[INFO] fetching crate serde_path_to_error 0.1.4...
[INFO] testing serde_path_to_error-0.1.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate serde_path_to_error 0.1.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate serde_path_to_error 0.1.4 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 serde_path_to_error 0.1.4
[INFO] finished tweaking crates.io crate serde_path_to_error 0.1.4
[INFO] tweaked toml for crates.io crate serde_path_to_error 0.1.4 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2f401d89a3be2c7b396d4c7569105af8902e85fe5c8516aa3e4ec2fee359f222
[INFO] running `Command { std: "docker" "start" "-a" "2f401d89a3be2c7b396d4c7569105af8902e85fe5c8516aa3e4ec2fee359f222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f401d89a3be2c7b396d4c7569105af8902e85fe5c8516aa3e4ec2fee359f222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f401d89a3be2c7b396d4c7569105af8902e85fe5c8516aa3e4ec2fee359f222", kill_on_drop: false }`
[INFO] [stdout] 2f401d89a3be2c7b396d4c7569105af8902e85fe5c8516aa3e4ec2fee359f222
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e05618411b23423ac7f0959748ddf510757fd5fa36876fe013c816185bdb8d60
[INFO] running `Command { std: "docker" "start" "-a" "e05618411b23423ac7f0959748ddf510757fd5fa36876fe013c816185bdb8d60", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_path_to_error v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "e05618411b23423ac7f0959748ddf510757fd5fa36876fe013c816185bdb8d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05618411b23423ac7f0959748ddf510757fd5fa36876fe013c816185bdb8d60", kill_on_drop: false }`
[INFO] [stdout] e05618411b23423ac7f0959748ddf510757fd5fa36876fe013c816185bdb8d60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 41203e02e52108cac5d3e7a9e9bcf0ff32c3aa390751b0852c2f8f7f5511d863
[INFO] running `Command { std: "docker" "start" "-a" "41203e02e52108cac5d3e7a9e9bcf0ff32c3aa390751b0852c2f8f7f5511d863", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_path_to_error v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "41203e02e52108cac5d3e7a9e9bcf0ff32c3aa390751b0852c2f8f7f5511d863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41203e02e52108cac5d3e7a9e9bcf0ff32c3aa390751b0852c2f8f7f5511d863", kill_on_drop: false }`
[INFO] [stdout] 41203e02e52108cac5d3e7a9e9bcf0ff32c3aa390751b0852c2f8f7f5511d863
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ef9e71ff25753745806ac6c47f15cc2b692d852445b1d17bf1ca403a559d9a8d
[INFO] running `Command { std: "docker" "start" "-a" "ef9e71ff25753745806ac6c47f15cc2b692d852445b1d17bf1ca403a559d9a8d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_path_to_error-7b9e5b8586ce2fcb)
[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]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-9cdd7f37d59a2a24)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_invalid_length ... ok
[INFO] [stdout] test test_struct_variant ... ok
[INFO] [stdout] test test_syntax_error ... ok
[INFO] [stdout] test test_option ... ok
[INFO] [stdout] test test_struct ... ok
[INFO] [stdout] test test_vec ... ok
[INFO] [stdout] test test_unknown_field ... ok
[INFO] [stdout] test test_tuple_variant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_path_to_error
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - Deserializer (line 156) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.87s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef9e71ff25753745806ac6c47f15cc2b692d852445b1d17bf1ca403a559d9a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9e71ff25753745806ac6c47f15cc2b692d852445b1d17bf1ca403a559d9a8d", kill_on_drop: false }`
[INFO] [stdout] ef9e71ff25753745806ac6c47f15cc2b692d852445b1d17bf1ca403a559d9a8d