[INFO] fetching crate piface 0.1.0...
[INFO] checking piface-0.1.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate piface 0.1.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate piface 0.1.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piface 0.1.0
[INFO] finished tweaking crates.io crate piface 0.1.0
[INFO] tweaked toml for crates.io crate piface 0.1.0 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate crates.io crate piface 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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 env_logger v0.8.2
[INFO] [stderr]   Downloaded eui48 v1.1.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76c4bbf416096c537b663cd2b07229c39e67cc348cdee7451e2a44e1470824e0
[INFO] running `Command { std: "docker" "start" "-a" "76c4bbf416096c537b663cd2b07229c39e67cc348cdee7451e2a44e1470824e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76c4bbf416096c537b663cd2b07229c39e67cc348cdee7451e2a44e1470824e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c4bbf416096c537b663cd2b07229c39e67cc348cdee7451e2a44e1470824e0", kill_on_drop: false }`
[INFO] [stdout] 76c4bbf416096c537b663cd2b07229c39e67cc348cdee7451e2a44e1470824e0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5211ccc0f5c470aec7fb96387f86947eb1e770376ca44e953b45e63805002981
[INFO] running `Command { std: "docker" "start" "-a" "5211ccc0f5c470aec7fb96387f86947eb1e770376ca44e953b45e63805002981", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking eui48 v1.1.0
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking piface v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.25s
[INFO] running `Command { std: "docker" "inspect" "5211ccc0f5c470aec7fb96387f86947eb1e770376ca44e953b45e63805002981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5211ccc0f5c470aec7fb96387f86947eb1e770376ca44e953b45e63805002981", kill_on_drop: false }`
[INFO] [stdout] 5211ccc0f5c470aec7fb96387f86947eb1e770376ca44e953b45e63805002981