[INFO] updating cached repository itsdalmo/rust-hooks
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/itsdalmo/rust-hooks
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/itsdalmo/rust-hooks" "work/ex/beta-1.38-1/sources/1.37.0/gh/itsdalmo/rust-hooks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/itsdalmo/rust-hooks'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/itsdalmo/rust-hooks" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/itsdalmo/rust-hooks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/itsdalmo/rust-hooks'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4cbdd04083a197d0f9764005e74be24646a331ac
[INFO] sha for GitHub repo itsdalmo/rust-hooks: 4cbdd04083a197d0f9764005e74be24646a331ac
[INFO] validating manifest of itsdalmo/rust-hooks 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 itsdalmo/rust-hooks 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 itsdalmo/rust-hooks
[INFO] finished frobbing itsdalmo/rust-hooks
[INFO] frobbed toml for itsdalmo/rust-hooks written to work/ex/beta-1.38-1/sources/1.37.0/gh/itsdalmo/rust-hooks/Cargo.toml
[INFO] started frobbing itsdalmo/rust-hooks
[INFO] finished frobbing itsdalmo/rust-hooks
[INFO] frobbed toml for itsdalmo/rust-hooks written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/itsdalmo/rust-hooks/Cargo.toml
[INFO] crate itsdalmo/rust-hooks 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 itsdalmo/rust-hooks 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/gh/itsdalmo/rust-hooks:/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] 98876a281200e175c0f4d87b96870fe9d1238ad964358545d5a15d63952c7394
[INFO] running `"docker" "start" "-a" "98876a281200e175c0f4d87b96870fe9d1238ad964358545d5a15d63952c7394"`
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling hooks v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/utils.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Ok(branch.trim_right().to_string())
[INFO] [stderr]    |               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/utils.rs:109:29
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let refs: Vec<&str> = s.trim_right().split(" ").collect();
[INFO] [stderr]     |                             ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/utils.rs:149:10
[INFO] [stderr]     |
[INFO] [stderr] 149 |     Ok(s.trim_right().to_string())
[INFO] [stderr]     |          ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.13s
[INFO] running `"docker" "inspect" "98876a281200e175c0f4d87b96870fe9d1238ad964358545d5a15d63952c7394"`
[INFO] running `"docker" "rm" "-f" "98876a281200e175c0f4d87b96870fe9d1238ad964358545d5a15d63952c7394"`
[INFO] [stdout] 98876a281200e175c0f4d87b96870fe9d1238ad964358545d5a15d63952c7394
[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/gh/itsdalmo/rust-hooks:/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] a14544055383488ff15c47f4f4c5d4dba30cde1f69d6f3877ff78811d5d61ab3
[INFO] running `"docker" "start" "-a" "a14544055383488ff15c47f4f4c5d4dba30cde1f69d6f3877ff78811d5d61ab3"`
[INFO] [stderr]    Compiling hooks v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/utils.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Ok(branch.trim_right().to_string())
[INFO] [stderr]    |               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/utils.rs:109:29
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let refs: Vec<&str> = s.trim_right().split(" ").collect();
[INFO] [stderr]     |                             ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/utils.rs:149:10
[INFO] [stderr]     |
[INFO] [stderr] 149 |     Ok(s.trim_right().to_string())
[INFO] [stderr]     |          ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_commit`
[INFO] [stderr]   --> src/main.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn check_commit(file: &str) -> Result<bool, error::Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_push`
[INFO] [stderr]   --> src/main.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn check_push() -> Result<bool, error::Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `"docker" "inspect" "a14544055383488ff15c47f4f4c5d4dba30cde1f69d6f3877ff78811d5d61ab3"`
[INFO] running `"docker" "rm" "-f" "a14544055383488ff15c47f4f4c5d4dba30cde1f69d6f3877ff78811d5d61ab3"`
[INFO] [stdout] a14544055383488ff15c47f4f4c5d4dba30cde1f69d6f3877ff78811d5d61ab3
[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/gh/itsdalmo/rust-hooks:/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] 1eb55d4d30c57c97db22f5b0d184d63b309b166ceaa2f52da75cd5dedccbb289
[INFO] running `"docker" "start" "-a" "1eb55d4d30c57c97db22f5b0d184d63b309b166ceaa2f52da75cd5dedccbb289"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hooks-e76a2fae11ce836e
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test utils::test_string_starts_with ... ok
[INFO] [stdout] test utils::test_current_branch ... ok
[INFO] [stdout] test utils::test_push_refs ... ok
[INFO] [stdout] test utils::test_base_name ... ok
[INFO] [stdout] test utils::test_parse_refs ... ok
[INFO] [stdout] test utils::test_jira_issue ... ok
[INFO] [stdout] test utils::test_string_matches ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1eb55d4d30c57c97db22f5b0d184d63b309b166ceaa2f52da75cd5dedccbb289"`
[INFO] running `"docker" "rm" "-f" "1eb55d4d30c57c97db22f5b0d184d63b309b166ceaa2f52da75cd5dedccbb289"`
[INFO] [stdout] 1eb55d4d30c57c97db22f5b0d184d63b309b166ceaa2f52da75cd5dedccbb289