[INFO] fetching crate mech-logic 0.2.59...
[INFO] building mech-logic-0.2.59 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate mech-logic 0.2.59 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mech-logic 0.2.59
[INFO] finished tweaking crates.io crate mech-logic 0.2.59
[INFO] tweaked toml for crates.io crate mech-logic 0.2.59 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mech-logic 0.2.59 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mech-logic 0.2.59 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rlibc v1.0.0
[INFO] [stderr]   Downloaded tabled_derive v0.10.0
[INFO] [stderr]   Downloaded papergrid v0.14.0
[INFO] [stderr]   Downloaded tabled v0.18.0
[INFO] [stderr]   Downloaded mech-core v0.2.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30506c6f28cb40158152590e8215d8027519490e5053e55476ba3f93e7e6c47e
[INFO] running `Command { std: "docker" "start" "-a" "30506c6f28cb40158152590e8215d8027519490e5053e55476ba3f93e7e6c47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30506c6f28cb40158152590e8215d8027519490e5053e55476ba3f93e7e6c47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30506c6f28cb40158152590e8215d8027519490e5053e55476ba3f93e7e6c47e", kill_on_drop: false }`
[INFO] [stdout] 30506c6f28cb40158152590e8215d8027519490e5053e55476ba3f93e7e6c47e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cf0805a3117502a8ab18cf0b66e1080004f77dc0c03c16720395bfb7c034f2b
[INFO] running `Command { std: "docker" "start" "-a" "5cf0805a3117502a8ab18cf0b66e1080004f77dc0c03c16720395bfb7c034f2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling papergrid v0.14.0
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling brotli v8.0.2
[INFO] [stderr]    Compiling simba v0.9.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling nalgebra-macros v0.3.0
[INFO] [stderr]    Compiling tabled_derive v0.10.0
[INFO] [stderr]    Compiling tabled v0.18.0
[INFO] [stderr]    Compiling nalgebra v0.34.0
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling mech-core v0.2.59
[INFO] [stderr]    Compiling mech-logic v0.2.59 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.08s
[INFO] running `Command { std: "docker" "inspect" "5cf0805a3117502a8ab18cf0b66e1080004f77dc0c03c16720395bfb7c034f2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf0805a3117502a8ab18cf0b66e1080004f77dc0c03c16720395bfb7c034f2b", kill_on_drop: false }`
[INFO] [stdout] 5cf0805a3117502a8ab18cf0b66e1080004f77dc0c03c16720395bfb7c034f2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8244498486da3e8f7ef670b1db9b0b93683fcd6efc582f60c563357951443cd
[INFO] running `Command { std: "docker" "start" "-a" "e8244498486da3e8f7ef670b1db9b0b93683fcd6efc582f60c563357951443cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mech-logic v0.2.59 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustco1eqfE/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libmech_core-d67fb3ff4cd2a303,libcrc32fast-cb59b8a1512452f0,libcfg_if-666d36e5ee0df220,libserde_json-e5ae4f82c97c7872,libmemchr-2d97b38eddd0133f,libitoa-6b76ec393d6a2c41,libryu-0ea4bafc9bef6d8b,libbase64-2a03de3babadded3,libbrotli-197050b56da9d390,libbrotli_decompressor-8126f0dca5f7b4a7,liballoc_stdlib-be9175862277e1f4,liballoc_no_stdlib-06c983927188c99c,libbincode-9363fdadfbb6b4bf,libunty-4b879f2d92d382d8,libbyteorder-1efcbe4f07366651,libindexmap-69a728c4973a3c62,libequivalent-7e0e8cbe6c474a67,libhashbrown-76659aeb83761b81,libserde-47878947c9605433,libtabled-c9ceb611125a7f26,libpapergrid-19c4a1f9fcfaea62,libbytecount-3d074ddb37370d4d,libunicode_width-d12f1dd14779f44c,libfnv-2d77ec4f6f971b24,libnalgebra-a330149aea78f5e2,libmatrixmultiply-f172dd8b9bd113dd,librawpointer-a726d041f28ef5ec,libnum_rational-c4e110946d6159f5,libnum_bigint-17e9eb990ea39a45,libnum_integer-ad11d624cd16914d,libtypenum-b636c2b461885073,libsimba-941ee84b20b4e71d,libwide-8cdd48e92c5b32fc,libsafe_arch-0da4544bde2502c3,libbytemuck-150616c01269d672,libnum_complex-2ee08ecb9f635fe8,libapprox-976185812a8e90b1,libnum_traits-85b63d4f2b0f532f,libseahash-c7c9833d5abc2ba8}.rlib" "<sysroot>/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" "/tmp/rustco1eqfE/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/mech_logic-04945c46fdaa69ae" "-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-logic` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e8244498486da3e8f7ef670b1db9b0b93683fcd6efc582f60c563357951443cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8244498486da3e8f7ef670b1db9b0b93683fcd6efc582f60c563357951443cd", kill_on_drop: false }`
[INFO] [stdout] e8244498486da3e8f7ef670b1db9b0b93683fcd6efc582f60c563357951443cd