[INFO] updating cached repository silverjam/rslow
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/silverjam/rslow
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/silverjam/rslow" "work/ex/beta-1.38-1/sources/1.37.0/gh/silverjam/rslow"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/silverjam/rslow'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/silverjam/rslow" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silverjam/rslow"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silverjam/rslow'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 80d653414cee659f3a3bf0b5399c92e64f57da6a
[INFO] sha for GitHub repo silverjam/rslow: 80d653414cee659f3a3bf0b5399c92e64f57da6a
[INFO] validating manifest of silverjam/rslow 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 silverjam/rslow 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 silverjam/rslow
[INFO] finished frobbing silverjam/rslow
[INFO] frobbed toml for silverjam/rslow written to work/ex/beta-1.38-1/sources/1.37.0/gh/silverjam/rslow/Cargo.toml
[INFO] started frobbing silverjam/rslow
[INFO] finished frobbing silverjam/rslow
[INFO] frobbed toml for silverjam/rslow written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silverjam/rslow/Cargo.toml
[INFO] crate silverjam/rslow 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 silverjam/rslow 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/silverjam/rslow:/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] de8fda73c70689d25a0002e98564280845486bedc757424e7e03ea823e79a92a
[INFO] running `"docker" "start" "-a" "de8fda73c70689d25a0002e98564280845486bedc757424e7e03ea823e79a92a"`
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling rslow v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.47s
[INFO] running `"docker" "inspect" "de8fda73c70689d25a0002e98564280845486bedc757424e7e03ea823e79a92a"`
[INFO] running `"docker" "rm" "-f" "de8fda73c70689d25a0002e98564280845486bedc757424e7e03ea823e79a92a"`
[INFO] [stdout] de8fda73c70689d25a0002e98564280845486bedc757424e7e03ea823e79a92a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/silverjam/rslow:/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] b44269569bb837dcec213d22ab951a4f89993b53e8d288e08c822ae19163646a
[INFO] running `"docker" "start" "-a" "b44269569bb837dcec213d22ab951a4f89993b53e8d288e08c822ae19163646a"`
[INFO] [stderr]    Compiling rslow v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "b44269569bb837dcec213d22ab951a4f89993b53e8d288e08c822ae19163646a"`
[INFO] running `"docker" "rm" "-f" "b44269569bb837dcec213d22ab951a4f89993b53e8d288e08c822ae19163646a"`
[INFO] [stdout] b44269569bb837dcec213d22ab951a4f89993b53e8d288e08c822ae19163646a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/silverjam/rslow:/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] da7b8d12b4395e6c94aee6557d549ce6ddf7aa6b2412e7ca39bfe07b911a27e4
[INFO] running `"docker" "start" "-a" "da7b8d12b4395e6c94aee6557d549ce6ddf7aa6b2412e7ca39bfe07b911a27e4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rslow-28200a625e8e144a
[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" "da7b8d12b4395e6c94aee6557d549ce6ddf7aa6b2412e7ca39bfe07b911a27e4"`
[INFO] running `"docker" "rm" "-f" "da7b8d12b4395e6c94aee6557d549ce6ddf7aa6b2412e7ca39bfe07b911a27e4"`
[INFO] [stdout] da7b8d12b4395e6c94aee6557d549ce6ddf7aa6b2412e7ca39bfe07b911a27e4