[INFO] crate silabs_usb_xpress 0.3.1 is already in cache
[INFO] testing silabs_usb_xpress-0.3.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate silabs_usb_xpress 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate silabs_usb_xpress 0.3.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-0/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-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77397fefeb65e50d98ffa0d1809c990fe497ea599565b6053188e62b002874d9
[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" "77397fefeb65e50d98ffa0d1809c990fe497ea599565b6053188e62b002874d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77397fefeb65e50d98ffa0d1809c990fe497ea599565b6053188e62b002874d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77397fefeb65e50d98ffa0d1809c990fe497ea599565b6053188e62b002874d9", kill_on_drop: false }`
[INFO] [stdout] 77397fefeb65e50d98ffa0d1809c990fe497ea599565b6053188e62b002874d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4994a74650e52b754c65b417d99b8670c2d3c961ce5d7515d5477a3be1397a27
[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" "4994a74650e52b754c65b417d99b8670c2d3c961ce5d7515d5477a3be1397a27", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling jobserver v0.1.21
[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 7.73s
[INFO] running `Command { std: "docker" "inspect" "4994a74650e52b754c65b417d99b8670c2d3c961ce5d7515d5477a3be1397a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4994a74650e52b754c65b417d99b8670c2d3c961ce5d7515d5477a3be1397a27", kill_on_drop: false }`
[INFO] [stdout] 4994a74650e52b754c65b417d99b8670c2d3c961ce5d7515d5477a3be1397a27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 4c9a39a1404d2a7c9f77279990a4afbedc669a63e257c0f3be717ffa99f9eda3
[INFO] running `Command { std: "docker" "start" "-a" "4c9a39a1404d2a7c9f77279990a4afbedc669a63e257c0f3be717ffa99f9eda3", 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 1.15s
[INFO] running `Command { std: "docker" "inspect" "4c9a39a1404d2a7c9f77279990a4afbedc669a63e257c0f3be717ffa99f9eda3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c9a39a1404d2a7c9f77279990a4afbedc669a63e257c0f3be717ffa99f9eda3", kill_on_drop: false }`
[INFO] [stdout] 4c9a39a1404d2a7c9f77279990a4afbedc669a63e257c0f3be717ffa99f9eda3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 70f5ba91c07c4243fcf360d13158a5978f0317026742100f4f430fc02a34bdfe
[INFO] running `Command { std: "docker" "start" "-a" "70f5ba91c07c4243fcf360d13158a5978f0317026742100f4f430fc02a34bdfe", 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-aea3708d5fb1560d
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests silabs_usb_xpress
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "70f5ba91c07c4243fcf360d13158a5978f0317026742100f4f430fc02a34bdfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f5ba91c07c4243fcf360d13158a5978f0317026742100f4f430fc02a34bdfe", kill_on_drop: false }`
[INFO] [stdout] 70f5ba91c07c4243fcf360d13158a5978f0317026742100f4f430fc02a34bdfe