[INFO] fetching crate ruins 0.0.2...
[INFO] testing ruins-0.0.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate ruins 0.0.2 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate ruins 0.0.2 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 ruins 0.0.2
[INFO] finished tweaking crates.io crate ruins 0.0.2
[INFO] tweaked toml for crates.io crate ruins 0.0.2 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate crates.io crate ruins 0.0.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 58c8f3dd616b3b2bce745de5d7d4f5927fef22aeda687bc1c2fded4a4bad2aed
[INFO] running `Command { std: "docker" "start" "-a" "58c8f3dd616b3b2bce745de5d7d4f5927fef22aeda687bc1c2fded4a4bad2aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58c8f3dd616b3b2bce745de5d7d4f5927fef22aeda687bc1c2fded4a4bad2aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c8f3dd616b3b2bce745de5d7d4f5927fef22aeda687bc1c2fded4a4bad2aed", kill_on_drop: false }`
[INFO] [stdout] 58c8f3dd616b3b2bce745de5d7d4f5927fef22aeda687bc1c2fded4a4bad2aed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 15d33c835d483a968bbbdfe0118ec35d55a03e274ae17c24aab6372b34b03107
[INFO] running `Command { std: "docker" "start" "-a" "15d33c835d483a968bbbdfe0118ec35d55a03e274ae17c24aab6372b34b03107", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruins v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "15d33c835d483a968bbbdfe0118ec35d55a03e274ae17c24aab6372b34b03107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d33c835d483a968bbbdfe0118ec35d55a03e274ae17c24aab6372b34b03107", kill_on_drop: false }`
[INFO] [stdout] 15d33c835d483a968bbbdfe0118ec35d55a03e274ae17c24aab6372b34b03107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] ef49fa4de78459965fae3f9b4b52fc47c398b2e17c76e8a6e6ba6f4c69053afc
[INFO] running `Command { std: "docker" "start" "-a" "ef49fa4de78459965fae3f9b4b52fc47c398b2e17c76e8a6e6ba6f4c69053afc", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruins v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/ruins-072e9822f3080c54)
[INFO] running `Command { std: "docker" "inspect" "ef49fa4de78459965fae3f9b4b52fc47c398b2e17c76e8a6e6ba6f4c69053afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef49fa4de78459965fae3f9b4b52fc47c398b2e17c76e8a6e6ba6f4c69053afc", kill_on_drop: false }`
[INFO] [stdout] ef49fa4de78459965fae3f9b4b52fc47c398b2e17c76e8a6e6ba6f4c69053afc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 0470aafbb3acf7092ae6d06b69f2d675d5bbb293cb74d08a0d9b7b08838e853a
[INFO] running `Command { std: "docker" "start" "-a" "0470aafbb3acf7092ae6d06b69f2d675d5bbb293cb74d08a0d9b7b08838e853a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ruins-072e9822f3080c54)
[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" "0470aafbb3acf7092ae6d06b69f2d675d5bbb293cb74d08a0d9b7b08838e853a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0470aafbb3acf7092ae6d06b69f2d675d5bbb293cb74d08a0d9b7b08838e853a", kill_on_drop: false }`
[INFO] [stdout] 0470aafbb3acf7092ae6d06b69f2d675d5bbb293cb74d08a0d9b7b08838e853a