[INFO] crate shared-bus 0.1.4 is already in cache
[INFO] extracting crate shared-bus 0.1.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/shared-bus/0.1.4
[INFO] extracting crate shared-bus 0.1.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/shared-bus/0.1.4
[INFO] validating manifest of shared-bus-0.1.4 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shared-bus-0.1.4 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shared-bus-0.1.4
[INFO] finished frobbing shared-bus-0.1.4
[INFO] frobbed toml for shared-bus-0.1.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/shared-bus/0.1.4/Cargo.toml
[INFO] started frobbing shared-bus-0.1.4
[INFO] finished frobbing shared-bus-0.1.4
[INFO] frobbed toml for shared-bus-0.1.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/shared-bus/0.1.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing shared-bus-0.1.4 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/shared-bus/0.1.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 16a175b3dce0805cbb0ee63e64816366fdb3b4b89a04da4be6ebee12ed71a0fc
[INFO] running `"docker" "start" "-a" "16a175b3dce0805cbb0ee63e64816366fdb3b4b89a04da4be6ebee12ed71a0fc"`
[INFO] [stderr]    Compiling shared-bus v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "16a175b3dce0805cbb0ee63e64816366fdb3b4b89a04da4be6ebee12ed71a0fc"`
[INFO] running `"docker" "rm" "-f" "16a175b3dce0805cbb0ee63e64816366fdb3b4b89a04da4be6ebee12ed71a0fc"`
[INFO] [stdout] 16a175b3dce0805cbb0ee63e64816366fdb3b4b89a04da4be6ebee12ed71a0fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/shared-bus/0.1.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] cacfe517c94a98680f0f9410728d3164d2dad13f7007c379e203e362250e9a13
[INFO] running `"docker" "start" "-a" "cacfe517c94a98680f0f9410728d3164d2dad13f7007c379e203e362250e9a13"`
[INFO] [stderr]    Compiling embedded-hal-mock v0.4.1
[INFO] [stderr]    Compiling shared-bus v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: could not find `StdBusManager` in `shared_bus`
[INFO] [stderr]   --> tests/shared_bus.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let _manager = shared_bus::StdBusManager::new(device.clone());
[INFO] [stderr]    |                                ^^^^^^^^^^^^^ could not find `StdBusManager` in `shared_bus`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `StdBusManager` in `shared_bus`
[INFO] [stderr]   --> tests/shared_bus.rs:39:32
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let _manager = shared_bus::StdBusManager::new(device.clone());
[INFO] [stderr]    |                                ^^^^^^^^^^^^^ could not find `StdBusManager` in `shared_bus`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `StdBusManager` in `shared_bus`
[INFO] [stderr]   --> tests/shared_bus.rs:48:31
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let manager = shared_bus::StdBusManager::new(device.clone());
[INFO] [stderr]    |                               ^^^^^^^^^^^^^ could not find `StdBusManager` in `shared_bus`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `StdBusManager` in `shared_bus`
[INFO] [stderr]   --> tests/shared_bus.rs:61:31
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let manager = shared_bus::StdBusManager::new(device.clone());
[INFO] [stderr]    |                               ^^^^^^^^^^^^^ could not find `StdBusManager` in `shared_bus`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `StdBusManager` in `shared_bus`
[INFO] [stderr]   --> tests/shared_bus.rs:78:31
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let manager = shared_bus::StdBusManager::new(device.clone());
[INFO] [stderr]    |                               ^^^^^^^^^^^^^ could not find `StdBusManager` in `shared_bus`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: Could not compile `shared-bus`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "cacfe517c94a98680f0f9410728d3164d2dad13f7007c379e203e362250e9a13"`
[INFO] running `"docker" "rm" "-f" "cacfe517c94a98680f0f9410728d3164d2dad13f7007c379e203e362250e9a13"`
[INFO] [stdout] cacfe517c94a98680f0f9410728d3164d2dad13f7007c379e203e362250e9a13