[INFO] crate rdiff 0.1.2 is already in cache
[INFO] extracting crate rdiff 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/rdiff/0.1.2
[INFO] extracting crate rdiff 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rdiff/0.1.2
[INFO] validating manifest of rdiff-0.1.2 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 rdiff-0.1.2 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 rdiff-0.1.2
[INFO] finished frobbing rdiff-0.1.2
[INFO] frobbed toml for rdiff-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rdiff/0.1.2/Cargo.toml
[INFO] started frobbing rdiff-0.1.2
[INFO] finished frobbing rdiff-0.1.2
[INFO] frobbed toml for rdiff-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rdiff/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rdiff-0.1.2 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rdiff/0.1.2:/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] 959de48090040994a775b1cd7ce082534382d68f25bbe24c63afa64c72f57cee
[INFO] running `"docker" "start" "-a" "959de48090040994a775b1cd7ce082534382d68f25bbe24c63afa64c72f57cee"`
[INFO] [stderr]    Compiling rdiff v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "959de48090040994a775b1cd7ce082534382d68f25bbe24c63afa64c72f57cee"`
[INFO] running `"docker" "rm" "-f" "959de48090040994a775b1cd7ce082534382d68f25bbe24c63afa64c72f57cee"`
[INFO] [stdout] 959de48090040994a775b1cd7ce082534382d68f25bbe24c63afa64c72f57cee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rdiff/0.1.2:/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] cabf8416410058541961d9491b33fec350374ff992015515675211c36249653b
[INFO] running `"docker" "start" "-a" "cabf8416410058541961d9491b33fec350374ff992015515675211c36249653b"`
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling inotify v0.2.3
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling notify v2.6.3
[INFO] [stderr]    Compiling rdiff v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.50s
[INFO] running `"docker" "inspect" "cabf8416410058541961d9491b33fec350374ff992015515675211c36249653b"`
[INFO] running `"docker" "rm" "-f" "cabf8416410058541961d9491b33fec350374ff992015515675211c36249653b"`
[INFO] [stdout] cabf8416410058541961d9491b33fec350374ff992015515675211c36249653b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rdiff/0.1.2:/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] 3095c0bca3d2a97c760c476e04bac8156903e636e617d8bbe8fb82480c48cf68
[INFO] running `"docker" "start" "-a" "3095c0bca3d2a97c760c476e04bac8156903e636e617d8bbe8fb82480c48cf68"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rdiff-58a9142a3ef5977a
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test hashing::test::multiple_overwrites ... ok
[INFO] [stdout] test hashing::test::no_change ... ok
[INFO] [stdout] test hashing::test::insertions_and_deletions ... ok
[INFO] [stdout] test hashing::test::insertions ... ok
[INFO] [stdout] test hashing::test::hash_blocks_init ... ok
[INFO] [stdout] test test::applying_diff_to_string ... ok
[INFO] [stdout] test hashing::test::empty_hashes ... ok
[INFO] [stdout] test hashing::test::deletions ... ok
[INFO] [stdout] test hashing::test::delete_on_boundry ... ok
[INFO] [stdout] test hashing::test::rolling_hash_big ... ok
[INFO] [stdout] test hashing::test::rolling_hash_small ... ok
[INFO] [stdout] test window::test::advance ... ok
[INFO] [stdout] test window::test::frame_iterator ... ok
[INFO] [stdout] test string_diff::test::score ... ok
[INFO] [stdout] test string_diff::test::do_find_diff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rdiff
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/string_diff.rs - string_diff::find_diff (line 22) ... ok
[INFO] [stdout] test src/lib.rs -  (line 9) ... ok
[INFO] [stdout] test src/hashing.rs - hashing::BlockHashes::diff_and_update (line 123) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3095c0bca3d2a97c760c476e04bac8156903e636e617d8bbe8fb82480c48cf68"`
[INFO] running `"docker" "rm" "-f" "3095c0bca3d2a97c760c476e04bac8156903e636e617d8bbe8fb82480c48cf68"`
[INFO] [stdout] 3095c0bca3d2a97c760c476e04bac8156903e636e617d8bbe8fb82480c48cf68