[INFO] fetching crate cowvert 0.1.1...
[INFO] testing cowvert-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate cowvert 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate cowvert 0.1.1
[INFO] finished tweaking crates.io crate cowvert 0.1.1
[INFO] tweaked toml for crates.io crate cowvert 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cowvert 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cowvert 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 735b02ce46ad5d56d3a0e7740be2eb75e270cfe18ec680121c90da2b8fb78133
[INFO] running `Command { std: "docker" "start" "-a" "735b02ce46ad5d56d3a0e7740be2eb75e270cfe18ec680121c90da2b8fb78133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "735b02ce46ad5d56d3a0e7740be2eb75e270cfe18ec680121c90da2b8fb78133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "735b02ce46ad5d56d3a0e7740be2eb75e270cfe18ec680121c90da2b8fb78133", kill_on_drop: false }`
[INFO] [stdout] 735b02ce46ad5d56d3a0e7740be2eb75e270cfe18ec680121c90da2b8fb78133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71993b137597060b4aff75849674a8daa39ed47fbec29ed63c3d96861a3e63f0
[INFO] running `Command { std: "docker" "start" "-a" "71993b137597060b4aff75849674a8daa39ed47fbec29ed63c3d96861a3e63f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cowvert v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "71993b137597060b4aff75849674a8daa39ed47fbec29ed63c3d96861a3e63f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71993b137597060b4aff75849674a8daa39ed47fbec29ed63c3d96861a3e63f0", kill_on_drop: false }`
[INFO] [stdout] 71993b137597060b4aff75849674a8daa39ed47fbec29ed63c3d96861a3e63f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e4ea5c4630b6cffa8cba96359cf724bbb5885b18ca668d5da33ebf73a33a87a
[INFO] running `Command { std: "docker" "start" "-a" "9e4ea5c4630b6cffa8cba96359cf724bbb5885b18ca668d5da33ebf73a33a87a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cowvert v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "9e4ea5c4630b6cffa8cba96359cf724bbb5885b18ca668d5da33ebf73a33a87a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4ea5c4630b6cffa8cba96359cf724bbb5885b18ca668d5da33ebf73a33a87a", kill_on_drop: false }`
[INFO] [stdout] 9e4ea5c4630b6cffa8cba96359cf724bbb5885b18ca668d5da33ebf73a33a87a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c81ce56c1fa64e8fa0d71ea87e9d879a608bb5abae1b0050a718cbb637200df
[INFO] running `Command { std: "docker" "start" "-a" "3c81ce56c1fa64e8fa0d71ea87e9d879a608bb5abae1b0050a718cbb637200df", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cowvert-eace9458cfe1bd4c)
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_by_cow_mutability ... ok
[INFO] [stdout] test tests::test_by_val_and_by_ref ... ok
[INFO] [stdout] test tests::test_cow_does_not_affect_original ... ok
[INFO] [stdout] test tests::test_multiple_cow_clones ... ok
[INFO] [stdout] test tests::test_cow_to_ref ... ok
[INFO] [stdout] test tests::test_cow_conversion ... ok
[INFO] [stdout] test tests::test_readme_example_1 ... ok
[INFO] [stdout] test tests::test_deeply_nested_cow ... ok
[INFO] [stdout] test tests::test_readme_example_2 ... ok
[INFO] [stdout] test tests::test_ref_conversion ... ok
[INFO] [stdout] test tests::test_ref_shared_mutation ... ok
[INFO] [stdout] test tests::test_collection ... ok
[INFO] [stderr]    Doc-tests cowvert
[INFO] [stdout] test tests::test_borrow_and_mut_borrow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 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" "3c81ce56c1fa64e8fa0d71ea87e9d879a608bb5abae1b0050a718cbb637200df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c81ce56c1fa64e8fa0d71ea87e9d879a608bb5abae1b0050a718cbb637200df", kill_on_drop: false }`
[INFO] [stdout] 3c81ce56c1fa64e8fa0d71ea87e9d879a608bb5abae1b0050a718cbb637200df