[INFO] cloning repository https://github.com/jakswa/rusty-ocean
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakswa/rusty-ocean" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakswa%2Frusty-ocean", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakswa%2Frusty-ocean'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d612a6573ce307e79879ae953cb7eeace58e53d
[INFO] checking jakswa/rusty-ocean against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakswa%2Frusty-ocean" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakswa/rusty-ocean on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jakswa/rusty-ocean
[INFO] finished tweaking git repo https://github.com/jakswa/rusty-ocean
[INFO] tweaked toml for git repo https://github.com/jakswa/rusty-ocean written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/jakswa/rusty-ocean already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b94f570be6b6ce907fecc4e5f8bbfeb52965d73846840e0a8a49f00e4a209a5
[INFO] running `Command { std: "docker" "start" "-a" "7b94f570be6b6ce907fecc4e5f8bbfeb52965d73846840e0a8a49f00e4a209a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b94f570be6b6ce907fecc4e5f8bbfeb52965d73846840e0a8a49f00e4a209a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b94f570be6b6ce907fecc4e5f8bbfeb52965d73846840e0a8a49f00e4a209a5", kill_on_drop: false }`
[INFO] [stdout] 7b94f570be6b6ce907fecc4e5f8bbfeb52965d73846840e0a8a49f00e4a209a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7712d32f79881a628a1fb0c77a07cfd109a5dfa47d1fd7849a7c1ee597d1ae0
[INFO] running `Command { std: "docker" "start" "-a" "e7712d32f79881a628a1fb0c77a07cfd109a5dfa47d1fd7849a7c1ee597d1ae0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking rustc-demangle v0.1.17
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking tinyvec v1.0.1
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.42/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --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"' --cfg 'feature="visit-mut"' -C metadata=c8ef6daae2f35369 -C extra-filename=-c8ef6daae2f35369 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4d038e1ab37629ce.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f69ce0b9554421d1.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-a00294059a9d31c4.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e7712d32f79881a628a1fb0c77a07cfd109a5dfa47d1fd7849a7c1ee597d1ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7712d32f79881a628a1fb0c77a07cfd109a5dfa47d1fd7849a7c1ee597d1ae0", kill_on_drop: false }`
[INFO] [stdout] e7712d32f79881a628a1fb0c77a07cfd109a5dfa47d1fd7849a7c1ee597d1ae0
