[INFO] fetching crate language-matcher 0.1.2...
[INFO] checking language-matcher-0.1.2 against master#a00f8ba7fcac1b27341679c51bf5a3271fa82df3 for pr-104429
[INFO] extracting crate language-matcher 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate language-matcher 0.1.2 on toolchain a00f8ba7fcac1b27341679c51bf5a3271fa82df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a00f8ba7fcac1b27341679c51bf5a3271fa82df3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate language-matcher 0.1.2
[INFO] finished tweaking crates.io crate language-matcher 0.1.2
[INFO] tweaked toml for crates.io crate language-matcher 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a00f8ba7fcac1b27341679c51bf5a3271fa82df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a00f8ba7fcac1b27341679c51bf5a3271fa82df3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-xml-rs v0.6.0
[INFO] [stderr]   Downloaded postcard v1.0.2
[INFO] [stderr]   Downloaded icu_provider_blob v1.0.0
[INFO] [stderr]   Downloaded cobs v0.2.3
[INFO] [stderr]   Downloaded icu_locid_transform v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+a00f8ba7fcac1b27341679c51bf5a3271fa82df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acaafdbed8ec7a20cc4948ba32480fdf3d66cf84d2b5e68ef4d4e746cdf3b72e
[INFO] running `Command { std: "docker" "start" "-a" "acaafdbed8ec7a20cc4948ba32480fdf3d66cf84d2b5e68ef4d4e746cdf3b72e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acaafdbed8ec7a20cc4948ba32480fdf3d66cf84d2b5e68ef4d4e746cdf3b72e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acaafdbed8ec7a20cc4948ba32480fdf3d66cf84d2b5e68ef4d4e746cdf3b72e", kill_on_drop: false }`
[INFO] [stdout] acaafdbed8ec7a20cc4948ba32480fdf3d66cf84d2b5e68ef4d4e746cdf3b72e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+a00f8ba7fcac1b27341679c51bf5a3271fa82df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21875385d7139a9b59eddd9e0c50c8c2e5b647c65b37491672cafbc5fdf00e37
[INFO] running `Command { std: "docker" "start" "-a" "21875385d7139a9b59eddd9e0c50c8c2e5b647c65b37491672cafbc5fdf00e37", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking writeable v0.5.0
[INFO] [stderr]     Checking litemap v0.6.0
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zerofrom-derive v0.1.1
[INFO] [stderr]    Compiling yoke-derive v0.6.1
[INFO] [stderr]    Compiling zerovec-derive v0.9.0
[INFO] [stderr]    Compiling displaydoc v0.2.3
[INFO] [stderr]    Compiling icu_provider_macros v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]     Checking zerofrom v0.1.1
[INFO] [stderr]     Checking yoke v0.6.2
[INFO] [stderr]     Checking postcard v1.0.2
[INFO] [stderr]     Checking serde-xml-rs v0.6.0
[INFO] [stderr]     Checking zerovec v0.9.0
[INFO] [stderr]     Checking tinystr v0.7.0
[INFO] [stderr]     Checking icu_locid v1.0.0
[INFO] [stderr]     Checking icu_provider v1.0.1
[INFO] [stderr]     Checking icu_locid_transform v1.0.0
[INFO] [stderr]     Checking icu_provider_blob v1.0.0
[INFO] [stderr]     Checking language-matcher v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.09s
[INFO] running `Command { std: "docker" "inspect" "21875385d7139a9b59eddd9e0c50c8c2e5b647c65b37491672cafbc5fdf00e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21875385d7139a9b59eddd9e0c50c8c2e5b647c65b37491672cafbc5fdf00e37", kill_on_drop: false }`
[INFO] [stdout] 21875385d7139a9b59eddd9e0c50c8c2e5b647c65b37491672cafbc5fdf00e37