[INFO] fetching crate papers 0.1.0...
[INFO] checking papers-0.1.0 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate papers 0.1.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate papers 0.1.0 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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 roxmltree v0.6.1
[INFO] [stderr]   Downloaded xmlparser v0.9.0
[INFO] [stderr]   Downloaded cookie_store v0.10.0
[INFO] [stderr]   Downloaded user_agent v0.9.0
[INFO] [stderr]   Downloaded semanticscholar v0.1.0
[INFO] [stderr]   Downloaded pubmed v0.1.2
[INFO] [stderr]   Downloaded orcid v0.1.4
[INFO] [stderr]   Downloaded mediawiki v0.1.28
[INFO] [stderr]   Downloaded crossref v0.1.2
[INFO] [stderr]   Downloaded wikibase v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 768cac4c140a3bc490f813afa1c366d1fb020e236acb1388ce71fb265fc9e7c3
[INFO] running `Command { std: "docker" "start" "-a" "768cac4c140a3bc490f813afa1c366d1fb020e236acb1388ce71fb265fc9e7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "768cac4c140a3bc490f813afa1c366d1fb020e236acb1388ce71fb265fc9e7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "768cac4c140a3bc490f813afa1c366d1fb020e236acb1388ce71fb265fc9e7c3", kill_on_drop: false }`
[INFO] [stdout] 768cac4c140a3bc490f813afa1c366d1fb020e236acb1388ce71fb265fc9e7c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c79df9b8a7d58a0bcd854b75cf9dc0f69ebeb7abc943fa7944eca1e3dd94096
[INFO] running `Command { std: "docker" "start" "-a" "9c79df9b8a7d58a0bcd854b75cf9dc0f69ebeb7abc943fa7944eca1e3dd94096", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking urlencoding v1.3.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking xmlparser v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking tracing-core v0.1.20
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking memchr v2.4.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr] error: could not compile `version_check`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name version_check /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/version_check-0.1.5/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 -C metadata=325aa48c0388080b -C extra-filename=-325aa48c0388080b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (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" "9c79df9b8a7d58a0bcd854b75cf9dc0f69ebeb7abc943fa7944eca1e3dd94096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c79df9b8a7d58a0bcd854b75cf9dc0f69ebeb7abc943fa7944eca1e3dd94096", kill_on_drop: false }`
[INFO] [stdout] 9c79df9b8a7d58a0bcd854b75cf9dc0f69ebeb7abc943fa7944eca1e3dd94096