[INFO] fetching crate papers 0.1.0... [INFO] testing papers-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate papers 0.1.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate papers 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate papers 0.1.0 [INFO] finished tweaking crates.io crate papers 0.1.0 [INFO] tweaked toml for crates.io crate papers 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xmlparser v0.9.0 [INFO] [stderr] Downloaded cookie_store v0.10.0 [INFO] [stderr] Downloaded roxmltree v0.6.1 [INFO] [stderr] Downloaded orcid v0.1.4 [INFO] [stderr] Downloaded user_agent v0.9.0 [INFO] [stderr] Downloaded pubmed v0.1.2 [INFO] [stderr] Downloaded semanticscholar v0.1.0 [INFO] [stderr] Downloaded crossref v0.1.2 [INFO] [stderr] Downloaded mediawiki v0.1.28 [INFO] [stderr] Downloaded wikibase v0.3.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0cbce63eaa154ce90af4a1b597dda920fe80da950f6662b5fc08553c252a1011 [INFO] running `Command { std: "docker" "start" "-a" "0cbce63eaa154ce90af4a1b597dda920fe80da950f6662b5fc08553c252a1011", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0cbce63eaa154ce90af4a1b597dda920fe80da950f6662b5fc08553c252a1011", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cbce63eaa154ce90af4a1b597dda920fe80da950f6662b5fc08553c252a1011", kill_on_drop: false }` [INFO] [stdout] 0cbce63eaa154ce90af4a1b597dda920fe80da950f6662b5fc08553c252a1011 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80bfa397b167278e77e6bea511fdeea10b8acc74b6db0dcd24e629102639c072 [INFO] running `Command { std: "docker" "start" "-a" "80bfa397b167278e77e6bea511fdeea10b8acc74b6db0dcd24e629102639c072", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling openssl-probe v0.1.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling pin-project-lite v0.1.12 [INFO] [stderr] Compiling serde v0.8.23 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling const_fn v0.4.8 [INFO] [stderr] Compiling httpdate v0.3.2 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling rust-ini v0.13.0 [INFO] [stderr] Compiling ipnet v2.3.1 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling curl v0.4.38 [INFO] [stderr] Compiling urlencoding v1.3.3 [INFO] [stderr] Compiling base64 v0.11.0 [INFO] [stderr] Compiling xmlparser v0.9.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling addr2line v0.16.0 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling libz-sys v1.1.3 [INFO] [stderr] Compiling curl-sys v0.4.45+curl-7.78.0 [INFO] [stderr] Compiling time v0.2.27 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling tracing v0.1.26 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling crypto-mac v0.7.0 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] error: could not compile `regex-syntax` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=b77be10fdde4f88a -C extra-filename=-b77be10fdde4f88a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "80bfa397b167278e77e6bea511fdeea10b8acc74b6db0dcd24e629102639c072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80bfa397b167278e77e6bea511fdeea10b8acc74b6db0dcd24e629102639c072", kill_on_drop: false }` [INFO] [stdout] 80bfa397b167278e77e6bea511fdeea10b8acc74b6db0dcd24e629102639c072