[INFO] fetching crate imager-rs 0.2.0...
[INFO] testing imager-rs-0.2.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate imager-rs 0.2.0 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate imager-rs 0.2.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imager-rs 0.2.0
[INFO] finished tweaking crates.io crate imager-rs 0.2.0
[INFO] tweaked toml for crates.io crate imager-rs 0.2.0 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate crates.io crate imager-rs 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44259c4c11c1d83bcbadb5743a3fd23326f0c8cb2e538c609dcb58fa430d5ff2
[INFO] running `Command { std: "docker" "start" "-a" "44259c4c11c1d83bcbadb5743a3fd23326f0c8cb2e538c609dcb58fa430d5ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44259c4c11c1d83bcbadb5743a3fd23326f0c8cb2e538c609dcb58fa430d5ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44259c4c11c1d83bcbadb5743a3fd23326f0c8cb2e538c609dcb58fa430d5ff2", kill_on_drop: false }`
[INFO] [stdout] 44259c4c11c1d83bcbadb5743a3fd23326f0c8cb2e538c609dcb58fa430d5ff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c63434aa8ac7005fcd1793b6e35faa55bc8b6bcaa2c0fe6e514ec151d20607c7
[INFO] running `Command { std: "docker" "start" "-a" "c63434aa8ac7005fcd1793b6e35faa55bc8b6bcaa2c0fe6e514ec151d20607c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling imager-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "c63434aa8ac7005fcd1793b6e35faa55bc8b6bcaa2c0fe6e514ec151d20607c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c63434aa8ac7005fcd1793b6e35faa55bc8b6bcaa2c0fe6e514ec151d20607c7", kill_on_drop: false }`
[INFO] [stdout] c63434aa8ac7005fcd1793b6e35faa55bc8b6bcaa2c0fe6e514ec151d20607c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88a30870f8a0ef533a6697be5315bf24ff8d6d56d63b1a0f5256786846645ac1
[INFO] running `Command { std: "docker" "start" "-a" "88a30870f8a0ef533a6697be5315bf24ff8d6d56d63b1a0f5256786846645ac1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling imager-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "88a30870f8a0ef533a6697be5315bf24ff8d6d56d63b1a0f5256786846645ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88a30870f8a0ef533a6697be5315bf24ff8d6d56d63b1a0f5256786846645ac1", kill_on_drop: false }`
[INFO] [stdout] 88a30870f8a0ef533a6697be5315bf24ff8d6d56d63b1a0f5256786846645ac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bcc653a5d566c5439245d0e601401d2222b32806f5d33f2af95b631a1554612d
[INFO] running `Command { std: "docker" "start" "-a" "bcc653a5d566c5439245d0e601401d2222b32806f5d33f2af95b631a1554612d", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imager_rs-5e0913cc740f82e9)
[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" "bcc653a5d566c5439245d0e601401d2222b32806f5d33f2af95b631a1554612d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc653a5d566c5439245d0e601401d2222b32806f5d33f2af95b631a1554612d", kill_on_drop: false }`
[INFO] [stdout] bcc653a5d566c5439245d0e601401d2222b32806f5d33f2af95b631a1554612d