[INFO] fetching crate kravl-parser 0.3.3...
[INFO] building kravl-parser-0.3.3 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate kravl-parser 0.3.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate kravl-parser 0.3.3 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kravl-parser 0.3.3
[INFO] finished tweaking crates.io crate kravl-parser 0.3.3
[INFO] tweaked toml for crates.io crate kravl-parser 0.3.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0de0ea74707a9ad7b59236f9c69a2b6af7314231bdf0963230d75dc1b6ed999c
[INFO] running `Command { std: "docker" "start" "-a" "0de0ea74707a9ad7b59236f9c69a2b6af7314231bdf0963230d75dc1b6ed999c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0de0ea74707a9ad7b59236f9c69a2b6af7314231bdf0963230d75dc1b6ed999c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de0ea74707a9ad7b59236f9c69a2b6af7314231bdf0963230d75dc1b6ed999c", kill_on_drop: false }`
[INFO] [stdout] 0de0ea74707a9ad7b59236f9c69a2b6af7314231bdf0963230d75dc1b6ed999c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9f0eebae4ac582db78ced953191d7d566a425f5af4fbe30acefa774f3a70fd4
[INFO] running `Command { std: "docker" "start" "-a" "c9f0eebae4ac582db78ced953191d7d566a425f5af4fbe30acefa774f3a70fd4", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling kravl-parser v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/syntax/ast.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |         expr_list.push(try!(self.parse_word()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/syntax/ast.rs:99:36
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     expr_list.push(try!(self.parse_word()));
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:106:32
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 expr_list.push(try!(self.parse_word()));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:158:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 try!(self.lexer.match_current_token(TokenType::RParen));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:156:28
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |                 try!(self.lexer.match_current_token(TokenType::Colon));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:230:34
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 let block_stmt = try!(self.parse_statement());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:251:17
[INFO] [stdout]     |
[INFO] [stdout] 251 |                 try!(self.lexer.match_current_token(TokenType::LParen));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:267:17
[INFO] [stdout]     |
[INFO] [stdout] 267 |                 try!(self.lexer.match_current_token(TokenType::RParen));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:288:34
[INFO] [stdout]     |
[INFO] [stdout] 288 |                 let block_body = try!(self.parse_block());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:301:28
[INFO] [stdout]     |
[INFO] [stdout] 301 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:322:32
[INFO] [stdout]     |
[INFO] [stdout] 322 |                     let expr = try!(self.parse_expression());
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:329:28
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:337:33
[INFO] [stdout]     |
[INFO] [stdout] 337 |                 let condition = try!(self.parse_expression());
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:341:28
[INFO] [stdout]     |
[INFO] [stdout] 341 |                 let body = try!(self.parse_block());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:348:37
[INFO] [stdout]     |
[INFO] [stdout] 348 |                     let else_body = try!(self.parse_block());
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:364:28
[INFO] [stdout]     |
[INFO] [stdout] 364 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:378:34
[INFO] [stdout]     |
[INFO] [stdout] 378 |             statement_stack.push(try!(self.parse_statement()));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:387:9
[INFO] [stdout]     |
[INFO] [stdout] 387 |         try!(self.lexer.match_current_token(TokenType::Do));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:406:9
[INFO] [stdout]     |
[INFO] [stdout] 406 |         try!(self.lexer.match_current_token(TokenType::End));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:412:20
[INFO] [stdout]     |
[INFO] [stdout] 412 |         let expr = try!(self.parse_word());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:434:24
[INFO] [stdout]     |
[INFO] [stdout] 434 |             stack.push(try!(self.parse_expression()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "c9f0eebae4ac582db78ced953191d7d566a425f5af4fbe30acefa774f3a70fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f0eebae4ac582db78ced953191d7d566a425f5af4fbe30acefa774f3a70fd4", kill_on_drop: false }`
[INFO] [stdout] c9f0eebae4ac582db78ced953191d7d566a425f5af4fbe30acefa774f3a70fd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca638348e08adff494cabfb2c373b7a68a0a8d84d63d625ea379ddc8725c9517
[INFO] running `Command { std: "docker" "start" "-a" "ca638348e08adff494cabfb2c373b7a68a0a8d84d63d625ea379ddc8725c9517", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/syntax/ast.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |         expr_list.push(try!(self.parse_word()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/syntax/ast.rs:99:36
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     expr_list.push(try!(self.parse_word()));
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:106:32
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 expr_list.push(try!(self.parse_word()));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:158:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 try!(self.lexer.match_current_token(TokenType::RParen));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:156:28
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |                 try!(self.lexer.match_current_token(TokenType::Colon));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:230:34
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 let block_stmt = try!(self.parse_statement());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:251:17
[INFO] [stdout]     |
[INFO] [stdout] 251 |                 try!(self.lexer.match_current_token(TokenType::LParen));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:267:17
[INFO] [stdout]     |
[INFO] [stdout] 267 |                 try!(self.lexer.match_current_token(TokenType::RParen));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:288:34
[INFO] [stdout]     |
[INFO] [stdout] 288 |                 let block_body = try!(self.parse_block());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:301:28
[INFO] [stdout]     |
[INFO] [stdout] 301 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kravl-parser v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:322:32
[INFO] [stdout]     |
[INFO] [stdout] 322 |                     let expr = try!(self.parse_expression());
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:329:28
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:337:33
[INFO] [stdout]     |
[INFO] [stdout] 337 |                 let condition = try!(self.parse_expression());
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:341:28
[INFO] [stdout]     |
[INFO] [stdout] 341 |                 let body = try!(self.parse_block());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:348:37
[INFO] [stdout]     |
[INFO] [stdout] 348 |                     let else_body = try!(self.parse_block());
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:364:28
[INFO] [stdout]     |
[INFO] [stdout] 364 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:378:34
[INFO] [stdout]     |
[INFO] [stdout] 378 |             statement_stack.push(try!(self.parse_statement()));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:387:9
[INFO] [stdout]     |
[INFO] [stdout] 387 |         try!(self.lexer.match_current_token(TokenType::Do));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:406:9
[INFO] [stdout]     |
[INFO] [stdout] 406 |         try!(self.lexer.match_current_token(TokenType::End));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:412:20
[INFO] [stdout]     |
[INFO] [stdout] 412 |         let expr = try!(self.parse_word());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:434:24
[INFO] [stdout]     |
[INFO] [stdout] 434 |             stack.push(try!(self.parse_expression()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/syntax/ast.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |         expr_list.push(try!(self.parse_word()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/syntax/ast.rs:99:36
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     expr_list.push(try!(self.parse_word()));
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:106:32
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 expr_list.push(try!(self.parse_word()));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:158:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 try!(self.lexer.match_current_token(TokenType::RParen));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:156:28
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |                 try!(self.lexer.match_current_token(TokenType::Colon));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:230:34
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 let block_stmt = try!(self.parse_statement());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:251:17
[INFO] [stdout]     |
[INFO] [stdout] 251 |                 try!(self.lexer.match_current_token(TokenType::LParen));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:267:17
[INFO] [stdout]     |
[INFO] [stdout] 267 |                 try!(self.lexer.match_current_token(TokenType::RParen));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:288:34
[INFO] [stdout]     |
[INFO] [stdout] 288 |                 let block_body = try!(self.parse_block());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:301:28
[INFO] [stdout]     |
[INFO] [stdout] 301 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:322:32
[INFO] [stdout]     |
[INFO] [stdout] 322 |                     let expr = try!(self.parse_expression());
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:329:28
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:337:33
[INFO] [stdout]     |
[INFO] [stdout] 337 |                 let condition = try!(self.parse_expression());
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:341:28
[INFO] [stdout]     |
[INFO] [stdout] 341 |                 let body = try!(self.parse_block());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:348:37
[INFO] [stdout]     |
[INFO] [stdout] 348 |                     let else_body = try!(self.parse_block());
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:364:28
[INFO] [stdout]     |
[INFO] [stdout] 364 |                 let expr = try!(self.parse_expression());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:378:34
[INFO] [stdout]     |
[INFO] [stdout] 378 |             statement_stack.push(try!(self.parse_statement()));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:387:9
[INFO] [stdout]     |
[INFO] [stdout] 387 |         try!(self.lexer.match_current_token(TokenType::Do));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:406:9
[INFO] [stdout]     |
[INFO] [stdout] 406 |         try!(self.lexer.match_current_token(TokenType::End));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:412:20
[INFO] [stdout]     |
[INFO] [stdout] 412 |         let expr = try!(self.parse_word());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/syntax/ast.rs:434:24
[INFO] [stdout]     |
[INFO] [stdout] 434 |             stack.push(try!(self.parse_expression()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stack`
[INFO] [stdout]   --> src/syntax/mod.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let stack = parser.parse_full();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/syntax/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | /         lexer.tokenize(String::from("
[INFO] [stdout] 14 | |             define fib_sum(a -> int, b -> int) -> int
[INFO] [stdout] 15 | |                 if a + b <= 2
[INFO] [stdout] 16 | |                     return c
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |             end
[INFO] [stdout] 21 | |         "));
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let _ = lexer.tokenize(String::from("
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/syntax/mod.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | /         lexer.tokenize(String::from("
[INFO] [stdout] 34 | |             foo = \"hey aywa\"
[INFO] [stdout] 35 | |             foo = 22.2
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |             sum = 1337 - 2 - 10.2 * 100
[INFO] [stdout] 42 | |         "));
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let _ = lexer.tokenize(String::from("
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "ca638348e08adff494cabfb2c373b7a68a0a8d84d63d625ea379ddc8725c9517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca638348e08adff494cabfb2c373b7a68a0a8d84d63d625ea379ddc8725c9517", kill_on_drop: false }`
[INFO] [stdout] ca638348e08adff494cabfb2c373b7a68a0a8d84d63d625ea379ddc8725c9517