[INFO] fetching crate swan 0.0.0...
[INFO] testing swan-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate swan 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate swan 0.0.0 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 swan 0.0.0
[INFO] finished tweaking crates.io crate swan 0.0.0
[INFO] tweaked toml for crates.io crate swan 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb843950c141a260a7eae95a2bf32fbcc3d6384f39e454231d614ec12f5bfc90
[INFO] running `Command { std: "docker" "start" "-a" "cb843950c141a260a7eae95a2bf32fbcc3d6384f39e454231d614ec12f5bfc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb843950c141a260a7eae95a2bf32fbcc3d6384f39e454231d614ec12f5bfc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb843950c141a260a7eae95a2bf32fbcc3d6384f39e454231d614ec12f5bfc90", kill_on_drop: false }`
[INFO] [stdout] cb843950c141a260a7eae95a2bf32fbcc3d6384f39e454231d614ec12f5bfc90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e0b62e1354a4009bcca71d8433c76245f68fa9f947a07ace543bc90afd8ac53
[INFO] running `Command { std: "docker" "start" "-a" "4e0b62e1354a4009bcca71d8433c76245f68fa9f947a07ace543bc90afd8ac53", kill_on_drop: false }`
[INFO] [stderr]    Compiling swan v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "4e0b62e1354a4009bcca71d8433c76245f68fa9f947a07ace543bc90afd8ac53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e0b62e1354a4009bcca71d8433c76245f68fa9f947a07ace543bc90afd8ac53", kill_on_drop: false }`
[INFO] [stdout] 4e0b62e1354a4009bcca71d8433c76245f68fa9f947a07ace543bc90afd8ac53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3eb18cfaa35bfa0821448c8ce687c9aa86fd5c1563b860e4776a2ef3a47443f
[INFO] running `Command { std: "docker" "start" "-a" "b3eb18cfaa35bfa0821448c8ce687c9aa86fd5c1563b860e4776a2ef3a47443f", kill_on_drop: false }`
[INFO] [stderr]    Compiling swan v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/swan-e3ce865624b829ad)
[INFO] running `Command { std: "docker" "inspect" "b3eb18cfaa35bfa0821448c8ce687c9aa86fd5c1563b860e4776a2ef3a47443f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3eb18cfaa35bfa0821448c8ce687c9aa86fd5c1563b860e4776a2ef3a47443f", kill_on_drop: false }`
[INFO] [stdout] b3eb18cfaa35bfa0821448c8ce687c9aa86fd5c1563b860e4776a2ef3a47443f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd06b3ccb1f892acff7ee61f7293120d411b4f8c0f25fdc67ef1f9daaf93edf6
[INFO] running `Command { std: "docker" "start" "-a" "dd06b3ccb1f892acff7ee61f7293120d411b4f8c0f25fdc67ef1f9daaf93edf6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/swan-e3ce865624b829ad)
[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 swan
[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" "dd06b3ccb1f892acff7ee61f7293120d411b4f8c0f25fdc67ef1f9daaf93edf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd06b3ccb1f892acff7ee61f7293120d411b4f8c0f25fdc67ef1f9daaf93edf6", kill_on_drop: false }`
[INFO] [stdout] dd06b3ccb1f892acff7ee61f7293120d411b4f8c0f25fdc67ef1f9daaf93edf6