[INFO] updating cached repository calvinbrown085/rps_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/calvinbrown085/rps_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/calvinbrown085/rps_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/calvinbrown085/rps_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/calvinbrown085/rps_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/calvinbrown085/rps_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/calvinbrown085/rps_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/calvinbrown085/rps_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aaf3f396e1fc7cd9f998126783ba7cb6b7b81721
[INFO] sha for GitHub repo calvinbrown085/rps_rust: aaf3f396e1fc7cd9f998126783ba7cb6b7b81721
[INFO] validating manifest of calvinbrown085/rps_rust 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 calvinbrown085/rps_rust 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 calvinbrown085/rps_rust
[INFO] finished frobbing calvinbrown085/rps_rust
[INFO] frobbed toml for calvinbrown085/rps_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/calvinbrown085/rps_rust/Cargo.toml
[INFO] started frobbing calvinbrown085/rps_rust
[INFO] finished frobbing calvinbrown085/rps_rust
[INFO] frobbed toml for calvinbrown085/rps_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/calvinbrown085/rps_rust/Cargo.toml
[INFO] crate calvinbrown085/rps_rust 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 calvinbrown085/rps_rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/calvinbrown085/rps_rust:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] e6d570d86d445d6687de1ea280385b15061003597f8697424d7caba45dd3512b
[INFO] running `"docker" "start" "-a" "e6d570d86d445d6687de1ea280385b15061003597f8697424d7caba45dd3512b"`
[INFO] [stderr]    Compiling rps_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt::Error`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "e6d570d86d445d6687de1ea280385b15061003597f8697424d7caba45dd3512b"`
[INFO] running `"docker" "rm" "-f" "e6d570d86d445d6687de1ea280385b15061003597f8697424d7caba45dd3512b"`
[INFO] [stdout] e6d570d86d445d6687de1ea280385b15061003597f8697424d7caba45dd3512b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/calvinbrown085/rps_rust:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] fcc9f0d310c9da189c1ac20841cacf08c60ef3403f2eeaccb560f4ac22cd19e0
[INFO] running `"docker" "start" "-a" "fcc9f0d310c9da189c1ac20841cacf08c60ef3403f2eeaccb560f4ac22cd19e0"`
[INFO] [stderr]    Compiling rps_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt::Error`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "fcc9f0d310c9da189c1ac20841cacf08c60ef3403f2eeaccb560f4ac22cd19e0"`
[INFO] running `"docker" "rm" "-f" "fcc9f0d310c9da189c1ac20841cacf08c60ef3403f2eeaccb560f4ac22cd19e0"`
[INFO] [stdout] fcc9f0d310c9da189c1ac20841cacf08c60ef3403f2eeaccb560f4ac22cd19e0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/calvinbrown085/rps_rust:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] b2e64acecd1dd2f7d8b412f2abd8144d249da8be66d5127e5aaee0e5d8c7930c
[INFO] running `"docker" "start" "-a" "b2e64acecd1dd2f7d8b412f2abd8144d249da8be66d5127e5aaee0e5d8c7930c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rps_rust-2de05f47e784abbb
[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" "b2e64acecd1dd2f7d8b412f2abd8144d249da8be66d5127e5aaee0e5d8c7930c"`
[INFO] running `"docker" "rm" "-f" "b2e64acecd1dd2f7d8b412f2abd8144d249da8be66d5127e5aaee0e5d8c7930c"`
[INFO] [stdout] b2e64acecd1dd2f7d8b412f2abd8144d249da8be66d5127e5aaee0e5d8c7930c