[INFO] fetching crate derefable 0.1.0...
[INFO] testing derefable-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate derefable 0.1.0 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate derefable 0.1.0 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 derefable 0.1.0
[INFO] finished tweaking crates.io crate derefable 0.1.0
[INFO] tweaked toml for crates.io crate derefable 0.1.0 written to /workspace/builds/worker-90/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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 6594ecba9a0ca8d5ed59f9e38ef0d027b65562d62d059c0b2e875054f20b3b49
[INFO] running `Command { std: "docker" "start" "-a" "6594ecba9a0ca8d5ed59f9e38ef0d027b65562d62d059c0b2e875054f20b3b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6594ecba9a0ca8d5ed59f9e38ef0d027b65562d62d059c0b2e875054f20b3b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6594ecba9a0ca8d5ed59f9e38ef0d027b65562d62d059c0b2e875054f20b3b49", kill_on_drop: false }`
[INFO] [stdout] 6594ecba9a0ca8d5ed59f9e38ef0d027b65562d62d059c0b2e875054f20b3b49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] e7c041e9bf1b5fdb210d730462d722c8aa9b37cf583f0eb746af06c2f986ac7a
[INFO] running `Command { std: "docker" "start" "-a" "e7c041e9bf1b5fdb210d730462d722c8aa9b37cf583f0eb746af06c2f986ac7a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling derefable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.33s
[INFO] running `Command { std: "docker" "inspect" "e7c041e9bf1b5fdb210d730462d722c8aa9b37cf583f0eb746af06c2f986ac7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c041e9bf1b5fdb210d730462d722c8aa9b37cf583f0eb746af06c2f986ac7a", kill_on_drop: false }`
[INFO] [stdout] e7c041e9bf1b5fdb210d730462d722c8aa9b37cf583f0eb746af06c2f986ac7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 3e1e310d66e47ecd873ee054376b977f5b9260566b73bd690095c7312d12d102
[INFO] running `Command { std: "docker" "start" "-a" "3e1e310d66e47ecd873ee054376b977f5b9260566b73bd690095c7312d12d102", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling derefable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "3e1e310d66e47ecd873ee054376b977f5b9260566b73bd690095c7312d12d102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e1e310d66e47ecd873ee054376b977f5b9260566b73bd690095c7312d12d102", kill_on_drop: false }`
[INFO] [stdout] 3e1e310d66e47ecd873ee054376b977f5b9260566b73bd690095c7312d12d102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 42e74e1aade809beec9bacf574774c5ceb16230db51c9e87d7485757b7b2646b
[INFO] running `Command { std: "docker" "start" "-a" "42e74e1aade809beec9bacf574774c5ceb16230db51c9e87d7485757b7b2646b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/derefable-b11f1c235fc87dee)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests derefable
[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 2 tests
[INFO] [stdout] test src/lib.rs - (line 26) ... ignored
[INFO] [stdout] test src/lib.rs - (line 7) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42e74e1aade809beec9bacf574774c5ceb16230db51c9e87d7485757b7b2646b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e74e1aade809beec9bacf574774c5ceb16230db51c9e87d7485757b7b2646b", kill_on_drop: false }`
[INFO] [stdout] 42e74e1aade809beec9bacf574774c5ceb16230db51c9e87d7485757b7b2646b