[INFO] updating cached repository stevefranchak/backup-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stevefranchak/backup-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stevefranchak/backup-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/stevefranchak/backup-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/stevefranchak/backup-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stevefranchak/backup-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stevefranchak/backup-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stevefranchak/backup-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17d70dabb8f3e7df5ac8e7dd64b3da485aaaf4dd
[INFO] sha for GitHub repo stevefranchak/backup-rs: 17d70dabb8f3e7df5ac8e7dd64b3da485aaaf4dd
[INFO] validating manifest of stevefranchak/backup-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 stevefranchak/backup-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 stevefranchak/backup-rs
[INFO] finished frobbing stevefranchak/backup-rs
[INFO] frobbed toml for stevefranchak/backup-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/stevefranchak/backup-rs/Cargo.toml
[INFO] started frobbing stevefranchak/backup-rs
[INFO] finished frobbing stevefranchak/backup-rs
[INFO] frobbed toml for stevefranchak/backup-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stevefranchak/backup-rs/Cargo.toml
[INFO] crate stevefranchak/backup-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 stevefranchak/backup-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-5/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/stevefranchak/backup-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] 3ac185ca7b1106d38d4945fdf0ba4e7c576d65f556148ee1939a73ea78dd8b55
[INFO] running `"docker" "start" "-a" "3ac185ca7b1106d38d4945fdf0ba4e7c576d65f556148ee1939a73ea78dd8b55"`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]    Compiling backup v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.31s
[INFO] running `"docker" "inspect" "3ac185ca7b1106d38d4945fdf0ba4e7c576d65f556148ee1939a73ea78dd8b55"`
[INFO] running `"docker" "rm" "-f" "3ac185ca7b1106d38d4945fdf0ba4e7c576d65f556148ee1939a73ea78dd8b55"`
[INFO] [stdout] 3ac185ca7b1106d38d4945fdf0ba4e7c576d65f556148ee1939a73ea78dd8b55
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/stevefranchak/backup-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] e535edd5911a7544b3aedc06e5bc70049998a2e98e0d80af5f164b72db15a5ed
[INFO] running `"docker" "start" "-a" "e535edd5911a7544b3aedc06e5bc70049998a2e98e0d80af5f164b72db15a5ed"`
[INFO] [stderr]    Compiling backup v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "e535edd5911a7544b3aedc06e5bc70049998a2e98e0d80af5f164b72db15a5ed"`
[INFO] running `"docker" "rm" "-f" "e535edd5911a7544b3aedc06e5bc70049998a2e98e0d80af5f164b72db15a5ed"`
[INFO] [stdout] e535edd5911a7544b3aedc06e5bc70049998a2e98e0d80af5f164b72db15a5ed
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/stevefranchak/backup-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] 746459a02c80de29281eb71cc89fb15d596a33e8e0f521e1cb839e03dbd03feb
[INFO] running `"docker" "start" "-a" "746459a02c80de29281eb71cc89fb15d596a33e8e0f521e1cb839e03dbd03feb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/backup-bbab60b2c9882a15
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test utilities::iterator_list::tests::test_iterator_list_reset ... ok
[INFO] [stdout] test utilities::iterator_list::tests::test_iterator_list_push ... ok
[INFO] [stdout] test utilities::iterator_list::tests::test_iterator_list_use_case1 ... ok
[INFO] [stdout] test utilities::iterator_list::tests::test_iterator_list_next_iteration ... ok
[INFO] [stdout] test utilities::iterator_list::tests::test_iterator_list_peek ... ok
[INFO] [stdout] test utilities::iterator_list::tests::test_new_iterator_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "746459a02c80de29281eb71cc89fb15d596a33e8e0f521e1cb839e03dbd03feb"`
[INFO] running `"docker" "rm" "-f" "746459a02c80de29281eb71cc89fb15d596a33e8e0f521e1cb839e03dbd03feb"`
[INFO] [stdout] 746459a02c80de29281eb71cc89fb15d596a33e8e0f521e1cb839e03dbd03feb