[INFO] fetching crate serdeconv 0.4.0...
[INFO] testing serdeconv-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate serdeconv 0.4.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate serdeconv 0.4.0 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 serdeconv 0.4.0
[INFO] finished tweaking crates.io crate serdeconv 0.4.0
[INFO] tweaked toml for crates.io crate serdeconv 0.4.0 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 154d78862ac5439a15eed6fe4ddad9bc82d815d893bdcb74e0076620c1b068c0
[INFO] running `Command { std: "docker" "start" "-a" "154d78862ac5439a15eed6fe4ddad9bc82d815d893bdcb74e0076620c1b068c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "154d78862ac5439a15eed6fe4ddad9bc82d815d893bdcb74e0076620c1b068c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "154d78862ac5439a15eed6fe4ddad9bc82d815d893bdcb74e0076620c1b068c0", kill_on_drop: false }`
[INFO] [stdout] 154d78862ac5439a15eed6fe4ddad9bc82d815d893bdcb74e0076620c1b068c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 85d61bbc685687a80ec053697425180563bc87f5ba388aca543226c2ae894873
[INFO] running `Command { std: "docker" "start" "-a" "85d61bbc685687a80ec053697425180563bc87f5ba388aca543226c2ae894873", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling rmp-serde v0.14.4
[INFO] [stderr]    Compiling trackable v1.2.0
[INFO] [stderr]    Compiling serdeconv v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "85d61bbc685687a80ec053697425180563bc87f5ba388aca543226c2ae894873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85d61bbc685687a80ec053697425180563bc87f5ba388aca543226c2ae894873", kill_on_drop: false }`
[INFO] [stdout] 85d61bbc685687a80ec053697425180563bc87f5ba388aca543226c2ae894873
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] e04c59e016026e8b6fa23dc0621d09f9b17b7c5811da7dac4631709d1293a538
[INFO] running `Command { std: "docker" "start" "-a" "e04c59e016026e8b6fa23dc0621d09f9b17b7c5811da7dac4631709d1293a538", kill_on_drop: false }`
[INFO] [stderr]    Compiling serdeconv v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "e04c59e016026e8b6fa23dc0621d09f9b17b7c5811da7dac4631709d1293a538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e04c59e016026e8b6fa23dc0621d09f9b17b7c5811da7dac4631709d1293a538", kill_on_drop: false }`
[INFO] [stdout] e04c59e016026e8b6fa23dc0621d09f9b17b7c5811da7dac4631709d1293a538
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 5c3f1e8dc073e3277a6a72672b1eadb3c2feb51e6c107f5cc0b7b3403ff0e4c8
[INFO] running `Command { std: "docker" "start" "-a" "5c3f1e8dc073e3277a6a72672b1eadb3c2feb51e6c107f5cc0b7b3403ff0e4c8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serdeconv-867b165921d8a0eb)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serdeconv
[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 7 tests
[INFO] [stdout] test src/traits.rs - traits::ToToml (line 64) ... ok
[INFO] [stdout] test src/convert_toml.rs - convert_toml::to_toml_string (line 100) ... ok
[INFO] [stdout] test src/traits.rs - traits::FromJson (line 111) ... ok
[INFO] [stdout] test src/traits.rs - traits::ToJson (line 164) ... ok
[INFO] [stdout] test src/traits.rs - traits::FromToml (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/convert_toml.rs - convert_toml::from_toml_str (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c3f1e8dc073e3277a6a72672b1eadb3c2feb51e6c107f5cc0b7b3403ff0e4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3f1e8dc073e3277a6a72672b1eadb3c2feb51e6c107f5cc0b7b3403ff0e4c8", kill_on_drop: false }`
[INFO] [stdout] 5c3f1e8dc073e3277a6a72672b1eadb3c2feb51e6c107f5cc0b7b3403ff0e4c8