[INFO] fetching crate birch 0.1.0...
[INFO] testing birch-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate birch 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate birch 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate birch 0.1.0
[INFO] finished tweaking crates.io crate birch 0.1.0
[INFO] tweaked toml for crates.io crate birch 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13d1420f599712037d5320f746e5651b773efc5a40b726bea92f7a43ab578a4e
[INFO] running `Command { std: "docker" "start" "-a" "13d1420f599712037d5320f746e5651b773efc5a40b726bea92f7a43ab578a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13d1420f599712037d5320f746e5651b773efc5a40b726bea92f7a43ab578a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d1420f599712037d5320f746e5651b773efc5a40b726bea92f7a43ab578a4e", kill_on_drop: false }`
[INFO] [stdout] 13d1420f599712037d5320f746e5651b773efc5a40b726bea92f7a43ab578a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 105b010bf308a216a03847c17bcb2fd5db53bc4d5869fdeea0b7d2a611addb33
[INFO] running `Command { std: "docker" "start" "-a" "105b010bf308a216a03847c17bcb2fd5db53bc4d5869fdeea0b7d2a611addb33", kill_on_drop: false }`
[INFO] [stderr]    Compiling birch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "105b010bf308a216a03847c17bcb2fd5db53bc4d5869fdeea0b7d2a611addb33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105b010bf308a216a03847c17bcb2fd5db53bc4d5869fdeea0b7d2a611addb33", kill_on_drop: false }`
[INFO] [stdout] 105b010bf308a216a03847c17bcb2fd5db53bc4d5869fdeea0b7d2a611addb33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bec9d9dd97053845e8bc72715a8aef7c072bad93daebf2b67a23b6ed8e8342f
[INFO] running `Command { std: "docker" "start" "-a" "3bec9d9dd97053845e8bc72715a8aef7c072bad93daebf2b67a23b6ed8e8342f", kill_on_drop: false }`
[INFO] [stderr]    Compiling birch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "3bec9d9dd97053845e8bc72715a8aef7c072bad93daebf2b67a23b6ed8e8342f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bec9d9dd97053845e8bc72715a8aef7c072bad93daebf2b67a23b6ed8e8342f", kill_on_drop: false }`
[INFO] [stdout] 3bec9d9dd97053845e8bc72715a8aef7c072bad93daebf2b67a23b6ed8e8342f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b29c0d74364a0fef287969a693622b703f9ff9bec92d3f03355dc5cd1e258b1
[INFO] running `Command { std: "docker" "start" "-a" "5b29c0d74364a0fef287969a693622b703f9ff9bec92d3f03355dc5cd1e258b1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/birch-8a96166947e1fb05)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests birch
[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 0.01s
[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" "5b29c0d74364a0fef287969a693622b703f9ff9bec92d3f03355dc5cd1e258b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b29c0d74364a0fef287969a693622b703f9ff9bec92d3f03355dc5cd1e258b1", kill_on_drop: false }`
[INFO] [stdout] 5b29c0d74364a0fef287969a693622b703f9ff9bec92d3f03355dc5cd1e258b1