[INFO] crate keyboard-layouts 0.1.0 is already in cache
[INFO] extracting crate keyboard-layouts 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/keyboard-layouts/0.1.0
[INFO] extracting crate keyboard-layouts 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/keyboard-layouts/0.1.0
[INFO] validating manifest of keyboard-layouts-0.1.0 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 keyboard-layouts-0.1.0 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 keyboard-layouts-0.1.0
[INFO] finished frobbing keyboard-layouts-0.1.0
[INFO] frobbed toml for keyboard-layouts-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/keyboard-layouts/0.1.0/Cargo.toml
[INFO] started frobbing keyboard-layouts-0.1.0
[INFO] finished frobbing keyboard-layouts-0.1.0
[INFO] frobbed toml for keyboard-layouts-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/keyboard-layouts/0.1.0/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 keyboard-layouts-0.1.0 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/keyboard-layouts/0.1.0:/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] ce4167cd16ac30cbab3cb4684f49ba2c48e97b57f869a60b18c762ac4b079af3
[INFO] running `"docker" "start" "-a" "ce4167cd16ac30cbab3cb4684f49ba2c48e97b57f869a60b18c762ac4b079af3"`
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling bindgen v0.46.0
[INFO] [stderr]    Compiling gen_layouts_sys v0.1.0
[INFO] [stderr]    Compiling keyboard-layouts v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.57s
[INFO] running `"docker" "inspect" "ce4167cd16ac30cbab3cb4684f49ba2c48e97b57f869a60b18c762ac4b079af3"`
[INFO] running `"docker" "rm" "-f" "ce4167cd16ac30cbab3cb4684f49ba2c48e97b57f869a60b18c762ac4b079af3"`
[INFO] [stdout] ce4167cd16ac30cbab3cb4684f49ba2c48e97b57f869a60b18c762ac4b079af3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/keyboard-layouts/0.1.0:/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] 961801ef8076a824e5471c9312472158d28ed29daccb0230cd28609241f5063a
[INFO] running `"docker" "start" "-a" "961801ef8076a824e5471c9312472158d28ed29daccb0230cd28609241f5063a"`
[INFO] [stderr] error: multiple packages link to native library `clang`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `clang-sys v0.26.4`
[INFO] [stderr]     ... which is depended on by `bindgen v0.46.0`
[INFO] [stderr]     ... which is depended on by `gen_layouts_sys v0.1.0`
[INFO] [stderr]     ... which is depended on by `keyboard-layouts v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] links to native library `clang`
[INFO] [stderr] 
[INFO] [stderr] package `clang-sys v0.22.0`
[INFO] [stderr]     ... which is depended on by `bindgen v0.35.0`
[INFO] [stderr]     ... which is depended on by `uhid-sys v1.0.0`
[INFO] [stderr]     ... which is depended on by `tokio-linux-uhid v0.3.2`
[INFO] [stderr]     ... which is depended on by `keyboard-layouts v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] also links to native library `clang`
[INFO] running `"docker" "inspect" "961801ef8076a824e5471c9312472158d28ed29daccb0230cd28609241f5063a"`
[INFO] running `"docker" "rm" "-f" "961801ef8076a824e5471c9312472158d28ed29daccb0230cd28609241f5063a"`
[INFO] [stdout] 961801ef8076a824e5471c9312472158d28ed29daccb0230cd28609241f5063a