[INFO] cloning repository https://github.com/Qwertyman95/Hack-Assembler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Qwertyman95/Hack-Assembler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQwertyman95%2FHack-Assembler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQwertyman95%2FHack-Assembler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1bca3e3644ae4529233926d544fece7fe66f740
[INFO] documenting Qwertyman95/Hack-Assembler against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQwertyman95%2FHack-Assembler" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Qwertyman95/Hack-Assembler on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Qwertyman95/Hack-Assembler
[INFO] finished tweaking git repo https://github.com/Qwertyman95/Hack-Assembler
[INFO] tweaked toml for git repo https://github.com/Qwertyman95/Hack-Assembler written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Qwertyman95/Hack-Assembler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3227e6aa01f7a4765901967c3e81ccf8b85fd0c6268cb0aaf9a6fd4176bf3d1b
[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" "3227e6aa01f7a4765901967c3e81ccf8b85fd0c6268cb0aaf9a6fd4176bf3d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3227e6aa01f7a4765901967c3e81ccf8b85fd0c6268cb0aaf9a6fd4176bf3d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3227e6aa01f7a4765901967c3e81ccf8b85fd0c6268cb0aaf9a6fd4176bf3d1b", kill_on_drop: false }`
[INFO] [stdout] 3227e6aa01f7a4765901967c3e81ccf8b85fd0c6268cb0aaf9a6fd4176bf3d1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6cfc298867fec3ad37f2f6bf9f8ed795a38dadc0dd8a6162679a0bddfc73a46
[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" "f6cfc298867fec3ad37f2f6bf9f8ed795a38dadc0dd8a6162679a0bddfc73a46", 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] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]  Documenting assembler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/main.rs:48:39
[INFO] [stdout]    |
[INFO] [stdout] 48 |     static ref IDENTIFIER_REGEX: Regex = { Regex::new(&format!("^{}$", IDENTIFIER_REGEX_STRING)).unwrap() };
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/main.rs:49:38
[INFO] [stdout]    |
[INFO] [stdout] 49 |     static ref IMMEDIATE_REGEX: Regex = { Regex::new(r#"^[0-9]+$"#).unwrap() };
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/main.rs:51:44
[INFO] [stdout]    |
[INFO] [stdout] 51 |     static ref WHITESPACE_LINE_REGEX: Regex = { Regex::new(r#"^\s*$"#).unwrap()    };
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/main.rs:52:41
[INFO] [stdout]    |
[INFO] [stdout] 52 |     static ref COMMENT_LINE_REGEX: Regex = { Regex::new(r#"^//.*"#).unwrap() };
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/main.rs:53:42
[INFO] [stdout]    |
[INFO] [stdout] 53 |     static ref A_INSTRUCTION_REGEX: Regex = { Regex::new(r#"@(.+)"#).unwrap() };
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/main.rs:60:37
[INFO] [stdout]    |
[INFO] [stdout] 60 |     static ref LABEL_REGEX: Regex = { Regex::new(&format!(r#"\(({})\)"#, IDENTIFIER_REGEX_STRING)).unwrap() };
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.78s
[INFO] running `Command { std: "docker" "inspect" "f6cfc298867fec3ad37f2f6bf9f8ed795a38dadc0dd8a6162679a0bddfc73a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6cfc298867fec3ad37f2f6bf9f8ed795a38dadc0dd8a6162679a0bddfc73a46", kill_on_drop: false }`
[INFO] [stdout] f6cfc298867fec3ad37f2f6bf9f8ed795a38dadc0dd8a6162679a0bddfc73a46