[INFO] updating cached repository mwilliamson/rewrite-c-strings
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mwilliamson/rewrite-c-strings
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mwilliamson/rewrite-c-strings" "work/ex/beta-1.37-6/sources/1.36.0/gh/mwilliamson/rewrite-c-strings"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mwilliamson/rewrite-c-strings'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mwilliamson/rewrite-c-strings" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mwilliamson/rewrite-c-strings"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mwilliamson/rewrite-c-strings'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 51f69f60bcdd708223cdc363817b5ae153f003c3
[INFO] sha for GitHub repo mwilliamson/rewrite-c-strings: 51f69f60bcdd708223cdc363817b5ae153f003c3
[INFO] validating manifest of mwilliamson/rewrite-c-strings 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 mwilliamson/rewrite-c-strings 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 mwilliamson/rewrite-c-strings
[INFO] finished frobbing mwilliamson/rewrite-c-strings
[INFO] frobbed toml for mwilliamson/rewrite-c-strings written to work/ex/beta-1.37-6/sources/1.36.0/gh/mwilliamson/rewrite-c-strings/Cargo.toml
[INFO] started frobbing mwilliamson/rewrite-c-strings
[INFO] finished frobbing mwilliamson/rewrite-c-strings
[INFO] frobbed toml for mwilliamson/rewrite-c-strings written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mwilliamson/rewrite-c-strings/Cargo.toml
[INFO] crate mwilliamson/rewrite-c-strings 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing mwilliamson/rewrite-c-strings 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/mwilliamson/rewrite-c-strings:/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] f95d93671b93ef02caa940dba3fb0c0b44bf60be0438e89e10eb97fc347564b6
[INFO] running `"docker" "start" "-a" "f95d93671b93ef02caa940dba3fb0c0b44bf60be0438e89e10eb97fc347564b6"`
[INFO] [stderr]    Compiling unicode-segmentation v1.0.1
[INFO] [stderr]    Compiling memmap v0.5.0
[INFO] [stderr]    Compiling clap v2.20.0
[INFO] [stderr]    Compiling rewrite-c-strings v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.57s
[INFO] running `"docker" "inspect" "f95d93671b93ef02caa940dba3fb0c0b44bf60be0438e89e10eb97fc347564b6"`
[INFO] running `"docker" "rm" "-f" "f95d93671b93ef02caa940dba3fb0c0b44bf60be0438e89e10eb97fc347564b6"`
[INFO] [stdout] f95d93671b93ef02caa940dba3fb0c0b44bf60be0438e89e10eb97fc347564b6
[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/mwilliamson/rewrite-c-strings:/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] 7a6882786aebd2ea51af772c58b6bfda4123b7c1db820905e4c2215ae25841aa
[INFO] running `"docker" "start" "-a" "7a6882786aebd2ea51af772c58b6bfda4123b7c1db820905e4c2215ae25841aa"`
[INFO] [stderr]    Compiling rewrite-c-strings v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "7a6882786aebd2ea51af772c58b6bfda4123b7c1db820905e4c2215ae25841aa"`
[INFO] running `"docker" "rm" "-f" "7a6882786aebd2ea51af772c58b6bfda4123b7c1db820905e4c2215ae25841aa"`
[INFO] [stdout] 7a6882786aebd2ea51af772c58b6bfda4123b7c1db820905e4c2215ae25841aa
[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/mwilliamson/rewrite-c-strings:/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] 3e47bf5e17e07f838c2a46ccd413ed5dfdef31f7ac1656d525f44e7b9ccab7b7
[INFO] running `"docker" "start" "-a" "3e47bf5e17e07f838c2a46ccd413ed5dfdef31f7ac1656d525f44e7b9ccab7b7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rewrite_c_strings-4f1ee13478deb2f6
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::when_old_is_same_length_as_new_then_replacement_occurs ... ok
[INFO] [stdout] test tests::when_buffer_does_not_contain_old_then_buffer_is_unchanged ... ok
[INFO] [stdout] test tests::when_old_is_longer_than_new_and_there_are_no_trailing_characters_then_string_is_padded_with_null ... ok
[INFO] [stdout] test tests::when_old_is_longer_than_new_and_there_are_characters_after_old_then_trailing_characters_are_shifted ... ok
[INFO] [stdout] test tests::empty_buffer_is_unchanged ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3e47bf5e17e07f838c2a46ccd413ed5dfdef31f7ac1656d525f44e7b9ccab7b7"`
[INFO] running `"docker" "rm" "-f" "3e47bf5e17e07f838c2a46ccd413ed5dfdef31f7ac1656d525f44e7b9ccab7b7"`
[INFO] [stdout] 3e47bf5e17e07f838c2a46ccd413ed5dfdef31f7ac1656d525f44e7b9ccab7b7