[INFO] updating cached repository Luke-Draper/DailyProgrammingChallenges
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Luke-Draper/DailyProgrammingChallenges
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Luke-Draper/DailyProgrammingChallenges" "work/ex/beta-1.37-6/sources/1.36.0/gh/Luke-Draper/DailyProgrammingChallenges"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Luke-Draper/DailyProgrammingChallenges'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Luke-Draper/DailyProgrammingChallenges" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Luke-Draper/DailyProgrammingChallenges"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Luke-Draper/DailyProgrammingChallenges'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 883a5c904c57401420474106330864c69ecdd570
[INFO] sha for GitHub repo Luke-Draper/DailyProgrammingChallenges: 883a5c904c57401420474106330864c69ecdd570
[INFO] validating manifest of Luke-Draper/DailyProgrammingChallenges 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 Luke-Draper/DailyProgrammingChallenges 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 Luke-Draper/DailyProgrammingChallenges
[INFO] finished frobbing Luke-Draper/DailyProgrammingChallenges
[INFO] frobbed toml for Luke-Draper/DailyProgrammingChallenges written to work/ex/beta-1.37-6/sources/1.36.0/gh/Luke-Draper/DailyProgrammingChallenges/Cargo.toml
[INFO] started frobbing Luke-Draper/DailyProgrammingChallenges
[INFO] finished frobbing Luke-Draper/DailyProgrammingChallenges
[INFO] frobbed toml for Luke-Draper/DailyProgrammingChallenges written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Luke-Draper/DailyProgrammingChallenges/Cargo.toml
[INFO] crate Luke-Draper/DailyProgrammingChallenges 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 Luke-Draper/DailyProgrammingChallenges against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Luke-Draper/DailyProgrammingChallenges:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 4d236d6d8b388ecf462e7f735ee0ff881f846f9e9af3c524e2ed46f81d485e68
[INFO] running `"docker" "start" "-a" "4d236d6d8b388ecf462e7f735ee0ff881f846f9e9af3c524e2ed46f81d485e68"`
[INFO] [stderr]    Compiling daily_programming_challenges v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "4d236d6d8b388ecf462e7f735ee0ff881f846f9e9af3c524e2ed46f81d485e68"`
[INFO] running `"docker" "rm" "-f" "4d236d6d8b388ecf462e7f735ee0ff881f846f9e9af3c524e2ed46f81d485e68"`
[INFO] [stdout] 4d236d6d8b388ecf462e7f735ee0ff881f846f9e9af3c524e2ed46f81d485e68
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Luke-Draper/DailyProgrammingChallenges:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 841bc010bf2ef839aa4e14cb8757bd5801e6d17db04390f23ea5d37401cfd98e
[INFO] running `"docker" "start" "-a" "841bc010bf2ef839aa4e14cb8757bd5801e6d17db04390f23ea5d37401cfd98e"`
[INFO] [stderr]    Compiling daily_programming_challenges v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "841bc010bf2ef839aa4e14cb8757bd5801e6d17db04390f23ea5d37401cfd98e"`
[INFO] running `"docker" "rm" "-f" "841bc010bf2ef839aa4e14cb8757bd5801e6d17db04390f23ea5d37401cfd98e"`
[INFO] [stdout] 841bc010bf2ef839aa4e14cb8757bd5801e6d17db04390f23ea5d37401cfd98e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Luke-Draper/DailyProgrammingChallenges:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 7c13b3724d3e14729120aed839003713a92190feb92a0f562a818c3af5f28660
[INFO] running `"docker" "start" "-a" "7c13b3724d3e14729120aed839003713a92190feb92a0f562a818c3af5f28660"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/11_11_18-ee9eab4657af73f3
[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] [stderr]      Running /opt/crater/target/debug/deps/daily_programming_challenges-219170bdb6b78c18
[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" "7c13b3724d3e14729120aed839003713a92190feb92a0f562a818c3af5f28660"`
[INFO] running `"docker" "rm" "-f" "7c13b3724d3e14729120aed839003713a92190feb92a0f562a818c3af5f28660"`
[INFO] [stdout] 7c13b3724d3e14729120aed839003713a92190feb92a0f562a818c3af5f28660