[INFO] fetching crate flash 0.1.0...
[INFO] testing flash-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate flash 0.1.0 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate flash 0.1.0 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 flash 0.1.0
[INFO] finished tweaking crates.io crate flash 0.1.0
[INFO] tweaked toml for crates.io crate flash 0.1.0 written to /workspace/builds/worker-60/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-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] cc1179241ef1029563601b20485b064d63797999e6a4ac991ff1cb1e399f7e7f
[INFO] running `Command { std: "docker" "start" "-a" "cc1179241ef1029563601b20485b064d63797999e6a4ac991ff1cb1e399f7e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc1179241ef1029563601b20485b064d63797999e6a4ac991ff1cb1e399f7e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc1179241ef1029563601b20485b064d63797999e6a4ac991ff1cb1e399f7e7f", kill_on_drop: false }`
[INFO] [stdout] cc1179241ef1029563601b20485b064d63797999e6a4ac991ff1cb1e399f7e7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] a0162d01e718796f1db03b20473b8c4099c57ab76e4980d1ba16ec355cf91dfb
[INFO] running `Command { std: "docker" "start" "-a" "a0162d01e718796f1db03b20473b8c4099c57ab76e4980d1ba16ec355cf91dfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling flash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "a0162d01e718796f1db03b20473b8c4099c57ab76e4980d1ba16ec355cf91dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0162d01e718796f1db03b20473b8c4099c57ab76e4980d1ba16ec355cf91dfb", kill_on_drop: false }`
[INFO] [stdout] a0162d01e718796f1db03b20473b8c4099c57ab76e4980d1ba16ec355cf91dfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 77ddfb9a186b5db3ca285f132b7c83c91f6670233cc612c643637066f911d503
[INFO] running `Command { std: "docker" "start" "-a" "77ddfb9a186b5db3ca285f132b7c83c91f6670233cc612c643637066f911d503", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling flash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "77ddfb9a186b5db3ca285f132b7c83c91f6670233cc612c643637066f911d503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ddfb9a186b5db3ca285f132b7c83c91f6670233cc612c643637066f911d503", kill_on_drop: false }`
[INFO] [stdout] 77ddfb9a186b5db3ca285f132b7c83c91f6670233cc612c643637066f911d503
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] b5db99138e57824a87e905f44a0a07b6978b49ec18d20f030337a43b6499083d
[INFO] running `Command { std: "docker" "start" "-a" "b5db99138e57824a87e905f44a0a07b6978b49ec18d20f030337a43b6499083d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flash-8fe57b7c2a5c9808)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests flash
[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] [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" "b5db99138e57824a87e905f44a0a07b6978b49ec18d20f030337a43b6499083d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5db99138e57824a87e905f44a0a07b6978b49ec18d20f030337a43b6499083d", kill_on_drop: false }`
[INFO] [stdout] b5db99138e57824a87e905f44a0a07b6978b49ec18d20f030337a43b6499083d