[INFO] cloning repository https://github.com/ralpha/serde_deserializer_best_effort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ralpha/serde_deserializer_best_effort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralpha%2Fserde_deserializer_best_effort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralpha%2Fserde_deserializer_best_effort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b269762f2e40a4dbc3da656ebbc0f6266be35749
[INFO] testing ralpha/serde_deserializer_best_effort against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralpha%2Fserde_deserializer_best_effort" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ralpha/serde_deserializer_best_effort 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 git repo https://github.com/ralpha/serde_deserializer_best_effort
[INFO] finished tweaking git repo https://github.com/ralpha/serde_deserializer_best_effort
[INFO] tweaked toml for git repo https://github.com/ralpha/serde_deserializer_best_effort written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/ralpha/serde_deserializer_best_effort already has a lockfile, it will not be regenerated
[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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 9a6722fe34c1bdcea1edd684adf4f83437041aeea09f12afa4d16e4fe8b727f2
[INFO] running `Command { std: "docker" "start" "-a" "9a6722fe34c1bdcea1edd684adf4f83437041aeea09f12afa4d16e4fe8b727f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a6722fe34c1bdcea1edd684adf4f83437041aeea09f12afa4d16e4fe8b727f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a6722fe34c1bdcea1edd684adf4f83437041aeea09f12afa4d16e4fe8b727f2", kill_on_drop: false }`
[INFO] [stdout] 9a6722fe34c1bdcea1edd684adf4f83437041aeea09f12afa4d16e4fe8b727f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] f31273e4bf53d2721b0000674c30420c65359eab2266941e12e894ea6f96033a
[INFO] running `Command { std: "docker" "start" "-a" "f31273e4bf53d2721b0000674c30420c65359eab2266941e12e894ea6f96033a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling xml-rs v0.8.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling thiserror v1.0.15
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling serde-xml-rs v0.4.0
[INFO] [stderr]    Compiling custom_derive v0.1.0 (/opt/rustwide/workdir/custom_derive)
[INFO] [stderr]    Compiling serde_deserializer_best_effort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/impl_trait_manualy.rs:22:55
[INFO] [stdout]    |
[INFO] [stdout] 22 |         enum Field { Field1, Field2, Unknown(String) };
[INFO] [stdout]    |                                                       ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 04s
[INFO] running `Command { std: "docker" "inspect" "f31273e4bf53d2721b0000674c30420c65359eab2266941e12e894ea6f96033a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31273e4bf53d2721b0000674c30420c65359eab2266941e12e894ea6f96033a", kill_on_drop: false }`
[INFO] [stdout] f31273e4bf53d2721b0000674c30420c65359eab2266941e12e894ea6f96033a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 1d7cd751a86ae9d5174be52bd94b282bbe64ff7d28cbe7663f5703b20af9a138
[INFO] running `Command { std: "docker" "start" "-a" "1d7cd751a86ae9d5174be52bd94b282bbe64ff7d28cbe7663f5703b20af9a138", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_deserializer_best_effort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/impl_trait_manualy.rs:22:55
[INFO] [stdout]    |
[INFO] [stdout] 22 |         enum Field { Field1, Field2, Unknown(String) };
[INFO] [stdout]    |                                                       ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "1d7cd751a86ae9d5174be52bd94b282bbe64ff7d28cbe7663f5703b20af9a138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d7cd751a86ae9d5174be52bd94b282bbe64ff7d28cbe7663f5703b20af9a138", kill_on_drop: false }`
[INFO] [stdout] 1d7cd751a86ae9d5174be52bd94b282bbe64ff7d28cbe7663f5703b20af9a138
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] afefa91f5b763cfb1ed6cb253a3d2b81b1c4f047361257e9a51acb57991f2a16
[INFO] running `Command { std: "docker" "start" "-a" "afefa91f5b763cfb1ed6cb253a3d2b81b1c4f047361257e9a51acb57991f2a16", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/impl_trait_manualy.rs:22:55
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 22 |         enum Field { Field1, Field2, Unknown(String) };
[INFO] [stdout] 
[INFO] [stderr]    |                                                       ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_deserializer_best_effort` (bin "serde_deserializer_best_effort" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.51s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_deserializer_best_effort-b76609bbc1596371)
[INFO] running `Command { std: "docker" "inspect" "afefa91f5b763cfb1ed6cb253a3d2b81b1c4f047361257e9a51acb57991f2a16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afefa91f5b763cfb1ed6cb253a3d2b81b1c4f047361257e9a51acb57991f2a16", kill_on_drop: false }`
[INFO] [stdout] afefa91f5b763cfb1ed6cb253a3d2b81b1c4f047361257e9a51acb57991f2a16