diff --git a/.github/workflows/amd64-linux.yml b/.github/workflows/amd64-linux.yml
index ced649b..f1b2742 100644
--- a/.github/workflows/amd64-linux.yml
+++ b/.github/workflows/amd64-linux.yml
@@ -19,7 +19,7 @@ jobs:
       - name: check safety
         run: make -j$JOBS -C src/ CI=1 check-safety
       - name: print report
-        run: make -C src/ CI=1 reporter
+        run: make -C src/ CI=1 reporter-check-safety
       - name: return error
         run: make -C src/ CI=1 err
 
@@ -32,7 +32,7 @@ jobs:
       - name: check speculative constant-time (v1)
         run: make -j$JOBS -C src/ CI=1 check-sct
       - name: print report
-        run: make -C src/ CI=1 reporter
+        run: make -C src/ CI=1 reporter-check-sct
       - name: return error
         run: make -C src/ CI=1 err
 
@@ -45,7 +45,7 @@ jobs:
       - name: check extraction from Jasmin to EasyCrypt
         run: make -j$JOBS -C src/ CI=1 extract-to-easycrypt
       - name: print report
-        run: make -C src/ CI=1 reporter
+        run: make -C src/ CI=1 reporter-extract-to-easycrypt
       - name: return error
         run: make -C src/ CI=1 err
 
@@ -58,7 +58,7 @@ jobs:
       - name: check compilation of libformosa25519.a
         run: make -j$JOBS -C src/ CI=1 libformosa25519.a
       - name: print report
-        run: make -C src/ CI=1 reporter
+        run: make -C src/ CI=1 reporter-compile
       - name: return error
         run: make -C src/ CI=1 err
 
@@ -92,6 +92,10 @@ jobs:
         uses: actions/checkout@v4
 
       - name: run proof
-        run: make -j$JOBS -C proof/
+        run: make -j$JOBS -C proof/ all-no-report
+      - name: print report
+        run: make -C proof/ CI=1 reporter
+      - name: return error
+        run: make -C proof/ CI=1 err
 
 
diff --git a/bench/Makefile b/bench/Makefile
index ba13a78..d445236 100644
--- a/bench/Makefile
+++ b/bench/Makefile
@@ -12,6 +12,7 @@ CFLAGS  ?= -Wall -Wno-unused-function -Wno-unused-parameter -O3 -march=native \
 
 CI ?= 0
 CI_REMOVE_OK_LOGS ?= "1"
+CI_GITHUB?=0
 
 CI_DIR = $(@D)
 CI_CMD =
@@ -22,6 +23,7 @@ CI_CMD = 2> $(CI_DIR)/$(@F).log && rm -f $(CI_DIR)/$(@F).error || \
               rm -f $(CI_DIR)/$(@F).log && \
               exit 127 \
              )
+CI_GITHUB:=1
 endif
 
 export CI
@@ -155,9 +157,9 @@ CI_ALL_FILES   := $(shell test -d $(BIN) && find $(BIN) -name '*.log') $(CI_ERRO
 .PHONY: reporter logs $(LOGS) err
 
 reporter:
-	$(JLOG) "Compilation status (*.jazz -> *.s)" src/ *.s $(CI_REMOVE_OK_LOGS)
-	$(JLOG) "Bench compilation status" bench/$(BIN) bench $(CI_REMOVE_OK_LOGS)
-	$(JLOG) "Bench execution status" bench/$(BIN) bench.out $(CI_REMOVE_OK_LOGS)
+	$(JLOG) "Compilation status (*.jazz -> *.s)" src/ *.s $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
+	$(JLOG) "Bench compilation status" bench/$(BIN) bench $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
+	$(JLOG) "Bench execution status" bench/$(BIN) bench.out $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
 
 logs: $(LOGS)
 
diff --git a/proof/Makefile b/proof/Makefile
index d7dcfa2..cb82935 100644
--- a/proof/Makefile
+++ b/proof/Makefile
@@ -25,6 +25,7 @@ ALL_OUT := $(addsuffix .out, $(ALL))
 
 CI ?= 0
 CI_REMOVE_OK_LOGS ?= "1"
+CI_GITHUB?=0
 
 CI_DIR =
 CI_CMD =
@@ -35,6 +36,7 @@ CI_CMD = 2> $(@D)/$(CI_DIR)/$(@F).log && rm -f $(@D)/$(CI_DIR)/$(@F).error || \
               rm $(@D)/$(CI_DIR)/$(@F).log && \
               exit 0 \
              )
+CI_GITHUB:=1
 endif
 
 export CI
@@ -84,9 +86,9 @@ CI_ALL_FILES   := $(shell find $(PROOF) -name '*.log') $(CI_ERROR_FILES)
 .PHONY: reporter logs $(LOGS) err
 
 reporter:
-	$(JLOG) "Extraction from Jasmin to EasyCrypt status" src/ *_s.ec $(CI_REMOVE_OK_LOGS)
-	$(JLOG) "Checking EasyCrypt - extracted files status" proof/ *_s.ec.out $(CI_REMOVE_OK_LOGS)
-	$(JLOG) "Checking EasyCrypt - all files status" proof/ *.ec.out $(CI_REMOVE_OK_LOGS)
+	$(JLOG) "Extraction from Jasmin to EasyCrypt status" src/ *_s.ec $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
+	$(JLOG) "Checking EasyCrypt - extracted files status" proof/ *_s.ec.out $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
+	$(JLOG) "Checking EasyCrypt - all files status" proof/ *.ec.out $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
 
 logs: $(LOGS)
 
@@ -118,6 +120,13 @@ all:
 	$(MAKE) reporter
 	$(MAKE) err
 
+all-no-report: CI=1
+all-no-report:
+	$(MAKE) distclean
+	$(MAKE) -C $(SRC) extract-to-easycrypt
+	$(MAKE) check-extracted
+	$(MAKE) check-all
+
 # -----------------------------------------------------------------------------
 # clean rules
 
diff --git a/scripts/reporter/jlog b/scripts/reporter/jlog
index 504cc54..b30c7ce 100755
--- a/scripts/reporter/jlog
+++ b/scripts/reporter/jlog
@@ -5,8 +5,9 @@ top=$(cd "$(dirname "$0")/../../" ; pwd -P)
 dir=$top/$2
 spattern=$3
 rempty=$4
+ghci=$5
 
-NORMAL="\e[0m"
+RESET="\e[0m"
 BOLD="\e[1m"
 RED="\e[31m"
 GREEN="\e[32m"
@@ -29,16 +30,53 @@ status()
   sort -t',' -g -k1 | sed -e 's/^[ \t]*//' -e 's/, \.\//, /' > $output
 }
 
-print()
+# cat file in color
+cat_c_file()
+{
+  color=$1
+  file=$2
+
+  echo -e "${color}"
+  sed '/\r/d' $file | uniq | cat -
+  echo -e "${RESET}"
+}
+
+# print bold color - some string and a valid file name
+print_bc()
+{
+  prefix=$1
+  color=$2
+  string=$3
+  file_name=$4
+
+  file_name_relative=$(realpath --relative-to=$top $file_name)
+
+  echo -e "${prefix}${color}${string}${file_name_relative}${RESET}"
+}
+
+print_file()
 {
   color=$1;
   filter=$2;
   file=$3;
   label=$4;
 
+  begin_group=""
+  end_group=""
+  if [[ $ghci -eq 1 ]]; then
+    begin_group="::group::"
+    end_group="::endgroup::"
+  fi
+
   egrep -E "$filter" $file | \
-  while read line; do
-   echo -e "${color}${BOLD}${label}, ${line}${NORMAL}"
+  while IFS=',' read -r line_count file_name; do
+   if [[ "$line_count" != "0" ]]; then
+    print_bc "${begin_group}" "${color}" "${label}, ${line_count}, " "${file_name}"
+    if [[ $ghci -eq 1 ]]; then cat_c_file "${color}" "${file_name}"; fi
+    if [[ $ghci -eq 1 ]]; then echo "${end_group}"; fi
+   else
+    print_bc "" "${color}" "${label}, 0, " "${file_name}"
+   fi
   done
 }
 
@@ -51,22 +89,22 @@ clear_empty()
   done
 }
 
-warning=$(mktemp)
-error=$(mktemp)
+okandwarnings=$(mktemp)
+errors=$(mktemp)
 
-status "${spattern}.log" $warning;
-status "${spattern}.error" $error;
+status "${spattern}.log" $okandwarnings;
+status "${spattern}.error" $errors;
 
 # print
 echo -e "${BOLD}$message: ${NORMAL}"
 
-print $GREEN "^0" $warning "OK";
-print $YELLOW "^[^0]" $warning "WARNING";
-print $RED "" $error "ERROR";
+print_file $GREEN "^0" $okandwarnings "OK";
+print_file $YELLOW "^[^0]" $okandwarnings "WARNING";
+print_file $RED "" $errors "ERROR";
 
 if [ "$rempty" == "1" ]; then
-  clear_empty $warning;
+  clear_empty $okandwarnings;
 fi
 
-rm $warning $error
+rm $okandwarnings $errors
 
diff --git a/src/Makefile b/src/Makefile
index cdbe2ac..30831c1 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -33,6 +33,11 @@ C_HEADER_FILES ?= $(addsuffix include/api.h, $(dir $(ASSEMBLY_FILES)))
 # of the current status: compilation, safety checking, and sct checking.
 CI ?= 0
 CI_REMOVE_OK_LOGS ?= "1"
+CI_GITHUB?=0
+
+ifeq ($(CI),1)
+CI_GITHUB:=1
+endif
 
 export CI
 
@@ -141,12 +146,21 @@ CI_ERROR_FILES := $(shell find $(SRC) -name '*.error')
 CI_ALL_FILES   := $(shell find $(SRC) -name '*.log') $(CI_ERROR_FILES)
 
 .PHONY: reporter logs $(LOGS) err
+.PHONY: reporter-check-safety reporter-check-sct reporter-extract-to-easycrypt reporter-compile
+
+reporter: reporter-check-safety reporter-check-sct reporter-extract-to-easycrypt reporter-compile
+
+reporter-check-safety:
+	$(JLOG) "Safety checking status" src/ *.safety $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
+
+reporter-check-sct:
+	$(JLOG) "Speculative constant-time status" src/ *.sct $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
+
+reporter-extract-to-easycrypt:
+	$(JLOG) "Extraction to EasyCrypt status" src/ *.ec $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
 
-reporter:
-	$(JLOG) "Safety checking status" src/ *.safety $(CI_REMOVE_OK_LOGS)
-	$(JLOG) "Speculative constant-time status" src/ *.sct $(CI_REMOVE_OK_LOGS)
-	$(JLOG) "Extraction to EasyCrypt status" src/ *.ec $(CI_REMOVE_OK_LOGS)
-	$(JLOG) "Compilation status (*.jazz -> *.s)" src/ *.s $(CI_REMOVE_OK_LOGS)
+reporter-compile:
+	$(JLOG) "Compilation status (*.jazz -> *.s)" src/ *.s $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
 
 logs: $(LOGS)
 
diff --git a/test/Makefile b/test/Makefile
index ab5b533..e9d9752 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -10,6 +10,7 @@ CFLAGS  ?= -O3 -Wall -Wextra -Wpedantic -Wvla -Werror -std=c99 \
 
 CI ?= 0
 CI_REMOVE_OK_LOGS ?= "1"
+CI_GITHUB?=0
 
 CI_DIR = $(@D)
 CI_CMD =
@@ -20,6 +21,7 @@ CI_CMD = 2> $(CI_DIR)/$(@F).log && rm -f $(CI_DIR)/$(@F).error || \
               rm -f $(CI_DIR)/$(@F).log && \
               exit 127 \
              )
+CI_GITHUB:=1
 endif
 
 export CI
@@ -125,13 +127,13 @@ CI_ALL_FILES   := $(shell test -d $(BIN) && find $(BIN) -name '*.log') $(CI_ERRO
 .PHONY: reporter logs $(LOGS) err
 
 reporter:
-	$(JLOG) "Compilation status (*.jazz -> *.s)" src/ *.s $(CI_REMOVE_OK_LOGS)
+	$(JLOG) "Compilation status (*.jazz -> *.s)" src/ *.s $(CI_REMOVE_OK_LOGS) $(CI_GITHUB)
 	@for type in $(TESTS_NAMES); do \
-		$(JLOG) "Tests compilation status - $$type" test/$(BIN) $$type $(CI_REMOVE_OK_LOGS); \
-		$(JLOG) "Tests execution status - $$type" test/$(BIN) $$type.out $(CI_REMOVE_OK_LOGS); \
+		$(JLOG) "Tests compilation status - $$type" test/$(BIN) $$type $(CI_REMOVE_OK_LOGS) $(CI_GITHUB); \
+		$(JLOG) "Tests execution status - $$type" test/$(BIN) $$type.out $(CI_REMOVE_OK_LOGS) $(CI_GITHUB); \
 	done
 	$(JCHK)
-	$(JLOG) "Checksums status" test/$(BIN) checksum*.ok $(CI_REMOVE_OK_LOGS);
+	$(JLOG) "Checksums status" test/$(BIN) checksum*.ok $(CI_REMOVE_OK_LOGS) $(CI_GITHUB);
 
 logs: $(LOGS)