[INFO] fetching crate utf8-io 0.7.0...
[INFO] checking utf8-io-0.7.0 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate utf8-io 0.7.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate utf8-io 0.7.0 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utf8-io 0.7.0
[INFO] finished tweaking crates.io crate utf8-io 0.7.0
[INFO] tweaked toml for crates.io crate utf8-io 0.7.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate utf8-io 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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 unsafe-io v0.9.1
[INFO] [stderr]   Downloaded layered-io v0.8.0
[INFO] [stderr]   Downloaded terminfo v0.7.3
[INFO] [stderr]   Downloaded rsix v0.23.0
[INFO] [stderr]   Downloaded duplex v0.7.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.0.23
[INFO] [stderr]   Downloaded terminal-io v0.7.0
[INFO] [stderr]   Downloaded io-lifetimes v0.3.0
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf7744ab2eba296e9af100759814b9edc72b6cff7b15fec969861ac533ce32cf
[INFO] running `Command { std: "docker" "start" "-a" "cf7744ab2eba296e9af100759814b9edc72b6cff7b15fec969861ac533ce32cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf7744ab2eba296e9af100759814b9edc72b6cff7b15fec969861ac533ce32cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7744ab2eba296e9af100759814b9edc72b6cff7b15fec969861ac533ce32cf", kill_on_drop: false }`
[INFO] [stdout] cf7744ab2eba296e9af100759814b9edc72b6cff7b15fec969861ac533ce32cf
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a4919230ac985c9c78f1457c408b147d1be5da82b60d4d842ee73a30e3aafcd
[INFO] running `Command { std: "docker" "start" "-a" "1a4919230ac985c9c78f1457c408b147d1be5da82b60d4d842ee73a30e3aafcd", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]     Checking duplex v0.7.0
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling io-lifetimes v0.3.0
[INFO] [stderr]    Compiling unsafe-io v0.9.1
[INFO] [stderr]    Compiling layered-io v0.8.0
[INFO] [stderr]     Checking utf8-io v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `Command { std: "docker" "inspect" "1a4919230ac985c9c78f1457c408b147d1be5da82b60d4d842ee73a30e3aafcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a4919230ac985c9c78f1457c408b147d1be5da82b60d4d842ee73a30e3aafcd", kill_on_drop: false }`
[INFO] [stdout] 1a4919230ac985c9c78f1457c408b147d1be5da82b60d4d842ee73a30e3aafcd