[INFO] fetching crate tree_hash_derive 0.3.1...
[INFO] testing tree_hash_derive-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tree_hash_derive 0.3.1 into /workspace/builds/worker-54/source
[INFO] validating manifest of crates.io crate tree_hash_derive 0.3.1 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 tree_hash_derive 0.3.1
[INFO] finished tweaking crates.io crate tree_hash_derive 0.3.1
[INFO] tweaked toml for crates.io crate tree_hash_derive 0.3.1 written to /workspace/builds/worker-54/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 02f37cee89b5e89074b2db8672a0ac5a2e2ce7777752667837f282d2bac87b21
[INFO] running `Command { std: "docker" "start" "-a" "02f37cee89b5e89074b2db8672a0ac5a2e2ce7777752667837f282d2bac87b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02f37cee89b5e89074b2db8672a0ac5a2e2ce7777752667837f282d2bac87b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f37cee89b5e89074b2db8672a0ac5a2e2ce7777752667837f282d2bac87b21", kill_on_drop: false }`
[INFO] [stdout] 02f37cee89b5e89074b2db8672a0ac5a2e2ce7777752667837f282d2bac87b21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 17587eb36998e23a5214cca375830b948c6c655f5a8ca9853b0afd888a052709
[INFO] running `Command { std: "docker" "start" "-a" "17587eb36998e23a5214cca375830b948c6c655f5a8ca9853b0afd888a052709", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tree_hash_derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.81s
[INFO] running `Command { std: "docker" "inspect" "17587eb36998e23a5214cca375830b948c6c655f5a8ca9853b0afd888a052709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17587eb36998e23a5214cca375830b948c6c655f5a8ca9853b0afd888a052709", kill_on_drop: false }`
[INFO] [stdout] 17587eb36998e23a5214cca375830b948c6c655f5a8ca9853b0afd888a052709
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 84419b8d053863425fc1dd31af3f35e67cc6d9dcfcfd4a0a34a800f6e2838e97
[INFO] running `Command { std: "docker" "start" "-a" "84419b8d053863425fc1dd31af3f35e67cc6d9dcfcfd4a0a34a800f6e2838e97", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree_hash_derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "84419b8d053863425fc1dd31af3f35e67cc6d9dcfcfd4a0a34a800f6e2838e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84419b8d053863425fc1dd31af3f35e67cc6d9dcfcfd4a0a34a800f6e2838e97", kill_on_drop: false }`
[INFO] [stdout] 84419b8d053863425fc1dd31af3f35e67cc6d9dcfcfd4a0a34a800f6e2838e97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 2d292401457e457b34c964b41ecbed5a3ae74d5d2e0cfe9cec95395a933d89e0
[INFO] running `Command { std: "docker" "start" "-a" "2d292401457e457b34c964b41ecbed5a3ae74d5d2e0cfe9cec95395a933d89e0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tree_hash_derive-3a791e243699201a)
[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 tree_hash_derive
[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" "2d292401457e457b34c964b41ecbed5a3ae74d5d2e0cfe9cec95395a933d89e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d292401457e457b34c964b41ecbed5a3ae74d5d2e0cfe9cec95395a933d89e0", kill_on_drop: false }`
[INFO] [stdout] 2d292401457e457b34c964b41ecbed5a3ae74d5d2e0cfe9cec95395a933d89e0