[INFO] cloning repository https://github.com/SIGMazer/perceptron [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SIGMazer/perceptron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSIGMazer%2Fperceptron", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSIGMazer%2Fperceptron'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1d000e8566b2aa6e58c6252b9e365395828b541c [INFO] testing SIGMazer/perceptron/1d000e8566b2aa6e58c6252b9e365395828b541c against try#f23b22458132fb20faeb8a915b1c252478696f25 for pr-131095 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSIGMazer%2Fperceptron" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SIGMazer/perceptron on toolchain f23b22458132fb20faeb8a915b1c252478696f25 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SIGMazer/perceptron [INFO] finished tweaking git repo https://github.com/SIGMazer/perceptron [INFO] tweaked toml for git repo https://github.com/SIGMazer/perceptron written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/SIGMazer/perceptron already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3ec66cf514f930eaec8c5af8e738e2acdbeb16832d545d8c95f39316b25807c [INFO] running `Command { std: "docker" "start" "-a" "a3ec66cf514f930eaec8c5af8e738e2acdbeb16832d545d8c95f39316b25807c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3ec66cf514f930eaec8c5af8e738e2acdbeb16832d545d8c95f39316b25807c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3ec66cf514f930eaec8c5af8e738e2acdbeb16832d545d8c95f39316b25807c", kill_on_drop: false }` [INFO] [stdout] a3ec66cf514f930eaec8c5af8e738e2acdbeb16832d545d8c95f39316b25807c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d50547a9666dc818644d6452a1475621530f7741237bbc885e3e2d8972f2d28 [INFO] running `Command { std: "docker" "start" "-a" "1d50547a9666dc818644d6452a1475621530f7741237bbc885e3e2d8972f2d28", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling getrandom v0.2.11 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling perceptron v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `save_as_bin` is never used [INFO] [stdout] --> src/main.rs:186:4 [INFO] [stdout] | [INFO] [stdout] 186 | fn save_as_bin(input: &Vec>, filename: &str) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:56:71 [INFO] [stdout] | [INFO] [stdout] 56 | save_as_ppm(weights, &format!("data/train_{:03}.ppm", COUNT)); [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:64:72 [INFO] [stdout] | [INFO] [stdout] 64 | save_as_ppm(&weights, &format!("data/train_{:03}.ppm", COUNT)); [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "1d50547a9666dc818644d6452a1475621530f7741237bbc885e3e2d8972f2d28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d50547a9666dc818644d6452a1475621530f7741237bbc885e3e2d8972f2d28", kill_on_drop: false }` [INFO] [stdout] 1d50547a9666dc818644d6452a1475621530f7741237bbc885e3e2d8972f2d28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f23b22458132fb20faeb8a915b1c252478696f25" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bbab6b0eacd7400f9d16be6c847e6af967bfbcef4b290b5976cf831c7abdbd46 [INFO] running `Command { std: "docker" "start" "-a" "bbab6b0eacd7400f9d16be6c847e6af967bfbcef4b290b5976cf831c7abdbd46", kill_on_drop: false }` [INFO] [stderr] Compiling perceptron v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `save_as_bin` is never used [INFO] [stdout] --> src/main.rs:186:4 [INFO] [stdout] | [INFO] [stdout] 186 | fn save_as_bin(input: &Vec>, filename: &str) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:56:71 [INFO] [stdout] | [INFO] [stdout] 56 | save_as_ppm(weights, &format!("data/train_{:03}.ppm", COUNT)); [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:64:72 [INFO] [stdout] | [INFO] [stdout] 64 | save_as_ppm(&weights, &format!("data/train_{:03}.ppm", COUNT)); [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcFLOwDD/symbols.o" "/opt/rustwide/target/debug/deps/perceptron-edc6237bcf5b6901.perceptron.b7b2de8de524fb29-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/perceptron-edc6237bcf5b6901.8kb41qk9t8ro3d4n1mnrykrjf.rcgu.o" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-df45fdf169424b44.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-33cc32f5c516df68.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-7582df2265d28666.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-0d89ab52291f57bd.rlib" "/opt/rustwide/target/debug/deps/librand-55e65a7938d568b1.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-1f9c4ad30b952ecb.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-905fd835b337451d.rlib" "/opt/rustwide/target/debug/deps/librand_core-66bb060d93e0d0da.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-27a2bc2c6d81d30c.rlib" "/opt/rustwide/target/debug/deps/liblibc-56342e437bed09fe.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-57bf25c23e31efdb.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-f36c847cc7d794fc.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-578d54746a79aa44.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-904c29d49e5cf73e.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-68b28eebae724018.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-560631c702dee569.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-10bcfbd81438e288.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-ca754d8825224f8b.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-eaa8e0bee9de3791.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-9871c3445f9c3efa.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-ed5a3106f015c794.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-22e9e03915f31288.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-fb6b09f170935963.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-c17c3ff980a79a1f.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-af872ecf6f22cced.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ca8dddbae7535f84.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-efa1bbd65297b1ec.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-395a38b8e0851c9b.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-d453bab70303062c.rlib" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a00d470c02c17e75.rlib" "-Wl,-Bdynamic" "-lc" "-lm" "-lrt" "-lpthread" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/f23b22458132fb20faeb8a915b1c252478696f25/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/perceptron-edc6237bcf5b6901" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `perceptron` (bin "perceptron" test) due to 1 previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "bbab6b0eacd7400f9d16be6c847e6af967bfbcef4b290b5976cf831c7abdbd46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbab6b0eacd7400f9d16be6c847e6af967bfbcef4b290b5976cf831c7abdbd46", kill_on_drop: false }` [INFO] [stdout] bbab6b0eacd7400f9d16be6c847e6af967bfbcef4b290b5976cf831c7abdbd46