[INFO] fetching crate optional_transpose 0.1.0...
[INFO] testing optional_transpose-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate optional_transpose 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate optional_transpose 0.1.0
[INFO] finished tweaking crates.io crate optional_transpose 0.1.0
[INFO] tweaked toml for crates.io crate optional_transpose 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate optional_transpose 0.1.0 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 352e9028c7bfa96d4f4c94dd5e076aa82facc404cf6ab56e8cbc5bb5bc2e6f17
[INFO] running `Command { std: "docker" "start" "-a" "352e9028c7bfa96d4f4c94dd5e076aa82facc404cf6ab56e8cbc5bb5bc2e6f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "352e9028c7bfa96d4f4c94dd5e076aa82facc404cf6ab56e8cbc5bb5bc2e6f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "352e9028c7bfa96d4f4c94dd5e076aa82facc404cf6ab56e8cbc5bb5bc2e6f17", kill_on_drop: false }`
[INFO] [stdout] 352e9028c7bfa96d4f4c94dd5e076aa82facc404cf6ab56e8cbc5bb5bc2e6f17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 06922184c0f7ef519e5758ff02eaf75e6c7c67b203a9bf65f9db7e9b6dc85469
[INFO] running `Command { std: "docker" "start" "-a" "06922184c0f7ef519e5758ff02eaf75e6c7c67b203a9bf65f9db7e9b6dc85469", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional_transpose v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "06922184c0f7ef519e5758ff02eaf75e6c7c67b203a9bf65f9db7e9b6dc85469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06922184c0f7ef519e5758ff02eaf75e6c7c67b203a9bf65f9db7e9b6dc85469", kill_on_drop: false }`
[INFO] [stdout] 06922184c0f7ef519e5758ff02eaf75e6c7c67b203a9bf65f9db7e9b6dc85469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 171b33bb8cea1645580291c4868a947b2725f00a59999abc40adc1f8a7fdc4f6
[INFO] running `Command { std: "docker" "start" "-a" "171b33bb8cea1645580291c4868a947b2725f00a59999abc40adc1f8a7fdc4f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional_transpose v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "171b33bb8cea1645580291c4868a947b2725f00a59999abc40adc1f8a7fdc4f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "171b33bb8cea1645580291c4868a947b2725f00a59999abc40adc1f8a7fdc4f6", kill_on_drop: false }`
[INFO] [stdout] 171b33bb8cea1645580291c4868a947b2725f00a59999abc40adc1f8a7fdc4f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f872d9e55fd02c4edaec51fe4af396d3dbbda2a2e6effe5c1179119454f5bdbe
[INFO] running `Command { std: "docker" "start" "-a" "f872d9e55fd02c4edaec51fe4af396d3dbbda2a2e6effe5c1179119454f5bdbe", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optional_transpose-23d9b6c37325c11e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_transpose ... 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] [stderr]    Doc-tests optional_transpose
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lib.rs - OptionTranspose::transpose (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f872d9e55fd02c4edaec51fe4af396d3dbbda2a2e6effe5c1179119454f5bdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f872d9e55fd02c4edaec51fe4af396d3dbbda2a2e6effe5c1179119454f5bdbe", kill_on_drop: false }`
[INFO] [stdout] f872d9e55fd02c4edaec51fe4af396d3dbbda2a2e6effe5c1179119454f5bdbe