[INFO] fetching crate hotspot 0.6.0...
[INFO] checking hotspot-0.6.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate hotspot 0.6.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate hotspot 0.6.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert v0.7.5
[INFO] [stderr]   Downloaded matrix v0.21.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9659239046efc39f6da5e487cb0cfa6255357a09feff784ccdffcb8f5bed5194
[INFO] running `Command { std: "docker" "start" "-a" "9659239046efc39f6da5e487cb0cfa6255357a09feff784ccdffcb8f5bed5194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9659239046efc39f6da5e487cb0cfa6255357a09feff784ccdffcb8f5bed5194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9659239046efc39f6da5e487cb0cfa6255357a09feff784ccdffcb8f5bed5194", kill_on_drop: false }`
[INFO] [stdout] 9659239046efc39f6da5e487cb0cfa6255357a09feff784ccdffcb8f5bed5194
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5898eb5ca94b4f2860c92b02727e7ad5bd0d36231e9085403bf05ecbdb2e6744
[INFO] running `Command { std: "docker" "start" "-a" "5898eb5ca94b4f2860c92b02727e7ad5bd0d36231e9085403bf05ecbdb2e6744", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling hotspot v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking assert v0.7.5
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking matrix v0.21.12
[INFO] [stderr] error: failed to run custom build command for `hotspot v0.6.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/hotspot-c4bc091328ee9f34/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   make -C /opt/rustwide/workdir/build/source -j8 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]   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]   temperature_block.c: In function 'read_temp_block':
[INFO] [stderr]   temperature_block.c:631:25: 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:659:17: 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:677:9: 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:744:17: 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]   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]   flp_desc.c: In function 'desc_count_units':
[INFO] [stderr]   flp_desc.c:51:17: 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:103:17: 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:155:17: 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 '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]   flp.c: In function 'flp_count_units':
[INFO] [stderr]   flp.c:1021:17: 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:1072:17: 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:1140:17: 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 flp_desc.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: flp_desc.o] Error 1
[INFO] [stderr]   make[1]: *** Waiting for unfinished jobs....
[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 RCutil.o: Read-only file system
[INFO] [stderr]   make[1]: *** [Makefile:203: RCutil.o] Error 1
[INFO] [stderr]   flp.c: In function 'flp_create_grid':
[INFO] [stderr]   flp.c:554:78: 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:554:74: 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:894,
[INFO] [stderr]                    from flp.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:38:10: note: '__builtin___sprintf_chk' output between 3 and 523 bytes into a destination of size 512
[INFO] [stderr]      38 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      39 |                                   __glibc_objsize (__s), __fmt,
[INFO] [stderr]         |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      40 |                                   __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:894,
[INFO] [stderr]                    from temperature_grid.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:38:10: note: '__builtin___sprintf_chk' output between 21 and 532 bytes into a destination of size 512
[INFO] [stderr]      38 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      39 |                                   __glibc_objsize (__s), __fmt,
[INFO] [stderr]         |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      40 |                                   __va_arg_pack ());
[INFO] [stderr]         |                                   ~~~~~~~~~~~~~~~~~
[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]   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]   flp.c: In function 'flp_wrap_rim':
[INFO] [stderr]   flp.c:728:59: 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:894,
[INFO] [stderr]                    from flp.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:38:10: note: '__builtin___sprintf_chk' output between 10 and 521 bytes into a destination of size 512
[INFO] [stderr]      38 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      39 |                                   __glibc_objsize (__s), __fmt,
[INFO] [stderr]         |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      40 |                                   __va_arg_pack ());
[INFO] [stderr]         |                                   ~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp.c:742:59: 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:894,
[INFO] [stderr]                    from flp.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:38:10: note: '__builtin___sprintf_chk' output between 11 and 522 bytes into a destination of size 512
[INFO] [stderr]      38 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      39 |                                   __glibc_objsize (__s), __fmt,
[INFO] [stderr]         |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      40 |                                   __va_arg_pack ());
[INFO] [stderr]         |                                   ~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp.c:758:59: 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:894,
[INFO] [stderr]                    from flp.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:38:10: note: '__builtin___sprintf_chk' output between 9 and 520 bytes into a destination of size 512
[INFO] [stderr]      38 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      39 |                                   __glibc_objsize (__s), __fmt,
[INFO] [stderr]         |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      40 |                                   __va_arg_pack ());
[INFO] [stderr]         |                                   ~~~~~~~~~~~~~~~~~
[INFO] [stderr]   flp.c:772:59: 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:894,
[INFO] [stderr]                    from flp.c:1:
[INFO] [stderr]   /usr/include/x86_64-linux-gnu/bits/stdio2.h:38:10: note: '__builtin___sprintf_chk' output between 12 and 523 bytes into a destination of size 512
[INFO] [stderr]      38 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
[INFO] [stderr]         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      39 |                                   __glibc_objsize (__s), __fmt,
[INFO] [stderr]         |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]      40 |                                   __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-f2207eb8404be4a1/out/libhotspot.a] Error 2
[INFO] [stderr]   thread 'main' panicked at build.rs:24:5:
[INFO] [stderr]   assertion failed: cmd!("make").current_dir(&build).stdout(process::Stdio::inherit()).stderr(process::Stdio::inherit()).status().unwrap().success()
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55eb344670e2 - std::backtrace_rs::backtrace::libunwind::trace::hd67e08e71d64f12a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x55eb344670e2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1b6e03ae921b7ccc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55eb344670e2 - std::sys_common::backtrace::_print_fmt::h104284235ec6c37d
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55eb344670e2 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9ec11fc9f8e1e9e3
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55eb344883ac - core::fmt::rt::Argument::fmt::hba6bb69d73dbc69a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55eb344883ac - core::fmt::write::h1591db653c658e71
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x55eb344650bf - std::io::Write::write_fmt::hfbffa468e7623aef
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]      7:     0x55eb34466eb4 - std::sys_common::backtrace::_print::h00abfdf27a732373
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55eb34466eb4 - std::sys_common::backtrace::print::ha9520edf621a95dc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55eb3446837b - std::panicking::default_hook::{{closure}}::h46e508c07ecf0cb0
[INFO] [stderr]     10:     0x55eb344680d3 - std::panicking::default_hook::h171667a6e5f66517
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55eb3446881d - std::panicking::rust_panic_with_hook::hb748cf56d2d9af62
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55eb344686b9 - std::panicking::begin_panic_handler::{{closure}}::h1f68a14808274394
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:649:13
[INFO] [stderr]     13:     0x55eb344675b6 - std::sys_common::backtrace::__rust_end_short_backtrace::h36413da1fefb6b73
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55eb34468424 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55eb34443fd5 - core::panicking::panic_fmt::hbebe585df2478a90
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55eb34444093 - core::panicking::panic::he76d959b4d65b8fd
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:145:5
[INFO] [stderr]     17:     0x55eb3444806e - build_script_build::main::h0ecb0eae0a52655a
[INFO] [stderr]     18:     0x55eb34445463 - core::ops::function::FnOnce::call_once::h354ca87509cd7abf
[INFO] [stderr]     19:     0x55eb344449b6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h721ce38ccf51f9e5
[INFO] [stderr]     20:     0x55eb34444e29 - std::rt::lang_start::{{closure}}::h47eca650094ec63f
[INFO] [stderr]     21:     0x55eb34462223 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc0dea7e08dfe9d58
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x55eb34462223 - std::panicking::try::do_call::h9e7e3ff0019eca48
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     23:     0x55eb34462223 - std::panicking::try::h4177c8693e12080e
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     24:     0x55eb34462223 - std::panic::catch_unwind::h30c59f0ccf8c5da4
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     25:     0x55eb34462223 - std::rt::lang_start_internal::{{closure}}::hc959f2313e587664
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x55eb34462223 - std::panicking::try::do_call::h52365037f05374a7
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     27:     0x55eb34462223 - std::panicking::try::h7da172df60cd6061
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     28:     0x55eb34462223 - std::panic::catch_unwind::h88fa8b63d34be7de
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     29:     0x55eb34462223 - std::rt::lang_start_internal::hc3039611687c4867
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x55eb34444e07 - std::rt::lang_start::h6b38708d12c29f7d
[INFO] [stderr]     31:     0x55eb344481f5 - main
[INFO] [stderr]     32:     0x7f6b9c554d90 - <unknown>
[INFO] [stderr]     33:     0x7f6b9c554e40 - __libc_start_main
[INFO] [stderr]     34:     0x55eb344445b5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "5898eb5ca94b4f2860c92b02727e7ad5bd0d36231e9085403bf05ecbdb2e6744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5898eb5ca94b4f2860c92b02727e7ad5bd0d36231e9085403bf05ecbdb2e6744", kill_on_drop: false }`
[INFO] [stdout] 5898eb5ca94b4f2860c92b02727e7ad5bd0d36231e9085403bf05ecbdb2e6744
