[INFO] fetching crate watchexec-supervisor 2.0.0...
[INFO] checking watchexec-supervisor-2.0.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate watchexec-supervisor 2.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate watchexec-supervisor 2.0.0 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 watchexec-supervisor 2.0.0
[INFO] finished tweaking crates.io crate watchexec-supervisor 2.0.0
[INFO] tweaked toml for crates.io crate watchexec-supervisor 2.0.0 written to /workspace/builds/worker-1-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 66 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding cfg_aliases v0.1.1 (latest: v0.2.1)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] [stderr]       Adding nix v0.28.0 (latest: v0.29.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows v0.56.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-core v0.56.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-implement v0.56.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-interface v0.56.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-result v0.1.2 (latest: v0.2.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[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 watchexec-signals v3.0.0
[INFO] [stderr]   Downloaded watchexec-events v3.0.0
[INFO] [stderr]   Downloaded boxcar v0.2.5
[INFO] [stderr]   Downloaded process-wrap v8.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8be97ecf657b548462846248f6bd9b003d6891248304ae9dd79d1899f590cde3
[INFO] running `Command { std: "docker" "start" "-a" "8be97ecf657b548462846248f6bd9b003d6891248304ae9dd79d1899f590cde3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8be97ecf657b548462846248f6bd9b003d6891248304ae9dd79d1899f590cde3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be97ecf657b548462846248f6bd9b003d6891248304ae9dd79d1899f590cde3", kill_on_drop: false }`
[INFO] [stdout] 8be97ecf657b548462846248f6bd9b003d6891248304ae9dd79d1899f590cde3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] bb764224f0655345f05e9110e838cbc45623225eacffbb1617170589d17c9f7e
[INFO] running `Command { std: "docker" "start" "-a" "bb764224f0655345f05e9110e838cbc45623225eacffbb1617170589d17c9f7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking boxcar v0.2.5
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tokio v1.39.3
[INFO] [stderr]     Checking watchexec-signals v3.0.0
[INFO] [stderr]     Checking watchexec-events v3.0.0
[INFO] [stderr]     Checking process-wrap v8.0.2
[INFO] [stderr]     Checking watchexec-supervisor v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TokioChildWrapper`
[INFO] [stdout]  --> src/job/state.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use process_wrap::tokio::{TokioChildWrapper, TokioCommandWrap};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "bb764224f0655345f05e9110e838cbc45623225eacffbb1617170589d17c9f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb764224f0655345f05e9110e838cbc45623225eacffbb1617170589d17c9f7e", kill_on_drop: false }`
[INFO] [stdout] bb764224f0655345f05e9110e838cbc45623225eacffbb1617170589d17c9f7e