[INFO] fetching crate melt 0.1.5...
[INFO] checking melt-0.1.5 against 1.55.0 for beta-1.56-3
[INFO] extracting crate melt 0.1.5 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate melt 0.1.5 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 melt 0.1.5
[INFO] finished tweaking crates.io crate melt 0.1.5
[INFO] tweaked toml for crates.io crate melt 0.1.5 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate crates.io crate melt 0.1.5 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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 38279642a7c7b563d3d64fbd1aab0a3c4b3f0fca82786be09e094bab07904ed6
[INFO] running `Command { std: "docker" "start" "-a" "38279642a7c7b563d3d64fbd1aab0a3c4b3f0fca82786be09e094bab07904ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38279642a7c7b563d3d64fbd1aab0a3c4b3f0fca82786be09e094bab07904ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38279642a7c7b563d3d64fbd1aab0a3c4b3f0fca82786be09e094bab07904ed6", kill_on_drop: false }`
[INFO] [stdout] 38279642a7c7b563d3d64fbd1aab0a3c4b3f0fca82786be09e094bab07904ed6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] dad451b39e932db45e56b75cc4a7a66051f61d876a06ad7043e32b82b56f1eb8
[INFO] running `Command { std: "docker" "start" "-a" "dad451b39e932db45e56b75cc4a7a66051f61d876a06ad7043e32b82b56f1eb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking os_str_bytes v2.3.2
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking melt v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.51s
[INFO] running `Command { std: "docker" "inspect" "dad451b39e932db45e56b75cc4a7a66051f61d876a06ad7043e32b82b56f1eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dad451b39e932db45e56b75cc4a7a66051f61d876a06ad7043e32b82b56f1eb8", kill_on_drop: false }`
[INFO] [stdout] dad451b39e932db45e56b75cc4a7a66051f61d876a06ad7043e32b82b56f1eb8
