[INFO] fetching crate struct2swagger 0.1.6...
[INFO] testing struct2swagger-0.1.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate struct2swagger 0.1.6 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate struct2swagger 0.1.6 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 struct2swagger 0.1.6
[INFO] finished tweaking crates.io crate struct2swagger 0.1.6
[INFO] tweaked toml for crates.io crate struct2swagger 0.1.6 written to /workspace/builds/worker-76/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 4b6253308326adf443d835ceccf50f46ac1eb1fa29e01f8870b87da1be321bad
[INFO] running `Command { std: "docker" "start" "-a" "4b6253308326adf443d835ceccf50f46ac1eb1fa29e01f8870b87da1be321bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b6253308326adf443d835ceccf50f46ac1eb1fa29e01f8870b87da1be321bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6253308326adf443d835ceccf50f46ac1eb1fa29e01f8870b87da1be321bad", kill_on_drop: false }`
[INFO] [stdout] 4b6253308326adf443d835ceccf50f46ac1eb1fa29e01f8870b87da1be321bad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 33d56cc97f6eea480f1bf48dfb31334821fc7ec8a29091a006498558c6b0b3b6
[INFO] running `Command { std: "docker" "start" "-a" "33d56cc97f6eea480f1bf48dfb31334821fc7ec8a29091a006498558c6b0b3b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling struct2swagger v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.92s
[INFO] running `Command { std: "docker" "inspect" "33d56cc97f6eea480f1bf48dfb31334821fc7ec8a29091a006498558c6b0b3b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d56cc97f6eea480f1bf48dfb31334821fc7ec8a29091a006498558c6b0b3b6", kill_on_drop: false }`
[INFO] [stdout] 33d56cc97f6eea480f1bf48dfb31334821fc7ec8a29091a006498558c6b0b3b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 4c7dc29cca2734ba974bfc326cf6ac1f58d624df22001328deddece739a02cd1
[INFO] running `Command { std: "docker" "start" "-a" "4c7dc29cca2734ba974bfc326cf6ac1f58d624df22001328deddece739a02cd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling struct2swagger v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "4c7dc29cca2734ba974bfc326cf6ac1f58d624df22001328deddece739a02cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c7dc29cca2734ba974bfc326cf6ac1f58d624df22001328deddece739a02cd1", kill_on_drop: false }`
[INFO] [stdout] 4c7dc29cca2734ba974bfc326cf6ac1f58d624df22001328deddece739a02cd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] b1c8c6ed794543454fb0f116d866407aebfc9428aea36fab54e5cddda942a1ff
[INFO] running `Command { std: "docker" "start" "-a" "b1c8c6ed794543454fb0f116d866407aebfc9428aea36fab54e5cddda942a1ff", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/struct2swagger-06fa70b4fdca29a6)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test impl_data_types::tests::get_json_schema_definition_boolean ... ok
[INFO] [stdout] test impl_data_types::tests::get_json_schema_definition_f32 ... ok
[INFO] [stdout] test impl_data_types::tests::get_json_schema_definition_i8 ... ok
[INFO] [stdout] test impl_data_types::tests::get_json_schema_definition_f64 ... ok
[INFO] [stdout] test impl_data_types::tests::get_json_schema_definition_str ... ok
[INFO] [stdout] test impl_data_types::tests::get_json_schema_definition_option ... ok
[INFO] [stdout] test impl_data_types::tests::get_json_schema_definition_string ... ok
[INFO] [stdout] test impl_data_types::tests::get_json_schema_definition_u8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests struct2swagger
[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" "b1c8c6ed794543454fb0f116d866407aebfc9428aea36fab54e5cddda942a1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c8c6ed794543454fb0f116d866407aebfc9428aea36fab54e5cddda942a1ff", kill_on_drop: false }`
[INFO] [stdout] b1c8c6ed794543454fb0f116d866407aebfc9428aea36fab54e5cddda942a1ff