[INFO] fetching crate titan 0.0.1...
[INFO] testing titan-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate titan 0.0.1 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate titan 0.0.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate titan 0.0.1
[INFO] finished tweaking crates.io crate titan 0.0.1
[INFO] tweaked toml for crates.io crate titan 0.0.1 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0355816e4dcfe008756fd3a64d201bb9a5d74602352b1b233c7419cf8792759
[INFO] running `Command { std: "docker" "start" "-a" "e0355816e4dcfe008756fd3a64d201bb9a5d74602352b1b233c7419cf8792759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0355816e4dcfe008756fd3a64d201bb9a5d74602352b1b233c7419cf8792759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0355816e4dcfe008756fd3a64d201bb9a5d74602352b1b233c7419cf8792759", kill_on_drop: false }`
[INFO] [stdout] e0355816e4dcfe008756fd3a64d201bb9a5d74602352b1b233c7419cf8792759
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9824383c6d9d1c0c5ca1177b978460f9719c2ee2d4745d3df2fd8532cd9483f
[INFO] running `Command { std: "docker" "start" "-a" "a9824383c6d9d1c0c5ca1177b978460f9719c2ee2d4745d3df2fd8532cd9483f", kill_on_drop: false }`
[INFO] [stderr]    Compiling titan v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "a9824383c6d9d1c0c5ca1177b978460f9719c2ee2d4745d3df2fd8532cd9483f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9824383c6d9d1c0c5ca1177b978460f9719c2ee2d4745d3df2fd8532cd9483f", kill_on_drop: false }`
[INFO] [stdout] a9824383c6d9d1c0c5ca1177b978460f9719c2ee2d4745d3df2fd8532cd9483f
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbdc64fc7c2f0e7a535c2347b469a04bb44c13d2785fbedefcde8e10faef97bc
[INFO] running `Command { std: "docker" "start" "-a" "dbdc64fc7c2f0e7a535c2347b469a04bb44c13d2785fbedefcde8e10faef97bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling titan v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "dbdc64fc7c2f0e7a535c2347b469a04bb44c13d2785fbedefcde8e10faef97bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbdc64fc7c2f0e7a535c2347b469a04bb44c13d2785fbedefcde8e10faef97bc", kill_on_drop: false }`
[INFO] [stdout] dbdc64fc7c2f0e7a535c2347b469a04bb44c13d2785fbedefcde8e10faef97bc
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 500eb2cf843cb65fe73ced46e985bdc165f07304e2e8fe42e974741f9cf26d3a
[INFO] running `Command { std: "docker" "start" "-a" "500eb2cf843cb65fe73ced46e985bdc165f07304e2e8fe42e974741f9cf26d3a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/titan-ba13f0c15b3e80f1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests titan
[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] [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" "500eb2cf843cb65fe73ced46e985bdc165f07304e2e8fe42e974741f9cf26d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "500eb2cf843cb65fe73ced46e985bdc165f07304e2e8fe42e974741f9cf26d3a", kill_on_drop: false }`
[INFO] [stdout] 500eb2cf843cb65fe73ced46e985bdc165f07304e2e8fe42e974741f9cf26d3a