[INFO] fetching crate spectrum 0.0.0...
[INFO] checking spectrum-0.0.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate spectrum 0.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate spectrum 0.0.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spectrum 0.0.0
[INFO] finished tweaking crates.io crate spectrum 0.0.0
[INFO] tweaked toml for crates.io crate spectrum 0.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.6)
[INFO] [stderr]       Adding console v0.13.0 (latest: v0.15.8)
[INFO] [stderr]       Adding derive-new v0.5.9 (latest: v0.7.0)
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.4.0)
[INFO] [stderr]       Adding itertools v0.9.0 (latest: v0.13.0)
[INFO] [stderr]       Adding pretty v0.10.0 (latest: v0.12.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.76)
[INFO] [stderr]       Adding terminal_size v0.1.17 (latest: v0.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded format-core v0.2.4
[INFO] [stderr]   Downloaded format-macro v0.2.4
[INFO] [stderr]   Downloaded format v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 694442c736b507ec88801b233df2fa0788377e553507238139ac8e288b719dcf
[INFO] running `Command { std: "docker" "start" "-a" "694442c736b507ec88801b233df2fa0788377e553507238139ac8e288b719dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "694442c736b507ec88801b233df2fa0788377e553507238139ac8e288b719dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694442c736b507ec88801b233df2fa0788377e553507238139ac8e288b719dcf", kill_on_drop: false }`
[INFO] [stdout] 694442c736b507ec88801b233df2fa0788377e553507238139ac8e288b719dcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 088bf1e3faf9e67b66e32a5dadeecaf95e7aa4d3ce1a0af75ffc790da801af55
[INFO] running `Command { std: "docker" "start" "-a" "088bf1e3faf9e67b66e32a5dadeecaf95e7aa4d3ce1a0af75ffc790da801af55", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking format-core v0.2.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]    Compiling format-macro v0.2.4
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking format v0.2.4
[INFO] [stderr]     Checking spectrum v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "088bf1e3faf9e67b66e32a5dadeecaf95e7aa4d3ce1a0af75ffc790da801af55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "088bf1e3faf9e67b66e32a5dadeecaf95e7aa4d3ce1a0af75ffc790da801af55", kill_on_drop: false }`
[INFO] [stdout] 088bf1e3faf9e67b66e32a5dadeecaf95e7aa4d3ce1a0af75ffc790da801af55