[INFO] fetching crate shackle 0.1.0...
[INFO] testing shackle-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate shackle 0.1.0 into /workspace/builds/worker-65/source
[INFO] validating manifest of crates.io crate shackle 0.1.0 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 shackle 0.1.0
[INFO] finished tweaking crates.io crate shackle 0.1.0
[INFO] tweaked toml for crates.io crate shackle 0.1.0 written to /workspace/builds/worker-65/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] 2be3818fb18e2c80de0711d24342ba8247ce78b287754fd6b952e026917ff393
[INFO] running `Command { std: "docker" "start" "-a" "2be3818fb18e2c80de0711d24342ba8247ce78b287754fd6b952e026917ff393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2be3818fb18e2c80de0711d24342ba8247ce78b287754fd6b952e026917ff393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be3818fb18e2c80de0711d24342ba8247ce78b287754fd6b952e026917ff393", kill_on_drop: false }`
[INFO] [stdout] 2be3818fb18e2c80de0711d24342ba8247ce78b287754fd6b952e026917ff393
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] 2caf5b1a160aa36cd661c7d63190d79f99e48490e8d87ae1cde18556f4c647c9
[INFO] running `Command { std: "docker" "start" "-a" "2caf5b1a160aa36cd661c7d63190d79f99e48490e8d87ae1cde18556f4c647c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling shackle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "2caf5b1a160aa36cd661c7d63190d79f99e48490e8d87ae1cde18556f4c647c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2caf5b1a160aa36cd661c7d63190d79f99e48490e8d87ae1cde18556f4c647c9", kill_on_drop: false }`
[INFO] [stdout] 2caf5b1a160aa36cd661c7d63190d79f99e48490e8d87ae1cde18556f4c647c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] b8d73335d174c13a86ae29d154c913ff98ff96e53f2b09aada5011f9be5bc2f2
[INFO] running `Command { std: "docker" "start" "-a" "b8d73335d174c13a86ae29d154c913ff98ff96e53f2b09aada5011f9be5bc2f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling shackle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "b8d73335d174c13a86ae29d154c913ff98ff96e53f2b09aada5011f9be5bc2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8d73335d174c13a86ae29d154c913ff98ff96e53f2b09aada5011f9be5bc2f2", kill_on_drop: false }`
[INFO] [stdout] b8d73335d174c13a86ae29d154c913ff98ff96e53f2b09aada5011f9be5bc2f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] da326e026574ec96541a415d3d01eeeed455b851ef22ba3d76d245e4ec387e2d
[INFO] running `Command { std: "docker" "start" "-a" "da326e026574ec96541a415d3d01eeeed455b851ef22ba3d76d245e4ec387e2d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shackle-6d6d25ad4f13504f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shackle
[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] [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" "da326e026574ec96541a415d3d01eeeed455b851ef22ba3d76d245e4ec387e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da326e026574ec96541a415d3d01eeeed455b851ef22ba3d76d245e4ec387e2d", kill_on_drop: false }`
[INFO] [stdout] da326e026574ec96541a415d3d01eeeed455b851ef22ba3d76d245e4ec387e2d