[INFO] crate rbtables 0.1.4 is already in cache
[INFO] extracting crate rbtables 0.1.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/rbtables/0.1.4
[INFO] extracting crate rbtables 0.1.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rbtables/0.1.4
[INFO] validating manifest of rbtables-0.1.4 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 rbtables-0.1.4 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 rbtables-0.1.4
[INFO] finished frobbing rbtables-0.1.4
[INFO] frobbed toml for rbtables-0.1.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rbtables/0.1.4/Cargo.toml
[INFO] started frobbing rbtables-0.1.4
[INFO] finished frobbing rbtables-0.1.4
[INFO] frobbed toml for rbtables-0.1.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rbtables/0.1.4/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 rbtables-0.1.4 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rbtables/0.1.4:/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] ee930e3da9f77e14290a809472bc2508742c80b1f22bd0b7635da9e262a56e96
[INFO] running `"docker" "start" "-a" "ee930e3da9f77e14290a809472bc2508742c80b1f22bd0b7635da9e262a56e96"`
[INFO] [stderr]    Compiling rbtables v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "ee930e3da9f77e14290a809472bc2508742c80b1f22bd0b7635da9e262a56e96"`
[INFO] running `"docker" "rm" "-f" "ee930e3da9f77e14290a809472bc2508742c80b1f22bd0b7635da9e262a56e96"`
[INFO] [stdout] ee930e3da9f77e14290a809472bc2508742c80b1f22bd0b7635da9e262a56e96
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rbtables/0.1.4:/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] f56862a16a0452c0dfbfc34aabb62b76418765ceab929275fd23cdf359fbc2b8
[INFO] running `"docker" "start" "-a" "f56862a16a0452c0dfbfc34aabb62b76418765ceab929275fd23cdf359fbc2b8"`
[INFO] [stderr]    Compiling rbtables v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |             let mut hash = hf.digest(&value[..]);
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `"docker" "inspect" "f56862a16a0452c0dfbfc34aabb62b76418765ceab929275fd23cdf359fbc2b8"`
[INFO] running `"docker" "rm" "-f" "f56862a16a0452c0dfbfc34aabb62b76418765ceab929275fd23cdf359fbc2b8"`
[INFO] [stdout] f56862a16a0452c0dfbfc34aabb62b76418765ceab929275fd23cdf359fbc2b8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rbtables/0.1.4:/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] 8f9ed65b33e7c006a138638fbcca924a477aabe7c39cb4b1d41982bbcad33944
[INFO] running `"docker" "start" "-a" "8f9ed65b33e7c006a138638fbcca924a477aabe7c39cb4b1d41982bbcad33944"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rbtables-814321a78beb501b
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_rainbow_table_find_none ... ok
[INFO] [stdout] test tests::test_rainbow_table_find_seeds ... ok
[INFO] [stdout] test tests::test_rainbow_table_find_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rbtables
[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" "8f9ed65b33e7c006a138638fbcca924a477aabe7c39cb4b1d41982bbcad33944"`
[INFO] running `"docker" "rm" "-f" "8f9ed65b33e7c006a138638fbcca924a477aabe7c39cb4b1d41982bbcad33944"`
[INFO] [stdout] 8f9ed65b33e7c006a138638fbcca924a477aabe7c39cb4b1d41982bbcad33944