[INFO] updating cached repository RyuuGan/rust-problems
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RyuuGan/rust-problems
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RyuuGan/rust-problems" "work/ex/beta-1.38-1/sources/1.37.0/gh/RyuuGan/rust-problems"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/RyuuGan/rust-problems'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RyuuGan/rust-problems" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RyuuGan/rust-problems"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RyuuGan/rust-problems'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 52a5aaf306a1e55b5c7f92601e21202e5fb0be3a
[INFO] sha for GitHub repo RyuuGan/rust-problems: 52a5aaf306a1e55b5c7f92601e21202e5fb0be3a
[INFO] validating manifest of RyuuGan/rust-problems 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 RyuuGan/rust-problems 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 RyuuGan/rust-problems
[INFO] finished frobbing RyuuGan/rust-problems
[INFO] frobbed toml for RyuuGan/rust-problems written to work/ex/beta-1.38-1/sources/1.37.0/gh/RyuuGan/rust-problems/Cargo.toml
[INFO] started frobbing RyuuGan/rust-problems
[INFO] finished frobbing RyuuGan/rust-problems
[INFO] frobbed toml for RyuuGan/rust-problems written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RyuuGan/rust-problems/Cargo.toml
[INFO] crate RyuuGan/rust-problems 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 RyuuGan/rust-problems 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RyuuGan/rust-problems:/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] e81fb419b889298a4423a1b401bea880f91cc3c84835c3f9ce7e85346aa6a9dc
[INFO] running `"docker" "start" "-a" "e81fb419b889298a4423a1b401bea880f91cc3c84835c3f9ce7e85346aa6a9dc"`
[INFO] [stderr]    Compiling coding v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "e81fb419b889298a4423a1b401bea880f91cc3c84835c3f9ce7e85346aa6a9dc"`
[INFO] running `"docker" "rm" "-f" "e81fb419b889298a4423a1b401bea880f91cc3c84835c3f9ce7e85346aa6a9dc"`
[INFO] [stdout] e81fb419b889298a4423a1b401bea880f91cc3c84835c3f9ce7e85346aa6a9dc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RyuuGan/rust-problems:/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] 0980e23f623c4aef3b427d50d33cd647ae2eb31d77b0f50fa4492b90c48f53f9
[INFO] running `"docker" "start" "-a" "0980e23f623c4aef3b427d50d33cd647ae2eb31d77b0f50fa4492b90c48f53f9"`
[INFO] [stderr]    Compiling coding v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "0980e23f623c4aef3b427d50d33cd647ae2eb31d77b0f50fa4492b90c48f53f9"`
[INFO] running `"docker" "rm" "-f" "0980e23f623c4aef3b427d50d33cd647ae2eb31d77b0f50fa4492b90c48f53f9"`
[INFO] [stdout] 0980e23f623c4aef3b427d50d33cd647ae2eb31d77b0f50fa4492b90c48f53f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RyuuGan/rust-problems:/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] 947a40de16f089208340e79fc8c1203ae6890f459e55f5919212f8bbcd8b6680
[INFO] running `"docker" "start" "-a" "947a40de16f089208340e79fc8c1203ae6890f459e55f5919212f8bbcd8b6680"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/coding-24416adf551393fc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "947a40de16f089208340e79fc8c1203ae6890f459e55f5919212f8bbcd8b6680"`
[INFO] running `"docker" "rm" "-f" "947a40de16f089208340e79fc8c1203ae6890f459e55f5919212f8bbcd8b6680"`
[INFO] [stdout] 947a40de16f089208340e79fc8c1203ae6890f459e55f5919212f8bbcd8b6680