[INFO] crate tetani 0.1.0 is already in cache
[INFO] extracting crate tetani 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/tetani/0.1.0
[INFO] extracting crate tetani 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tetani/0.1.0
[INFO] validating manifest of tetani-0.1.0 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 tetani-0.1.0 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 tetani-0.1.0
[INFO] finished frobbing tetani-0.1.0
[INFO] frobbed toml for tetani-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/tetani/0.1.0/Cargo.toml
[INFO] started frobbing tetani-0.1.0
[INFO] finished frobbing tetani-0.1.0
[INFO] frobbed toml for tetani-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tetani/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 tetani-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/tetani/0.1.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] ef6e904c62bf63fa813c0a6f7aa3dff77698b1490c442ff6d500656c13143d71
[INFO] running `"docker" "start" "-a" "ef6e904c62bf63fa813c0a6f7aa3dff77698b1490c442ff6d500656c13143d71"`
[INFO] [stderr]    Compiling tetani v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `compare_and`
[INFO] [stderr]    --> src/lib.rs:187:1
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn compare_and(bitvector: &Vec<bool>, other: &Vec<bool>) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `increment_bitvector`
[INFO] [stderr]    --> src/lib.rs:228:1
[INFO] [stderr]     |
[INFO] [stderr] 228 | fn increment_bitvector(bitvector: &mut Vec<bool>) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `"docker" "inspect" "ef6e904c62bf63fa813c0a6f7aa3dff77698b1490c442ff6d500656c13143d71"`
[INFO] running `"docker" "rm" "-f" "ef6e904c62bf63fa813c0a6f7aa3dff77698b1490c442ff6d500656c13143d71"`
[INFO] [stdout] ef6e904c62bf63fa813c0a6f7aa3dff77698b1490c442ff6d500656c13143d71
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/tetani/0.1.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b72a356380fa290ba6a7f58170193b9c648295363fc42ab91df8bfb2bb6787c5
[INFO] running `"docker" "start" "-a" "b72a356380fa290ba6a7f58170193b9c648295363fc42ab91df8bfb2bb6787c5"`
[INFO] [stderr]    Compiling tetani v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `compare_and`
[INFO] [stderr]    --> src/lib.rs:187:1
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn compare_and(bitvector: &Vec<bool>, other: &Vec<bool>) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `increment_bitvector`
[INFO] [stderr]    --> src/lib.rs:228:1
[INFO] [stderr]     |
[INFO] [stderr] 228 | fn increment_bitvector(bitvector: &mut Vec<bool>) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "b72a356380fa290ba6a7f58170193b9c648295363fc42ab91df8bfb2bb6787c5"`
[INFO] running `"docker" "rm" "-f" "b72a356380fa290ba6a7f58170193b9c648295363fc42ab91df8bfb2bb6787c5"`
[INFO] [stdout] b72a356380fa290ba6a7f58170193b9c648295363fc42ab91df8bfb2bb6787c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/tetani/0.1.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 4910df2ebf7f66ea03e3f3884e95389ccc1942a962a762f89249071e322dbf7b
[INFO] running `"docker" "start" "-a" "4910df2ebf7f66ea03e3f3884e95389ccc1942a962a762f89249071e322dbf7b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tetani-9e3727433c1bc82d
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tetani-e8d41272f1bebe13
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests tetani
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4910df2ebf7f66ea03e3f3884e95389ccc1942a962a762f89249071e322dbf7b"`
[INFO] running `"docker" "rm" "-f" "4910df2ebf7f66ea03e3f3884e95389ccc1942a962a762f89249071e322dbf7b"`
[INFO] [stdout] 4910df2ebf7f66ea03e3f3884e95389ccc1942a962a762f89249071e322dbf7b