[INFO] crate diesel_cli_ext 0.1.17 is already in cache
[INFO] extracting crate diesel_cli_ext 0.1.17 into work/ex/beta-1.38-1/sources/1.37.0/reg/diesel_cli_ext/0.1.17
[INFO] extracting crate diesel_cli_ext 0.1.17 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/diesel_cli_ext/0.1.17
[INFO] validating manifest of diesel_cli_ext-0.1.17 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 diesel_cli_ext-0.1.17 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 diesel_cli_ext-0.1.17
[INFO] finished frobbing diesel_cli_ext-0.1.17
[INFO] frobbed toml for diesel_cli_ext-0.1.17 written to work/ex/beta-1.38-1/sources/1.37.0/reg/diesel_cli_ext/0.1.17/Cargo.toml
[INFO] started frobbing diesel_cli_ext-0.1.17
[INFO] finished frobbing diesel_cli_ext-0.1.17
[INFO] frobbed toml for diesel_cli_ext-0.1.17 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/diesel_cli_ext/0.1.17/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 diesel_cli_ext-0.1.17 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/diesel_cli_ext/0.1.17:/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] 99258946ed987d53bb686437f1a0d3e98fc5f38d8c3cfbf87c4846177c9b5a7e
[INFO] running `"docker" "start" "-a" "99258946ed987d53bb686437f1a0d3e98fc5f38d8c3cfbf87c4846177c9b5a7e"`
[INFO] [stderr]    Compiling diesel_cli_ext v0.1.17 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parse.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let mut warning_for_longer_lifetime: String;
[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 1.22s
[INFO] running `"docker" "inspect" "99258946ed987d53bb686437f1a0d3e98fc5f38d8c3cfbf87c4846177c9b5a7e"`
[INFO] running `"docker" "rm" "-f" "99258946ed987d53bb686437f1a0d3e98fc5f38d8c3cfbf87c4846177c9b5a7e"`
[INFO] [stdout] 99258946ed987d53bb686437f1a0d3e98fc5f38d8c3cfbf87c4846177c9b5a7e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/diesel_cli_ext/0.1.17:/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] c8a0684bd8433e0fd057167ee0977a5e5d4096caa89d1f92b3632c46b10357b8
[INFO] running `"docker" "start" "-a" "c8a0684bd8433e0fd057167ee0977a5e5d4096caa89d1f92b3632c46b10357b8"`
[INFO] [stderr]    Compiling diesel_cli_ext v0.1.17 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parse.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let mut warning_for_longer_lifetime: String;
[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 1.55s
[INFO] running `"docker" "inspect" "c8a0684bd8433e0fd057167ee0977a5e5d4096caa89d1f92b3632c46b10357b8"`
[INFO] running `"docker" "rm" "-f" "c8a0684bd8433e0fd057167ee0977a5e5d4096caa89d1f92b3632c46b10357b8"`
[INFO] [stdout] c8a0684bd8433e0fd057167ee0977a5e5d4096caa89d1f92b3632c46b10357b8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/diesel_cli_ext/0.1.17:/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] 96ecbd5e19e09edee171c9b92c6ece721df6ff08eaa822f95852b850e2d33fab
[INFO] running `"docker" "start" "-a" "96ecbd5e19e09edee171c9b92c6ece721df6ff08eaa822f95852b850e2d33fab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/diesel_ext-edc17ad51b5764fa
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test parse::tests::build1 ... ok
[INFO] [stdout] test parse::tests::build2 ... ok
[INFO] [stdout] test parse::tests::build3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "96ecbd5e19e09edee171c9b92c6ece721df6ff08eaa822f95852b850e2d33fab"`
[INFO] running `"docker" "rm" "-f" "96ecbd5e19e09edee171c9b92c6ece721df6ff08eaa822f95852b850e2d33fab"`
[INFO] [stdout] 96ecbd5e19e09edee171c9b92c6ece721df6ff08eaa822f95852b850e2d33fab