[INFO] fetching crate auto-merge 0.1.0...
[INFO] testing auto-merge-0.1.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate auto-merge 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate auto-merge 0.1.0
[INFO] finished tweaking crates.io crate auto-merge 0.1.0
[INFO] tweaked toml for crates.io crate auto-merge 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate auto-merge 0.1.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate auto-merge 0.1.0 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcdb210bcd58ca1a53ceeab8c96ffe768547b7fdfd06048057eb106d4784d2dd
[INFO] running `Command { std: "docker" "start" "-a" "dcdb210bcd58ca1a53ceeab8c96ffe768547b7fdfd06048057eb106d4784d2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcdb210bcd58ca1a53ceeab8c96ffe768547b7fdfd06048057eb106d4784d2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcdb210bcd58ca1a53ceeab8c96ffe768547b7fdfd06048057eb106d4784d2dd", kill_on_drop: false }`
[INFO] [stdout] dcdb210bcd58ca1a53ceeab8c96ffe768547b7fdfd06048057eb106d4784d2dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f01aeca0a6e4cb6d26dbca93166588883751654e3f18e4f7197b7354fd0fbd9
[INFO] running `Command { std: "docker" "start" "-a" "6f01aeca0a6e4cb6d26dbca93166588883751654e3f18e4f7197b7354fd0fbd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling cc v1.1.18
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling anyhow v1.0.87
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling vergen-lib v0.1.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling vergen v9.0.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling vergen-gitcl v1.0.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling rustls-pemfile v2.1.3
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling ipnet v2.10.0
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/733b47ea4b1b86216f14ef56e49440c33933f230/bin/rustc --crate-name serde_derive --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.210/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 --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=dec19c0722c0f5f5 -C extra-filename=-baf3d9ea94019c24 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-233542a34ab8b329.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-501a8a70cb8a6f13.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-45dabd3c2fe09d3f.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6f01aeca0a6e4cb6d26dbca93166588883751654e3f18e4f7197b7354fd0fbd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f01aeca0a6e4cb6d26dbca93166588883751654e3f18e4f7197b7354fd0fbd9", kill_on_drop: false }`
[INFO] [stdout] 6f01aeca0a6e4cb6d26dbca93166588883751654e3f18e4f7197b7354fd0fbd9