[INFO] cloning repository https://github.com/coreos/coreos-metadata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coreos/coreos-metadata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreos%2Fcoreos-metadata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreos%2Fcoreos-metadata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a73f50914beb29de8a286ef89400464b4692d634
[INFO] building coreos/coreos-metadata against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreos%2Fcoreos-metadata" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/coreos/coreos-metadata
[INFO] finished tweaking git repo https://github.com/coreos/coreos-metadata
[INFO] tweaked toml for git repo https://github.com/coreos/coreos-metadata written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/coreos/coreos-metadata 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 git repo https://github.com/coreos/coreos-metadata 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8c30eaacd5980f65eee15475696dad40edd53fb5462a60e9b8d5ebe9df85d7c3
[INFO] running `Command { std: "docker" "start" "-a" "8c30eaacd5980f65eee15475696dad40edd53fb5462a60e9b8d5ebe9df85d7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c30eaacd5980f65eee15475696dad40edd53fb5462a60e9b8d5ebe9df85d7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c30eaacd5980f65eee15475696dad40edd53fb5462a60e9b8d5ebe9df85d7c3", kill_on_drop: false }`
[INFO] [stdout] 8c30eaacd5980f65eee15475696dad40edd53fb5462a60e9b8d5ebe9df85d7c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f6b1b658f5081789a3673e21886249121761b1395be3c3dd7408a00065b9f7b7
[INFO] running `Command { std: "docker" "start" "-a" "f6b1b658f5081789a3673e21886249121761b1395be3c3dd7408a00065b9f7b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling indexmap v2.11.3
[INFO] [stderr]    Compiling find-msvc-tools v0.1.1
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling toml_datetime v0.7.1
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling cc v1.2.37
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[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-macro2-1.0.101/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=00a4414c84990754 -C extra-filename=-10298f62ab753afe --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-6ac3b87590d2322c.rmeta --cap-lints allow --cap-lints=forbid --cfg wrap_proc_macro --cfg proc_macro_span --cfg proc_macro_span_location --cfg proc_macro_span_file --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(proc_macro_span_file)' --check-cfg 'cfg(proc_macro_span_location)' --check-cfg 'cfg(procmacro2_backtrace)' --check-cfg 'cfg(procmacro2_build_probe)' --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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f6b1b658f5081789a3673e21886249121761b1395be3c3dd7408a00065b9f7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b1b658f5081789a3673e21886249121761b1395be3c3dd7408a00065b9f7b7", kill_on_drop: false }`
[INFO] [stdout] f6b1b658f5081789a3673e21886249121761b1395be3c3dd7408a00065b9f7b7