[INFO] updating cached repository juhnowski/rust_loop
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/juhnowski/rust_loop
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/juhnowski/rust_loop" "work/ex/beta-1.38-1/sources/1.37.0/gh/juhnowski/rust_loop"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/juhnowski/rust_loop'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/juhnowski/rust_loop" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/juhnowski/rust_loop"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/juhnowski/rust_loop'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d00868986cadd6af1bc5745931360860671fb96f
[INFO] sha for GitHub repo juhnowski/rust_loop: d00868986cadd6af1bc5745931360860671fb96f
[INFO] validating manifest of juhnowski/rust_loop 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 juhnowski/rust_loop 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 juhnowski/rust_loop
[INFO] finished frobbing juhnowski/rust_loop
[INFO] frobbed toml for juhnowski/rust_loop written to work/ex/beta-1.38-1/sources/1.37.0/gh/juhnowski/rust_loop/Cargo.toml
[INFO] started frobbing juhnowski/rust_loop
[INFO] finished frobbing juhnowski/rust_loop
[INFO] frobbed toml for juhnowski/rust_loop written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/juhnowski/rust_loop/Cargo.toml
[INFO] crate juhnowski/rust_loop 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 juhnowski/rust_loop 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-7/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/juhnowski/rust_loop:/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] eb2a82de193d87dbaf56db3e6609360485064a46676c4ae5d5e9d70c65227275
[INFO] running `"docker" "start" "-a" "eb2a82de193d87dbaf56db3e6609360485064a46676c4ae5d5e9d70c65227275"`
[INFO] [stderr]    Compiling loops v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "eb2a82de193d87dbaf56db3e6609360485064a46676c4ae5d5e9d70c65227275"`
[INFO] running `"docker" "rm" "-f" "eb2a82de193d87dbaf56db3e6609360485064a46676c4ae5d5e9d70c65227275"`
[INFO] [stdout] eb2a82de193d87dbaf56db3e6609360485064a46676c4ae5d5e9d70c65227275
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/juhnowski/rust_loop:/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] 67e1ea18616c6ee477016a81b8e42100b19bb142c3538128ad7d71156e755ce0
[INFO] running `"docker" "start" "-a" "67e1ea18616c6ee477016a81b8e42100b19bb142c3538128ad7d71156e755ce0"`
[INFO] [stderr]    Compiling loops v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "67e1ea18616c6ee477016a81b8e42100b19bb142c3538128ad7d71156e755ce0"`
[INFO] running `"docker" "rm" "-f" "67e1ea18616c6ee477016a81b8e42100b19bb142c3538128ad7d71156e755ce0"`
[INFO] [stdout] 67e1ea18616c6ee477016a81b8e42100b19bb142c3538128ad7d71156e755ce0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/juhnowski/rust_loop:/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] 50736c72b18ec262d7624481433e690186b0871dfc4d8922bdca5cb62ac4e685
[INFO] running `"docker" "start" "-a" "50736c72b18ec262d7624481433e690186b0871dfc4d8922bdca5cb62ac4e685"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/loops-88342897d3726cea
[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" "50736c72b18ec262d7624481433e690186b0871dfc4d8922bdca5cb62ac4e685"`
[INFO] running `"docker" "rm" "-f" "50736c72b18ec262d7624481433e690186b0871dfc4d8922bdca5cb62ac4e685"`
[INFO] [stdout] 50736c72b18ec262d7624481433e690186b0871dfc4d8922bdca5cb62ac4e685