[INFO] cloning repository https://github.com/SunArthur86/threadock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SunArthur86/threadock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunArthur86%2Fthreadock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunArthur86%2Fthreadock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7830a80f3e23aeae649964a98aedbd465aa13c62
[INFO] checking SunArthur86/threadock against f3df2feb79b2422c028f78855ec6ffe2e212d7cc for pr-163699
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunArthur86%2Fthreadock" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SunArthur86/threadock
[INFO] finished tweaking git repo https://github.com/SunArthur86/threadock
[INFO] tweaked toml for git repo https://github.com/SunArthur86/threadock written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SunArthur86/threadock on toolchain f3df2feb79b2422c028f78855ec6ffe2e212d7cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3df2feb79b2422c028f78855ec6ffe2e212d7cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SunArthur86/threadock 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" "+f3df2feb79b2422c028f78855ec6ffe2e212d7cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `tokio`
[INFO] [stderr]   --> Cargo.toml:32:25
[INFO] [stderr]    |
[INFO] [stderr] 32 | [workspace.dependencies.tokio]
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `tokio`
[INFO] [stderr] warning: unused field `repository` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | repository = "https://github.com/example/conversation-hub"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.repository`
[INFO] [stderr] warning: workspace (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c4a063f10e09a8c27338c420a974e01025faed66c780fefedfd8c900496bf10f
[INFO] running `Command { std: "docker" "start" "c4a063f10e09a8c27338c420a974e01025faed66c780fefedfd8c900496bf10f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4a063f10e09a8c27338c420a974e01025faed66c780fefedfd8c900496bf10f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c4a063f10e09a8c27338c420a974e01025faed66c780fefedfd8c900496bf10f" "/opt/rustwide/cargo-home/bin/cargo" "+f3df2feb79b2422c028f78855ec6ffe2e212d7cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4a063f10e09a8c27338c420a974e01025faed66c780fefedfd8c900496bf10f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c4a063f10e09a8c27338c420a974e01025faed66c780fefedfd8c900496bf10f" "/opt/rustwide/cargo-home/bin/cargo" "+f3df2feb79b2422c028f78855ec6ffe2e212d7cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `tokio`
[INFO] [stderr]   --> Cargo.toml:32:25
[INFO] [stderr]    |
[INFO] [stderr] 32 | [workspace.dependencies.tokio]
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `tokio`
[INFO] [stderr] warning: unused field `repository` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | repository = "https://github.com/example/conversation-hub"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.repository`
[INFO] [stderr] warning: workspace (manifest) generated 2 warnings
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling time-macros v0.2.32
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]    Compiling blake3 v1.8.5
[INFO] [stderr]     Checking zerocopy v0.8.56
[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking log v0.4.33
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]     Checking ownedbytes v0.9.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking bitpacking v0.9.3
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling erased-serde v0.4.10
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]     Checking tantivy-bitpacker v0.10.0
[INFO] [stderr]     Checking tantivy-fst v0.5.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]    Compiling typetag v0.2.23
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking murmurhash32 v0.3.1
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.20
[INFO] [stderr]     Checking ordered-float v5.3.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking inventory v0.3.24
[INFO] [stderr]     Checking downcast-rs v2.0.2
[INFO] [stderr]     Checking fastdivide v0.4.2
[INFO] [stderr]    Compiling rustls v0.23.46
[INFO] [stderr]     Checking crossbeam-deque v0.8.7
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking chacha20poly1305 v0.10.1
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.16
[INFO] [stderr]     Checking lru v0.16.4
[INFO] [stderr]     Checking arc-swap v1.9.2
[INFO] [stderr]     Checking measure_time v0.9.0
[INFO] [stderr]     Checking fs4 v0.13.1
[INFO] [stderr]     Checking memmap2 v0.9.11
[INFO] [stderr]     Checking levenshtein_automata v0.2.1
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking oneshot v0.1.13
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking lz4_flex v0.13.1
[INFO] [stderr]     Checking datasketches v0.2.0
[INFO] [stderr]     Checking census v0.4.2
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.10
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking base64ct v1.8.3
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]    Compiling camino v1.2.5
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking argon2 v0.5.3
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking uuid v1.24.1
[INFO] [stderr]     Checking semver v1.0.28
[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/f3df2feb79b2422c028f78855ec6ffe2e212d7cc/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.119/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --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=197bcc89ecb20593 -C extra-filename=-cf9a9978d9be874a --out-dir /opt/rustwide/target/debug/build/syn/cf9a9978d9be874a/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/ee684499ef27f3b8/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/ee684499ef27f3b8/out/libproc_macro2-ee684499ef27f3b8.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/97307b84563a2c10/out/libquote-97307b84563a2c10.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c4a063f10e09a8c27338c420a974e01025faed66c780fefedfd8c900496bf10f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a063f10e09a8c27338c420a974e01025faed66c780fefedfd8c900496bf10f", kill_on_drop: false }`
[INFO] [stdout] c4a063f10e09a8c27338c420a974e01025faed66c780fefedfd8c900496bf10f