[INFO] fetching crate io-result-optional 0.1.2...
[INFO] building io-result-optional-0.1.2 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate io-result-optional 0.1.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate io-result-optional 0.1.2 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate io-result-optional 0.1.2
[INFO] finished tweaking crates.io crate io-result-optional 0.1.2
[INFO] tweaked toml for crates.io crate io-result-optional 0.1.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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] 9a62df3fc91d8b7c718abb1669f71d39cbf75f218d92c2d3ba1cf2d0dc57c251
[INFO] running `Command { std: "docker" "start" "-a" "9a62df3fc91d8b7c718abb1669f71d39cbf75f218d92c2d3ba1cf2d0dc57c251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a62df3fc91d8b7c718abb1669f71d39cbf75f218d92c2d3ba1cf2d0dc57c251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a62df3fc91d8b7c718abb1669f71d39cbf75f218d92c2d3ba1cf2d0dc57c251", kill_on_drop: false }`
[INFO] [stdout] 9a62df3fc91d8b7c718abb1669f71d39cbf75f218d92c2d3ba1cf2d0dc57c251
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23d00490fccd9ccba13d11034b7f8a1be92d654838d263f2db830ef9d4be9a53
[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" "23d00490fccd9ccba13d11034b7f8a1be92d654838d263f2db830ef9d4be9a53", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-result-optional v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "23d00490fccd9ccba13d11034b7f8a1be92d654838d263f2db830ef9d4be9a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d00490fccd9ccba13d11034b7f8a1be92d654838d263f2db830ef9d4be9a53", kill_on_drop: false }`
[INFO] [stdout] 23d00490fccd9ccba13d11034b7f8a1be92d654838d263f2db830ef9d4be9a53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42cb3b094325a0cafcc39af4efdecfbcfcef466563aa634365a3c54fb27ddb9b
[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" "42cb3b094325a0cafcc39af4efdecfbcfcef466563aa634365a3c54fb27ddb9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-result-optional v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "42cb3b094325a0cafcc39af4efdecfbcfcef466563aa634365a3c54fb27ddb9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42cb3b094325a0cafcc39af4efdecfbcfcef466563aa634365a3c54fb27ddb9b", kill_on_drop: false }`
[INFO] [stdout] 42cb3b094325a0cafcc39af4efdecfbcfcef466563aa634365a3c54fb27ddb9b
