[INFO] updating cached repository matklad/drop_bomb
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/matklad/drop_bomb
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/matklad/drop_bomb" "work/ex/beta-1.37-6/sources/1.36.0/gh/matklad/drop_bomb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/matklad/drop_bomb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/matklad/drop_bomb" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matklad/drop_bomb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matklad/drop_bomb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f664dd6361f6f7b6d54d6c4c799c2fd2e47dda78
[INFO] sha for GitHub repo matklad/drop_bomb: f664dd6361f6f7b6d54d6c4c799c2fd2e47dda78
[INFO] validating manifest of matklad/drop_bomb 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 matklad/drop_bomb 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 matklad/drop_bomb
[INFO] finished frobbing matklad/drop_bomb
[INFO] frobbed toml for matklad/drop_bomb written to work/ex/beta-1.37-6/sources/1.36.0/gh/matklad/drop_bomb/Cargo.toml
[INFO] started frobbing matklad/drop_bomb
[INFO] finished frobbing matklad/drop_bomb
[INFO] frobbed toml for matklad/drop_bomb written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matklad/drop_bomb/Cargo.toml
[INFO] crate matklad/drop_bomb 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 matklad/drop_bomb against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matklad/drop_bomb:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] f4c7994d8cd1a184af7d63604e7fedf4da7df57cd546f5935ba5d1ae7382a6ee
[INFO] running `"docker" "start" "-a" "f4c7994d8cd1a184af7d63604e7fedf4da7df57cd546f5935ba5d1ae7382a6ee"`
[INFO] [stderr]    Compiling drop_bomb v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "f4c7994d8cd1a184af7d63604e7fedf4da7df57cd546f5935ba5d1ae7382a6ee"`
[INFO] running `"docker" "rm" "-f" "f4c7994d8cd1a184af7d63604e7fedf4da7df57cd546f5935ba5d1ae7382a6ee"`
[INFO] [stdout] f4c7994d8cd1a184af7d63604e7fedf4da7df57cd546f5935ba5d1ae7382a6ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matklad/drop_bomb:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 34d5905aa79ca0f6a540ad0f6d45bc5dc0fcec66be8a786481c70847355b8ccc
[INFO] running `"docker" "start" "-a" "34d5905aa79ca0f6a540ad0f6d45bc5dc0fcec66be8a786481c70847355b8ccc"`
[INFO] [stderr]    Compiling drop_bomb v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "34d5905aa79ca0f6a540ad0f6d45bc5dc0fcec66be8a786481c70847355b8ccc"`
[INFO] running `"docker" "rm" "-f" "34d5905aa79ca0f6a540ad0f6d45bc5dc0fcec66be8a786481c70847355b8ccc"`
[INFO] [stdout] 34d5905aa79ca0f6a540ad0f6d45bc5dc0fcec66be8a786481c70847355b8ccc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matklad/drop_bomb:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 6ab0015efbed8df6543ff8b08abc3cbb986f2b2f992b75a4a270c2aad7c1fa0b
[INFO] running `"docker" "start" "-a" "6ab0015efbed8df6543ff8b08abc3cbb986f2b2f992b75a4a270c2aad7c1fa0b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/drop_bomb-9bc928d05b5cd979
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::check_traits ... ok
[INFO] [stdout] test tests::defused_bomb_is_safe ... ok
[INFO] [stdout] test tests::defused_bomb_is_safe_if_debug ... ok
[INFO] [stdout] test tests::debug_bomb_bombs_if_debug ... ok
[INFO] [stdout] test tests::no_double_panics ... ok
[INFO] [stdout] test tests::armed_bomb_bombs ... ok
[INFO] [stdout] test tests::no_double_panics_if_debug ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests drop_bomb
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6ab0015efbed8df6543ff8b08abc3cbb986f2b2f992b75a4a270c2aad7c1fa0b"`
[INFO] running `"docker" "rm" "-f" "6ab0015efbed8df6543ff8b08abc3cbb986f2b2f992b75a4a270c2aad7c1fa0b"`
[INFO] [stdout] 6ab0015efbed8df6543ff8b08abc3cbb986f2b2f992b75a4a270c2aad7c1fa0b