[INFO] crate octavo-kdf 0.1.1 is already in cache
[INFO] extracting crate octavo-kdf 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/octavo-kdf/0.1.1
[INFO] extracting crate octavo-kdf 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/octavo-kdf/0.1.1
[INFO] validating manifest of octavo-kdf-0.1.1 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 octavo-kdf-0.1.1 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 octavo-kdf-0.1.1
[INFO] removed path dependency octavo-crypto from octavo-kdf-0.1.1
[INFO] finished frobbing octavo-kdf-0.1.1
[INFO] frobbed toml for octavo-kdf-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/octavo-kdf/0.1.1/Cargo.toml
[INFO] started frobbing octavo-kdf-0.1.1
[INFO] removed path dependency octavo-crypto from octavo-kdf-0.1.1
[INFO] finished frobbing octavo-kdf-0.1.1
[INFO] frobbed toml for octavo-kdf-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/octavo-kdf/0.1.1/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] testing octavo-kdf-0.1.1 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/octavo-kdf/0.1.1:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ed15fc5c44dac0cc5d1caa48373caf281e87a457f016cb42839991b9e75ae3aa
[INFO] running `"docker" "start" "-a" "ed15fc5c44dac0cc5d1caa48373caf281e87a457f016cb42839991b9e75ae3aa"`
[INFO] [stderr]    Compiling octavo-crypto v0.1.1
[INFO] [stderr]    Compiling octavo-kdf v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bcrypt.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut output = output.as_mut();
[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 1.57s
[INFO] running `"docker" "inspect" "ed15fc5c44dac0cc5d1caa48373caf281e87a457f016cb42839991b9e75ae3aa"`
[INFO] running `"docker" "rm" "-f" "ed15fc5c44dac0cc5d1caa48373caf281e87a457f016cb42839991b9e75ae3aa"`
[INFO] [stdout] ed15fc5c44dac0cc5d1caa48373caf281e87a457f016cb42839991b9e75ae3aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/octavo-kdf/0.1.1:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 63f6481006562182ebedf52f4c8f1783956107e181430a27c8ab30b88cd880ac
[INFO] running `"docker" "start" "-a" "63f6481006562182ebedf52f4c8f1783956107e181430a27c8ab30b88cd880ac"`
[INFO] [stderr]    Compiling octavo-kdf v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bcrypt.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut output = output.as_mut();
[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 0.70s
[INFO] running `"docker" "inspect" "63f6481006562182ebedf52f4c8f1783956107e181430a27c8ab30b88cd880ac"`
[INFO] running `"docker" "rm" "-f" "63f6481006562182ebedf52f4c8f1783956107e181430a27c8ab30b88cd880ac"`
[INFO] [stdout] 63f6481006562182ebedf52f4c8f1783956107e181430a27c8ab30b88cd880ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/octavo-kdf/0.1.1:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7a647633b87a0cb026343c06c52cfc5e2261f36d289c681cb7c37a7ba66ca5f7
[INFO] running `"docker" "start" "-a" "7a647633b87a0cb026343c06c52cfc5e2261f36d289c681cb7c37a7ba66ca5f7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/octavo_kdf-7dbeed8560f42422
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests octavo-kdf
[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" "7a647633b87a0cb026343c06c52cfc5e2261f36d289c681cb7c37a7ba66ca5f7"`
[INFO] running `"docker" "rm" "-f" "7a647633b87a0cb026343c06c52cfc5e2261f36d289c681cb7c37a7ba66ca5f7"`
[INFO] [stdout] 7a647633b87a0cb026343c06c52cfc5e2261f36d289c681cb7c37a7ba66ca5f7