[INFO] cloning repository https://github.com/ngmisl/rust-language-detector
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ngmisl/rust-language-detector" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmisl%2Frust-language-detector", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmisl%2Frust-language-detector'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a406bce02d38285ae6fc874be9f2c9231a1c3ad8
[INFO] testing ngmisl/rust-language-detector against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmisl%2Frust-language-detector" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ngmisl/rust-language-detector on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ngmisl/rust-language-detector
[INFO] finished tweaking git repo https://github.com/ngmisl/rust-language-detector
[INFO] tweaked toml for git repo https://github.com/ngmisl/rust-language-detector written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/ngmisl/rust-language-detector already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lingua v1.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e2aeb8beeb3d91ace9166026389cccebe4ac2d42a2fecea4b9fde89f4c2e67f
[INFO] running `Command { std: "docker" "start" "-a" "4e2aeb8beeb3d91ace9166026389cccebe4ac2d42a2fecea4b9fde89f4c2e67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e2aeb8beeb3d91ace9166026389cccebe4ac2d42a2fecea4b9fde89f4c2e67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2aeb8beeb3d91ace9166026389cccebe4ac2d42a2fecea4b9fde89f4c2e67f", kill_on_drop: false }`
[INFO] [stdout] 4e2aeb8beeb3d91ace9166026389cccebe4ac2d42a2fecea4b9fde89f4c2e67f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29eabcedee2043c94e14988536217c0da52d583c1122754ccf32b50c557d727c
[INFO] running `Command { std: "docker" "start" "-a" "29eabcedee2043c94e14988536217c0da52d583c1122754ccf32b50c557d727c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling strum v0.23.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling include_dir_macros v0.7.2
[INFO] [stderr]    Compiling include_dir v0.7.2
[INFO] [stderr]    Compiling bzip2 v0.4.3
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling lingua-tagalog-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-dutch-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-macedonian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-albanian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-esperanto-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-urdu-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-swahili-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-persian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-croatian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-nynorsk-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-lithuanian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-latvian-language-model v1.0.2
[INFO] [stderr]    Compiling lingua-spanish-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-romanian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-welsh-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-yoruba-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-finnish-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-xhosa-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-bulgarian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-serbian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-bengali-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-swedish-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-shona-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-hindi-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-estonian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-chinese-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-vietnamese-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-thai-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-armenian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-afrikaans-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-maori-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-tamil-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-german-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-marathi-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-icelandic-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-greek-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-french-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-russian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-japanese-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-kazakh-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-italian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-polish-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-malay-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-tsonga-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-tswana-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-punjabi-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-indonesian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-georgian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-arabic-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-hungarian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-catalan-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-belarusian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-portuguese-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-mongolian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-danish-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-latin-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-telugu-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-turkish-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-bosnian-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-basque-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-slovak-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-azerbaijani-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-czech-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-irish-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-zulu-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-gujarati-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-hebrew-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-sotho-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-bokmal-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-slovene-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-korean-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-english-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-somali-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-ganda-language-model v1.0.1
[INFO] [stderr]    Compiling lingua-ukrainian-language-model v1.0.1
[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-1.0.90/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 -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=e155847d7221dd5e -C extra-filename=-e155847d7221dd5e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d0e4c723ecad0f39.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1772fa136f0e316c.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-d8167d72773bee47.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" "29eabcedee2043c94e14988536217c0da52d583c1122754ccf32b50c557d727c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29eabcedee2043c94e14988536217c0da52d583c1122754ccf32b50c557d727c", kill_on_drop: false }`
[INFO] [stdout] 29eabcedee2043c94e14988536217c0da52d583c1122754ccf32b50c557d727c