[INFO] fetching crate xtract 0.0.2...
[INFO] checking xtract-0.0.2 against master#32cd9114712a24010b0583624dc52ac302194128 for pr-143717
[INFO] extracting crate xtract 0.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate xtract 0.0.2
[INFO] finished tweaking crates.io crate xtract 0.0.2
[INFO] tweaked toml for crates.io crate xtract 0.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xtract 0.0.2 on toolchain 32cd9114712a24010b0583624dc52ac302194128
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xtract 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a10453e4e46aa1f72c5072d03f875006295eaf764bfb22a841e02e0b02d966a1
[INFO] running `Command { std: "docker" "start" "-a" "a10453e4e46aa1f72c5072d03f875006295eaf764bfb22a841e02e0b02d966a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a10453e4e46aa1f72c5072d03f875006295eaf764bfb22a841e02e0b02d966a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a10453e4e46aa1f72c5072d03f875006295eaf764bfb22a841e02e0b02d966a1", kill_on_drop: false }`
[INFO] [stdout] a10453e4e46aa1f72c5072d03f875006295eaf764bfb22a841e02e0b02d966a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9b9c18e1c8fe1f02211ef69dc6463d8890c5b4a7962e3bbca2c5f247890a1dc
[INFO] running `Command { std: "docker" "start" "-a" "e9b9c18e1c8fe1f02211ef69dc6463d8890c5b4a7962e3bbca2c5f247890a1dc", kill_on_drop: false }`
[INFO] [stderr]     Checking xtract v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "e9b9c18e1c8fe1f02211ef69dc6463d8890c5b4a7962e3bbca2c5f247890a1dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b9c18e1c8fe1f02211ef69dc6463d8890c5b4a7962e3bbca2c5f247890a1dc", kill_on_drop: false }`
[INFO] [stdout] e9b9c18e1c8fe1f02211ef69dc6463d8890c5b4a7962e3bbca2c5f247890a1dc