[INFO] cloning repository https://github.com/eginez/rust_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eginez/rust_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feginez%2Frust_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feginez%2Frust_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97104b8dd4979d570955b736ba7eea7917e9111d
[INFO] checking eginez/rust_parser against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feginez%2Frust_parser" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eginez/rust_parser 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/eginez/rust_parser
[INFO] finished tweaking git repo https://github.com/eginez/rust_parser
[INFO] tweaked toml for git repo https://github.com/eginez/rust_parser written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/eginez/rust_parser 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] adfe646b582b1219e655b3a4fb5885efd2ac1fa807ed67f543f86066eabc0d48
[INFO] running `Command { std: "docker" "start" "-a" "adfe646b582b1219e655b3a4fb5885efd2ac1fa807ed67f543f86066eabc0d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adfe646b582b1219e655b3a4fb5885efd2ac1fa807ed67f543f86066eabc0d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adfe646b582b1219e655b3a4fb5885efd2ac1fa807ed67f543f86066eabc0d48", kill_on_drop: false }`
[INFO] [stdout] adfe646b582b1219e655b3a4fb5885efd2ac1fa807ed67f543f86066eabc0d48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 489c1506e2f74a812bf6bf3c1c0dc647fed2790cc14aa85a9ee297e962718993
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "489c1506e2f74a812bf6bf3c1c0dc647fed2790cc14aa85a9ee297e962718993", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:88:16
[INFO] [stdout]    |
[INFO] [stdout] 88 |             'a'...'z'|'A'...'Z' =>  tokenized.push(parse_identifer(tokens)),
[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/main.rs:88:26
[INFO] [stdout]    |
[INFO] [stdout] 88 |             'a'...'z'|'A'...'Z' =>  tokenized.push(parse_identifer(tokens)),
[INFO] [stdout]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 89 |             '0'...'9' => tokenized.push(parse_number(tokens)),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:88:16
[INFO] [stdout]    |
[INFO] [stdout] 88 |             'a'...'z'|'A'...'Z' =>  tokenized.push(parse_identifer(tokens)),
[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/main.rs:88:26
[INFO] [stdout]    |
[INFO] [stdout] 88 |             'a'...'z'|'A'...'Z' =>  tokenized.push(parse_identifer(tokens)),
[INFO] [stdout]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 89 |             '0'...'9' => tokenized.push(parse_number(tokens)),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]   --> src/main.rs:51:44
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 "NUMBER" | "IDENTIFIER" => Some(Node { node:*t, children: &mut Vec::new() }),
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^
[INFO] [stdout]    |                                            |                                   |
[INFO] [stdout]    |                                            |                                   temporary value created here
[INFO] [stdout]    |                                            returns a value referencing data owned by the current function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0507]: cannot move out of `*t` which is behind a shared reference
[INFO] [stdout]   --> src/main.rs:51:61
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 "NUMBER" | "IDENTIFIER" => Some(Node { node:*t, children: &mut Vec::new() }),
[INFO] [stdout]    |                                                             ^^ move occurs because `*t` has type `Token`, which does not implement the `Copy` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]   --> src/main.rs:63:38
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 "+" | "-"|"*"|"/" => Some(Node { node:*t, children: &mut Vec::new() }),
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^
[INFO] [stdout]    |                                      |                                   |
[INFO] [stdout]    |                                      |                                   temporary value created here
[INFO] [stdout]    |                                      returns a value referencing data owned by the current function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0507]: cannot move out of `*t` which is behind a shared reference
[INFO] [stdout]   --> src/main.rs:63:55
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 "+" | "-"|"*"|"/" => Some(Node { node:*t, children: &mut Vec::new() }),
[INFO] [stdout]    |                                                       ^^ move occurs because `*t` has type `Token`, which does not implement the `Copy` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let mut tokens = &mut allTokens.iter();
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut root = accept_operator(tokens).unwrap();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0507, E0515.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0507`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_parser`.
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]   --> src/main.rs:51:44
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 "NUMBER" | "IDENTIFIER" => Some(Node { node:*t, children: &mut Vec::new() }),
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^
[INFO] [stdout]    |                                            |                                   |
[INFO] [stdout]    |                                            |                                   temporary value created here
[INFO] [stdout]    |                                            returns a value referencing data owned by the current function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error[E0507]: cannot move out of `*t` which is behind a shared reference
[INFO] [stdout]   --> src/main.rs:51:61
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 "NUMBER" | "IDENTIFIER" => Some(Node { node:*t, children: &mut Vec::new() }),
[INFO] [stdout]    |                                                             ^^ move occurs because `*t` has type `Token`, which does not implement the `Copy` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]   --> src/main.rs:63:38
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 "+" | "-"|"*"|"/" => Some(Node { node:*t, children: &mut Vec::new() }),
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^
[INFO] [stdout]    |                                      |                                   |
[INFO] [stdout]    |                                      |                                   temporary value created here
[INFO] [stdout]    |                                      returns a value referencing data owned by the current function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0507]: cannot move out of `*t` which is behind a shared reference
[INFO] [stdout]   --> src/main.rs:63:55
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 "+" | "-"|"*"|"/" => Some(Node { node:*t, children: &mut Vec::new() }),
[INFO] [stdout]    |                                                       ^^ move occurs because `*t` has type `Token`, which does not implement the `Copy` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let mut tokens = &mut allTokens.iter();
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut root = accept_operator(tokens).unwrap();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0507, E0515.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0507`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "489c1506e2f74a812bf6bf3c1c0dc647fed2790cc14aa85a9ee297e962718993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "489c1506e2f74a812bf6bf3c1c0dc647fed2790cc14aa85a9ee297e962718993", kill_on_drop: false }`
[INFO] [stdout] 489c1506e2f74a812bf6bf3c1c0dc647fed2790cc14aa85a9ee297e962718993
