[INFO] fetching crate rstt 0.0.0...
[INFO] testing rstt-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rstt 0.0.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate rstt 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 rstt 0.0.0
[INFO] finished tweaking crates.io crate rstt 0.0.0
[INFO] tweaked toml for crates.io crate rstt 0.0.0 written to /workspace/builds/worker-72/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] [stderr]     Blocking waiting for file lock on package cache
[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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 87dc6655ad241fc9c0f2f4564afc5ea0d4c4715d74eda6882da09774ca3e991e
[INFO] running `Command { std: "docker" "start" "-a" "87dc6655ad241fc9c0f2f4564afc5ea0d4c4715d74eda6882da09774ca3e991e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87dc6655ad241fc9c0f2f4564afc5ea0d4c4715d74eda6882da09774ca3e991e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87dc6655ad241fc9c0f2f4564afc5ea0d4c4715d74eda6882da09774ca3e991e", kill_on_drop: false }`
[INFO] [stdout] 87dc6655ad241fc9c0f2f4564afc5ea0d4c4715d74eda6882da09774ca3e991e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 12c2aada7b0109d438e80c337a13bb07a596f84a664568551a812f59e2406632
[INFO] running `Command { std: "docker" "start" "-a" "12c2aada7b0109d438e80c337a13bb07a596f84a664568551a812f59e2406632", kill_on_drop: false }`
[INFO] [stderr]    Compiling rstt v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Unpublished`
[INFO] [stdout]  --> src/lib.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Unpublished,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "12c2aada7b0109d438e80c337a13bb07a596f84a664568551a812f59e2406632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12c2aada7b0109d438e80c337a13bb07a596f84a664568551a812f59e2406632", kill_on_drop: false }`
[INFO] [stdout] 12c2aada7b0109d438e80c337a13bb07a596f84a664568551a812f59e2406632
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 1d7476d7f5fff96a62b69e36dd16e3864961f706e5563dd31213c8fe3206ecb9
[INFO] running `Command { std: "docker" "start" "-a" "1d7476d7f5fff96a62b69e36dd16e3864961f706e5563dd31213c8fe3206ecb9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: variant is never constructed: `Unpublished`
[INFO] [stdout]  --> src/lib.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Unpublished,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rstt v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "1d7476d7f5fff96a62b69e36dd16e3864961f706e5563dd31213c8fe3206ecb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d7476d7f5fff96a62b69e36dd16e3864961f706e5563dd31213c8fe3206ecb9", kill_on_drop: false }`
[INFO] [stdout] 1d7476d7f5fff96a62b69e36dd16e3864961f706e5563dd31213c8fe3206ecb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] fea3781af5fc0be65a943b31fb9df2f474188acdb350aab9a3ebdbb015e38fb4
[INFO] running `Command { std: "docker" "start" "-a" "fea3781af5fc0be65a943b31fb9df2f474188acdb350aab9a3ebdbb015e38fb4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variant is never constructed: `Unpublished`
[INFO] [stderr]  --> src/lib.rs:3:2
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Unpublished,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rstt` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rstt-9b547ae206a5966d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rstt
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::wip ... 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" "fea3781af5fc0be65a943b31fb9df2f474188acdb350aab9a3ebdbb015e38fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea3781af5fc0be65a943b31fb9df2f474188acdb350aab9a3ebdbb015e38fb4", kill_on_drop: false }`
[INFO] [stdout] fea3781af5fc0be65a943b31fb9df2f474188acdb350aab9a3ebdbb015e38fb4