[INFO] cloning repository https://github.com/ConnorSkees/ski
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ConnorSkees/ski" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fski", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fski'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51ced065d15b86fdca8ef43fd158fc53c21c4836
[INFO] checking ConnorSkees/ski against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fski" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ConnorSkees/ski
[INFO] finished tweaking git repo https://github.com/ConnorSkees/ski
[INFO] tweaked toml for git repo https://github.com/ConnorSkees/ski written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ConnorSkees/ski on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ConnorSkees/ski 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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f90d9a4e9c4d7ef1e4126bd6c1d99a77bc8d78645d65433d6af027fff28814e
[INFO] running `Command { std: "docker" "start" "-a" "5f90d9a4e9c4d7ef1e4126bd6c1d99a77bc8d78645d65433d6af027fff28814e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f90d9a4e9c4d7ef1e4126bd6c1d99a77bc8d78645d65433d6af027fff28814e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f90d9a4e9c4d7ef1e4126bd6c1d99a77bc8d78645d65433d6af027fff28814e", kill_on_drop: false }`
[INFO] [stdout] 5f90d9a4e9c4d7ef1e4126bd6c1d99a77bc8d78645d65433d6af027fff28814e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8c397a3a45300a2eae60793844c9c5641316ae7209062ae1f939acfab191d17
[INFO] running `Command { std: "docker" "start" "-a" "c8c397a3a45300a2eae60793844c9c5641316ae7209062ae1f939acfab191d17", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking ski v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/parser.rs:22:76
[INFO] [stdout]     |
[INFO] [stdout]  22 |         $self.expect_optional_token(&TokenKind::Keyword(Keyword::$keyword));
[INFO] [stdout]     |                                                                            ^
[INFO] [stdout] ...
[INFO] [stdout] 110 |         let else_: Expr = if expect_optional_keyword!(self, Else) {
[INFO] [stdout]     |                              ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[deny(semicolon_in_expressions_from_macros)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this error originates in the macro `expect_optional_keyword` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/parser.rs:28:73
[INFO] [stdout]     |
[INFO] [stdout]  28 |         $self.expect_optional_token(&TokenKind::Symbol(Symbol::$symbol));
[INFO] [stdout]     |                                                                         ^
[INFO] [stdout] ...
[INFO] [stdout] 120 |         let is_numeric = expect_optional_symbol!(self, Colon);
[INFO] [stdout]     |                          ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `expect_optional_symbol` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:267:10
[INFO] [stdout]     |
[INFO] [stdout] 267 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/parser.rs:28:73
[INFO] [stdout]     |
[INFO] [stdout]  28 |         $self.expect_optional_token(&TokenKind::Symbol(Symbol::$symbol));
[INFO] [stdout]     |                                                                         ^
[INFO] [stdout] ...
[INFO] [stdout] 241 |         let has_open_paren = expect_optional_symbol!(self, OpenParen);
[INFO] [stdout]     |                              ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `expect_optional_symbol` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:334:10
[INFO] [stdout]     |
[INFO] [stdout] 334 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/parser.rs:22:76
[INFO] [stdout]     |
[INFO] [stdout]  22 |         $self.expect_optional_token(&TokenKind::Keyword(Keyword::$keyword));
[INFO] [stdout]     |                                                                            ^
[INFO] [stdout] ...
[INFO] [stdout] 110 |         let else_: Expr = if expect_optional_keyword!(self, Else) {
[INFO] [stdout]     |                              ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[deny(semicolon_in_expressions_from_macros)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this error originates in the macro `expect_optional_keyword` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/parser.rs:28:73
[INFO] [stdout]     |
[INFO] [stdout]  28 |         $self.expect_optional_token(&TokenKind::Symbol(Symbol::$symbol));
[INFO] [stdout]     |                                                                         ^
[INFO] [stdout] ...
[INFO] [stdout] 120 |         let is_numeric = expect_optional_symbol!(self, Colon);
[INFO] [stdout]     |                          ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `expect_optional_symbol` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:267:10
[INFO] [stdout]     |
[INFO] [stdout] 267 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/parser.rs:28:73
[INFO] [stdout]     |
[INFO] [stdout]  28 |         $self.expect_optional_token(&TokenKind::Symbol(Symbol::$symbol));
[INFO] [stdout]     |                                                                         ^
[INFO] [stdout] ...
[INFO] [stdout] 241 |         let has_open_paren = expect_optional_symbol!(self, OpenParen);
[INFO] [stdout]     |                              ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `expect_optional_symbol` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:334:10
[INFO] [stdout]     |
[INFO] [stdout] 334 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         unimplemented!();
[INFO] [stdout]     |         ---------------- any code following this expression is unreachable
[INFO] [stdout] 169 |         Ok(())
[INFO] [stdout]     |         ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         unimplemented!();
[INFO] [stdout]     |         ---------------- any code following this expression is unreachable
[INFO] [stdout] 174 |         Ok(())
[INFO] [stdout]     |         ^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         unimplemented!();
[INFO] [stdout]     |         ---------------- any code following this expression is unreachable
[INFO] [stdout] 169 |         Ok(())
[INFO] [stdout]     |         ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/compiler.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         unimplemented!();
[INFO] [stdout]     |         ---------------- any code following this expression is unreachable
[INFO] [stdout] 174 |         Ok(())
[INFO] [stdout]     |         ^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]    --> src/compiler.rs:172:42
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn compile_const_decl(&mut self, ast: Box<ConstDecl>) -> io::Result<()> {
[INFO] [stdout]     |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]    --> src/compiler.rs:172:42
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn compile_const_decl(&mut self, ast: Box<ConstDecl>) -> io::Result<()> {
[INFO] [stdout]     |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ski` (bin "ski" test) due to 6 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ski` (bin "ski") due to 6 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c8c397a3a45300a2eae60793844c9c5641316ae7209062ae1f939acfab191d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c397a3a45300a2eae60793844c9c5641316ae7209062ae1f939acfab191d17", kill_on_drop: false }`
[INFO] [stdout] c8c397a3a45300a2eae60793844c9c5641316ae7209062ae1f939acfab191d17
