[INFO] cloning repository https://github.com/andreaseg/flang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreaseg/flang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreaseg%2Fflang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreaseg%2Fflang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb75950170142b5b0d0edbc3c34474388ac20e43
[INFO] checking andreaseg/flang against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreaseg%2Fflang" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andreaseg/flang
[INFO] finished tweaking git repo https://github.com/andreaseg/flang
[INFO] tweaked toml for git repo https://github.com/andreaseg/flang written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andreaseg/flang on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andreaseg/flang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ee89773be7e60049d9c70c04371d0931a5e4ed03f195e5b1acd1a25f7fe4439
[INFO] running `Command { std: "docker" "start" "-a" "2ee89773be7e60049d9c70c04371d0931a5e4ed03f195e5b1acd1a25f7fe4439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ee89773be7e60049d9c70c04371d0931a5e4ed03f195e5b1acd1a25f7fe4439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ee89773be7e60049d9c70c04371d0931a5e4ed03f195e5b1acd1a25f7fe4439", kill_on_drop: false }`
[INFO] [stdout] 2ee89773be7e60049d9c70c04371d0931a5e4ed03f195e5b1acd1a25f7fe4439
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c21ef44c8c8f275f558552c8faeddfc00068eb4e89a6cde1ec2fb64d6a0cac2
[INFO] running `Command { std: "docker" "start" "-a" "5c21ef44c8c8f275f558552c8faeddfc00068eb4e89a6cde1ec2fb64d6a0cac2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking flang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lang/scanner.rs:138:1
[INFO] [stdout]     |
[INFO] [stdout] 138 | / /// Tokenization rules
[INFO] [stdout] 139 | | /// 
[INFO] [stdout] 140 | | /// Format is
[INFO] [stdout] 141 | | /// [TokenName][Optional Parameters] = [Regex rule] => [Formatting],
[INFO] [stdout] 142 | | /// 
[INFO] [stdout] 143 | | /// Rules are prioritized in order
[INFO] [stdout]     | |_---------------------------------^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:146:10
[INFO] [stdout]     |
[INFO] [stdout] 146 |     Float(f64) = r"[[:digit:]]*\.[[:digit:]]+" => |x: &str| Float(x.parse::<f64>().unwrap()),
[INFO] [stdout]     |          ^   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 146 -     Float(f64) = r"[[:digit:]]*\.[[:digit:]]+" => |x: &str| Float(x.parse::<f64>().unwrap()),
[INFO] [stdout] 146 +     Float f64  = r"[[:digit:]]*\.[[:digit:]]+" => |x: &str| Float(x.parse::<f64>().unwrap()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 |     Int(i64) = r"[[:digit:]]+" => |x: &str| Int(x.parse::<i64>().unwrap()),
[INFO] [stdout]     |        ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 147 -     Int(i64) = r"[[:digit:]]+" => |x: &str| Int(x.parse::<i64>().unwrap()),
[INFO] [stdout] 147 +     Int i64  = r"[[:digit:]]+" => |x: &str| Int(x.parse::<i64>().unwrap()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     Char(i64) = r"'[[[:alpha:]]|\n]'" => |x: &str| Char(x[1..].chars().next().unwrap() as i64),
[INFO] [stdout]     |         ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 148 -     Char(i64) = r"'[[[:alpha:]]|\n]'" => |x: &str| Char(x[1..].chars().next().unwrap() as i64),
[INFO] [stdout] 148 +     Char i64  = r"'[[[:alpha:]]|\n]'" => |x: &str| Char(x[1..].chars().next().unwrap() as i64),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |     Call(String) = r"[[:alpha:]][[:word:]]*\(" => |x: &str| Call(x[..x.len()-1].to_string()),
[INFO] [stdout]     |         ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 182 -     Call(String) = r"[[:alpha:]][[:word:]]*\(" => |x: &str| Call(x[..x.len()-1].to_string()),
[INFO] [stdout] 182 +     Call String  = r"[[:alpha:]][[:word:]]*\(" => |x: &str| Call(x[..x.len()-1].to_string()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:183:12
[INFO] [stdout]     |
[INFO] [stdout] 183 |     Builtin(String) = r"_[[:alpha:]][[:word:]]*\(" => |x: &str| Builtin(x[..x.len()-1].to_string()),
[INFO] [stdout]     |            ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -     Builtin(String) = r"_[[:alpha:]][[:word:]]*\(" => |x: &str| Builtin(x[..x.len()-1].to_string()),
[INFO] [stdout] 183 +     Builtin String  = r"_[[:alpha:]][[:word:]]*\(" => |x: &str| Builtin(x[..x.len()-1].to_string()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     Name(String) = r"[[:alpha:]][[:word:]]*" => |x: &str| Name(x.to_string()),
[INFO] [stdout]     |         ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 -     Name(String) = r"[[:alpha:]][[:word:]]*" => |x: &str| Name(x.to_string()),
[INFO] [stdout] 184 +     Name String  = r"[[:alpha:]][[:word:]]*" => |x: &str| Name(x.to_string()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lang/scanner.rs:138:1
[INFO] [stdout]     |
[INFO] [stdout] 138 | / /// Tokenization rules
[INFO] [stdout] 139 | | /// 
[INFO] [stdout] 140 | | /// Format is
[INFO] [stdout] 141 | | /// [TokenName][Optional Parameters] = [Regex rule] => [Formatting],
[INFO] [stdout] 142 | | /// 
[INFO] [stdout] 143 | | /// Rules are prioritized in order
[INFO] [stdout]     | |_---------------------------------^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:146:10
[INFO] [stdout]     |
[INFO] [stdout] 146 |     Float(f64) = r"[[:digit:]]*\.[[:digit:]]+" => |x: &str| Float(x.parse::<f64>().unwrap()),
[INFO] [stdout]     |          ^   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 146 -     Float(f64) = r"[[:digit:]]*\.[[:digit:]]+" => |x: &str| Float(x.parse::<f64>().unwrap()),
[INFO] [stdout] 146 +     Float f64  = r"[[:digit:]]*\.[[:digit:]]+" => |x: &str| Float(x.parse::<f64>().unwrap()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 |     Int(i64) = r"[[:digit:]]+" => |x: &str| Int(x.parse::<i64>().unwrap()),
[INFO] [stdout]     |        ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 147 -     Int(i64) = r"[[:digit:]]+" => |x: &str| Int(x.parse::<i64>().unwrap()),
[INFO] [stdout] 147 +     Int i64  = r"[[:digit:]]+" => |x: &str| Int(x.parse::<i64>().unwrap()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     Char(i64) = r"'[[[:alpha:]]|\n]'" => |x: &str| Char(x[1..].chars().next().unwrap() as i64),
[INFO] [stdout]     |         ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 148 -     Char(i64) = r"'[[[:alpha:]]|\n]'" => |x: &str| Char(x[1..].chars().next().unwrap() as i64),
[INFO] [stdout] 148 +     Char i64  = r"'[[[:alpha:]]|\n]'" => |x: &str| Char(x[1..].chars().next().unwrap() as i64),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |     Call(String) = r"[[:alpha:]][[:word:]]*\(" => |x: &str| Call(x[..x.len()-1].to_string()),
[INFO] [stdout]     |         ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 182 -     Call(String) = r"[[:alpha:]][[:word:]]*\(" => |x: &str| Call(x[..x.len()-1].to_string()),
[INFO] [stdout] 182 +     Call String  = r"[[:alpha:]][[:word:]]*\(" => |x: &str| Call(x[..x.len()-1].to_string()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:183:12
[INFO] [stdout]     |
[INFO] [stdout] 183 |     Builtin(String) = r"_[[:alpha:]][[:word:]]*\(" => |x: &str| Builtin(x[..x.len()-1].to_string()),
[INFO] [stdout]     |            ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -     Builtin(String) = r"_[[:alpha:]][[:word:]]*\(" => |x: &str| Builtin(x[..x.len()-1].to_string()),
[INFO] [stdout] 183 +     Builtin String  = r"_[[:alpha:]][[:word:]]*\(" => |x: &str| Builtin(x[..x.len()-1].to_string()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lang/scanner.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     Name(String) = r"[[:alpha:]][[:word:]]*" => |x: &str| Name(x.to_string()),
[INFO] [stdout]     |         ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 -     Name(String) = r"[[:alpha:]][[:word:]]*" => |x: &str| Name(x.to_string()),
[INFO] [stdout] 184 +     Name String  = r"[[:alpha:]][[:word:]]*" => |x: &str| Name(x.to_string()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.39s
[INFO] running `Command { std: "docker" "inspect" "5c21ef44c8c8f275f558552c8faeddfc00068eb4e89a6cde1ec2fb64d6a0cac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c21ef44c8c8f275f558552c8faeddfc00068eb4e89a6cde1ec2fb64d6a0cac2", kill_on_drop: false }`
[INFO] [stdout] 5c21ef44c8c8f275f558552c8faeddfc00068eb4e89a6cde1ec2fb64d6a0cac2
