[INFO] cloning repository https://github.com/alexpovel/rust-testing-explored
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexpovel/rust-testing-explored" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpovel%2Frust-testing-explored", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpovel%2Frust-testing-explored'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa62bc75ab30bb32a9959bf0f55cd30fb6f8284d
[INFO] checking alexpovel/rust-testing-explored against master#12f35ad39ed3e39df4d953c46d4f6cc6c82adc96 for pr-155299
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpovel%2Frust-testing-explored" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/alexpovel/rust-testing-explored
[INFO] finished tweaking git repo https://github.com/alexpovel/rust-testing-explored
[INFO] tweaked toml for git repo https://github.com/alexpovel/rust-testing-explored written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alexpovel/rust-testing-explored on toolchain 12f35ad39ed3e39df4d953c46d4f6cc6c82adc96
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alexpovel/rust-testing-explored 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" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proptest-derive v0.4.0
[INFO] [stderr]   Downloaded serde_test v1.0.176
[INFO] [stderr]   Downloaded rstest_macros v0.19.0
[INFO] [stderr]   Downloaded rstest v0.19.0
[INFO] [stderr]   Downloaded similar v2.5.0
[INFO] [stderr]   Downloaded insta v1.39.0
[INFO] [stderr]   Downloaded libfuzzer-sys v0.4.7
[INFO] [stderr]   Downloaded openapi-schema v0.1.10
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4ed95ec3dacad64ca1fdb482f4e5faaf9ef31bc32f64bf887c4b541d2ca7269
[INFO] running `Command { std: "docker" "start" "-a" "a4ed95ec3dacad64ca1fdb482f4e5faaf9ef31bc32f64bf887c4b541d2ca7269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4ed95ec3dacad64ca1fdb482f4e5faaf9ef31bc32f64bf887c4b541d2ca7269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ed95ec3dacad64ca1fdb482f4e5faaf9ef31bc32f64bf887c4b541d2ca7269", kill_on_drop: false }`
[INFO] [stdout] a4ed95ec3dacad64ca1fdb482f4e5faaf9ef31bc32f64bf887c4b541d2ca7269
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b652dd8810219317a9e76acb422c1aa148e2350e373ccb00cb676632fa250901
[INFO] running `Command { std: "docker" "start" "-a" "b652dd8810219317a9e76acb422c1aa148e2350e373ccb00cb676632fa250901", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling rstest_macros v0.19.0
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling cc v1.0.98
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.7
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.4.0
[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/12f35ad39ed3e39df4d953c46d4f6cc6c82adc96/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=c0fcf96cbba7ade8 -C extra-filename=-cd46c5c2711f5751 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1a4bbdd08390ce2b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b7ebe7cb1566f720.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7986c9c81f301a2d.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" "b652dd8810219317a9e76acb422c1aa148e2350e373ccb00cb676632fa250901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b652dd8810219317a9e76acb422c1aa148e2350e373ccb00cb676632fa250901", kill_on_drop: false }`
[INFO] [stdout] b652dd8810219317a9e76acb422c1aa148e2350e373ccb00cb676632fa250901
