[INFO] updating cached repository abeforgit/bg_switcher
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/abeforgit/bg_switcher
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/abeforgit/bg_switcher" "work/ex/beta-1.38-1/sources/1.37.0/gh/abeforgit/bg_switcher"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/abeforgit/bg_switcher'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/abeforgit/bg_switcher" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abeforgit/bg_switcher"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abeforgit/bg_switcher'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] efd698a6d389943f938850be65acf17325059bf7
[INFO] sha for GitHub repo abeforgit/bg_switcher: efd698a6d389943f938850be65acf17325059bf7
[INFO] validating manifest of abeforgit/bg_switcher 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 abeforgit/bg_switcher 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 abeforgit/bg_switcher
[INFO] finished frobbing abeforgit/bg_switcher
[INFO] frobbed toml for abeforgit/bg_switcher written to work/ex/beta-1.38-1/sources/1.37.0/gh/abeforgit/bg_switcher/Cargo.toml
[INFO] started frobbing abeforgit/bg_switcher
[INFO] finished frobbing abeforgit/bg_switcher
[INFO] frobbed toml for abeforgit/bg_switcher written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abeforgit/bg_switcher/Cargo.toml
[INFO] crate abeforgit/bg_switcher already has a lockfile, it will not be regenerated
[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 abeforgit/bg_switcher 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/abeforgit/bg_switcher:/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] 61bfcf8203b685e33686fa1ebdbb3c0959f704f40d9a06b6516f13c87ae3fe90
[INFO] running `"docker" "start" "-a" "61bfcf8203b685e33686fa1ebdbb3c0959f704f40d9a06b6516f13c87ae3fe90"`
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling daemonize v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.24
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling i3ipc v0.8.2
[INFO] [stderr]    Compiling bg_switcher v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.24s
[INFO] running `"docker" "inspect" "61bfcf8203b685e33686fa1ebdbb3c0959f704f40d9a06b6516f13c87ae3fe90"`
[INFO] running `"docker" "rm" "-f" "61bfcf8203b685e33686fa1ebdbb3c0959f704f40d9a06b6516f13c87ae3fe90"`
[INFO] [stdout] 61bfcf8203b685e33686fa1ebdbb3c0959f704f40d9a06b6516f13c87ae3fe90
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/abeforgit/bg_switcher:/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] 92812531a530dd7eb1d8897739ad728f724a4329fe121856ab9828b59f925df1
[INFO] running `"docker" "start" "-a" "92812531a530dd7eb1d8897739ad728f724a4329fe121856ab9828b59f925df1"`
[INFO] [stderr]    Compiling bg_switcher v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "92812531a530dd7eb1d8897739ad728f724a4329fe121856ab9828b59f925df1"`
[INFO] running `"docker" "rm" "-f" "92812531a530dd7eb1d8897739ad728f724a4329fe121856ab9828b59f925df1"`
[INFO] [stdout] 92812531a530dd7eb1d8897739ad728f724a4329fe121856ab9828b59f925df1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/abeforgit/bg_switcher:/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"`
[INFO] [stdout] 713bd370c8da2523f2fffa3e4dadb1794c81f3c8b6019736bb7d259191c64c4e
[INFO] running `"docker" "start" "-a" "713bd370c8da2523f2fffa3e4dadb1794c81f3c8b6019736bb7d259191c64c4e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bg_switcher-a684d2df2fba2d3b
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "713bd370c8da2523f2fffa3e4dadb1794c81f3c8b6019736bb7d259191c64c4e"`
[INFO] running `"docker" "rm" "-f" "713bd370c8da2523f2fffa3e4dadb1794c81f3c8b6019736bb7d259191c64c4e"`
[INFO] [stdout] 713bd370c8da2523f2fffa3e4dadb1794c81f3c8b6019736bb7d259191c64c4e