[INFO] cloning repository https://github.com/anko9801/Arow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anko9801/Arow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanko9801%2FArow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanko9801%2FArow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f276235c5bb96d65fb3c3d49bc164dd3530b23db
[INFO] checking anko9801/Arow against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanko9801%2FArow" "/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/anko9801/Arow on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anko9801/Arow
[INFO] finished tweaking git repo https://github.com/anko9801/Arow
[INFO] tweaked toml for git repo https://github.com/anko9801/Arow written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/anko9801/Arow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6e01b77290a5bac361123fb6c0b924ea14301d85bd016f2ebd2bbdfef6da3ec3
[INFO] running `Command { std: "docker" "start" "-a" "6e01b77290a5bac361123fb6c0b924ea14301d85bd016f2ebd2bbdfef6da3ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e01b77290a5bac361123fb6c0b924ea14301d85bd016f2ebd2bbdfef6da3ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e01b77290a5bac361123fb6c0b924ea14301d85bd016f2ebd2bbdfef6da3ec3", kill_on_drop: false }`
[INFO] [stdout] 6e01b77290a5bac361123fb6c0b924ea14301d85bd016f2ebd2bbdfef6da3ec3
[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" "RUSTFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3a4ca5ff2550f96e1484f258d42f800a2b2a802a8ad56c734dca0c6b2206f8a9
[INFO] running `Command { std: "docker" "start" "-a" "3a4ca5ff2550f96e1484f258d42f800a2b2a802a8ad56c734dca0c6b2206f8a9", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking arow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found keyword `match`
[INFO] [stdout]    --> src/lexer.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         Ok(Token::new_ident(str_token))
[INFO] [stdout]     |                                        - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 116 |         match str_token.to_owned() {
[INFO] [stdout]     |         ^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found keyword `match`
[INFO] [stdout]    --> src/lexer.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         Ok(Token::new_ident(str_token))
[INFO] [stdout]     |                                        - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 116 |         match str_token.to_owned() {
[INFO] [stdout]     |         ^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Reserve`
[INFO] [stdout]  --> src/lexer.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use token::{Kind, Token, Symbol, Reserve};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:76:24
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     '0'...'9' => self.read_number(),
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:77:24
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     'a'...'z' | 'A'...'Z' | '_' => self.read_ident(),
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:77:36
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     'a'...'z' | 'A'...'Z' | '_' => self.read_ident(),
[INFO] [stdout]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:98:20
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 '0'...'9' => str_token.push(self.next_char(self.pos + 1).unwrap()),
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 'a'...'z' | 'A'...'Z' | '_' | '0'...'9' => str_token.push(self.next_char(self.pos + 1).unwrap_or(' ')),
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:110:32
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 'a'...'z' | 'A'...'Z' | '_' | '0'...'9' => str_token.push(self.next_char(self.pos + 1).unwrap_or(' ')),
[INFO] [stdout]     |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:110:50
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 'a'...'z' | 'A'...'Z' | '_' | '0'...'9' => str_token.push(self.next_char(self.pos + 1).unwrap_or(' ')),
[INFO] [stdout]     |                                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]    --> src/lexer.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         while true {
[INFO] [stdout]     |         ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Reserve`
[INFO] [stdout]  --> src/lexer.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use token::{Kind, Token, Symbol, Reserve};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:76:24
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     '0'...'9' => self.read_number(),
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:77:24
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     'a'...'z' | 'A'...'Z' | '_' => self.read_ident(),
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:77:36
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     'a'...'z' | 'A'...'Z' | '_' => self.read_ident(),
[INFO] [stdout]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:98:20
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 '0'...'9' => str_token.push(self.next_char(self.pos + 1).unwrap()),
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 'a'...'z' | 'A'...'Z' | '_' | '0'...'9' => str_token.push(self.next_char(self.pos + 1).unwrap_or(' ')),
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:110:32
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 'a'...'z' | 'A'...'Z' | '_' | '0'...'9' => str_token.push(self.next_char(self.pos + 1).unwrap_or(' ')),
[INFO] [stdout]     |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:110:50
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 'a'...'z' | 'A'...'Z' | '_' | '0'...'9' => str_token.push(self.next_char(self.pos + 1).unwrap_or(' ')),
[INFO] [stdout]     |                                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]    --> src/lexer.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         while true {
[INFO] [stdout]     |         ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/lexer.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 185 | /             match str_token {
[INFO] [stdout] 186 | |                 
[INFO] [stdout] 187 | |             }
[INFO] [stdout]     | |_____________- any code following this expression is unreachable
[INFO] [stdout] 188 |               self.skip_pos();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arow`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/lexer.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 185 | /             match str_token {
[INFO] [stdout] 186 | |                 
[INFO] [stdout] 187 | |             }
[INFO] [stdout]     | |_____________- any code following this expression is unreachable
[INFO] [stdout] 188 |               self.skip_pos();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3a4ca5ff2550f96e1484f258d42f800a2b2a802a8ad56c734dca0c6b2206f8a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a4ca5ff2550f96e1484f258d42f800a2b2a802a8ad56c734dca0c6b2206f8a9", kill_on_drop: false }`
[INFO] [stdout] 3a4ca5ff2550f96e1484f258d42f800a2b2a802a8ad56c734dca0c6b2206f8a9
