[INFO] fetching crate elvis-backend 0.1.0...
[INFO] checking elvis-backend-0.1.0 against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] extracting crate elvis-backend 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate elvis-backend 0.1.0 on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elvis-backend 0.1.0
[INFO] finished tweaking crates.io crate elvis-backend 0.1.0
[INFO] tweaked toml for crates.io crate elvis-backend 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 681c6bfe906bd9ea11e0ef403ed7c14fad746c3488551ac1877db7295286a32f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "681c6bfe906bd9ea11e0ef403ed7c14fad746c3488551ac1877db7295286a32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "681c6bfe906bd9ea11e0ef403ed7c14fad746c3488551ac1877db7295286a32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "681c6bfe906bd9ea11e0ef403ed7c14fad746c3488551ac1877db7295286a32f", kill_on_drop: false }`
[INFO] [stdout] 681c6bfe906bd9ea11e0ef403ed7c14fad746c3488551ac1877db7295286a32f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5077d4d038d6c13ce94dd46c928864ba4a2100edf2e4cc739cd46fa0baf43424
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5077d4d038d6c13ce94dd46c928864ba4a2100edf2e4cc739cd46fa0baf43424", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking itoa v0.4.6
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[INFO] [stderr]    Compiling getrandom v0.1.14
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[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking wasmparser v0.55.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking wit-schema-version v0.1.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking try-lock v0.2.3
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[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.64
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[INFO] [stderr]     Checking rand_core v0.3.1
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[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
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[INFO] [stderr]     Checking net2 v0.2.34
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[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking wit-parser v0.2.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking tracing v0.1.16
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking wit-validator v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tungstenite v0.10.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking wit-text v0.7.0
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling walrus-macro v0.17.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking walrus v0.17.0
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking wasm-bindgen-wasm-conventions v0.2.64
[INFO] [stderr]     Checking wasm-bindgen-multi-value-xform v0.2.64
[INFO] [stderr]     Checking wasm-bindgen-externref-xform v0.2.64
[INFO] [stderr]     Checking wit-walrus v0.4.0
[INFO] [stderr]     Checking wasm-bindgen-threads-xform v0.2.64
[INFO] [stderr]     Checking wasm-bindgen-wasm-interpreter v0.2.64
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking tokio-tungstenite v0.10.1
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking wasm-bindgen-cli-support v0.2.64
[INFO] [stderr]     Checking cargo_metadata v0.10.0
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking warp v0.2.3
[INFO] [stderr]     Checking elvis-backend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "5077d4d038d6c13ce94dd46c928864ba4a2100edf2e4cc739cd46fa0baf43424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5077d4d038d6c13ce94dd46c928864ba4a2100edf2e4cc739cd46fa0baf43424", kill_on_drop: false }`
[INFO] [stdout] 5077d4d038d6c13ce94dd46c928864ba4a2100edf2e4cc739cd46fa0baf43424