[INFO] fetching crate imposter-pass 0.3.0...
[INFO] testing imposter-pass-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate imposter-pass 0.3.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate imposter-pass 0.3.0 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 imposter-pass 0.3.0
[INFO] finished tweaking crates.io crate imposter-pass 0.3.0
[INFO] tweaked toml for crates.io crate imposter-pass 0.3.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate imposter-pass 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rpassword v4.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 08f968e94769f3a50d5137af6e16d7edbae1a6cb76a4e83df4b17e0e70234e8c
[INFO] running `Command { std: "docker" "start" "-a" "08f968e94769f3a50d5137af6e16d7edbae1a6cb76a4e83df4b17e0e70234e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08f968e94769f3a50d5137af6e16d7edbae1a6cb76a4e83df4b17e0e70234e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f968e94769f3a50d5137af6e16d7edbae1a6cb76a4e83df4b17e0e70234e8c", kill_on_drop: false }`
[INFO] [stdout] 08f968e94769f3a50d5137af6e16d7edbae1a6cb76a4e83df4b17e0e70234e8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] ed8c481b38306e9f6028315a062ae084baf7b673403bd1677d0f93b4637ec3a9
[INFO] running `Command { std: "docker" "start" "-a" "ed8c481b38306e9f6028315a062ae084baf7b673403bd1677d0f93b4637ec3a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rpassword v4.0.5
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling structopt v0.3.14
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling imposter-pass v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.52s
[INFO] running `Command { std: "docker" "inspect" "ed8c481b38306e9f6028315a062ae084baf7b673403bd1677d0f93b4637ec3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8c481b38306e9f6028315a062ae084baf7b673403bd1677d0f93b4637ec3a9", kill_on_drop: false }`
[INFO] [stdout] ed8c481b38306e9f6028315a062ae084baf7b673403bd1677d0f93b4637ec3a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] bbf4c9607abaa9fb181d4c960e128f46ef8daa089cb448e6bfa75ca53b9c7103
[INFO] running `Command { std: "docker" "start" "-a" "bbf4c9607abaa9fb181d4c960e128f46ef8daa089cb448e6bfa75ca53b9c7103", kill_on_drop: false }`
[INFO] [stderr]    Compiling imposter-pass v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "bbf4c9607abaa9fb181d4c960e128f46ef8daa089cb448e6bfa75ca53b9c7103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf4c9607abaa9fb181d4c960e128f46ef8daa089cb448e6bfa75ca53b9c7103", kill_on_drop: false }`
[INFO] [stdout] bbf4c9607abaa9fb181d4c960e128f46ef8daa089cb448e6bfa75ca53b9c7103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 1a6be852456704138a9dd1d97e6b8681a4a0406167c45bb930e54b24b1301f0c
[INFO] running `Command { std: "docker" "start" "-a" "1a6be852456704138a9dd1d97e6b8681a4a0406167c45bb930e54b24b1301f0c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imposter_pass-665d11fd1bbfc66a)
[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" "1a6be852456704138a9dd1d97e6b8681a4a0406167c45bb930e54b24b1301f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6be852456704138a9dd1d97e6b8681a4a0406167c45bb930e54b24b1301f0c", kill_on_drop: false }`
[INFO] [stdout] 1a6be852456704138a9dd1d97e6b8681a4a0406167c45bb930e54b24b1301f0c