[INFO] updating cached repository abbychau/diesel_cli_ext
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/abbychau/diesel_cli_ext
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/abbychau/diesel_cli_ext" "work/ex/beta-1.38-1/sources/1.37.0/gh/abbychau/diesel_cli_ext"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/abbychau/diesel_cli_ext'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/abbychau/diesel_cli_ext" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abbychau/diesel_cli_ext"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abbychau/diesel_cli_ext'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a66ae68e8f48e033317b00f627064889a915ab9d
[INFO] sha for GitHub repo abbychau/diesel_cli_ext: a66ae68e8f48e033317b00f627064889a915ab9d
[INFO] validating manifest of abbychau/diesel_cli_ext 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 abbychau/diesel_cli_ext 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 abbychau/diesel_cli_ext
[INFO] finished frobbing abbychau/diesel_cli_ext
[INFO] frobbed toml for abbychau/diesel_cli_ext written to work/ex/beta-1.38-1/sources/1.37.0/gh/abbychau/diesel_cli_ext/Cargo.toml
[INFO] started frobbing abbychau/diesel_cli_ext
[INFO] finished frobbing abbychau/diesel_cli_ext
[INFO] frobbed toml for abbychau/diesel_cli_ext written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abbychau/diesel_cli_ext/Cargo.toml
[INFO] crate abbychau/diesel_cli_ext already has a lockfile, it will not be regenerated
[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 abbychau/diesel_cli_ext against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abbychau/diesel_cli_ext:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 13fb8b32d76a63912912272bcecde4e7f5465eb2a3f46cd056d72a7bb554c6bc
[INFO] running `"docker" "start" "-a" "13fb8b32d76a63912912272bcecde4e7f5465eb2a3f46cd056d72a7bb554c6bc"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 2.16s
[INFO] running `"docker" "inspect" "13fb8b32d76a63912912272bcecde4e7f5465eb2a3f46cd056d72a7bb554c6bc"`
[INFO] running `"docker" "rm" "-f" "13fb8b32d76a63912912272bcecde4e7f5465eb2a3f46cd056d72a7bb554c6bc"`
[INFO] [stdout] 13fb8b32d76a63912912272bcecde4e7f5465eb2a3f46cd056d72a7bb554c6bc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abbychau/diesel_cli_ext:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 424f951b40666245e0ed9b0e71613466939b7fcdf6c186b8e978b1863516546a
[INFO] running `"docker" "start" "-a" "424f951b40666245e0ed9b0e71613466939b7fcdf6c186b8e978b1863516546a"`
[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 1.67s
[INFO] running `"docker" "inspect" "424f951b40666245e0ed9b0e71613466939b7fcdf6c186b8e978b1863516546a"`
[INFO] running `"docker" "rm" "-f" "424f951b40666245e0ed9b0e71613466939b7fcdf6c186b8e978b1863516546a"`
[INFO] [stdout] 424f951b40666245e0ed9b0e71613466939b7fcdf6c186b8e978b1863516546a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abbychau/diesel_cli_ext:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 3c1474069c9800fb8a2bd76b3aafc885cc47f9ab8ec8917f5be04e613e9df1ef
[INFO] running `"docker" "start" "-a" "3c1474069c9800fb8a2bd76b3aafc885cc47f9ab8ec8917f5be04e613e9df1ef"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/diesel_ext-e34272f576d34c07
[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" "3c1474069c9800fb8a2bd76b3aafc885cc47f9ab8ec8917f5be04e613e9df1ef"`
[INFO] running `"docker" "rm" "-f" "3c1474069c9800fb8a2bd76b3aafc885cc47f9ab8ec8917f5be04e613e9df1ef"`
[INFO] [stdout] 3c1474069c9800fb8a2bd76b3aafc885cc47f9ab8ec8917f5be04e613e9df1ef