[INFO] fetching crate zucchero 1.0.0...
[INFO] testing zucchero-1.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate zucchero 1.0.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate zucchero 1.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate zucchero 1.0.0
[INFO] tweaked toml for crates.io crate zucchero 1.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zucchero 1.0.0 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] crate crates.io crate zucchero 1.0.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c50c8ff2935b0883c446e8b38aba0afe7573f4fe8da01a5d888321edc6196f2e
[INFO] running `Command { std: "docker" "start" "-a" "c50c8ff2935b0883c446e8b38aba0afe7573f4fe8da01a5d888321edc6196f2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c50c8ff2935b0883c446e8b38aba0afe7573f4fe8da01a5d888321edc6196f2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50c8ff2935b0883c446e8b38aba0afe7573f4fe8da01a5d888321edc6196f2e", kill_on_drop: false }`
[INFO] [stdout] c50c8ff2935b0883c446e8b38aba0afe7573f4fe8da01a5d888321edc6196f2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8c348c1ed7794c024f01bbe51a8b7fd72d7d857b4eb1d25f7762b9012a1ff745
[INFO] running `Command { std: "docker" "start" "-a" "8c348c1ed7794c024f01bbe51a8b7fd72d7d857b4eb1d25f7762b9012a1ff745", kill_on_drop: false }`
[INFO] [stderr]    Compiling zucchero v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "8c348c1ed7794c024f01bbe51a8b7fd72d7d857b4eb1d25f7762b9012a1ff745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c348c1ed7794c024f01bbe51a8b7fd72d7d857b4eb1d25f7762b9012a1ff745", kill_on_drop: false }`
[INFO] [stdout] 8c348c1ed7794c024f01bbe51a8b7fd72d7d857b4eb1d25f7762b9012a1ff745
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2db633163f6b744b5969f82d0baa482d2862518b0ba1b6cef9140accb52c3986
[INFO] running `Command { std: "docker" "start" "-a" "2db633163f6b744b5969f82d0baa482d2862518b0ba1b6cef9140accb52c3986", kill_on_drop: false }`
[INFO] [stderr]    Compiling zucchero v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "2db633163f6b744b5969f82d0baa482d2862518b0ba1b6cef9140accb52c3986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db633163f6b744b5969f82d0baa482d2862518b0ba1b6cef9140accb52c3986", kill_on_drop: false }`
[INFO] [stdout] 2db633163f6b744b5969f82d0baa482d2862518b0ba1b6cef9140accb52c3986
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8b427a246d4160abab7d04fa6c47cd60c33a64f2b08510b5b8d7fff8ce6ab3a3
[INFO] running `Command { std: "docker" "start" "-a" "8b427a246d4160abab7d04fa6c47cd60c33a64f2b08510b5b8d7fff8ce6ab3a3", 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/zucchero-5c5f27bac23541af)
[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] [stderr]    Doc-tests zucchero
[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" "8b427a246d4160abab7d04fa6c47cd60c33a64f2b08510b5b8d7fff8ce6ab3a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b427a246d4160abab7d04fa6c47cd60c33a64f2b08510b5b8d7fff8ce6ab3a3", kill_on_drop: false }`
[INFO] [stdout] 8b427a246d4160abab7d04fa6c47cd60c33a64f2b08510b5b8d7fff8ce6ab3a3