[INFO] fetching crate ffi-convert-derive 0.4.0...
[INFO] testing ffi-convert-derive-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ffi-convert-derive 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ffi-convert-derive 0.4.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffi-convert-derive 0.4.0
[INFO] finished tweaking crates.io crate ffi-convert-derive 0.4.0
[INFO] tweaked toml for crates.io crate ffi-convert-derive 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c46dccab5fe848a42d0bb1420069a0631b0a5c7189182a4a7ce2748626db8e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8c46dccab5fe848a42d0bb1420069a0631b0a5c7189182a4a7ce2748626db8e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c46dccab5fe848a42d0bb1420069a0631b0a5c7189182a4a7ce2748626db8e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c46dccab5fe848a42d0bb1420069a0631b0a5c7189182a4a7ce2748626db8e7", kill_on_drop: false }`
[INFO] [stdout] 8c46dccab5fe848a42d0bb1420069a0631b0a5c7189182a4a7ce2748626db8e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 362407b37329f80de043da90dd1369000ee767153b0a21aa9b90954d5125d601
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "362407b37329f80de043da90dd1369000ee767153b0a21aa9b90954d5125d601", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling ffi-convert-derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.85s
[INFO] running `Command { std: "docker" "inspect" "362407b37329f80de043da90dd1369000ee767153b0a21aa9b90954d5125d601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362407b37329f80de043da90dd1369000ee767153b0a21aa9b90954d5125d601", kill_on_drop: false }`
[INFO] [stdout] 362407b37329f80de043da90dd1369000ee767153b0a21aa9b90954d5125d601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e59f86f8fa2f934d116e74890f2d763da0724c2747077d5c5fbf73b4d02a27c2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e59f86f8fa2f934d116e74890f2d763da0724c2747077d5c5fbf73b4d02a27c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ffi-convert-derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "e59f86f8fa2f934d116e74890f2d763da0724c2747077d5c5fbf73b4d02a27c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e59f86f8fa2f934d116e74890f2d763da0724c2747077d5c5fbf73b4d02a27c2", kill_on_drop: false }`
[INFO] [stdout] e59f86f8fa2f934d116e74890f2d763da0724c2747077d5c5fbf73b4d02a27c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08de50c7c2cbbd64351266f3797ae1058f9a4a62008a48d77df95d79288c72d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "08de50c7c2cbbd64351266f3797ae1058f9a4a62008a48d77df95d79288c72d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ffi_convert_derive-08112964206a4c95
[INFO] [stdout] running 6 tests
[INFO] [stdout] test utils::tests::test_field_parsing_2 ... ok
[INFO] [stdout] test utils::tests::test_field_parsing_1 ... ok
[INFO] [stdout] test utils::tests::test_field_parsing_3 ... ok
[INFO] [stdout] test utils::tests::test_type_parameters_extraction ... ok
[INFO] [stdout] test utils::tests::test_type_parameter_extraction ... ok
[INFO] [stdout] test utils::tests::test_type_parameter_extraction_works_without_params ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ffi-convert-derive
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08de50c7c2cbbd64351266f3797ae1058f9a4a62008a48d77df95d79288c72d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08de50c7c2cbbd64351266f3797ae1058f9a4a62008a48d77df95d79288c72d7", kill_on_drop: false }`
[INFO] [stdout] 08de50c7c2cbbd64351266f3797ae1058f9a4a62008a48d77df95d79288c72d7