[INFO] cloning repository https://github.com/MarkusAkesson/rcc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkusAkesson/rcc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusAkesson%2Frcc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusAkesson%2Frcc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb16346f5b7e28e1f0ac968411a6085eb73fa463
[INFO] testing MarkusAkesson/rcc against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusAkesson%2Frcc" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarkusAkesson/rcc on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarkusAkesson/rcc
[INFO] finished tweaking git repo https://github.com/MarkusAkesson/rcc
[INFO] tweaked toml for git repo https://github.com/MarkusAkesson/rcc written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/MarkusAkesson/rcc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d1e14748e580a9912702a241b2d1da3c3a479ce211e43e83dc299d49aa71533
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9d1e14748e580a9912702a241b2d1da3c3a479ce211e43e83dc299d49aa71533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d1e14748e580a9912702a241b2d1da3c3a479ce211e43e83dc299d49aa71533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d1e14748e580a9912702a241b2d1da3c3a479ce211e43e83dc299d49aa71533", kill_on_drop: false }`
[INFO] [stdout] 9d1e14748e580a9912702a241b2d1da3c3a479ce211e43e83dc299d49aa71533
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 52f2d2e9048b89697363c3023c1f507ecf597de77b51bf019fcecaa5c177bbb3
[INFO] running `Command { std: "docker" "start" "-a" "52f2d2e9048b89697363c3023c1f507ecf597de77b51bf019fcecaa5c177bbb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/tokens.rs:237:21
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub fn tokenize(file: &str, input: &str) -> Self {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/tokens.rs:237:33
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub fn tokenize(file: &str, input: &str) -> Self {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `row`
[INFO] [stdout]  --> src/tokens.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     row: usize, // Row from which the token originates
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `col`
[INFO] [stdout]  --> src/tokens.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     col: usize, // Col from which the token originates
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tokens`
[INFO] [stdout]    --> src/tokens.rs:231:5
[INFO] [stdout]     |
[INFO] [stdout] 231 |     tokens: Vec<Token>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]    --> src/tokens.rs:232:5
[INFO] [stdout]     |
[INFO] [stdout] 232 |     input: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pos`
[INFO] [stdout]    --> src/tokens.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pos: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "52f2d2e9048b89697363c3023c1f507ecf597de77b51bf019fcecaa5c177bbb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f2d2e9048b89697363c3023c1f507ecf597de77b51bf019fcecaa5c177bbb3", kill_on_drop: false }`
[INFO] [stdout] 52f2d2e9048b89697363c3023c1f507ecf597de77b51bf019fcecaa5c177bbb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0169c01a6e45da1af9552fd8946970a146b0bc262190f6cb2110d556fcad168d
[INFO] running `Command { std: "docker" "start" "-a" "0169c01a6e45da1af9552fd8946970a146b0bc262190f6cb2110d556fcad168d", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/tokens.rs:237:21
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub fn tokenize(file: &str, input: &str) -> Self {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/tokens.rs:237:33
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub fn tokenize(file: &str, input: &str) -> Self {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `row`
[INFO] [stdout]  --> src/tokens.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     row: usize, // Row from which the token originates
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `col`
[INFO] [stdout]  --> src/tokens.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     col: usize, // Col from which the token originates
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tokens`
[INFO] [stdout]    --> src/tokens.rs:231:5
[INFO] [stdout]     |
[INFO] [stdout] 231 |     tokens: Vec<Token>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]    --> src/tokens.rs:232:5
[INFO] [stdout]     |
[INFO] [stdout] 232 |     input: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pos`
[INFO] [stdout]    --> src/tokens.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pos: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/tokens.rs:237:21
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub fn tokenize(file: &str, input: &str) -> Self {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/tokens.rs:237:33
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub fn tokenize(file: &str, input: &str) -> Self {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `row`
[INFO] [stdout]  --> src/tokens.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     row: usize, // Row from which the token originates
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `col`
[INFO] [stdout]  --> src/tokens.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     col: usize, // Col from which the token originates
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tokens`
[INFO] [stdout]    --> src/tokens.rs:231:5
[INFO] [stdout]     |
[INFO] [stdout] 231 |     tokens: Vec<Token>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]    --> src/tokens.rs:232:5
[INFO] [stdout]     |
[INFO] [stdout] 232 |     input: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pos`
[INFO] [stdout]    --> src/tokens.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pos: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "0169c01a6e45da1af9552fd8946970a146b0bc262190f6cb2110d556fcad168d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0169c01a6e45da1af9552fd8946970a146b0bc262190f6cb2110d556fcad168d", kill_on_drop: false }`
[INFO] [stdout] 0169c01a6e45da1af9552fd8946970a146b0bc262190f6cb2110d556fcad168d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a29ac2ff68c0962ac398081402aabd44d2bc6667a36303233c27368f352a2e48
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a29ac2ff68c0962ac398081402aabd44d2bc6667a36303233c27368f352a2e48", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]    --> src/tokens.rs:237:21
[INFO] [stderr]     |
[INFO] [stderr] 237 |     pub fn tokenize(file: &str, input: &str) -> Self {
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]    --> src/tokens.rs:237:33
[INFO] [stderr]     |
[INFO] [stderr] 237 |     pub fn tokenize(file: &str, input: &str) -> Self {
[INFO] [stderr]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `row`
[INFO] [stderr]  --> src/tokens.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     row: usize, // Row from which the token originates
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `col`
[INFO] [stderr]  --> src/tokens.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     col: usize, // Col from which the token originates
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tokens`
[INFO] [stderr]    --> src/tokens.rs:231:5
[INFO] [stderr]     |
[INFO] [stderr] 231 |     tokens: Vec<Token>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `input`
[INFO] [stderr]    --> src/tokens.rs:232:5
[INFO] [stderr]     |
[INFO] [stderr] 232 |     input: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pos`
[INFO] [stderr]    --> src/tokens.rs:233:5
[INFO] [stderr]     |
[INFO] [stderr] 233 |     pos: usize,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]    --> src/tokens.rs:237:21
[INFO] [stderr]     |
[INFO] [stderr] 237 |     pub fn tokenize(file: &str, input: &str) -> Self {
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]    --> src/tokens.rs:237:33
[INFO] [stderr]     |
[INFO] [stderr] 237 |     pub fn tokenize(file: &str, input: &str) -> Self {
[INFO] [stderr]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `row`
[INFO] [stderr]  --> src/tokens.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     row: usize, // Row from which the token originates
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `col`
[INFO] [stderr]  --> src/tokens.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     col: usize, // Col from which the token originates
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tokens`
[INFO] [stderr]    --> src/tokens.rs:231:5
[INFO] [stderr]     |
[INFO] [stderr] 231 |     tokens: Vec<Token>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `input`
[INFO] [stderr]    --> src/tokens.rs:232:5
[INFO] [stderr]     |
[INFO] [stderr] 232 |     input: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pos`
[INFO] [stderr]    --> src/tokens.rs:233:5
[INFO] [stderr]     |
[INFO] [stderr] 233 |     pos: usize,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rcc-497c876d137ffcfe
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test lexer::tests::charliteral_lexer_test ... ok
[INFO] [stdout] test lexer::tests::digit_lexer_test ... ok
[INFO] [stdout] test lexer::tests::keyword_lexer_test ... ok
[INFO] [stdout] test lexer::tests::seperator_lexer_test ... ok
[INFO] [stdout] test lexer::tests::string_lexer_test ... ok
[INFO] [stdout] test lexer::tests::to_digit_test ... ok
[INFO] [stdout] test lexer::tests::operator_lexer_test ... ok
[INFO] [stdout] test lexer::tests::comment_lexer_test ... ok
[INFO] [stdout] test lexer::tests::whitespace_lexer_test ... ok
[INFO] [stdout] test lexer::tests::scan_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rcc-ec22d683a6893cac
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rcc
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a29ac2ff68c0962ac398081402aabd44d2bc6667a36303233c27368f352a2e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29ac2ff68c0962ac398081402aabd44d2bc6667a36303233c27368f352a2e48", kill_on_drop: false }`
[INFO] [stdout] a29ac2ff68c0962ac398081402aabd44d2bc6667a36303233c27368f352a2e48