[INFO] cloning repository https://github.com/fawni/milka
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fawni/milka" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffawni%2Fmilka", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffawni%2Fmilka'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cc33b18c036487b7273061fa08228deac7e5b73
[INFO] checking fawni/milka against master#bbefc9837f4157cc09ed60e6d7b21e345d582dd9 for pr-114571-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffawni%2Fmilka" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fawni/milka on toolchain bbefc9837f4157cc09ed60e6d7b21e345d582dd9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbefc9837f4157cc09ed60e6d7b21e345d582dd9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fawni/milka
[INFO] finished tweaking git repo https://github.com/fawni/milka
[INFO] tweaked toml for git repo https://github.com/fawni/milka written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fawni/milka 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" "+bbefc9837f4157cc09ed60e6d7b21e345d582dd9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempfile v3.7.1
[INFO] [stderr]   Downloaded is_ci v1.1.1
[INFO] [stderr]   Downloaded supports-unicode v2.0.0
[INFO] [stderr]   Downloaded supports-hyperlinks v2.1.0
[INFO] [stderr]   Downloaded supports-color v2.0.0
[INFO] [stderr]   Downloaded backtrace-ext v0.2.1
[INFO] [stderr]   Downloaded smawk v0.3.1
[INFO] [stderr]   Downloaded socket2 v0.5.3
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.5
[INFO] [stderr]   Downloaded fs-err v2.9.0
[INFO] [stderr]   Downloaded textwrap v0.15.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.91
[INFO] [stderr]   Downloaded openssl v0.10.56
[INFO] [stderr]   Downloaded tokio v1.30.0
[INFO] [stderr]   Downloaded serde_derive v1.0.183
[INFO] [stderr]   Downloaded miette v5.10.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.12
[INFO] [stderr]   Downloaded cc v1.0.82
[INFO] [stderr]   Downloaded serde v1.0.183
[INFO] [stderr]   Downloaded miette-derive v5.10.0
[INFO] [stderr]   Downloaded twink v1.0.0
[INFO] [stderr]   Downloaded twink_macros v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bbefc9837f4157cc09ed60e6d7b21e345d582dd9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e98a8d56985116d553ad3d5520ce410b8de07637cb53323bd88f5c4d8df6032c
[INFO] running `Command { std: "docker" "start" "-a" "e98a8d56985116d553ad3d5520ce410b8de07637cb53323bd88f5c4d8df6032c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e98a8d56985116d553ad3d5520ce410b8de07637cb53323bd88f5c4d8df6032c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e98a8d56985116d553ad3d5520ce410b8de07637cb53323bd88f5c4d8df6032c", kill_on_drop: false }`
[INFO] [stdout] e98a8d56985116d553ad3d5520ce410b8de07637cb53323bd88f5c4d8df6032c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bbefc9837f4157cc09ed60e6d7b21e345d582dd9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60e48f17ec66a88a98766fb8f5a9923fe1c2ba7e1b5b0852a877b4bd42b58fed
[INFO] running `Command { std: "docker" "start" "-a" "60e48f17ec66a88a98766fb8f5a9923fe1c2ba7e1b5b0852a877b4bd42b58fed", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]    Compiling openssl v0.10.56
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling url v2.4.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling tokio v1.30.0
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling hashlink v0.8.3
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling openssl-sys v0.9.91
[INFO] [stderr]    Compiling libsqlite3-sys v0.26.0
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking supports-color v2.0.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking supports-unicode v2.0.0
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tempfile v3.7.1
[INFO] [stderr]     Checking itertools v0.10.5
[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/bbefc9837f4157cc09ed60e6d7b21e345d582dd9/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.28/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-mut"' -C metadata=51d8cab64973a972 -C extra-filename=-51d8cab64973a972 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f21fe8ecedcb5f57.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-210eeca9952c32f0.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-134c9022163e6338.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "60e48f17ec66a88a98766fb8f5a9923fe1c2ba7e1b5b0852a877b4bd42b58fed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e48f17ec66a88a98766fb8f5a9923fe1c2ba7e1b5b0852a877b4bd42b58fed", kill_on_drop: false }`
[INFO] [stdout] 60e48f17ec66a88a98766fb8f5a9923fe1c2ba7e1b5b0852a877b4bd42b58fed