[INFO] fetching crate cargo_demo2 0.1.0...
[INFO] testing cargo_demo2-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate cargo_demo2 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate cargo_demo2 0.1.0
[INFO] finished tweaking crates.io crate cargo_demo2 0.1.0
[INFO] tweaked toml for crates.io crate cargo_demo2 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo_demo2 0.1.0 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] crate crates.io crate cargo_demo2 0.1.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8f557041365413c913dd0241809e604e98e40f38c8d4ef2e7a0f09a757e9d0b8
[INFO] running `Command { std: "docker" "start" "-a" "8f557041365413c913dd0241809e604e98e40f38c8d4ef2e7a0f09a757e9d0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f557041365413c913dd0241809e604e98e40f38c8d4ef2e7a0f09a757e9d0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f557041365413c913dd0241809e604e98e40f38c8d4ef2e7a0f09a757e9d0b8", kill_on_drop: false }`
[INFO] [stdout] 8f557041365413c913dd0241809e604e98e40f38c8d4ef2e7a0f09a757e9d0b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9ff0b3dfa10ae9d0fbc824868279e179770fd510b5b3c78bc178313f3e4349ae
[INFO] running `Command { std: "docker" "start" "-a" "9ff0b3dfa10ae9d0fbc824868279e179770fd510b5b3c78bc178313f3e4349ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo_demo2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "9ff0b3dfa10ae9d0fbc824868279e179770fd510b5b3c78bc178313f3e4349ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff0b3dfa10ae9d0fbc824868279e179770fd510b5b3c78bc178313f3e4349ae", kill_on_drop: false }`
[INFO] [stdout] 9ff0b3dfa10ae9d0fbc824868279e179770fd510b5b3c78bc178313f3e4349ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 00f25c9617849e6bc91f71460eb020b331b9b3370663533d410e8b794e53da57
[INFO] running `Command { std: "docker" "start" "-a" "00f25c9617849e6bc91f71460eb020b331b9b3370663533d410e8b794e53da57", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo_demo2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "00f25c9617849e6bc91f71460eb020b331b9b3370663533d410e8b794e53da57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f25c9617849e6bc91f71460eb020b331b9b3370663533d410e8b794e53da57", kill_on_drop: false }`
[INFO] [stdout] 00f25c9617849e6bc91f71460eb020b331b9b3370663533d410e8b794e53da57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e00b6de4af4939c8e850c41b5b0aa7560258f11a2758ca887cc5652998ddbea6
[INFO] running `Command { std: "docker" "start" "-a" "e00b6de4af4939c8e850c41b5b0aa7560258f11a2758ca887cc5652998ddbea6", 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/cargo_demo2-78827b87829443d7)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cargo_demo2-afd7e7f7fafd17a0)
[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 cargo_demo2
[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" "e00b6de4af4939c8e850c41b5b0aa7560258f11a2758ca887cc5652998ddbea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e00b6de4af4939c8e850c41b5b0aa7560258f11a2758ca887cc5652998ddbea6", kill_on_drop: false }`
[INFO] [stdout] e00b6de4af4939c8e850c41b5b0aa7560258f11a2758ca887cc5652998ddbea6