[INFO] fetching crate cassette 0.3.0...
[INFO] testing cassette-0.3.0 against 1.85.0 for beta-1.86-1
[INFO] extracting crate cassette 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate cassette 0.3.0 on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cassette 0.3.0
[INFO] finished tweaking crates.io crate cassette 0.3.0
[INFO] tweaked toml for crates.io crate cassette 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0067f4cc958232be1530a1cf31efdb28e6bbd47efd0c18c9e576bc010c91eaf6
[INFO] running `Command { std: "docker" "start" "-a" "0067f4cc958232be1530a1cf31efdb28e6bbd47efd0c18c9e576bc010c91eaf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0067f4cc958232be1530a1cf31efdb28e6bbd47efd0c18c9e576bc010c91eaf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0067f4cc958232be1530a1cf31efdb28e6bbd47efd0c18c9e576bc010c91eaf6", kill_on_drop: false }`
[INFO] [stdout] 0067f4cc958232be1530a1cf31efdb28e6bbd47efd0c18c9e576bc010c91eaf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e10ed8808268c122f27fb4a95a6879e68443d4bc06485d63d90676c345a9ad70
[INFO] running `Command { std: "docker" "start" "-a" "e10ed8808268c122f27fb4a95a6879e68443d4bc06485d63d90676c345a9ad70", kill_on_drop: false }`
[INFO] [stderr]    Compiling cassette v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "e10ed8808268c122f27fb4a95a6879e68443d4bc06485d63d90676c345a9ad70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e10ed8808268c122f27fb4a95a6879e68443d4bc06485d63d90676c345a9ad70", kill_on_drop: false }`
[INFO] [stdout] e10ed8808268c122f27fb4a95a6879e68443d4bc06485d63d90676c345a9ad70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cbc80167a5f06d556cab88872aa44b201372c781c6488d07fdef2e11bf3c030
[INFO] running `Command { std: "docker" "start" "-a" "7cbc80167a5f06d556cab88872aa44b201372c781c6488d07fdef2e11bf3c030", kill_on_drop: false }`
[INFO] [stderr]    Compiling cassette v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "7cbc80167a5f06d556cab88872aa44b201372c781c6488d07fdef2e11bf3c030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cbc80167a5f06d556cab88872aa44b201372c781c6488d07fdef2e11bf3c030", kill_on_drop: false }`
[INFO] [stdout] 7cbc80167a5f06d556cab88872aa44b201372c781c6488d07fdef2e11bf3c030
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 720d4fc32cee56e5115795d18cf48c5f1e2a60f675fa8f6079864b5f5eff24f9
[INFO] running `Command { std: "docker" "start" "-a" "720d4fc32cee56e5115795d18cf48c5f1e2a60f675fa8f6079864b5f5eff24f9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cassette-a62f52631987863e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cassette
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Cassette<T>::new (line 256) ... ok
[INFO] [stdout] test src/lib.rs - (line 148) ... ok
[INFO] [stdout] test src/lib.rs - (line 111) ... ok
[INFO] [stdout] test src/lib.rs - Cassette<T>::poll_on (line 298) ... ok
[INFO] [stdout] test src/lib.rs - (line 179) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "720d4fc32cee56e5115795d18cf48c5f1e2a60f675fa8f6079864b5f5eff24f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720d4fc32cee56e5115795d18cf48c5f1e2a60f675fa8f6079864b5f5eff24f9", kill_on_drop: false }`
[INFO] [stdout] 720d4fc32cee56e5115795d18cf48c5f1e2a60f675fa8f6079864b5f5eff24f9