[INFO] updating cached repository jorge-marques/hacker-rank-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jorge-marques/hacker-rank-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jorge-marques/hacker-rank-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/jorge-marques/hacker-rank-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jorge-marques/hacker-rank-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jorge-marques/hacker-rank-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jorge-marques/hacker-rank-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jorge-marques/hacker-rank-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f7a9ec21aa6349afd08595901ecfd4da8f7acc76
[INFO] sha for GitHub repo jorge-marques/hacker-rank-rs: f7a9ec21aa6349afd08595901ecfd4da8f7acc76
[INFO] validating manifest of jorge-marques/hacker-rank-rs 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 jorge-marques/hacker-rank-rs 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 jorge-marques/hacker-rank-rs
[INFO] finished frobbing jorge-marques/hacker-rank-rs
[INFO] frobbed toml for jorge-marques/hacker-rank-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/jorge-marques/hacker-rank-rs/Cargo.toml
[INFO] started frobbing jorge-marques/hacker-rank-rs
[INFO] finished frobbing jorge-marques/hacker-rank-rs
[INFO] frobbed toml for jorge-marques/hacker-rank-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jorge-marques/hacker-rank-rs/Cargo.toml
[INFO] crate jorge-marques/hacker-rank-rs 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 jorge-marques/hacker-rank-rs 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-4/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/jorge-marques/hacker-rank-rs:/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] c6b4d7c9a190a67b58d6a2dd194360cfc07fe8f2d7ed825c192507e8ce32b052
[INFO] running `"docker" "start" "-a" "c6b4d7c9a190a67b58d6a2dd194360cfc07fe8f2d7ed825c192507e8ce32b052"`
[INFO] [stderr]    Compiling hacker-rank v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "c6b4d7c9a190a67b58d6a2dd194360cfc07fe8f2d7ed825c192507e8ce32b052"`
[INFO] running `"docker" "rm" "-f" "c6b4d7c9a190a67b58d6a2dd194360cfc07fe8f2d7ed825c192507e8ce32b052"`
[INFO] [stdout] c6b4d7c9a190a67b58d6a2dd194360cfc07fe8f2d7ed825c192507e8ce32b052
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/jorge-marques/hacker-rank-rs:/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] 237b71dcc9ef4f5ddb613f65fa295a83cf741b531dcfd2ebe62645895419a7eb
[INFO] running `"docker" "start" "-a" "237b71dcc9ef4f5ddb613f65fa295a83cf741b531dcfd2ebe62645895419a7eb"`
[INFO] [stderr]    Compiling hacker-rank v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "237b71dcc9ef4f5ddb613f65fa295a83cf741b531dcfd2ebe62645895419a7eb"`
[INFO] running `"docker" "rm" "-f" "237b71dcc9ef4f5ddb613f65fa295a83cf741b531dcfd2ebe62645895419a7eb"`
[INFO] [stdout] 237b71dcc9ef4f5ddb613f65fa295a83cf741b531dcfd2ebe62645895419a7eb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/jorge-marques/hacker-rank-rs:/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] 7c696109e5915044d204086e5d4f2cbce7c238ae00acd7f3bfa119716da7971d
[INFO] running `"docker" "start" "-a" "7c696109e5915044d204086e5d4f2cbce7c238ae00acd7f3bfa119716da7971d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hacker_rank-3c28de3818ea725f
[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" "7c696109e5915044d204086e5d4f2cbce7c238ae00acd7f3bfa119716da7971d"`
[INFO] running `"docker" "rm" "-f" "7c696109e5915044d204086e5d4f2cbce7c238ae00acd7f3bfa119716da7971d"`
[INFO] [stdout] 7c696109e5915044d204086e5d4f2cbce7c238ae00acd7f3bfa119716da7971d