[INFO] fetching crate mech 0.2.75...
[INFO] checking mech-0.2.75 against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for pr-133502-21
[INFO] extracting crate mech 0.2.75 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mech 0.2.75
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mech 0.2.75
[INFO] tweaked toml for crates.io crate mech 0.2.75 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mech 0.2.75 on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mech 0.2.75 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8056953aaf183e6cbcdeb08c29f7f48e369bc07a5a8b96b7a0d6ef3b7e4ed6fc
[INFO] running `Command { std: "docker" "start" "-a" "8056953aaf183e6cbcdeb08c29f7f48e369bc07a5a8b96b7a0d6ef3b7e4ed6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8056953aaf183e6cbcdeb08c29f7f48e369bc07a5a8b96b7a0d6ef3b7e4ed6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8056953aaf183e6cbcdeb08c29f7f48e369bc07a5a8b96b7a0d6ef3b7e4ed6fc", kill_on_drop: false }`
[INFO] [stdout] 8056953aaf183e6cbcdeb08c29f7f48e369bc07a5a8b96b7a0d6ef3b7e4ed6fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aede66949bc79f35a7185bf3c78b39f948f9eea484738964f9cc0d461af7e743
[INFO] running `Command { std: "docker" "start" "-a" "aede66949bc79f35a7185bf3c78b39f948f9eea484738964f9cc0d461af7e743", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking bytecount v0.6.9
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking papergrid v0.17.0
[INFO] [stderr]     Checking testing_table v0.3.0
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking inventory v0.3.21
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]     Checking brotli v8.0.2
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking tracing v0.1.43
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling cc v1.2.48
[INFO] [stderr]     Checking zlib-rs v0.5.3
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr] error: could not compile `brotli` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name brotli --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/brotli-8.0.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc-stdlib"' --cfg 'feature="default"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc-stdlib", "benchmark", "billing", "default", "disable-timer", "disallow_large_window_size", "external-literal-probability", "ffi-api", "float64", "floating_point_context_mixing", "no-stdlib-ffi-binding", "pass-through-ffi-panics", "seccomp", "sha2", "simd", "std", "validation", "vector_scratch_space"))' -C metadata=da133c1d299f2c7a -C extra-filename=-d813022d176a8d57 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern alloc_no_stdlib=/opt/rustwide/target/debug/deps/liballoc_no_stdlib-7b1bd6f28b6396be.rmeta --extern alloc_stdlib=/opt/rustwide/target/debug/deps/liballoc_stdlib-c67ef39ef9e0d8f1.rmeta --extern brotli_decompressor=/opt/rustwide/target/debug/deps/libbrotli_decompressor-b49ac68ef342ea51.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde_core` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name serde_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.228/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="result"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "rc", "result", "std", "unstable"))' -C metadata=13ffaf9328f0fbd5 -C extra-filename=-4eaec148b7690d44 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --check-cfg 'cfg(if_docsrs_then_no_serde_core)' --check-cfg 'cfg(no_core_cstr)' --check-cfg 'cfg(no_core_error)' --check-cfg 'cfg(no_core_net)' --check-cfg 'cfg(no_core_num_saturating)' --check-cfg 'cfg(no_diagnostic_namespace)' --check-cfg 'cfg(no_serde_derive)' --check-cfg 'cfg(no_std_atomic)' --check-cfg 'cfg(no_std_atomic64)' --check-cfg 'cfg(no_target_has_atomic)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "aede66949bc79f35a7185bf3c78b39f948f9eea484738964f9cc0d461af7e743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aede66949bc79f35a7185bf3c78b39f948f9eea484738964f9cc0d461af7e743", kill_on_drop: false }`
[INFO] [stdout] aede66949bc79f35a7185bf3c78b39f948f9eea484738964f9cc0d461af7e743