[INFO] fetching crate json-type-derive 0.1.0...
[INFO] testing json-type-derive-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate json-type-derive 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate json-type-derive 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 json-type-derive 0.1.0
[INFO] finished tweaking crates.io crate json-type-derive 0.1.0
[INFO] tweaked toml for crates.io crate json-type-derive 0.1.0 written to /workspace/builds/worker-15/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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] eb20e1dd6c19f7a9464f617273b23b45d97763fa8ccd8e0bf741b2ed44b9e116
[INFO] running `Command { std: "docker" "start" "-a" "eb20e1dd6c19f7a9464f617273b23b45d97763fa8ccd8e0bf741b2ed44b9e116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb20e1dd6c19f7a9464f617273b23b45d97763fa8ccd8e0bf741b2ed44b9e116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb20e1dd6c19f7a9464f617273b23b45d97763fa8ccd8e0bf741b2ed44b9e116", kill_on_drop: false }`
[INFO] [stdout] eb20e1dd6c19f7a9464f617273b23b45d97763fa8ccd8e0bf741b2ed44b9e116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 63bafd5fb7006cdb5750b721487d35a8e71be0af1427eb740c353fc5814b4c85
[INFO] running `Command { std: "docker" "start" "-a" "63bafd5fb7006cdb5750b721487d35a8e71be0af1427eb740c353fc5814b4c85", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling json-type-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.37s
[INFO] running `Command { std: "docker" "inspect" "63bafd5fb7006cdb5750b721487d35a8e71be0af1427eb740c353fc5814b4c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63bafd5fb7006cdb5750b721487d35a8e71be0af1427eb740c353fc5814b4c85", kill_on_drop: false }`
[INFO] [stdout] 63bafd5fb7006cdb5750b721487d35a8e71be0af1427eb740c353fc5814b4c85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 67d9494472fec9ac7cb29596cab56a439a4eb157f92dea0190ea2e29ea3f0494
[INFO] running `Command { std: "docker" "start" "-a" "67d9494472fec9ac7cb29596cab56a439a4eb157f92dea0190ea2e29ea3f0494", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-type-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "67d9494472fec9ac7cb29596cab56a439a4eb157f92dea0190ea2e29ea3f0494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d9494472fec9ac7cb29596cab56a439a4eb157f92dea0190ea2e29ea3f0494", kill_on_drop: false }`
[INFO] [stdout] 67d9494472fec9ac7cb29596cab56a439a4eb157f92dea0190ea2e29ea3f0494
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 6c912dbcf576457f96866c6a4121f3c8a02a3817e2245e02810c60fab43dbaf5
[INFO] running `Command { std: "docker" "start" "-a" "6c912dbcf576457f96866c6a4121f3c8a02a3817e2245e02810c60fab43dbaf5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_type_derive-28a18bf0f46dcd81)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json-type-derive
[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 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" "6c912dbcf576457f96866c6a4121f3c8a02a3817e2245e02810c60fab43dbaf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c912dbcf576457f96866c6a4121f3c8a02a3817e2245e02810c60fab43dbaf5", kill_on_drop: false }`
[INFO] [stdout] 6c912dbcf576457f96866c6a4121f3c8a02a3817e2245e02810c60fab43dbaf5