[INFO] fetching crate tuber-engine 0.1.0...
[INFO] testing tuber-engine-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate tuber-engine 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate tuber-engine 0.1.0
[INFO] finished tweaking crates.io crate tuber-engine 0.1.0
[INFO] tweaked toml for crates.io crate tuber-engine 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tuber-engine 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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e018bdb31f3028bc82e921d22541253c96adaf8b4053d1dc428cddb469124954
[INFO] running `Command { std: "docker" "start" "-a" "e018bdb31f3028bc82e921d22541253c96adaf8b4053d1dc428cddb469124954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e018bdb31f3028bc82e921d22541253c96adaf8b4053d1dc428cddb469124954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e018bdb31f3028bc82e921d22541253c96adaf8b4053d1dc428cddb469124954", kill_on_drop: false }`
[INFO] [stdout] e018bdb31f3028bc82e921d22541253c96adaf8b4053d1dc428cddb469124954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 61aa96971febb6d0e7e671a5b152d9113173c218a0498e8d51f96aa138d1e5db
[INFO] running `Command { std: "docker" "start" "-a" "61aa96971febb6d0e7e671a5b152d9113173c218a0498e8d51f96aa138d1e5db", kill_on_drop: false }`
[INFO] [stderr]    Compiling tuber-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "61aa96971febb6d0e7e671a5b152d9113173c218a0498e8d51f96aa138d1e5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61aa96971febb6d0e7e671a5b152d9113173c218a0498e8d51f96aa138d1e5db", kill_on_drop: false }`
[INFO] [stdout] 61aa96971febb6d0e7e671a5b152d9113173c218a0498e8d51f96aa138d1e5db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cac1d97cde01ffc15ea54552b9f5bf1bf439ad05e21564783b83f2ed5c2fc80e
[INFO] running `Command { std: "docker" "start" "-a" "cac1d97cde01ffc15ea54552b9f5bf1bf439ad05e21564783b83f2ed5c2fc80e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tuber-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "cac1d97cde01ffc15ea54552b9f5bf1bf439ad05e21564783b83f2ed5c2fc80e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cac1d97cde01ffc15ea54552b9f5bf1bf439ad05e21564783b83f2ed5c2fc80e", kill_on_drop: false }`
[INFO] [stdout] cac1d97cde01ffc15ea54552b9f5bf1bf439ad05e21564783b83f2ed5c2fc80e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cdd0a51f802cdcdd541ccc8ddcd60d866949f6f0f0c04afb261cab5ce1d956c5
[INFO] running `Command { std: "docker" "start" "-a" "cdd0a51f802cdcdd541ccc8ddcd60d866949f6f0f0c04afb261cab5ce1d956c5", 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/tuber_engine-dee304bd68f74db4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... 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 tuber_engine
[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" "cdd0a51f802cdcdd541ccc8ddcd60d866949f6f0f0c04afb261cab5ce1d956c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd0a51f802cdcdd541ccc8ddcd60d866949f6f0f0c04afb261cab5ce1d956c5", kill_on_drop: false }`
[INFO] [stdout] cdd0a51f802cdcdd541ccc8ddcd60d866949f6f0f0c04afb261cab5ce1d956c5