[INFO] fetching crate slack2 0.27.0...
[INFO] building slack2-0.27.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate slack2 0.27.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate slack2 0.27.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate slack2 0.27.0
[INFO] tweaked toml for crates.io crate slack2 0.27.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slack2 0.27.0 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 slack2 0.27.0 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] 3003c02fa16ab726d66af07331438ca7a4f2664258a31e0e5ee6ba71129c84bc
[INFO] running `Command { std: "docker" "start" "-a" "3003c02fa16ab726d66af07331438ca7a4f2664258a31e0e5ee6ba71129c84bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3003c02fa16ab726d66af07331438ca7a4f2664258a31e0e5ee6ba71129c84bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3003c02fa16ab726d66af07331438ca7a4f2664258a31e0e5ee6ba71129c84bc", kill_on_drop: false }`
[INFO] [stdout] 3003c02fa16ab726d66af07331438ca7a4f2664258a31e0e5ee6ba71129c84bc
[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] c3eb7ba138ddab76b809130274e310068e294680355eb056195b12fed0ff983b
[INFO] running `Command { std: "docker" "start" "-a" "c3eb7ba138ddab76b809130274e310068e294680355eb056195b12fed0ff983b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling thiserror v2.0.14
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling slack2 v0.27.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[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-1.2.32/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=bbce57f41ce4068c -C extra-filename=-85ad9eb8cc4bb3c3 --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] running `Command { std: "docker" "inspect" "c3eb7ba138ddab76b809130274e310068e294680355eb056195b12fed0ff983b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3eb7ba138ddab76b809130274e310068e294680355eb056195b12fed0ff983b", kill_on_drop: false }`
[INFO] [stdout] c3eb7ba138ddab76b809130274e310068e294680355eb056195b12fed0ff983b