[INFO] fetching crate comprehensive_warm_channels 0.3.0...
[INFO] building comprehensive_warm_channels-0.3.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate comprehensive_warm_channels 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate comprehensive_warm_channels 0.3.0
[INFO] finished tweaking crates.io crate comprehensive_warm_channels 0.3.0
[INFO] tweaked toml for crates.io crate comprehensive_warm_channels 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate comprehensive_warm_channels 0.3.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate comprehensive_warm_channels 0.3.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f088d5376bb5f8bbef0bb3a54a7f43ec6f31a1c4471b0fbfea7e3356c68aec7
[INFO] running `Command { std: "docker" "start" "-a" "8f088d5376bb5f8bbef0bb3a54a7f43ec6f31a1c4471b0fbfea7e3356c68aec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f088d5376bb5f8bbef0bb3a54a7f43ec6f31a1c4471b0fbfea7e3356c68aec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f088d5376bb5f8bbef0bb3a54a7f43ec6f31a1c4471b0fbfea7e3356c68aec7", kill_on_drop: false }`
[INFO] [stdout] 8f088d5376bb5f8bbef0bb3a54a7f43ec6f31a1c4471b0fbfea7e3356c68aec7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0d3b7797e50460fe3a87f62b2cece08908c5ac5a4feac07985ff2118f5b0718
[INFO] running `Command { std: "docker" "start" "-a" "d0d3b7797e50460fe3a87f62b2cece08908c5ac5a4feac07985ff2118f5b0718", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling aws-lc-rs v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling erasable v1.3.0
[INFO] [stderr]    Compiling rustls v0.23.28
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling slice-dst v1.6.0
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling boxcar v0.2.13
[INFO] [stderr]    Compiling utf8-width v0.1.7
[INFO] [stderr]    Compiling html-escape v0.2.13
[INFO] [stderr]    Compiling atomicbox v0.4.0
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling fixed_deque v1.3.0
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling topological-sort v0.2.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.100/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=e8e58f82916a75e2 -C extra-filename=-8fbe4e885794bb83 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.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" "d0d3b7797e50460fe3a87f62b2cece08908c5ac5a4feac07985ff2118f5b0718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0d3b7797e50460fe3a87f62b2cece08908c5ac5a4feac07985ff2118f5b0718", kill_on_drop: false }`
[INFO] [stdout] d0d3b7797e50460fe3a87f62b2cece08908c5ac5a4feac07985ff2118f5b0718