[INFO] crate cdchunking 0.2.1 is already in cache
[INFO] extracting crate cdchunking 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/cdchunking/0.2.1
[INFO] extracting crate cdchunking 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cdchunking/0.2.1
[INFO] validating manifest of cdchunking-0.2.1 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 cdchunking-0.2.1 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 cdchunking-0.2.1
[INFO] finished frobbing cdchunking-0.2.1
[INFO] frobbed toml for cdchunking-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cdchunking/0.2.1/Cargo.toml
[INFO] started frobbing cdchunking-0.2.1
[INFO] finished frobbing cdchunking-0.2.1
[INFO] frobbed toml for cdchunking-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cdchunking/0.2.1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing cdchunking-0.2.1 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-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cdchunking/0.2.1:/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] afbda01adc176fbd69cb0184f9336804ebc95e177f3aaa171b92602e39905904
[INFO] running `"docker" "start" "-a" "afbda01adc176fbd69cb0184f9336804ebc95e177f3aaa171b92602e39905904"`
[INFO] [stderr]    Compiling cdchunking v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "afbda01adc176fbd69cb0184f9336804ebc95e177f3aaa171b92602e39905904"`
[INFO] running `"docker" "rm" "-f" "afbda01adc176fbd69cb0184f9336804ebc95e177f3aaa171b92602e39905904"`
[INFO] [stdout] afbda01adc176fbd69cb0184f9336804ebc95e177f3aaa171b92602e39905904
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cdchunking/0.2.1:/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] df864533ffe09709c68026285963631f0059ed52ee2f7f38e49568d4b1863138
[INFO] running `"docker" "start" "-a" "df864533ffe09709c68026285963631f0059ed52ee2f7f38e49568d4b1863138"`
[INFO] [stderr]    Compiling cdchunking v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `chunk`
[INFO] [stderr]    --> src/lib.rs:661:13
[INFO] [stderr]     |
[INFO] [stderr] 661 |         for chunk in chunker.whole_chunks(random) {
[INFO] [stderr]     |             ^^^^^ help: consider prefixing with an underscore: `_chunk`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "df864533ffe09709c68026285963631f0059ed52ee2f7f38e49568d4b1863138"`
[INFO] running `"docker" "rm" "-f" "df864533ffe09709c68026285963631f0059ed52ee2f7f38e49568d4b1863138"`
[INFO] [stdout] df864533ffe09709c68026285963631f0059ed52ee2f7f38e49568d4b1863138
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cdchunking/0.2.1:/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] 608118759e4542a1eb3758fa9161ebf4efbc7a442df4619584b0bb868230a046
[INFO] running `"docker" "start" "-a" "608118759e4542a1eb3758fa9161ebf4efbc7a442df4619584b0bb868230a046"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cdchunking-f8e45b970ee95107
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_slices ... ok
[INFO] [stdout] test tests::test_max_size ... ok
[INFO] [stdout] test tests::test_chunks ... ok
[INFO] [stdout] test tests::test_all_chunks ... ok
[INFO] [stdout] test tests::test_stream ... ok
[INFO] [stdout] test tests::test_whole_chunks ... ok
[INFO] [stdout] test tests::test_random ... 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 cdchunking
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs -  (line 28) ... ok
[INFO] [stdout] test src/lib.rs -  (line 35) ... ok
[INFO] [stdout] test src/lib.rs -  (line 102) ... ok
[INFO] [stdout] test src/lib.rs -  (line 49) ... ok
[INFO] [stdout] test src/lib.rs -  (line 64) ... ok
[INFO] [stdout] test src/lib.rs - Chunker<I>::stream (line 196) ... ok
[INFO] [stdout] test src/lib.rs -  (line 78) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "608118759e4542a1eb3758fa9161ebf4efbc7a442df4619584b0bb868230a046"`
[INFO] running `"docker" "rm" "-f" "608118759e4542a1eb3758fa9161ebf4efbc7a442df4619584b0bb868230a046"`
[INFO] [stdout] 608118759e4542a1eb3758fa9161ebf4efbc7a442df4619584b0bb868230a046