[INFO] cloning repository https://github.com/hustxiaoc/learningrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hustxiaoc/learningrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhustxiaoc%2Flearningrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhustxiaoc%2Flearningrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c6691af2a79ab7126852529c3dd0009ac82a739
[INFO] checking hustxiaoc/learningrust against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhustxiaoc%2Flearningrust" "/workspace/builds/worker-111/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-111/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hustxiaoc/learningrust on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hustxiaoc/learningrust
[INFO] finished tweaking git repo https://github.com/hustxiaoc/learningrust
[INFO] tweaked toml for git repo https://github.com/hustxiaoc/learningrust written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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 byte-pool v0.2.3
[INFO] [stderr]   Downloaded sqlx-macros v0.3.5
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.2
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[INFO] [stderr]   Downloaded pin-project-internal v1.0.8
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[INFO] [stderr]   Downloaded hyper v0.13.10
[INFO] [stderr]   Downloaded ctor v0.1.20
[INFO] [stderr]   Downloaded futures-io v0.3.16
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[INFO] [stderr]   Downloaded openssl v0.10.35
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[INFO] [stderr]   Downloaded polling v2.1.0
[INFO] [stderr]   Downloaded time-macros-impl v0.1.2
[INFO] [stderr]   Downloaded redox_syscall v0.2.10
[INFO] [stderr]   Downloaded native-tls v0.2.8
[INFO] [stderr]   Downloaded sql-builder v0.12.2
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded Inflector v0.11.4
[INFO] [stderr]   Downloaded async-std v1.9.0
[INFO] [stderr]   Downloaded futures v0.3.16
[INFO] [stderr]   Downloaded pin-project v1.0.8
[INFO] [stderr]   Downloaded async-io v1.6.0
[INFO] [stderr]   Downloaded matches v0.1.9
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[INFO] [stderr]   Downloaded crypto-mac v0.10.1
[INFO] [stderr]   Downloaded serde_qs v0.8.4
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[INFO] [stderr]   Downloaded signal-hook v0.3.9
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.25
[INFO] [stderr]   Downloaded fastrand v1.5.0
[INFO] [stderr]   Downloaded futures-util v0.3.16
[INFO] [stderr]   Downloaded futures-lite v1.12.0
[INFO] [stderr]   Downloaded bitflags v1.3.1
[INFO] [stderr]   Downloaded subtle v2.4.1
[INFO] [stderr]   Downloaded futures-executor v0.3.16
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[INFO] [stderr]   Downloaded time v0.2.27
[INFO] [stderr]   Downloaded futures-macro v0.3.16
[INFO] [stderr]   Downloaded wepoll-ffi v0.1.2
[INFO] [stderr]   Downloaded anyhow v1.0.43
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[INFO] [stderr]   Downloaded futures-channel v0.3.16
[INFO] [stderr]   Downloaded kv-log-macro v1.0.7
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[INFO] [stderr]   Downloaded route-recognizer v0.1.13
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39912ababadc3c81496b8ba5fd4a7df90fcc32de9bd236de10381e73d42e4cfa
[INFO] running `Command { std: "docker" "start" "-a" "39912ababadc3c81496b8ba5fd4a7df90fcc32de9bd236de10381e73d42e4cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39912ababadc3c81496b8ba5fd4a7df90fcc32de9bd236de10381e73d42e4cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39912ababadc3c81496b8ba5fd4a7df90fcc32de9bd236de10381e73d42e4cfa", kill_on_drop: false }`
[INFO] [stdout] 39912ababadc3c81496b8ba5fd4a7df90fcc32de9bd236de10381e73d42e4cfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 132ef9fbf9987a1d90543167ae8dc9d2a1a487a1d670abc8a25f60ffa93fa535
[INFO] running `Command { std: "docker" "start" "-a" "132ef9fbf9987a1d90543167ae8dc9d2a1a487a1d670abc8a25f60ffa93fa535", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking route-recognizer v0.1.13
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking sql-builder v0.12.2
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr] error: could not compile `bytes`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bytes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bytes-1.0.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=e63dc9f1936f6921 -C extra-filename=-e63dc9f1936f6921 --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" "132ef9fbf9987a1d90543167ae8dc9d2a1a487a1d670abc8a25f60ffa93fa535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "132ef9fbf9987a1d90543167ae8dc9d2a1a487a1d670abc8a25f60ffa93fa535", kill_on_drop: false }`
[INFO] [stdout] 132ef9fbf9987a1d90543167ae8dc9d2a1a487a1d670abc8a25f60ffa93fa535