[INFO] updating cached repository Isandaddy/study_program
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Isandaddy/study_program
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Isandaddy/study_program" "work/ex/beta-1.38-1/sources/1.37.0/gh/Isandaddy/study_program"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Isandaddy/study_program'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Isandaddy/study_program" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Isandaddy/study_program"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Isandaddy/study_program'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1474380a5bf2cf386dd5b586988998850a378b82
[INFO] sha for GitHub repo Isandaddy/study_program: 1474380a5bf2cf386dd5b586988998850a378b82
[INFO] validating manifest of Isandaddy/study_program 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 Isandaddy/study_program 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 Isandaddy/study_program
[INFO] finished frobbing Isandaddy/study_program
[INFO] frobbed toml for Isandaddy/study_program written to work/ex/beta-1.38-1/sources/1.37.0/gh/Isandaddy/study_program/Cargo.toml
[INFO] started frobbing Isandaddy/study_program
[INFO] finished frobbing Isandaddy/study_program
[INFO] frobbed toml for Isandaddy/study_program written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Isandaddy/study_program/Cargo.toml
[INFO] crate Isandaddy/study_program 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 Isandaddy/study_program 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Isandaddy/study_program:/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] 55134d64f020b940d1040dfe1ef5872fd9fc582162d896704edc1d62269bfd79
[INFO] running `"docker" "start" "-a" "55134d64f020b940d1040dfe1ef5872fd9fc582162d896704edc1d62269bfd79"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "55134d64f020b940d1040dfe1ef5872fd9fc582162d896704edc1d62269bfd79"`
[INFO] running `"docker" "rm" "-f" "55134d64f020b940d1040dfe1ef5872fd9fc582162d896704edc1d62269bfd79"`
[INFO] [stdout] 55134d64f020b940d1040dfe1ef5872fd9fc582162d896704edc1d62269bfd79
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Isandaddy/study_program:/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] 584dfdbb6401d6d4ad5a9589d147c74b1f3663a856227fbf6ea8ca9a0efb7530
[INFO] running `"docker" "start" "-a" "584dfdbb6401d6d4ad5a9589d147c74b1f3663a856227fbf6ea8ca9a0efb7530"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "584dfdbb6401d6d4ad5a9589d147c74b1f3663a856227fbf6ea8ca9a0efb7530"`
[INFO] running `"docker" "rm" "-f" "584dfdbb6401d6d4ad5a9589d147c74b1f3663a856227fbf6ea8ca9a0efb7530"`
[INFO] [stdout] 584dfdbb6401d6d4ad5a9589d147c74b1f3663a856227fbf6ea8ca9a0efb7530
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Isandaddy/study_program:/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] ef0f518c53ae52309c410b3038bd908dd304502abc7cb94fc2c12d300e97b116
[INFO] running `"docker" "start" "-a" "ef0f518c53ae52309c410b3038bd908dd304502abc7cb94fc2c12d300e97b116"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_world-f3509c269cd20c08
[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" "ef0f518c53ae52309c410b3038bd908dd304502abc7cb94fc2c12d300e97b116"`
[INFO] running `"docker" "rm" "-f" "ef0f518c53ae52309c410b3038bd908dd304502abc7cb94fc2c12d300e97b116"`
[INFO] [stdout] ef0f518c53ae52309c410b3038bd908dd304502abc7cb94fc2c12d300e97b116