[INFO] fetching crate opg_derive 0.0.30...
[INFO] testing opg_derive-0.0.30 against 1.49.0 for beta-1.50-1
[INFO] extracting crate opg_derive 0.0.30 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate opg_derive 0.0.30 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 opg_derive 0.0.30
[INFO] finished tweaking crates.io crate opg_derive 0.0.30
[INFO] tweaked toml for crates.io crate opg_derive 0.0.30 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1490495f0e183aede8f84e5efcdf78a08a2bee98b20d52b9909aaeb663a532cf
[INFO] running `Command { std: "docker" "start" "-a" "1490495f0e183aede8f84e5efcdf78a08a2bee98b20d52b9909aaeb663a532cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1490495f0e183aede8f84e5efcdf78a08a2bee98b20d52b9909aaeb663a532cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1490495f0e183aede8f84e5efcdf78a08a2bee98b20d52b9909aaeb663a532cf", kill_on_drop: false }`
[INFO] [stdout] 1490495f0e183aede8f84e5efcdf78a08a2bee98b20d52b9909aaeb663a532cf
[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] 272d4341e432ca866e1daa4021468661055d811fa28d211b810b7a096cc4bde3
[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" "272d4341e432ca866e1daa4021468661055d811fa28d211b810b7a096cc4bde3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling opg_derive v0.0.30 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.01s
[INFO] running `Command { std: "docker" "inspect" "272d4341e432ca866e1daa4021468661055d811fa28d211b810b7a096cc4bde3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "272d4341e432ca866e1daa4021468661055d811fa28d211b810b7a096cc4bde3", kill_on_drop: false }`
[INFO] [stdout] 272d4341e432ca866e1daa4021468661055d811fa28d211b810b7a096cc4bde3
[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] b0a78882d95f7d2396b4bcdc2d1c1aa3c77e07d9524c3ce270a263ce19eb88a0
[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" "b0a78882d95f7d2396b4bcdc2d1c1aa3c77e07d9524c3ce270a263ce19eb88a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling http v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling opg_derive v0.0.30
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling opg v0.0.30
[INFO] [stderr]    Compiling opg_derive v0.0.30 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 31.42s
[INFO] running `Command { std: "docker" "inspect" "b0a78882d95f7d2396b4bcdc2d1c1aa3c77e07d9524c3ce270a263ce19eb88a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0a78882d95f7d2396b4bcdc2d1c1aa3c77e07d9524c3ce270a263ce19eb88a0", kill_on_drop: false }`
[INFO] [stdout] b0a78882d95f7d2396b4bcdc2d1c1aa3c77e07d9524c3ce270a263ce19eb88a0
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ff45c8f85d5d988d601b695f6dd242cb6505514fbf016feb888a9091378dc328
[INFO] running `Command { std: "docker" "start" "-a" "ff45c8f85d5d988d601b695f6dd242cb6505514fbf016feb888a9091378dc328", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/opg_derive-2b196d7a379254e2
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test case::rename_fields ... ok
[INFO] [stdout] test case::rename_variants ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests opg_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" "ff45c8f85d5d988d601b695f6dd242cb6505514fbf016feb888a9091378dc328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff45c8f85d5d988d601b695f6dd242cb6505514fbf016feb888a9091378dc328", kill_on_drop: false }`
[INFO] [stdout] ff45c8f85d5d988d601b695f6dd242cb6505514fbf016feb888a9091378dc328