[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-1.38-1/sources/1.37.0/gh/mwilliamson/rewrite-c-strings"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mwilliamson/rewrite-c-strings'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mwilliamson/rewrite-c-strings" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mwilliamson/rewrite-c-strings"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mwilliamson/rewrite-c-strings 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 mwilliamson/rewrite-c-strings
[INFO] finished frobbing mwilliamson/rewrite-c-strings
[INFO] frobbed toml for mwilliamson/rewrite-c-strings written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 mwilliamson/rewrite-c-strings 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-6/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/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 6c6cd027bc43c6952491b2ce284dea0cc5f5cb0ea1fd87bc5fc8232abefdff64
[INFO] running `"docker" "start" "-a" "6c6cd027bc43c6952491b2ce284dea0cc5f5cb0ea1fd87bc5fc8232abefdff64"`
[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 19.45s
[INFO] running `"docker" "inspect" "6c6cd027bc43c6952491b2ce284dea0cc5f5cb0ea1fd87bc5fc8232abefdff64"`
[INFO] running `"docker" "rm" "-f" "6c6cd027bc43c6952491b2ce284dea0cc5f5cb0ea1fd87bc5fc8232abefdff64"`
[INFO] [stdout] 6c6cd027bc43c6952491b2ce284dea0cc5f5cb0ea1fd87bc5fc8232abefdff64
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] e055c66c0b51dabeba0c519aec1195d26bff8c8c5623b0f0883283d4adf53550
[INFO] running `"docker" "start" "-a" "e055c66c0b51dabeba0c519aec1195d26bff8c8c5623b0f0883283d4adf53550"`
[INFO] [stderr]    Compiling rewrite-c-strings v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "e055c66c0b51dabeba0c519aec1195d26bff8c8c5623b0f0883283d4adf53550"`
[INFO] running `"docker" "rm" "-f" "e055c66c0b51dabeba0c519aec1195d26bff8c8c5623b0f0883283d4adf53550"`
[INFO] [stdout] e055c66c0b51dabeba0c519aec1195d26bff8c8c5623b0f0883283d4adf53550
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 0841203a71baa04fe4954c906aca32efbe9c6a41e97abe6fd632d6b19c3a3c34
[INFO] running `"docker" "start" "-a" "0841203a71baa04fe4954c906aca32efbe9c6a41e97abe6fd632d6b19c3a3c34"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rewrite_c_strings-e682051a152ba770
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[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_characters_after_old_then_trailing_characters_are_shifted ... ok
[INFO] [stdout] test tests::when_old_is_same_length_as_new_then_replacement_occurs ... 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::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" "0841203a71baa04fe4954c906aca32efbe9c6a41e97abe6fd632d6b19c3a3c34"`
[INFO] running `"docker" "rm" "-f" "0841203a71baa04fe4954c906aca32efbe9c6a41e97abe6fd632d6b19c3a3c34"`
[INFO] [stdout] 0841203a71baa04fe4954c906aca32efbe9c6a41e97abe6fd632d6b19c3a3c34