[INFO] updating cached repository chriscoomber/typed-regex
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chriscoomber/typed-regex
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chriscoomber/typed-regex" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/chriscoomber/typed-regex"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/chriscoomber/typed-regex'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chriscoomber/typed-regex" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/chriscoomber/typed-regex"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/chriscoomber/typed-regex'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ef19dd26f8436e2d021e031c55b73fc0583d90ac
[INFO] sha for GitHub repo chriscoomber/typed-regex: ef19dd26f8436e2d021e031c55b73fc0583d90ac
[INFO] validating manifest of chriscoomber/typed-regex on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chriscoomber/typed-regex on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chriscoomber/typed-regex
[INFO] finished frobbing chriscoomber/typed-regex
[INFO] frobbed toml for chriscoomber/typed-regex written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/chriscoomber/typed-regex/Cargo.toml
[INFO] started frobbing chriscoomber/typed-regex
[INFO] finished frobbing chriscoomber/typed-regex
[INFO] frobbed toml for chriscoomber/typed-regex written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/chriscoomber/typed-regex/Cargo.toml
[INFO] crate chriscoomber/typed-regex already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking chriscoomber/typed-regex against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-4/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/chriscoomber/typed-regex:/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=forbid" "-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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 10ce332166726b60fe214a50750dc0502ee05ea4c3ba966e5ccb1f93a6fbd9e7
[INFO] running `"docker" "start" "-a" "10ce332166726b60fe214a50750dc0502ee05ea4c3ba966e5ccb1f93a6fbd9e7"`
[INFO] [stderr]     Checking typed-regex v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: type `n` should have an upper camel case name
[INFO] [stderr]   --> src/literal.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct n;
[INFO] [stderr]    |            ^ help: convert the identifier to upper camel case: `N`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `u` should have an upper camel case name
[INFO] [stderr]   --> src/literal.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct u;
[INFO] [stderr]    |            ^ help: convert the identifier to upper camel case: `U`
[INFO] [stderr] 
[INFO] [stderr] warning: type `l` should have an upper camel case name
[INFO] [stderr]   --> src/literal.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct l;
[INFO] [stderr]    |            ^ help: convert the identifier to upper camel case: `L`
[INFO] [stderr] 
[INFO] [stderr] warning: type `n` should have an upper camel case name
[INFO] [stderr]   --> src/literal.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct n;
[INFO] [stderr]    |            ^ help: convert the identifier to upper camel case: `N`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `u` should have an upper camel case name
[INFO] [stderr]   --> src/literal.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct u;
[INFO] [stderr]    |            ^ help: convert the identifier to upper camel case: `U`
[INFO] [stderr] 
[INFO] [stderr] warning: type `l` should have an upper camel case name
[INFO] [stderr]   --> src/literal.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct l;
[INFO] [stderr]    |            ^ help: convert the identifier to upper camel case: `L`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `regex_1`
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let regex_1 = r".";
[INFO] [stderr]   |         ^^^^^^^ help: consider prefixing with an underscore: `_regex_1`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_string`
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let test_string = "a";
[INFO] [stderr]    |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_test_string`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `regex_2`
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let regex_2 = r"^.{4}-(.|null)$";
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_regex_2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_string`
[INFO] [stderr]   --> src/main.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let test_string = "aaaa-null";
[INFO] [stderr]    |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_test_string`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `regex_1`
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let regex_1 = r".";
[INFO] [stderr]   |         ^^^^^^^ help: consider prefixing with an underscore: `_regex_1`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_string`
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let test_string = "a";
[INFO] [stderr]    |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_test_string`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `regex_2`
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let regex_2 = r"^.{4}-(.|null)$";
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_regex_2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_string`
[INFO] [stderr]   --> src/main.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let test_string = "aaaa-null";
[INFO] [stderr]    |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_test_string`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "10ce332166726b60fe214a50750dc0502ee05ea4c3ba966e5ccb1f93a6fbd9e7"`
[INFO] running `"docker" "rm" "-f" "10ce332166726b60fe214a50750dc0502ee05ea4c3ba966e5ccb1f93a6fbd9e7"`
[INFO] [stdout] 10ce332166726b60fe214a50750dc0502ee05ea4c3ba966e5ccb1f93a6fbd9e7