[INFO] fetching crate envopt-derive 0.0.0...
[INFO] testing envopt-derive-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate envopt-derive 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate envopt-derive 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate envopt-derive 0.0.0
[INFO] finished tweaking crates.io crate envopt-derive 0.0.0
[INFO] tweaked toml for crates.io crate envopt-derive 0.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] fe38d5df74c8ddba7579748efa4c60f269ee69bf54b9e2115cbdd3ee6142f1db
[INFO] running `Command { std: "docker" "start" "-a" "fe38d5df74c8ddba7579748efa4c60f269ee69bf54b9e2115cbdd3ee6142f1db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe38d5df74c8ddba7579748efa4c60f269ee69bf54b9e2115cbdd3ee6142f1db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe38d5df74c8ddba7579748efa4c60f269ee69bf54b9e2115cbdd3ee6142f1db", kill_on_drop: false }`
[INFO] [stdout] fe38d5df74c8ddba7579748efa4c60f269ee69bf54b9e2115cbdd3ee6142f1db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d33efde567766bc585d98ed0da7ef7b96937a1746a45e9238f49beed23fb9445
[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" "d33efde567766bc585d98ed0da7ef7b96937a1746a45e9238f49beed23fb9445", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling envopt-derive v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.73s
[INFO] running `Command { std: "docker" "inspect" "d33efde567766bc585d98ed0da7ef7b96937a1746a45e9238f49beed23fb9445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d33efde567766bc585d98ed0da7ef7b96937a1746a45e9238f49beed23fb9445", kill_on_drop: false }`
[INFO] [stdout] d33efde567766bc585d98ed0da7ef7b96937a1746a45e9238f49beed23fb9445
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", 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] 1dfad3a70655a42bb73123d6b93c23a232246c754c2a5c9caeb1d495242248eb
[INFO] running `Command { std: "docker" "start" "-a" "1dfad3a70655a42bb73123d6b93c23a232246c754c2a5c9caeb1d495242248eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling trybuild v1.0.59
[INFO] [stderr]    Compiling envopt-derive v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.30s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/envopt_derive-c73e3d7e792d15d2)
[INFO] running `Command { std: "docker" "inspect" "1dfad3a70655a42bb73123d6b93c23a232246c754c2a5c9caeb1d495242248eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dfad3a70655a42bb73123d6b93c23a232246c754c2a5c9caeb1d495242248eb", kill_on_drop: false }`
[INFO] [stdout] 1dfad3a70655a42bb73123d6b93c23a232246c754c2a5c9caeb1d495242248eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 081e83f7c8b678b47e81f2bb03a7e7837eee41014526f429a7f0acbf5f92c523
[INFO] running `Command { std: "docker" "start" "-a" "081e83f7c8b678b47e81f2bb03a7e7837eee41014526f429a7f0acbf5f92c523", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/envopt_derive-c73e3d7e792d15d2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests envopt-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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "081e83f7c8b678b47e81f2bb03a7e7837eee41014526f429a7f0acbf5f92c523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "081e83f7c8b678b47e81f2bb03a7e7837eee41014526f429a7f0acbf5f92c523", kill_on_drop: false }`
[INFO] [stdout] 081e83f7c8b678b47e81f2bb03a7e7837eee41014526f429a7f0acbf5f92c523