[INFO] fetching crate mutuple 1.0.0...
[INFO] testing mutuple-1.0.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate mutuple 1.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mutuple 1.0.0
[INFO] finished tweaking crates.io crate mutuple 1.0.0
[INFO] tweaked toml for crates.io crate mutuple 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutuple 1.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding pyo3 v0.21.2 (available: v0.26.0)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-build-config v0.21.2
[INFO] [stderr]   Downloaded pyo3-macros v0.21.2
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.21.2
[INFO] [stderr]   Downloaded pyo3-ffi v0.21.2
[INFO] [stderr]   Downloaded pyo3 v0.21.2
[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] fa47aa37f371f529ab6ddb448d8202c2c2109969ee155f705eae87bb576012f6
[INFO] running `Command { std: "docker" "start" "-a" "fa47aa37f371f529ab6ddb448d8202c2c2109969ee155f705eae87bb576012f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa47aa37f371f529ab6ddb448d8202c2c2109969ee155f705eae87bb576012f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa47aa37f371f529ab6ddb448d8202c2c2109969ee155f705eae87bb576012f6", kill_on_drop: false }`
[INFO] [stdout] fa47aa37f371f529ab6ddb448d8202c2c2109969ee155f705eae87bb576012f6
[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] 800d24737a812d22a6dd203094f124d7b4167f93c9af33ae7bc53badf09a6226
[INFO] running `Command { std: "docker" "start" "-a" "800d24737a812d22a6dd203094f124d7b4167f93c9af33ae7bc53badf09a6226", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling pyo3-build-config v0.21.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling pyo3-ffi v0.21.2
[INFO] [stderr]    Compiling pyo3 v0.21.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.21.2
[INFO] [stderr]    Compiling pyo3-macros v0.21.2
[INFO] [stderr]    Compiling mutuple v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.18s
[INFO] running `Command { std: "docker" "inspect" "800d24737a812d22a6dd203094f124d7b4167f93c9af33ae7bc53badf09a6226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "800d24737a812d22a6dd203094f124d7b4167f93c9af33ae7bc53badf09a6226", kill_on_drop: false }`
[INFO] [stdout] 800d24737a812d22a6dd203094f124d7b4167f93c9af33ae7bc53badf09a6226
[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] 7e2e5d421a20873037c246203ed604f6b86616c3169d0f389a7ad4a19c6e4a1a
[INFO] running `Command { std: "docker" "start" "-a" "7e2e5d421a20873037c246203ed604f6b86616c3169d0f389a7ad4a19c6e4a1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutuple v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "7e2e5d421a20873037c246203ed604f6b86616c3169d0f389a7ad4a19c6e4a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2e5d421a20873037c246203ed604f6b86616c3169d0f389a7ad4a19c6e4a1a", kill_on_drop: false }`
[INFO] [stdout] 7e2e5d421a20873037c246203ed604f6b86616c3169d0f389a7ad4a19c6e4a1a
[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] df4e953e2b14baf7a40ce7a09d10f31cf8bae904d7a19337606f08fe32d18caa
[INFO] running `Command { std: "docker" "start" "-a" "df4e953e2b14baf7a40ce7a09d10f31cf8bae904d7a19337606f08fe32d18caa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mutuple-be4d4188cf4c5deb)
[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" "df4e953e2b14baf7a40ce7a09d10f31cf8bae904d7a19337606f08fe32d18caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4e953e2b14baf7a40ce7a09d10f31cf8bae904d7a19337606f08fe32d18caa", kill_on_drop: false }`
[INFO] [stdout] df4e953e2b14baf7a40ce7a09d10f31cf8bae904d7a19337606f08fe32d18caa