[INFO] fetching crate r2-s3 0.1.8...
[INFO] building r2-s3-0.1.8 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate r2-s3 0.1.8 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate r2-s3 0.1.8
[INFO] finished tweaking crates.io crate r2-s3 0.1.8
[INFO] tweaked toml for crates.io crate r2-s3 0.1.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate r2-s3 0.1.8 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 r2-s3 0.1.8 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5aa7226ae608a46a24ec76cd48e14015f3ac6b8a1bf025cdd4c00ffb2e8683d9
[INFO] running `Command { std: "docker" "start" "-a" "5aa7226ae608a46a24ec76cd48e14015f3ac6b8a1bf025cdd4c00ffb2e8683d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aa7226ae608a46a24ec76cd48e14015f3ac6b8a1bf025cdd4c00ffb2e8683d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa7226ae608a46a24ec76cd48e14015f3ac6b8a1bf025cdd4c00ffb2e8683d9", kill_on_drop: false }`
[INFO] [stdout] 5aa7226ae608a46a24ec76cd48e14015f3ac6b8a1bf025cdd4c00ffb2e8683d9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6e03103b92b5c328d9841558037630e99808843c006aedbbdecd49c97e37096
[INFO] running `Command { std: "docker" "start" "-a" "b6e03103b92b5c328d9841558037630e99808843c006aedbbdecd49c97e37096", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling outref v0.5.2
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling vsimd v0.8.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling cc v1.2.37
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling indexmap v2.11.1
[INFO] [stderr]    Compiling aws-lc-rs v1.14.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling bytes-utils v0.1.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling der v0.6.1
[INFO] [stderr]    Compiling base64-simd v0.8.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling ff v0.12.1
[INFO] [stderr]    Compiling spki v0.6.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling pkcs8 v0.9.0
[INFO] [stderr]    Compiling crypto-bigint v0.4.9
[INFO] [stderr]    Compiling base16ct v0.1.1
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling sec1 v0.3.0
[INFO] [stderr]    Compiling group v0.12.1
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr] error: could not compile `tracing-attributes` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name tracing_attributes --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tracing-attributes-0.1.30/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --warn=unexpected_cfgs --check-cfg 'cfg(flaky_tests)' --check-cfg 'cfg(tracing_unstable)' --check-cfg 'cfg(unsound_local_offset)' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("async-await"))' -C metadata=d7728646f4a6539f -C extra-filename=-64f90ee8a91bcaaa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a28683de7e2d991e.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-084ae52e87cd4d87.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-d39b452e62eda284.rlib --extern proc_macro --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" "b6e03103b92b5c328d9841558037630e99808843c006aedbbdecd49c97e37096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e03103b92b5c328d9841558037630e99808843c006aedbbdecd49c97e37096", kill_on_drop: false }`
[INFO] [stdout] b6e03103b92b5c328d9841558037630e99808843c006aedbbdecd49c97e37096