[INFO] fetching crate silabs_usb_xpress 0.3.1...
[INFO] testing silabs_usb_xpress-0.3.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate silabs_usb_xpress 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate silabs_usb_xpress 0.3.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate silabs_usb_xpress 0.3.1
[INFO] finished tweaking crates.io crate silabs_usb_xpress 0.3.1
[INFO] tweaked toml for crates.io crate silabs_usb_xpress 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate silabs_usb_xpress 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a1cf47d82e4f04c6aee5dcc53a4872e4f200881328be0f1cdd4d3204543ea12
[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" "0a1cf47d82e4f04c6aee5dcc53a4872e4f200881328be0f1cdd4d3204543ea12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a1cf47d82e4f04c6aee5dcc53a4872e4f200881328be0f1cdd4d3204543ea12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a1cf47d82e4f04c6aee5dcc53a4872e4f200881328be0f1cdd4d3204543ea12", kill_on_drop: false }`
[INFO] [stdout] 0a1cf47d82e4f04c6aee5dcc53a4872e4f200881328be0f1cdd4d3204543ea12
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b445455833cedce0f43ec42822f5f8a6f6b519bac2eac5fb1c601151bae19914
[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" "b445455833cedce0f43ec42822f5f8a6f6b519bac2eac5fb1c601151bae19914", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.56
[INFO] [stderr]    Compiling silabs_usb_xpress v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "b445455833cedce0f43ec42822f5f8a6f6b519bac2eac5fb1c601151bae19914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b445455833cedce0f43ec42822f5f8a6f6b519bac2eac5fb1c601151bae19914", kill_on_drop: false }`
[INFO] [stdout] b445455833cedce0f43ec42822f5f8a6f6b519bac2eac5fb1c601151bae19914
[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" "+beta-2021-01-01" "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] 4f9e03440275adf90d0fa14651ed789575dd260a6c224f9568676d4970db7949
[INFO] running `Command { std: "docker" "start" "-a" "4f9e03440275adf90d0fa14651ed789575dd260a6c224f9568676d4970db7949", kill_on_drop: false }`
[INFO] [stderr]    Compiling silabs_usb_xpress v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "4f9e03440275adf90d0fa14651ed789575dd260a6c224f9568676d4970db7949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9e03440275adf90d0fa14651ed789575dd260a6c224f9568676d4970db7949", kill_on_drop: false }`
[INFO] [stdout] 4f9e03440275adf90d0fa14651ed789575dd260a6c224f9568676d4970db7949
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e66affeb721cad0647ee58a05b59cd4b016a2e15223a86321200e8fc27bafd6
[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" "3e66affeb721cad0647ee58a05b59cd4b016a2e15223a86321200e8fc27bafd6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/silabs_usb_xpress-531c09b39bd27c31
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests silabs_usb_xpress
[INFO] [stdout] running 1 test
[INFO] [stdout] test ffi::bindgen_test_layout_si_private ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 35) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e66affeb721cad0647ee58a05b59cd4b016a2e15223a86321200e8fc27bafd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e66affeb721cad0647ee58a05b59cd4b016a2e15223a86321200e8fc27bafd6", kill_on_drop: false }`
[INFO] [stdout] 3e66affeb721cad0647ee58a05b59cd4b016a2e15223a86321200e8fc27bafd6