[INFO] cloning repository https://github.com/LPGhatguy/rust-c-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LPGhatguy/rust-c-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Frust-c-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Frust-c-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f5e0790808999f2178dcf3282c777fd10b4de8e
[INFO] testing LPGhatguy/rust-c-compiler against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Frust-c-compiler" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LPGhatguy/rust-c-compiler on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LPGhatguy/rust-c-compiler
[INFO] finished tweaking git repo https://github.com/LPGhatguy/rust-c-compiler
[INFO] tweaked toml for git repo https://github.com/LPGhatguy/rust-c-compiler written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/LPGhatguy/rust-c-compiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 108229485f6b39fef2df1341e1fd770c6ac9555640bd03979db91680393cba41
[INFO] running `Command { std: "docker" "start" "-a" "108229485f6b39fef2df1341e1fd770c6ac9555640bd03979db91680393cba41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "108229485f6b39fef2df1341e1fd770c6ac9555640bd03979db91680393cba41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108229485f6b39fef2df1341e1fd770c6ac9555640bd03979db91680393cba41", kill_on_drop: false }`
[INFO] [stdout] 108229485f6b39fef2df1341e1fd770c6ac9555640bd03979db91680393cba41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4948f80a41131d928c181fc4fdf99dcb0ce77bb1217fb4ba9ae27c8de606c5f8
[INFO] running `Command { std: "docker" "start" "-a" "4948f80a41131d928c181fc4fdf99dcb0ce77bb1217fb4ba9ae27c8de606c5f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.3
[INFO] [stderr]    Compiling rcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.55s
[INFO] running `Command { std: "docker" "inspect" "4948f80a41131d928c181fc4fdf99dcb0ce77bb1217fb4ba9ae27c8de606c5f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4948f80a41131d928c181fc4fdf99dcb0ce77bb1217fb4ba9ae27c8de606c5f8", kill_on_drop: false }`
[INFO] [stdout] 4948f80a41131d928c181fc4fdf99dcb0ce77bb1217fb4ba9ae27c8de606c5f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ced4a6b23905ebe6d474f1a88991ed7a6ece3e1fadf05891389945b936e989f1
[INFO] running `Command { std: "docker" "start" "-a" "ced4a6b23905ebe6d474f1a88991ed7a6ece3e1fadf05891389945b936e989f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / lazy_static! {
[INFO] [stdout] 20 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 21 | |     static ref PATTERN_KEYWORD: Regex = Regex::new(r"^(int|return)").unwrap();
[INFO] [stdout] 22 | |     static ref PATTERN_IDENTIFIER: Regex = Regex::new(r"^[a-zA-Z]\w*").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     static ref PATTERN_SEMICOLON: Regex = Regex::new(r"^;").unwrap();
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lexer.rs:52:45
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let (rest, token) = try_advance(source, pattern, |s| Token::Keyword(s)).expect("Unable to advance pattern!");
[INFO] [stdout]    |                                             ^^^^^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             expected `&regex::Regex`, found struct `regex::Regex`
[INFO] [stdout]    |                                             help: consider borrowing here: `&pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcc` due to 2 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ced4a6b23905ebe6d474f1a88991ed7a6ece3e1fadf05891389945b936e989f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced4a6b23905ebe6d474f1a88991ed7a6ece3e1fadf05891389945b936e989f1", kill_on_drop: false }`
[INFO] [stdout] ced4a6b23905ebe6d474f1a88991ed7a6ece3e1fadf05891389945b936e989f1