[INFO] fetching crate tanxium 0.2.1...
[INFO] building tanxium-0.2.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tanxium 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tanxium 0.2.1
[INFO] finished tweaking crates.io crate tanxium 0.2.1
[INFO] tweaked toml for crates.io crate tanxium 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tanxium 0.2.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tanxium 0.2.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 383dc0a8acdbebc1efc6ef1e232a72f143ee50dfee09c9b46bc2cc91e003cc58
[INFO] running `Command { std: "docker" "start" "-a" "383dc0a8acdbebc1efc6ef1e232a72f143ee50dfee09c9b46bc2cc91e003cc58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "383dc0a8acdbebc1efc6ef1e232a72f143ee50dfee09c9b46bc2cc91e003cc58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "383dc0a8acdbebc1efc6ef1e232a72f143ee50dfee09c9b46bc2cc91e003cc58", kill_on_drop: false }`
[INFO] [stdout] 383dc0a8acdbebc1efc6ef1e232a72f143ee50dfee09c9b46bc2cc91e003cc58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c4b4ead5d3a9ff1a031c4be332e91a31bd832cae1a44114b33cd6969c4ad2fb
[INFO] running `Command { std: "docker" "start" "-a" "4c4b4ead5d3a9ff1a031c4be332e91a31bd832cae1a44114b33cd6969c4ad2fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling serde v1.0.213
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling libm v0.2.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.17
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling outref v0.1.0
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]    Compiling simd-abstraction v0.7.1
[INFO] [stderr]    Compiling unicode-id-start v1.3.1
[INFO] [stderr]    Compiling anyhow v1.0.91
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling libloading v0.8.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling base64-simd v0.7.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr] error: could not compile `cc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.1.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("jobserver", "parallel"))' -C metadata=ce2cd98d15483d94 -C extra-filename=-04587f900e54e456 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern shlex=/opt/rustwide/target/debug/deps/libshlex-258c8bec04b9d869.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 `proc-macro2` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name proc_macro2 --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.89/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="proc-macro"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "nightly", "proc-macro", "span-locations"))' -C metadata=94b4a7938421e9b1 -C extra-filename=-f752a33dc88d1fbd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-2f3def79317703c6.rmeta --cap-lints allow --cap-lints=forbid --cfg wrap_proc_macro --cfg proc_macro_span --check-cfg 'cfg(fuzzing)' --check-cfg 'cfg(no_is_available)' --check-cfg 'cfg(no_literal_byte_character)' --check-cfg 'cfg(no_literal_c_string)' --check-cfg 'cfg(no_source_text)' --check-cfg 'cfg(proc_macro_span)' --check-cfg 'cfg(procmacro2_backtrace)' --check-cfg 'cfg(procmacro2_nightly_testing)' --check-cfg 'cfg(procmacro2_semver_exempt)' --check-cfg 'cfg(randomize_layout)' --check-cfg 'cfg(span_locations)' --check-cfg 'cfg(super_unstable)' --check-cfg 'cfg(wrap_proc_macro)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "4c4b4ead5d3a9ff1a031c4be332e91a31bd832cae1a44114b33cd6969c4ad2fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c4b4ead5d3a9ff1a031c4be332e91a31bd832cae1a44114b33cd6969c4ad2fb", kill_on_drop: false }`
[INFO] [stdout] 4c4b4ead5d3a9ff1a031c4be332e91a31bd832cae1a44114b33cd6969c4ad2fb