[INFO] fetching crate retrospective-crate-version-tagging 0.1.1...
[INFO] building retrospective-crate-version-tagging-0.1.1 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate retrospective-crate-version-tagging 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate retrospective-crate-version-tagging 0.1.1 on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate retrospective-crate-version-tagging 0.1.1
[INFO] finished tweaking crates.io crate retrospective-crate-version-tagging 0.1.1
[INFO] tweaked toml for crates.io crate retrospective-crate-version-tagging 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate retrospective-crate-version-tagging 0.1.1 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f5b9a13bf5023a63f7bf27a74efba4e5efd17d41b3d2c55ed402017f0f77bd0
[INFO] running `Command { std: "docker" "start" "-a" "2f5b9a13bf5023a63f7bf27a74efba4e5efd17d41b3d2c55ed402017f0f77bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f5b9a13bf5023a63f7bf27a74efba4e5efd17d41b3d2c55ed402017f0f77bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f5b9a13bf5023a63f7bf27a74efba4e5efd17d41b3d2c55ed402017f0f77bd0", kill_on_drop: false }`
[INFO] [stdout] 2f5b9a13bf5023a63f7bf27a74efba4e5efd17d41b3d2c55ed402017f0f77bd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e3f645b1ac8eaaf65a8d0945f98cd52e75d0a90b63445e997533892b38ece95
[INFO] running `Command { std: "docker" "start" "-a" "8e3f645b1ac8eaaf65a8d0945f98cd52e75d0a90b63445e997533892b38ece95", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling gix-trace v0.1.10
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling faster-hex v0.9.0
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling human_format v1.1.0
[INFO] [stderr]    Compiling bytesize v1.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling sha1_smol v1.0.1
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[INFO] [stderr]    Compiling zerocopy v0.7.35
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[INFO] [stderr]    Compiling futures-core v0.3.31
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[INFO] [stderr]    Compiling futures-sink v0.3.31
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[INFO] [stderr]    Compiling futures-channel v0.3.31
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[INFO] [stderr]    Compiling unicode-bidi v0.3.17
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[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.7.6
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[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
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[INFO] [stderr]    Compiling foreign-types v0.3.2
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[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling vte v0.11.1
[INFO] [stderr]    Compiling uluru v3.1.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling imara-diff v0.1.7
[INFO] [stderr]    Compiling clru v0.6.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling rustls-pki-types v1.9.0
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[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/44f415c1d617ebc7b931a243b7b321ef8a6ca47c/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.79/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=254faf3eae8e6450 -C extra-filename=-ffa25466a4d770a9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5e1015387c6b8642.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b611be329b79f05c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b76a8082b3bda540.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8e3f645b1ac8eaaf65a8d0945f98cd52e75d0a90b63445e997533892b38ece95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e3f645b1ac8eaaf65a8d0945f98cd52e75d0a90b63445e997533892b38ece95", kill_on_drop: false }`
[INFO] [stdout] 8e3f645b1ac8eaaf65a8d0945f98cd52e75d0a90b63445e997533892b38ece95