[INFO] updating cached repository unpragmatic/rshell
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/unpragmatic/rshell
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/unpragmatic/rshell" "work/ex/beta-1.38-1/sources/1.37.0/gh/unpragmatic/rshell"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/unpragmatic/rshell'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/unpragmatic/rshell" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unpragmatic/rshell"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unpragmatic/rshell'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 49a26363306ff1342ecef6f48384b9ce541d9331
[INFO] sha for GitHub repo unpragmatic/rshell: 49a26363306ff1342ecef6f48384b9ce541d9331
[INFO] validating manifest of unpragmatic/rshell 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 unpragmatic/rshell 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 unpragmatic/rshell
[INFO] finished frobbing unpragmatic/rshell
[INFO] frobbed toml for unpragmatic/rshell written to work/ex/beta-1.38-1/sources/1.37.0/gh/unpragmatic/rshell/Cargo.toml
[INFO] started frobbing unpragmatic/rshell
[INFO] finished frobbing unpragmatic/rshell
[INFO] frobbed toml for unpragmatic/rshell written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unpragmatic/rshell/Cargo.toml
[INFO] crate unpragmatic/rshell 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 unpragmatic/rshell 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/unpragmatic/rshell:/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] 8c1388d129988527ab13590806ba959cdd12413d7fc5d51ad570fd7974863299
[INFO] running `"docker" "start" "-a" "8c1388d129988527ab13590806ba959cdd12413d7fc5d51ad570fd7974863299"`
[INFO] [stderr]    Compiling rshell v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         stdin().read_line(&mut input_line);
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "8c1388d129988527ab13590806ba959cdd12413d7fc5d51ad570fd7974863299"`
[INFO] running `"docker" "rm" "-f" "8c1388d129988527ab13590806ba959cdd12413d7fc5d51ad570fd7974863299"`
[INFO] [stdout] 8c1388d129988527ab13590806ba959cdd12413d7fc5d51ad570fd7974863299
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/unpragmatic/rshell:/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] 06d1de5bb87dcc82e0de81e371503eb1dd54e2cb6b79e170a811edb358b89906
[INFO] running `"docker" "start" "-a" "06d1de5bb87dcc82e0de81e371503eb1dd54e2cb6b79e170a811edb358b89906"`
[INFO] [stderr]    Compiling rshell v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         stdin().read_line(&mut input_line);
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "06d1de5bb87dcc82e0de81e371503eb1dd54e2cb6b79e170a811edb358b89906"`
[INFO] running `"docker" "rm" "-f" "06d1de5bb87dcc82e0de81e371503eb1dd54e2cb6b79e170a811edb358b89906"`
[INFO] [stdout] 06d1de5bb87dcc82e0de81e371503eb1dd54e2cb6b79e170a811edb358b89906
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/unpragmatic/rshell:/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] a29ae36baadbbba4a7100b9c708fe3a8f33764078192f7f0e5093cbbc80a7217
[INFO] running `"docker" "start" "-a" "a29ae36baadbbba4a7100b9c708fe3a8f33764078192f7f0e5093cbbc80a7217"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rshell-4da8c2fa33b1b4e2
[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" "a29ae36baadbbba4a7100b9c708fe3a8f33764078192f7f0e5093cbbc80a7217"`
[INFO] running `"docker" "rm" "-f" "a29ae36baadbbba4a7100b9c708fe3a8f33764078192f7f0e5093cbbc80a7217"`
[INFO] [stdout] a29ae36baadbbba4a7100b9c708fe3a8f33764078192f7f0e5093cbbc80a7217