[INFO] fetching crate rollback 0.1.0...
[INFO] testing rollback-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate rollback 0.1.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate rollback 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rollback 0.1.0
[INFO] finished tweaking crates.io crate rollback 0.1.0
[INFO] tweaked toml for crates.io crate rollback 0.1.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate rollback 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea4504208053f4a00597e030b714c64fcf9e1a87463c8d784ef1f10cfd932733
[INFO] running `Command { std: "docker" "start" "-a" "ea4504208053f4a00597e030b714c64fcf9e1a87463c8d784ef1f10cfd932733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea4504208053f4a00597e030b714c64fcf9e1a87463c8d784ef1f10cfd932733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea4504208053f4a00597e030b714c64fcf9e1a87463c8d784ef1f10cfd932733", kill_on_drop: false }`
[INFO] [stdout] ea4504208053f4a00597e030b714c64fcf9e1a87463c8d784ef1f10cfd932733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2e0b3bec5dd120665bbfe07d4614e6ce3038c995739943981e5962795dd2fb8
[INFO] running `Command { std: "docker" "start" "-a" "b2e0b3bec5dd120665bbfe07d4614e6ce3038c995739943981e5962795dd2fb8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rollback v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "b2e0b3bec5dd120665bbfe07d4614e6ce3038c995739943981e5962795dd2fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e0b3bec5dd120665bbfe07d4614e6ce3038c995739943981e5962795dd2fb8", kill_on_drop: false }`
[INFO] [stdout] b2e0b3bec5dd120665bbfe07d4614e6ce3038c995739943981e5962795dd2fb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94b717d7c8078ee6c09b7623385b0f2f2c07fc77d0fc1ad69a4420c6e68b3cc4
[INFO] running `Command { std: "docker" "start" "-a" "94b717d7c8078ee6c09b7623385b0f2f2c07fc77d0fc1ad69a4420c6e68b3cc4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rollback v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "94b717d7c8078ee6c09b7623385b0f2f2c07fc77d0fc1ad69a4420c6e68b3cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b717d7c8078ee6c09b7623385b0f2f2c07fc77d0fc1ad69a4420c6e68b3cc4", kill_on_drop: false }`
[INFO] [stdout] 94b717d7c8078ee6c09b7623385b0f2f2c07fc77d0fc1ad69a4420c6e68b3cc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7bb863a71b0fe67a502fc04c5fcb1ac3a25f8dac0d3cccda2c534f67a45da39b
[INFO] running `Command { std: "docker" "start" "-a" "7bb863a71b0fe67a502fc04c5fcb1ac3a25f8dac0d3cccda2c534f67a45da39b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rollback-852658a4b8739dd2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7bb863a71b0fe67a502fc04c5fcb1ac3a25f8dac0d3cccda2c534f67a45da39b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bb863a71b0fe67a502fc04c5fcb1ac3a25f8dac0d3cccda2c534f67a45da39b", kill_on_drop: false }`
[INFO] [stdout] 7bb863a71b0fe67a502fc04c5fcb1ac3a25f8dac0d3cccda2c534f67a45da39b