[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 try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreaseg%2Fflang" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andreaseg/flang on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-tc2/source/Cargo.toml
[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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aho-corasick v0.7.3
[INFO] [stderr]   Downloaded regex v1.1.6
[INFO] [stderr]   Downloaded regex-syntax v0.6.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d45ed3098e60f57b34fd83e6d8912b53c3f8dbe0b585311cd24b31866740d29
[INFO] running `Command { std: "docker" "start" "-a" "3d45ed3098e60f57b34fd83e6d8912b53c3f8dbe0b585311cd24b31866740d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d45ed3098e60f57b34fd83e6d8912b53c3f8dbe0b585311cd24b31866740d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d45ed3098e60f57b34fd83e6d8912b53c3f8dbe0b585311cd24b31866740d29", kill_on_drop: false }`
[INFO] [stdout] 3d45ed3098e60f57b34fd83e6d8912b53c3f8dbe0b585311cd24b31866740d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f251cd6ff97ab21e8a722ad9a0b24ecb06ce8319d05283a2f0f50ffa2ca0eac1
[INFO] running `Command { std: "docker" "start" "-a" "f251cd6ff97ab21e8a722ad9a0b24ecb06ce8319d05283a2f0f50ffa2ca0eac1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[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)]` 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)]` 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 +     Floatf64 = 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 +     Inti64 = 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 +     Chari64 = r"'[[[:alpha:]]|\n]'" => |x: &str| Char(x[1..].chars().next().unwrap() as i64),
[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)]` 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)]` 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 +     Floatf64 = 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 +     Inti64 = 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 +     Chari64 = 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 +     CallString = 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 +     BuiltinString = 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 +     NameString = r"[[:alpha:]][[:word:]]*" => |x: &str| Name(x.to_string()),
[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 +     CallString = 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 +     BuiltinString = 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 +     NameString = 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 2.87s
[INFO] running `Command { std: "docker" "inspect" "f251cd6ff97ab21e8a722ad9a0b24ecb06ce8319d05283a2f0f50ffa2ca0eac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f251cd6ff97ab21e8a722ad9a0b24ecb06ce8319d05283a2f0f50ffa2ca0eac1", kill_on_drop: false }`
[INFO] [stdout] f251cd6ff97ab21e8a722ad9a0b24ecb06ce8319d05283a2f0f50ffa2ca0eac1
