[INFO] crate hmac-sha1 0.1.3 is already in cache
[INFO] extracting crate hmac-sha1 0.1.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/hmac-sha1/0.1.3
[INFO] extracting crate hmac-sha1 0.1.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hmac-sha1/0.1.3
[INFO] validating manifest of hmac-sha1-0.1.3 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 hmac-sha1-0.1.3 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 hmac-sha1-0.1.3
[INFO] finished frobbing hmac-sha1-0.1.3
[INFO] frobbed toml for hmac-sha1-0.1.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/hmac-sha1/0.1.3/Cargo.toml
[INFO] started frobbing hmac-sha1-0.1.3
[INFO] finished frobbing hmac-sha1-0.1.3
[INFO] frobbed toml for hmac-sha1-0.1.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hmac-sha1/0.1.3/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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hmac-sha1-0.1.3 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hmac-sha1/0.1.3:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 9229d1ed8de0ab935ee7434fe3e029261ed6842173edce11a01f8d28e1038365
[INFO] running `"docker" "start" "-a" "9229d1ed8de0ab935ee7434fe3e029261ed6842173edce11a01f8d28e1038365"`
[INFO] [stderr]    Compiling hmac-sha1 v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut auth_key: &mut [u8; SHA1_KEY_BYTES] = &mut [key_pad_byte; SHA1_KEY_BYTES];
[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 0.26s
[INFO] running `"docker" "inspect" "9229d1ed8de0ab935ee7434fe3e029261ed6842173edce11a01f8d28e1038365"`
[INFO] running `"docker" "rm" "-f" "9229d1ed8de0ab935ee7434fe3e029261ed6842173edce11a01f8d28e1038365"`
[INFO] [stdout] 9229d1ed8de0ab935ee7434fe3e029261ed6842173edce11a01f8d28e1038365
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hmac-sha1/0.1.3:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6f35138ee54318bb514c879ca4e2491de919f7aed11e3c0dba53952cbc06876e
[INFO] running `"docker" "start" "-a" "6f35138ee54318bb514c879ca4e2491de919f7aed11e3c0dba53952cbc06876e"`
[INFO] [stderr]    Compiling hmac-sha1 v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut auth_key: &mut [u8; SHA1_KEY_BYTES] = &mut [key_pad_byte; SHA1_KEY_BYTES];
[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 0.69s
[INFO] running `"docker" "inspect" "6f35138ee54318bb514c879ca4e2491de919f7aed11e3c0dba53952cbc06876e"`
[INFO] running `"docker" "rm" "-f" "6f35138ee54318bb514c879ca4e2491de919f7aed11e3c0dba53952cbc06876e"`
[INFO] [stdout] 6f35138ee54318bb514c879ca4e2491de919f7aed11e3c0dba53952cbc06876e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hmac-sha1/0.1.3:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 730f6595242645652e8e47ccb8b643d4cf63675f0a07b5ff3bcfc226974a3a8d
[INFO] running `"docker" "start" "-a" "730f6595242645652e8e47ccb8b643d4cf63675f0a07b5ff3bcfc226974a3a8d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hmacsha1-7898a0573fcb80db
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_vector1 ... ok
[INFO] [stdout] test tests::test_vector2 ... ok
[INFO] [stdout] test tests::test_vector4 ... ok
[INFO] [stdout] test tests::test_vector3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hmacsha1
[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" "730f6595242645652e8e47ccb8b643d4cf63675f0a07b5ff3bcfc226974a3a8d"`
[INFO] running `"docker" "rm" "-f" "730f6595242645652e8e47ccb8b643d4cf63675f0a07b5ff3bcfc226974a3a8d"`
[INFO] [stdout] 730f6595242645652e8e47ccb8b643d4cf63675f0a07b5ff3bcfc226974a3a8d