[INFO] fetching crate hostname 0.3.1...
[INFO] checking hostname-0.3.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate hostname 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hostname 0.3.1 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 crates.io crate hostname 0.3.1
[INFO] finished tweaking crates.io crate hostname 0.3.1
[INFO] tweaked toml for crates.io crate hostname 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate hostname 0.3.1 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] bb96ae1de867b924737dcc6eeaba8cfc70abcad0c328b06debd4f46547fd9c6c
[INFO] running `Command { std: "docker" "start" "-a" "bb96ae1de867b924737dcc6eeaba8cfc70abcad0c328b06debd4f46547fd9c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb96ae1de867b924737dcc6eeaba8cfc70abcad0c328b06debd4f46547fd9c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb96ae1de867b924737dcc6eeaba8cfc70abcad0c328b06debd4f46547fd9c6c", kill_on_drop: false }`
[INFO] [stdout] bb96ae1de867b924737dcc6eeaba8cfc70abcad0c328b06debd4f46547fd9c6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 0a9e26f09e76c1410c1cd4f1cc2b41d8c873ec65f2750de9cf6880078af5422a
[INFO] running `Command { std: "docker" "start" "-a" "0a9e26f09e76c1410c1cd4f1cc2b41d8c873ec65f2750de9cf6880078af5422a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking hostname v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.27s
[INFO] running `Command { std: "docker" "inspect" "0a9e26f09e76c1410c1cd4f1cc2b41d8c873ec65f2750de9cf6880078af5422a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a9e26f09e76c1410c1cd4f1cc2b41d8c873ec65f2750de9cf6880078af5422a", kill_on_drop: false }`
[INFO] [stdout] 0a9e26f09e76c1410c1cd4f1cc2b41d8c873ec65f2750de9cf6880078af5422a