[INFO] fetching crate dager 0.1.1...
[INFO] checking dager-0.1.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate dager 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dager 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dager 0.1.1
[INFO] finished tweaking crates.io crate dager 0.1.1
[INFO] tweaked toml for crates.io crate dager 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate dager 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46339d48aee4e1c0d969a030a1e67c41d42a16da1ee644c2eee3f333ad0bed7f
[INFO] running `Command { std: "docker" "start" "-a" "46339d48aee4e1c0d969a030a1e67c41d42a16da1ee644c2eee3f333ad0bed7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46339d48aee4e1c0d969a030a1e67c41d42a16da1ee644c2eee3f333ad0bed7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46339d48aee4e1c0d969a030a1e67c41d42a16da1ee644c2eee3f333ad0bed7f", kill_on_drop: false }`
[INFO] [stdout] 46339d48aee4e1c0d969a030a1e67c41d42a16da1ee644c2eee3f333ad0bed7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ba75388b2d24a3314ed2edfcce44f822d393ed94bb79e3d1fb2c91ab602d778
[INFO] running `Command { std: "docker" "start" "-a" "1ba75388b2d24a3314ed2edfcce44f822d393ed94bb79e3d1fb2c91ab602d778", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking dager v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.55s
[INFO] running `Command { std: "docker" "inspect" "1ba75388b2d24a3314ed2edfcce44f822d393ed94bb79e3d1fb2c91ab602d778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ba75388b2d24a3314ed2edfcce44f822d393ed94bb79e3d1fb2c91ab602d778", kill_on_drop: false }`
[INFO] [stdout] 1ba75388b2d24a3314ed2edfcce44f822d393ed94bb79e3d1fb2c91ab602d778
