[INFO] fetching crate doppio 0.0.0...
[INFO] testing doppio-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate doppio 0.0.0 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate doppio 0.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doppio 0.0.0
[INFO] finished tweaking crates.io crate doppio 0.0.0
[INFO] tweaked toml for crates.io crate doppio 0.0.0 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f11a8a9b3109e971f91219721033513173fbac9ac72490f0a858869bbb08bc2c
[INFO] running `Command { std: "docker" "start" "-a" "f11a8a9b3109e971f91219721033513173fbac9ac72490f0a858869bbb08bc2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f11a8a9b3109e971f91219721033513173fbac9ac72490f0a858869bbb08bc2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f11a8a9b3109e971f91219721033513173fbac9ac72490f0a858869bbb08bc2c", kill_on_drop: false }`
[INFO] [stdout] f11a8a9b3109e971f91219721033513173fbac9ac72490f0a858869bbb08bc2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37670ffb8a74e4ee13ee7be69b304b1fa28e59dc312e79097d0a56757a224269
[INFO] running `Command { std: "docker" "start" "-a" "37670ffb8a74e4ee13ee7be69b304b1fa28e59dc312e79097d0a56757a224269", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling doppio v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "37670ffb8a74e4ee13ee7be69b304b1fa28e59dc312e79097d0a56757a224269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37670ffb8a74e4ee13ee7be69b304b1fa28e59dc312e79097d0a56757a224269", kill_on_drop: false }`
[INFO] [stdout] 37670ffb8a74e4ee13ee7be69b304b1fa28e59dc312e79097d0a56757a224269
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da09136702f23a08b6aec62fa08e929a201959716f694ea7e37ef6b99e55db83
[INFO] running `Command { std: "docker" "start" "-a" "da09136702f23a08b6aec62fa08e929a201959716f694ea7e37ef6b99e55db83", kill_on_drop: false }`
[INFO] [stderr]    Compiling doppio v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "da09136702f23a08b6aec62fa08e929a201959716f694ea7e37ef6b99e55db83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da09136702f23a08b6aec62fa08e929a201959716f694ea7e37ef6b99e55db83", kill_on_drop: false }`
[INFO] [stdout] da09136702f23a08b6aec62fa08e929a201959716f694ea7e37ef6b99e55db83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66727eeb0e05840577f2f2bc04306cb0ee2f9c120edc7ed796ccd3168309ac34
[INFO] running `Command { std: "docker" "start" "-a" "66727eeb0e05840577f2f2bc04306cb0ee2f9c120edc7ed796ccd3168309ac34", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/doppio-0828d00982a1730e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests doppio
[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" "66727eeb0e05840577f2f2bc04306cb0ee2f9c120edc7ed796ccd3168309ac34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66727eeb0e05840577f2f2bc04306cb0ee2f9c120edc7ed796ccd3168309ac34", kill_on_drop: false }`
[INFO] [stdout] 66727eeb0e05840577f2f2bc04306cb0ee2f9c120edc7ed796ccd3168309ac34