[INFO] fetching crate mech-matrix 0.3.4... [INFO] testing mech-matrix-0.3.4 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate mech-matrix 0.3.4 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate mech-matrix 0.3.4 [INFO] finished tweaking crates.io crate mech-matrix 0.3.4 [INFO] tweaked toml for crates.io crate mech-matrix 0.3.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mech-matrix 0.3.4 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mech-matrix 0.3.4 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5b28c90d91b2f5a142c3b4a045e18b37cc1b39ab61c915e6bf0228ddd54d0ff [INFO] running `Command { std: "docker" "start" "-a" "c5b28c90d91b2f5a142c3b4a045e18b37cc1b39ab61c915e6bf0228ddd54d0ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5b28c90d91b2f5a142c3b4a045e18b37cc1b39ab61c915e6bf0228ddd54d0ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5b28c90d91b2f5a142c3b4a045e18b37cc1b39ab61c915e6bf0228ddd54d0ff", kill_on_drop: false }` [INFO] [stdout] c5b28c90d91b2f5a142c3b4a045e18b37cc1b39ab61c915e6bf0228ddd54d0ff [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12198618402a74d9df25f292cc321f039fd6156ba739233479226f5bfc8e3c95 [INFO] running `Command { std: "docker" "start" "-a" "12198618402a74d9df25f292cc321f039fd6156ba739233479226f5bfc8e3c95", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.16 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling bytemuck v1.25.0 [INFO] [stderr] Compiling matrixmultiply v0.3.10 [INFO] [stderr] Compiling typenum v1.19.0 [INFO] [stderr] Compiling unicode-width v0.2.2 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling inventory v0.3.24 [INFO] [stderr] Compiling seahash v4.1.0 [INFO] [stderr] Compiling nalgebra-macros v0.3.0 [INFO] [stderr] Compiling testing_table v0.3.0 [INFO] [stderr] Compiling papergrid v0.17.0 [INFO] [stderr] Compiling safe_arch v0.7.4 [INFO] [stderr] Compiling wide v0.7.33 [INFO] [stderr] Compiling tabled v0.20.0 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling approx v0.5.1 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling simba v0.9.1 [INFO] [stderr] Compiling indexmap v2.14.0 [INFO] [stderr] Compiling serde_json v1.0.149 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling bincode v2.0.1 [INFO] [stderr] Compiling nalgebra v0.34.2 [INFO] [stderr] Compiling mech-core v0.3.4 [INFO] [stderr] Compiling mech-matrix v0.3.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.78s [INFO] running `Command { std: "docker" "inspect" "12198618402a74d9df25f292cc321f039fd6156ba739233479226f5bfc8e3c95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12198618402a74d9df25f292cc321f039fd6156ba739233479226f5bfc8e3c95", kill_on_drop: false }` [INFO] [stdout] 12198618402a74d9df25f292cc321f039fd6156ba739233479226f5bfc8e3c95 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 546b90d07aa13bd7ef017b32e2774c8dc75d3a3711783c15b5c84c4aa0d2b89c [INFO] running `Command { std: "docker" "start" "-a" "546b90d07aa13bd7ef017b32e2774c8dc75d3a3711783c15b5c84c4aa0d2b89c", kill_on_drop: false }` [INFO] [stderr] Compiling mech-matrix v0.3.4 (/opt/rustwide/workdir) [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcBY4q9b/symbols.o" "<17 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libmech_core-3ab60a46ef1585aa,libcrc32fast-66fcb8dfd77ba9de,libcfg_if-5af52f617df93f8f,libserde_json-6f37ead0e52878e0,libmemchr-8e33d9a2a7199911,libitoa-d474a064685fa8df,libzmij-07c2bc01ed4c756c,libbase64-2a03de3babadded3,libbrotli-90527a20d525cade,libbrotli_decompressor-1e6ebcc70bab3daa,liballoc_stdlib-2cbcfaf5b9f938fe,liballoc_no_stdlib-06c983927188c99c,libbincode-03f4a26c91c2210a,libunty-4b879f2d92d382d8,libinventory-5290657b31acb5be,libbyteorder-1efcbe4f07366651,libindexmap-cf2b2b480ec1a9d1,libequivalent-7e0e8cbe6c474a67,libhashbrown-7a8f6228ee104885,libserde-cd23762baea5f039,libserde_core-365391bf3dd30696,libtabled-9f460b64953cc8d6,libpapergrid-669657bb400ce512,libbytecount-3d074ddb37370d4d,libfnv-2d77ec4f6f971b24,libtesting_table-e6bd800caa8aa1b6,libunicode_width-11318280e9097d13,libnalgebra-bd60d69466ea696e,libmatrixmultiply-40cc0532eeebbfbd,librawpointer-a726d041f28ef5ec,libnum_rational-76e44a27ec623bfe,libnum_bigint-6e0a43b48eefe01c,libnum_integer-e025e60760cb8503,libtypenum-0e02f3386ab040bb,libsimba-ee60bfc3c5c0bfb1,libwide-c39d7a0d7eadf47f,libsafe_arch-2c25341f423e301b,libbytemuck-225736d622151e28,libnum_complex-fe311b6e4178b6bd,libapprox-2eb31fa2567b0906,libnum_traits-fd9becfa2d006b07,libseahash-c7c9833d5abc2ba8}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcBY4q9b/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/mech_matrix-b16c2abbd567fc20" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: rust-lld: error: undefined symbol: main [INFO] [stdout] >>> referenced by /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start) [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mech-matrix` (lib test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "546b90d07aa13bd7ef017b32e2774c8dc75d3a3711783c15b5c84c4aa0d2b89c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "546b90d07aa13bd7ef017b32e2774c8dc75d3a3711783c15b5c84c4aa0d2b89c", kill_on_drop: false }` [INFO] [stdout] 546b90d07aa13bd7ef017b32e2774c8dc75d3a3711783c15b5c84c4aa0d2b89c