[INFO] fetching crate backroll 0.6.0...
[INFO] checking backroll-0.6.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate backroll 0.6.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate backroll 0.6.0 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 backroll 0.6.0
[INFO] finished tweaking crates.io crate backroll 0.6.0
[INFO] tweaked toml for crates.io crate backroll 0.6.0 written to /workspace/builds/worker-2-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 86 packages to latest compatible versions
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.3.1)
[INFO] [stderr]       Adding bevy_tasks v0.9.1 (latest: v0.14.1)
[INFO] [stderr]       Adding concurrent-queue v1.2.4 (latest: v2.5.0)
[INFO] [stderr]       Adding dashmap v5.5.3 (latest: v6.0.1)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.1)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[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 varinteger v1.0.6
[INFO] [stderr]   Downloaded cache-padded v1.3.0
[INFO] [stderr]   Downloaded bevy_tasks v0.9.1
[INFO] [stderr]   Downloaded async-executor v1.13.0
[INFO] [stderr]   Downloaded concurrent-queue v1.2.4
[INFO] [stderr]   Downloaded futures-timer v3.0.3
[INFO] [stderr]   Downloaded futures-lite v2.3.0
[INFO] [stderr]   Downloaded async-task v4.7.1
[INFO] [stderr]   Downloaded backroll_transport v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e7a7142a472ecce4606cf6085f64fa3268848fcf0a51da7fa8307773ad37d396
[INFO] running `Command { std: "docker" "start" "-a" "e7a7142a472ecce4606cf6085f64fa3268848fcf0a51da7fa8307773ad37d396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7a7142a472ecce4606cf6085f64fa3268848fcf0a51da7fa8307773ad37d396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a7142a472ecce4606cf6085f64fa3268848fcf0a51da7fa8307773ad37d396", kill_on_drop: false }`
[INFO] [stdout] e7a7142a472ecce4606cf6085f64fa3268848fcf0a51da7fa8307773ad37d396
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1456ee6730e62ccae5fa02bc2d9cc2e39da554f6b117080b574ab38b7756ad7f
[INFO] running `Command { std: "docker" "start" "-a" "1456ee6730e62ccae5fa02bc2d9cc2e39da554f6b117080b574ab38b7756ad7f", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking varinteger v1.0.6
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking async-executor v1.13.0
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking bevy_tasks v0.9.1
[INFO] [stderr]     Checking backroll_transport v0.2.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking backroll v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "1456ee6730e62ccae5fa02bc2d9cc2e39da554f6b117080b574ab38b7756ad7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1456ee6730e62ccae5fa02bc2d9cc2e39da554f6b117080b574ab38b7756ad7f", kill_on_drop: false }`
[INFO] [stdout] 1456ee6730e62ccae5fa02bc2d9cc2e39da554f6b117080b574ab38b7756ad7f