[INFO] fetching crate hotspot 0.6.0...
[INFO] checking hotspot-0.6.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate hotspot 0.6.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hotspot 0.6.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hotspot 0.6.0
[INFO] finished tweaking crates.io crate hotspot 0.6.0
[INFO] tweaked toml for crates.io crate hotspot 0.6.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07b01d2d5404ecc8b97590090f52a2cbe16814705c0c93a1b0da362b7f45665d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07b01d2d5404ecc8b97590090f52a2cbe16814705c0c93a1b0da362b7f45665d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07b01d2d5404ecc8b97590090f52a2cbe16814705c0c93a1b0da362b7f45665d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b01d2d5404ecc8b97590090f52a2cbe16814705c0c93a1b0da362b7f45665d", kill_on_drop: false }`
[INFO] [stdout] 07b01d2d5404ecc8b97590090f52a2cbe16814705c0c93a1b0da362b7f45665d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4be380c9468b1f7e30223861fcba4cada39f9f946adc97c7f94646f7ebb0bfa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e4be380c9468b1f7e30223861fcba4cada39f9f946adc97c7f94646f7ebb0bfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling hotspot v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking assert v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr] error: failed to run custom build command for `hotspot v0.6.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/hotspot-d81f12fe6150f115/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   make -C /opt/rustwide/workdir/build/source -j14 EXTRAFLAGS='-fPIC -O3'
[INFO] [stderr]   make[1]: Entering directory '/opt/rustwide/workdir/build/source'
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c hotspot.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c temperature.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c RCutil.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c package.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c temperature_block.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c temperature_grid.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c flp.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c flp_desc.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c npe.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c shape.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c util.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c wire.c
[INFO] [stderr]   gcc -O3 -fPIC -O3   -DVERBOSE=1 -DMATHACCEL=0 -DDEBUG3D=0 -DSUPERLU=0 -g -c hotfloorplan.c
[INFO] [stderr]   make[1]: Leaving directory '/opt/rustwide/workdir/build/source'
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   hotspot.c: In function 'read_names':
[INFO] [stderr]   hotspot.c:167:7: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     167 |       fgets(line, LINE_SIZE, fp);
[INFO] [stderr]         |       ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   hotspot.c: In function 'read_vals':
[INFO] [stderr]   hotspot.c:201:7: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     201 |       fgets(line, LINE_SIZE, fp);
[INFO] [stderr]         |       ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp_desc.c: In function 'desc_count_units':
[INFO] [stderr]   flp_desc.c:51:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]      51 |   fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp_desc.c: In function 'desc_populate_blks':
[INFO] [stderr]   flp_desc.c:103:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     103 |   fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp_desc.c: In function 'desc_populate_connects':
[INFO] [stderr]   flp_desc.c:155:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     155 |   fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_grid.c: In function 'parse_layer_file':
[INFO] [stderr]   temperature_grid.c:510:7: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     510 |       fgets(line, LINE_SIZE, fp);
[INFO] [stderr]         |       ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_grid.c: In function 'read_temp_grid':
[INFO] [stderr]   temperature_grid.c:1366:11: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]    1366 |           fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |           ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_grid.c:1398:7: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]    1398 |       fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |       ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_grid.c:1416:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]    1416 |   fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_grid.c: In function 'read_power_grid':
[INFO] [stderr]   temperature_grid.c:1502:17: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]    1502 |                 fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_grid.c:1526:7: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]    1526 |       fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |       ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_grid.c:1535:11: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]    1535 |           fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |           ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_block.c: In function 'read_temp_block':
[INFO] [stderr]   temperature_block.c:631:4: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     631 |    fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |    ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_block.c:659:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     659 |   fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_block.c:677:2: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     677 |  fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |  ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   temperature_block.c: In function 'read_power_block':
[INFO] [stderr]   temperature_block.c:744:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     744 |   fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   util.c: In function 'read_str_pairs':
[INFO] [stderr]   util.c:332:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     332 |   fgets(str, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   util.c: In function 'count_significant_lines':
[INFO] [stderr]   util.c:523:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]     523 |   fgets(str, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   flp.c: In function 'flp_count_units':
[INFO] [stderr]   Fatal error: can't create wire.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: wire.o] Error 1
[INFO] [stderr]   make[1]: *** Waiting for unfinished jobs....
[INFO] [stderr]   flp.c:1021:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]    1021 |   fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp.c: In function 'flp_populate_blks':
[INFO] [stderr]   flp.c:1072:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]    1072 |   fgets(str, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp.c: In function 'flp_populate_connects':
[INFO] [stderr]   flp.c:1140:3: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]
[INFO] [stderr]    1140 |   fgets(str1, LINE_SIZE, fp);
[INFO] [stderr]         |   ^~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create hotfloorplan.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: hotfloorplan.o] Error 1
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create package.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: package.o] Error 1
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create flp_desc.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: flp_desc.o] Error 1
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create npe.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: npe.o] Error 1
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create shape.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: shape.o] Error 1
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create temperature.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: temperature.o] Error 1
[INFO] [stderr]   flp.c: In function 'flp_create_grid':
[INFO] [stderr]   flp.c:554:43: warning: '%d' directive writing between 1 and 10 bytes into a region of size between 0 and 511 [-Wformat-overflow=]
[INFO] [stderr]     554 |      sprintf(grid->units[count].name, "%s_%d", flp->units[i].name, grid_num);
[INFO] [stderr]         |                                           ^~
[INFO] [stderr]   flp.c:554:39: note: directive argument in the range [0, 2147483647]
[INFO] [stderr]     554 |      sprintf(grid->units[count].name, "%s_%d", flp->units[i].name, grid_num);
[INFO] [stderr]         |                                       ^~~~~~~
[INFO] [stderr]   In file included from /usr/include/stdio.h:867,
[INFO] [stderr]                    from flp.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:36:10: note: '__builtin___sprintf_chk' output between 3 and 523 bytes into a destination of size 512
[INFO] [stderr]      36 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      37 |       __bos (__s), __fmt, __va_arg_pack ());
[INFO] [stderr]         |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create hotspot.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: hotspot.o] Error 1
[INFO] [stderr]   temperature_grid.c: In function 'populate_layers_grid':
[INFO] [stderr]   temperature_grid.c:609:44: warning: '%s' directive writing up to 511 bytes into a region of size 493 [-Wformat-overflow=]
[INFO] [stderr]     609 |           sprintf(str, "error opening file %s\n", model->config.grid_layer_file);
[INFO] [stderr]         |                                            ^~
[INFO] [stderr]   In file included from /usr/include/stdio.h:867,
[INFO] [stderr]                    from temperature_grid.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:36:10: note: '__builtin___sprintf_chk' output between 21 and 532 bytes into a destination of size 512
[INFO] [stderr]      36 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      37 |       __bos (__s), __fmt, __va_arg_pack ());
[INFO] [stderr]         |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create temperature_block.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: temperature_block.o] Error 1
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create RCutil.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: RCutil.o] Error 1
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create util.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: util.o] Error 1
[INFO] [stderr]   flp.c: In function 'flp_wrap_rim':
[INFO] [stderr]   flp.c:728:38: warning: '%s' directive writing up to 511 bytes into a region of size 503 [-Wformat-overflow=]
[INFO] [stderr]     728 |    sprintf(flp->units[n+j].name, "%s_%s",
[INFO] [stderr]         |                                      ^~
[INFO] [stderr]   In file included from /usr/include/stdio.h:867,
[INFO] [stderr]                    from flp.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:36:10: note: '__builtin___sprintf_chk' output between 10 and 521 bytes into a destination of size 512
[INFO] [stderr]      36 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      37 |       __bos (__s), __fmt, __va_arg_pack ());
[INFO] [stderr]         |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp.c:742:38: warning: '%s' directive writing up to 511 bytes into a region of size 502 [-Wformat-overflow=]
[INFO] [stderr]     742 |    sprintf(flp->units[n+j].name, "%s_%s",
[INFO] [stderr]         |                                      ^~
[INFO] [stderr]   In file included from /usr/include/stdio.h:867,
[INFO] [stderr]                    from flp.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:36:10: note: '__builtin___sprintf_chk' output between 11 and 522 bytes into a destination of size 512
[INFO] [stderr]      36 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      37 |       __bos (__s), __fmt, __va_arg_pack ());
[INFO] [stderr]         |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp.c:758:38: warning: '%s' directive writing up to 511 bytes into a region of size 504 [-Wformat-overflow=]
[INFO] [stderr]     758 |    sprintf(flp->units[n+j].name, "%s_%s",
[INFO] [stderr]         |                                      ^~
[INFO] [stderr]   In file included from /usr/include/stdio.h:867,
[INFO] [stderr]                    from flp.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:36:10: note: '__builtin___sprintf_chk' output between 9 and 520 bytes into a destination of size 512
[INFO] [stderr]      36 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      37 |       __bos (__s), __fmt, __va_arg_pack ());
[INFO] [stderr]         |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp.c:772:38: warning: '%s' directive writing up to 511 bytes into a region of size 501 [-Wformat-overflow=]
[INFO] [stderr]     772 |    sprintf(flp->units[n+j].name, "%s_%s",
[INFO] [stderr]         |                                      ^~
[INFO] [stderr]   In file included from /usr/include/stdio.h:867,
[INFO] [stderr]                    from flp.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:36:10: note: '__builtin___sprintf_chk' output between 12 and 523 bytes into a destination of size 512
[INFO] [stderr]      36 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      37 |       __bos (__s), __fmt, __va_arg_pack ());
[INFO] [stderr]         |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create flp.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: flp.o] Error 1
[INFO] [stderr]   Assembler messages:
[INFO] [stderr]   Fatal error: can't create temperature_grid.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: temperature_grid.o] Error 1
[INFO] [stderr]   make: *** [Makefile:13: /opt/rustwide/target/debug/build/hotspot-b604b93595956c08/out/libhotspot.a] Error 2
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: cmd!("make").current_dir(&build).stdout(process::Stdio::inherit()).stderr(process::Stdio::inherit()).status().unwrap().success()', build.rs:24:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55dd955f7c70 - std::backtrace_rs::backtrace::libunwind::trace::h452faf99f32e7c93
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55dd955f7c70 - std::backtrace_rs::backtrace::trace_unsynchronized::he40edc71437667a1
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55dd955f7c70 - std::sys_common::backtrace::_print_fmt::h6c51d6ade71f46bf
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55dd955f7c70 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3cd15d7003dec37a
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55dd956149ec - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x55dd955f5e67 - std::io::Write::write_fmt::hac61caff894c35ae
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/io/mod.rs:1517
[INFO] [stderr]      6:     0x55dd955f9d80 - std::sys_common::backtrace::_print::haa2f390fb7957e3e
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55dd955f9d80 - std::sys_common::backtrace::print::h48c7cbbad9013bb1
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55dd955f9d80 - std::panicking::default_hook::{{closure}}::h8b7ff05a31e71d55
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x55dd955f9acc - std::panicking::default_hook::h2f00c78800d98e4c
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x55dd955fa3e3 - std::panicking::rust_panic_with_hook::h4eaa635e4694aef3
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x55dd955e12f8 - std::panicking::begin_panic::{{closure}}::h9b2cee1f50a3b3d1
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/panicking.rs:506
[INFO] [stderr]     12:     0x55dd955dc838 - std::sys_common::backtrace::__rust_end_short_backtrace::h458665f4ce6be21f
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55dd955e1223 - std::panicking::begin_panic::h2c755a6ff10bf5bc
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/panicking.rs:505
[INFO] [stderr]     14:     0x55dd955e1ffc - build_script_build::main::h28c2786be9a64b60
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:24
[INFO] [stderr]     15:     0x55dd955dd76b - core::ops::function::FnOnce::call_once::h483f47304828ec16
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/core/src/ops/function.rs:227
[INFO] [stderr]     16:     0x55dd955dc86e - std::sys_common::backtrace::__rust_begin_short_backtrace::h568973d5fc3bec92
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     17:     0x55dd955e1191 - std::rt::lang_start::{{closure}}::h7801be6333157547
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/rt.rs:66
[INFO] [stderr]     18:     0x55dd955fa7e1 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hecc21eb9018cc197
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/core/src/ops/function.rs:259
[INFO] [stderr]     19:     0x55dd955fa7e1 - std::panicking::try::do_call::h174ad655d084b5c7
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/panicking.rs:381
[INFO] [stderr]     20:     0x55dd955fa7e1 - std::panicking::try::h479e6054ce28de10
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/panicking.rs:345
[INFO] [stderr]     21:     0x55dd955fa7e1 - std::panic::catch_unwind::hb558ddea2b3e9c45
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/panic.rs:382
[INFO] [stderr]     22:     0x55dd955fa7e1 - std::rt::lang_start_internal::h163149047f0a8b61
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/rt.rs:51
[INFO] [stderr]     23:     0x55dd955e1167 - std::rt::lang_start::ha828279e45c58c76
[INFO] [stderr]                                  at /rustc/af3c6e733a40e671550e0f0f5aeecaa13772ba56/library/std/src/rt.rs:65
[INFO] [stderr]     24:     0x55dd955e225a - main
[INFO] [stderr]     25:     0x7f4a1528d0b3 - __libc_start_main
[INFO] [stderr]     26:     0x55dd955da09e - _start
[INFO] [stderr]     27:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e4be380c9468b1f7e30223861fcba4cada39f9f946adc97c7f94646f7ebb0bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4be380c9468b1f7e30223861fcba4cada39f9f946adc97c7f94646f7ebb0bfa", kill_on_drop: false }`
[INFO] [stdout] e4be380c9468b1f7e30223861fcba4cada39f9f946adc97c7f94646f7ebb0bfa
