[INFO] fetching crate dinotree 0.5.5...
[INFO] testing dinotree-0.5.5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate dinotree 0.5.5 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate dinotree 0.5.5 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 dinotree 0.5.5
[INFO] finished tweaking crates.io crate dinotree 0.5.5
[INFO] tweaked toml for crates.io crate dinotree 0.5.5 written to /workspace/builds/worker-63/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 7087e6f60cef0f815fcce5333b17bb20689f8a00e3fdb3e5ec6a9526f9c65a1e
[INFO] running `Command { std: "docker" "start" "-a" "7087e6f60cef0f815fcce5333b17bb20689f8a00e3fdb3e5ec6a9526f9c65a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7087e6f60cef0f815fcce5333b17bb20689f8a00e3fdb3e5ec6a9526f9c65a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7087e6f60cef0f815fcce5333b17bb20689f8a00e3fdb3e5ec6a9526f9c65a1e", kill_on_drop: false }`
[INFO] [stdout] 7087e6f60cef0f815fcce5333b17bb20689f8a00e3fdb3e5ec6a9526f9c65a1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 07381fa84e635d904a9cdf82ed1e812680f4ac252e95e36c90bfd042a651d7b4
[INFO] running `Command { std: "docker" "start" "-a" "07381fa84e635d904a9cdf82ed1e812680f4ac252e95e36c90bfd042a651d7b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling dinotree v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "07381fa84e635d904a9cdf82ed1e812680f4ac252e95e36c90bfd042a651d7b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07381fa84e635d904a9cdf82ed1e812680f4ac252e95e36c90bfd042a651d7b4", kill_on_drop: false }`
[INFO] [stdout] 07381fa84e635d904a9cdf82ed1e812680f4ac252e95e36c90bfd042a651d7b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 3b519bfa339cc95ac0c574bca2c99440b79a7af6e7d9f650a261dfe2bc2a499f
[INFO] running `Command { std: "docker" "start" "-a" "3b519bfa339cc95ac0c574bca2c99440b79a7af6e7d9f650a261dfe2bc2a499f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dinotree v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "3b519bfa339cc95ac0c574bca2c99440b79a7af6e7d9f650a261dfe2bc2a499f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b519bfa339cc95ac0c574bca2c99440b79a7af6e7d9f650a261dfe2bc2a499f", kill_on_drop: false }`
[INFO] [stdout] 3b519bfa339cc95ac0c574bca2c99440b79a7af6e7d9f650a261dfe2bc2a499f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] dfe476077a62dd6bbaa980ffef4e0e44b2aab0fb801ae8f6bd818587da048213
[INFO] running `Command { std: "docker" "start" "-a" "dfe476077a62dd6bbaa980ffef4e0e44b2aab0fb801ae8f6bd818587da048213", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dinotree-bb645c3dac191274)
[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 dinotree
[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" "dfe476077a62dd6bbaa980ffef4e0e44b2aab0fb801ae8f6bd818587da048213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe476077a62dd6bbaa980ffef4e0e44b2aab0fb801ae8f6bd818587da048213", kill_on_drop: false }`
[INFO] [stdout] dfe476077a62dd6bbaa980ffef4e0e44b2aab0fb801ae8f6bd818587da048213