[INFO] cloning repository https://github.com/chriscoomber/typed-regex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chriscoomber/typed-regex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchriscoomber%2Ftyped-regex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchriscoomber%2Ftyped-regex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef19dd26f8436e2d021e031c55b73fc0583d90ac
[INFO] testing chriscoomber/typed-regex against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchriscoomber%2Ftyped-regex" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chriscoomber/typed-regex on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chriscoomber/typed-regex
[INFO] finished tweaking git repo https://github.com/chriscoomber/typed-regex
[INFO] tweaked toml for git repo https://github.com/chriscoomber/typed-regex written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/chriscoomber/typed-regex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4852537ba11e486ce0c093932329ff59bd502467e8d6ec43aef1544be7cd856
[INFO] running `Command { std: "docker" "start" "-a" "b4852537ba11e486ce0c093932329ff59bd502467e8d6ec43aef1544be7cd856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4852537ba11e486ce0c093932329ff59bd502467e8d6ec43aef1544be7cd856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4852537ba11e486ce0c093932329ff59bd502467e8d6ec43aef1544be7cd856", kill_on_drop: false }`
[INFO] [stdout] b4852537ba11e486ce0c093932329ff59bd502467e8d6ec43aef1544be7cd856
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9182f8dccd582e71760013a5d71be6ab3f21e17dc62bd6c2f1b3bbfe426aea6e
[INFO] running `Command { std: "docker" "start" "-a" "9182f8dccd582e71760013a5d71be6ab3f21e17dc62bd6c2f1b3bbfe426aea6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typed-regex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `n` should have an upper camel case name
[INFO] [stdout]   --> src/literal.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct n;
[INFO] [stdout]    |            ^ help: convert the identifier to upper camel case: `N`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `u` should have an upper camel case name
[INFO] [stdout]   --> src/literal.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct u;
[INFO] [stdout]    |            ^ help: convert the identifier to upper camel case (notice the capitalization): `U`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `l` should have an upper camel case name
[INFO] [stdout]   --> src/literal.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct l;
[INFO] [stdout]    |            ^ help: convert the identifier to upper camel case: `L`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex_1`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let regex_1 = r".";
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_regex_1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_string`
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let test_string = "a";
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex_2`
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let regex_2 = r"^.{4}-(.|null)$";
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_regex_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_string`
[INFO] [stdout]   --> src/main.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let test_string = "aaaa-null";
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "9182f8dccd582e71760013a5d71be6ab3f21e17dc62bd6c2f1b3bbfe426aea6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9182f8dccd582e71760013a5d71be6ab3f21e17dc62bd6c2f1b3bbfe426aea6e", kill_on_drop: false }`
[INFO] [stdout] 9182f8dccd582e71760013a5d71be6ab3f21e17dc62bd6c2f1b3bbfe426aea6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 749239d17a3221a13e428b0b23830937067eecce9fb1103cf8f0106cc58f00c9
[INFO] running `Command { std: "docker" "start" "-a" "749239d17a3221a13e428b0b23830937067eecce9fb1103cf8f0106cc58f00c9", kill_on_drop: false }`
[INFO] [stdout] warning: type `n` should have an upper camel case name
[INFO] [stdout]   --> src/literal.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct n;
[INFO] [stdout]    |            ^ help: convert the identifier to upper camel case: `N`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling typed-regex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `u` should have an upper camel case name
[INFO] [stdout]   --> src/literal.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct u;
[INFO] [stdout]    |            ^ help: convert the identifier to upper camel case (notice the capitalization): `U`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `l` should have an upper camel case name
[INFO] [stdout]   --> src/literal.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct l;
[INFO] [stdout]    |            ^ help: convert the identifier to upper camel case: `L`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `n` should have an upper camel case name
[INFO] [stdout]   --> src/literal.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct n;
[INFO] [stdout]    |            ^ help: convert the identifier to upper camel case: `N`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `u` should have an upper camel case name
[INFO] [stdout]   --> src/literal.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct u;
[INFO] [stdout]    |            ^ help: convert the identifier to upper camel case (notice the capitalization): `U`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `l` should have an upper camel case name
[INFO] [stdout]   --> src/literal.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct l;
[INFO] [stdout]    |            ^ help: convert the identifier to upper camel case: `L`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex_1`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let regex_1 = r".";
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_regex_1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_string`
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let test_string = "a";
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex_2`
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let regex_2 = r"^.{4}-(.|null)$";
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_regex_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_string`
[INFO] [stdout]   --> src/main.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let test_string = "aaaa-null";
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "749239d17a3221a13e428b0b23830937067eecce9fb1103cf8f0106cc58f00c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749239d17a3221a13e428b0b23830937067eecce9fb1103cf8f0106cc58f00c9", kill_on_drop: false }`
[INFO] [stdout] 749239d17a3221a13e428b0b23830937067eecce9fb1103cf8f0106cc58f00c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 239ec0f7c0f0d3c2eca49599c2dd0bac21dff33f86e803d1ca709b4f14e5ec56
[INFO] running `Command { std: "docker" "start" "-a" "239ec0f7c0f0d3c2eca49599c2dd0bac21dff33f86e803d1ca709b4f14e5ec56", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 (notice the capitalization): `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: `typed-regex` (lib) generated 3 warnings
[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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it with an underscore: `_test_string`
[INFO] [stderr] 
[INFO] [stderr] warning: `typed-regex` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: `typed-regex` (bin "typed-regex" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/typed_regex-9d7947e1dd61652e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/typed_regex-2f260ef231fb2a92)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests typed-regex
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: type `n` should have an upper camel case name
[INFO] [stdout] 
[INFO] [stderr]   --> /opt/rustwide/workdir/src/literal.rs:12:12
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 12 | pub struct n;
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |            ^ help: convert the identifier to upper camel case: `N`
[INFO] [stdout] 
[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]   --> /opt/rustwide/workdir/src/literal.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct u;
[INFO] [stderr]    |            ^ help: convert the identifier to upper camel case (notice the capitalization): `U`
[INFO] [stderr] 
[INFO] [stderr] warning: type `l` should have an upper camel case name
[INFO] [stderr]   --> /opt/rustwide/workdir/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: 3 warnings emitted
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "239ec0f7c0f0d3c2eca49599c2dd0bac21dff33f86e803d1ca709b4f14e5ec56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239ec0f7c0f0d3c2eca49599c2dd0bac21dff33f86e803d1ca709b4f14e5ec56", kill_on_drop: false }`
[INFO] [stdout] 239ec0f7c0f0d3c2eca49599c2dd0bac21dff33f86e803d1ca709b4f14e5ec56