[INFO] fetching crate digests 0.0.0...
[INFO] testing digests-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate digests 0.0.0 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate digests 0.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate digests 0.0.0
[INFO] finished tweaking crates.io crate digests 0.0.0
[INFO] tweaked toml for crates.io crate digests 0.0.0 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a3641cea80c195370778e90f4994256b6a63d7249ca26f364a91407f4ce44d8
[INFO] running `Command { std: "docker" "start" "-a" "9a3641cea80c195370778e90f4994256b6a63d7249ca26f364a91407f4ce44d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a3641cea80c195370778e90f4994256b6a63d7249ca26f364a91407f4ce44d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3641cea80c195370778e90f4994256b6a63d7249ca26f364a91407f4ce44d8", kill_on_drop: false }`
[INFO] [stdout] 9a3641cea80c195370778e90f4994256b6a63d7249ca26f364a91407f4ce44d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcffa803552342d2c631700807f53d83187a27cde45e350d604c50360b6f4e8b
[INFO] running `Command { std: "docker" "start" "-a" "bcffa803552342d2c631700807f53d83187a27cde45e350d604c50360b6f4e8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling digests v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "bcffa803552342d2c631700807f53d83187a27cde45e350d604c50360b6f4e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcffa803552342d2c631700807f53d83187a27cde45e350d604c50360b6f4e8b", kill_on_drop: false }`
[INFO] [stdout] bcffa803552342d2c631700807f53d83187a27cde45e350d604c50360b6f4e8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 495132d702b20914c9f202bd9e567c6924f9c7d6980466026c305e9576b62815
[INFO] running `Command { std: "docker" "start" "-a" "495132d702b20914c9f202bd9e567c6924f9c7d6980466026c305e9576b62815", kill_on_drop: false }`
[INFO] [stderr]    Compiling digests v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "495132d702b20914c9f202bd9e567c6924f9c7d6980466026c305e9576b62815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495132d702b20914c9f202bd9e567c6924f9c7d6980466026c305e9576b62815", kill_on_drop: false }`
[INFO] [stdout] 495132d702b20914c9f202bd9e567c6924f9c7d6980466026c305e9576b62815
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 832efe7728c4cab05f40926c1b065164d431d398fed48b57af92b494001cf948
[INFO] running `Command { std: "docker" "start" "-a" "832efe7728c4cab05f40926c1b065164d431d398fed48b57af92b494001cf948", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/digests-8f6b09d7f24de349)
[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 digests
[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" "832efe7728c4cab05f40926c1b065164d431d398fed48b57af92b494001cf948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "832efe7728c4cab05f40926c1b065164d431d398fed48b57af92b494001cf948", kill_on_drop: false }`
[INFO] [stdout] 832efe7728c4cab05f40926c1b065164d431d398fed48b57af92b494001cf948