[INFO] fetching crate tudor 0.0.3...
[INFO] testing tudor-0.0.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate tudor 0.0.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate tudor 0.0.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tudor 0.0.3
[INFO] finished tweaking crates.io crate tudor 0.0.3
[INFO] tweaked toml for crates.io crate tudor 0.0.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate tudor 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d0d5bb1154d0851ebee5e6c515270017b82ed51589dacb60eb177cc0384ee2b
[INFO] running `Command { std: "docker" "start" "-a" "4d0d5bb1154d0851ebee5e6c515270017b82ed51589dacb60eb177cc0384ee2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d0d5bb1154d0851ebee5e6c515270017b82ed51589dacb60eb177cc0384ee2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d0d5bb1154d0851ebee5e6c515270017b82ed51589dacb60eb177cc0384ee2b", kill_on_drop: false }`
[INFO] [stdout] 4d0d5bb1154d0851ebee5e6c515270017b82ed51589dacb60eb177cc0384ee2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 353e597e6bb9268d6477f79233d55a50f125f3cfb81c14243b4f297ec31227da
[INFO] running `Command { std: "docker" "start" "-a" "353e597e6bb9268d6477f79233d55a50f125f3cfb81c14243b4f297ec31227da", kill_on_drop: false }`
[INFO] [stderr]    Compiling tudor v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "353e597e6bb9268d6477f79233d55a50f125f3cfb81c14243b4f297ec31227da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353e597e6bb9268d6477f79233d55a50f125f3cfb81c14243b4f297ec31227da", kill_on_drop: false }`
[INFO] [stdout] 353e597e6bb9268d6477f79233d55a50f125f3cfb81c14243b4f297ec31227da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1af4ca9d5c90f5c735fc0fe9b4a7c5cff72fb20f1e601bc57b07d4bf434c7ebd
[INFO] running `Command { std: "docker" "start" "-a" "1af4ca9d5c90f5c735fc0fe9b4a7c5cff72fb20f1e601bc57b07d4bf434c7ebd", kill_on_drop: false }`
[INFO] [stderr]    Compiling tudor v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tudor-90d542b55d40de8a)
[INFO] running `Command { std: "docker" "inspect" "1af4ca9d5c90f5c735fc0fe9b4a7c5cff72fb20f1e601bc57b07d4bf434c7ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1af4ca9d5c90f5c735fc0fe9b4a7c5cff72fb20f1e601bc57b07d4bf434c7ebd", kill_on_drop: false }`
[INFO] [stdout] 1af4ca9d5c90f5c735fc0fe9b4a7c5cff72fb20f1e601bc57b07d4bf434c7ebd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 079bdf606058b54a837437ed7e55c77a01e4fa8ec6e8a82420ed4a40774bf6bb
[INFO] running `Command { std: "docker" "start" "-a" "079bdf606058b54a837437ed7e55c77a01e4fa8ec6e8a82420ed4a40774bf6bb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tudor-90d542b55d40de8a)
[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" "079bdf606058b54a837437ed7e55c77a01e4fa8ec6e8a82420ed4a40774bf6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079bdf606058b54a837437ed7e55c77a01e4fa8ec6e8a82420ed4a40774bf6bb", kill_on_drop: false }`
[INFO] [stdout] 079bdf606058b54a837437ed7e55c77a01e4fa8ec6e8a82420ed4a40774bf6bb