[INFO] fetching crate unnest 0.3.1...
[INFO] testing unnest-0.3.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate unnest 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate unnest 0.3.1
[INFO] finished tweaking crates.io crate unnest 0.3.1
[INFO] tweaked toml for crates.io crate unnest 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unnest 0.3.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10705604be1615926a736958fb6738c4e72b444adfd497486152695a956a2e4d
[INFO] running `Command { std: "docker" "start" "-a" "10705604be1615926a736958fb6738c4e72b444adfd497486152695a956a2e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10705604be1615926a736958fb6738c4e72b444adfd497486152695a956a2e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10705604be1615926a736958fb6738c4e72b444adfd497486152695a956a2e4d", kill_on_drop: false }`
[INFO] [stdout] 10705604be1615926a736958fb6738c4e72b444adfd497486152695a956a2e4d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1cdde01d340825e22b3ed7e6e7c65fc7ca8c1501c6e8c6a102298f1030fde17
[INFO] running `Command { std: "docker" "start" "-a" "e1cdde01d340825e22b3ed7e6e7c65fc7ca8c1501c6e8c6a102298f1030fde17", kill_on_drop: false }`
[INFO] [stderr]    Compiling unnest v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "e1cdde01d340825e22b3ed7e6e7c65fc7ca8c1501c6e8c6a102298f1030fde17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1cdde01d340825e22b3ed7e6e7c65fc7ca8c1501c6e8c6a102298f1030fde17", kill_on_drop: false }`
[INFO] [stdout] e1cdde01d340825e22b3ed7e6e7c65fc7ca8c1501c6e8c6a102298f1030fde17
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fb64594cc8acf42c8d2e08de002de170edb3e26f206a1eab315f56865a44097
[INFO] running `Command { std: "docker" "start" "-a" "8fb64594cc8acf42c8d2e08de002de170edb3e26f206a1eab315f56865a44097", kill_on_drop: false }`
[INFO] [stderr]    Compiling unnest v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "8fb64594cc8acf42c8d2e08de002de170edb3e26f206a1eab315f56865a44097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb64594cc8acf42c8d2e08de002de170edb3e26f206a1eab315f56865a44097", kill_on_drop: false }`
[INFO] [stdout] 8fb64594cc8acf42c8d2e08de002de170edb3e26f206a1eab315f56865a44097
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7242b69332326f605f19739fc7e23bdfe471ce011fd3d78b9ac3e61d1167920c
[INFO] running `Command { std: "docker" "start" "-a" "7242b69332326f605f19739fc7e23bdfe471ce011fd3d78b9ac3e61d1167920c", 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/unnest-6d85a2cedf7074ca)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::ok_or_return_with ... ok
[INFO] [stdout] test tests::ok_or_return ... ok
[INFO] [stdout] test tests::some_or_break ... ok
[INFO] [stdout] test tests::ok_or_continue ... ok
[INFO] [stdout] test tests::ok_or_break ... ok
[INFO] [stdout] test tests::some_or_continue ... ok
[INFO] [stdout] test tests::some_or_return_with ... ok
[INFO] [stdout] test tests::some_or_return ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unnest
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - docs (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7242b69332326f605f19739fc7e23bdfe471ce011fd3d78b9ac3e61d1167920c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7242b69332326f605f19739fc7e23bdfe471ce011fd3d78b9ac3e61d1167920c", kill_on_drop: false }`
[INFO] [stdout] 7242b69332326f605f19739fc7e23bdfe471ce011fd3d78b9ac3e61d1167920c