[INFO] updating cached repository liuchong/cargo-x
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/liuchong/cargo-x
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/liuchong/cargo-x" "work/ex/beta-1.37-6/sources/1.36.0/gh/liuchong/cargo-x"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/liuchong/cargo-x'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/liuchong/cargo-x" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/liuchong/cargo-x"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/liuchong/cargo-x'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d9b4f82820653ed4f21b8842bbc4bfd800fd8d17
[INFO] sha for GitHub repo liuchong/cargo-x: d9b4f82820653ed4f21b8842bbc4bfd800fd8d17
[INFO] validating manifest of liuchong/cargo-x on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of liuchong/cargo-x on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing liuchong/cargo-x
[INFO] finished frobbing liuchong/cargo-x
[INFO] frobbed toml for liuchong/cargo-x written to work/ex/beta-1.37-6/sources/1.36.0/gh/liuchong/cargo-x/Cargo.toml
[INFO] started frobbing liuchong/cargo-x
[INFO] finished frobbing liuchong/cargo-x
[INFO] frobbed toml for liuchong/cargo-x written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/liuchong/cargo-x/Cargo.toml
[INFO] crate liuchong/cargo-x already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing liuchong/cargo-x against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/liuchong/cargo-x:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 35aa4df5118acd6db3927d419688cda7a79d7eaca32adb1728bcbfd4ca70ead3
[INFO] running `"docker" "start" "-a" "35aa4df5118acd6db3927d419688cda7a79d7eaca32adb1728bcbfd4ca70ead3"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling cargo-x v0.3.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.30s
[INFO] running `"docker" "inspect" "35aa4df5118acd6db3927d419688cda7a79d7eaca32adb1728bcbfd4ca70ead3"`
[INFO] running `"docker" "rm" "-f" "35aa4df5118acd6db3927d419688cda7a79d7eaca32adb1728bcbfd4ca70ead3"`
[INFO] [stdout] 35aa4df5118acd6db3927d419688cda7a79d7eaca32adb1728bcbfd4ca70ead3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/liuchong/cargo-x:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 42687b87a7e069afcde60172e71372dab1274d4efef9716895288dff99c39c11
[INFO] running `"docker" "start" "-a" "42687b87a7e069afcde60172e71372dab1274d4efef9716895288dff99c39c11"`
[INFO] [stderr]    Compiling cargo-x v0.3.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.92s
[INFO] running `"docker" "inspect" "42687b87a7e069afcde60172e71372dab1274d4efef9716895288dff99c39c11"`
[INFO] running `"docker" "rm" "-f" "42687b87a7e069afcde60172e71372dab1274d4efef9716895288dff99c39c11"`
[INFO] [stdout] 42687b87a7e069afcde60172e71372dab1274d4efef9716895288dff99c39c11
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/liuchong/cargo-x:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 2d86a3a65c97115be6b46fa9ef81f6e2a2284aa4ec1236f51b774f3ea9e7a642
[INFO] running `"docker" "start" "-a" "2d86a3a65c97115be6b46fa9ef81f6e2a2284aa4ec1236f51b774f3ea9e7a642"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_x-be00bd27b4f8d692
[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] [stderr]      Running /opt/crater/target/debug/deps/cargo_x-df34932306a54f65
[INFO] [stderr]      Running /opt/crater/target/debug/deps/x-37b78ece1f5d020b
[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] [stdout] 
[INFO] [stderr]    Doc-tests cargo_x
[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] [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" "2d86a3a65c97115be6b46fa9ef81f6e2a2284aa4ec1236f51b774f3ea9e7a642"`
[INFO] running `"docker" "rm" "-f" "2d86a3a65c97115be6b46fa9ef81f6e2a2284aa4ec1236f51b774f3ea9e7a642"`
[INFO] [stdout] 2d86a3a65c97115be6b46fa9ef81f6e2a2284aa4ec1236f51b774f3ea9e7a642