[INFO] updating cached repository jongtao/rstring
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jongtao/rstring
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jongtao/rstring" "work/ex/beta-1.38-1/sources/1.37.0/gh/jongtao/rstring"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jongtao/rstring'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jongtao/rstring" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jongtao/rstring"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jongtao/rstring'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8f800a15877a62491a0a40bb19dc407f4d8aba2a
[INFO] sha for GitHub repo jongtao/rstring: 8f800a15877a62491a0a40bb19dc407f4d8aba2a
[INFO] validating manifest of jongtao/rstring 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 jongtao/rstring 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 jongtao/rstring
[INFO] finished frobbing jongtao/rstring
[INFO] frobbed toml for jongtao/rstring written to work/ex/beta-1.38-1/sources/1.37.0/gh/jongtao/rstring/Cargo.toml
[INFO] started frobbing jongtao/rstring
[INFO] finished frobbing jongtao/rstring
[INFO] frobbed toml for jongtao/rstring written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jongtao/rstring/Cargo.toml
[INFO] crate jongtao/rstring 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 jongtao/rstring against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jongtao/rstring:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 7fd3e36da13a4506ac71827c4764570811e243d57e17f70726828560e4b813b9
[INFO] running `"docker" "start" "-a" "7fd3e36da13a4506ac71827c4764570811e243d57e17f70726828560e4b813b9"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rstring v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `"docker" "inspect" "7fd3e36da13a4506ac71827c4764570811e243d57e17f70726828560e4b813b9"`
[INFO] running `"docker" "rm" "-f" "7fd3e36da13a4506ac71827c4764570811e243d57e17f70726828560e4b813b9"`
[INFO] [stdout] 7fd3e36da13a4506ac71827c4764570811e243d57e17f70726828560e4b813b9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jongtao/rstring:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 244c49aa6d2a3358d96d886dace47b3473060dd720944cb990df07f89195eb1a
[INFO] running `"docker" "start" "-a" "244c49aa6d2a3358d96d886dace47b3473060dd720944cb990df07f89195eb1a"`
[INFO] [stderr]    Compiling rstring v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "244c49aa6d2a3358d96d886dace47b3473060dd720944cb990df07f89195eb1a"`
[INFO] running `"docker" "rm" "-f" "244c49aa6d2a3358d96d886dace47b3473060dd720944cb990df07f89195eb1a"`
[INFO] [stdout] 244c49aa6d2a3358d96d886dace47b3473060dd720944cb990df07f89195eb1a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jongtao/rstring:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 33d772a0848489aa7df176b08d110d9863d55b4fcfb406ae4025c1ea4f97bde1
[INFO] running `"docker" "start" "-a" "33d772a0848489aa7df176b08d110d9863d55b4fcfb406ae4025c1ea4f97bde1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rstring-732c86a6b4ea1f94
[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" "33d772a0848489aa7df176b08d110d9863d55b4fcfb406ae4025c1ea4f97bde1"`
[INFO] running `"docker" "rm" "-f" "33d772a0848489aa7df176b08d110d9863d55b4fcfb406ae4025c1ea4f97bde1"`
[INFO] [stdout] 33d772a0848489aa7df176b08d110d9863d55b4fcfb406ae4025c1ea4f97bde1