[INFO] cloning repository https://github.com/SamirTalwar/boo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SamirTalwar/boo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamirTalwar%2Fboo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamirTalwar%2Fboo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed5fba098ab85161f8df64aa9135bb4a5bdf3558
[INFO] building SamirTalwar/boo against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamirTalwar%2Fboo" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SamirTalwar/boo 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] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/SamirTalwar/boo
[INFO] finished tweaking git repo https://github.com/SamirTalwar/boo
[INFO] tweaked toml for git repo https://github.com/SamirTalwar/boo written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SamirTalwar/boo 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]  Downloading crates ...
[INFO] [stderr]   Downloaded peg v0.8.2
[INFO] [stderr]   Downloaded peg-runtime v0.8.2
[INFO] [stderr]   Downloaded insta v1.34.0
[INFO] [stderr]   Downloaded peg-macros v0.8.2
[INFO] [stderr]   Downloaded reedline v0.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c630f4b6242cba8ead7c52ce4b28f925c65883dbf1e50c6964fc9deef7e38886
[INFO] running `Command { std: "docker" "start" "-a" "c630f4b6242cba8ead7c52ce4b28f925c65883dbf1e50c6964fc9deef7e38886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c630f4b6242cba8ead7c52ce4b28f925c65883dbf1e50c6964fc9deef7e38886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c630f4b6242cba8ead7c52ce4b28f925c65883dbf1e50c6964fc9deef7e38886", kill_on_drop: false }`
[INFO] [stdout] c630f4b6242cba8ead7c52ce4b28f925c65883dbf1e50c6964fc9deef7e38886
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ea921cc62f7a00d33b2a06b79b4d76c6967f451fe6fb66cb854c3b07d1b6cf4e
[INFO] running `Command { std: "docker" "start" "-a" "ea921cc62f7a00d33b2a06b79b4d76c6967f451fe6fb66cb854c3b07d1b6cf4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling smawk v0.3.2
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling is_ci v1.1.1
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling textwrap v0.15.2
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling anstyle v1.0.5
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling peg-runtime v0.8.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling peg-macros v0.8.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling clap_builder v4.4.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling half v2.3.1
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling vte v0.11.1
[INFO] [stderr]    Compiling peg v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling regex v1.10.3
[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=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=c33eb933aa856c90 -C extra-filename=-85fcba994ace2f0f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6bfa28ef058ae3e7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a21f373d0a43c970.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-16b1c647aeb644ba.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" "ea921cc62f7a00d33b2a06b79b4d76c6967f451fe6fb66cb854c3b07d1b6cf4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea921cc62f7a00d33b2a06b79b4d76c6967f451fe6fb66cb854c3b07d1b6cf4e", kill_on_drop: false }`
[INFO] [stdout] ea921cc62f7a00d33b2a06b79b4d76c6967f451fe6fb66cb854c3b07d1b6cf4e