[INFO] cloning repository https://github.com/claudio-de-oliveira/compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/claudio-de-oliveira/compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudio-de-oliveira%2Fcompiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudio-de-oliveira%2Fcompiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f871e93b5c5d87f50db61964f2e332d7f5d36bf
[INFO] checking claudio-de-oliveira/compiler against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudio-de-oliveira%2Fcompiler" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/claudio-de-oliveira/compiler
[INFO] finished tweaking git repo https://github.com/claudio-de-oliveira/compiler
[INFO] tweaked toml for git repo https://github.com/claudio-de-oliveira/compiler written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/claudio-de-oliveira/compiler on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/claudio-de-oliveira/compiler 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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fa692e2e7f62a899c7014d3f9b4ecce4820d3c6cbf6d29cfa9c9b1896014f9ed
[INFO] running `Command { std: "docker" "start" "fa692e2e7f62a899c7014d3f9b4ecce4820d3c6cbf6d29cfa9c9b1896014f9ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa692e2e7f62a899c7014d3f9b4ecce4820d3c6cbf6d29cfa9c9b1896014f9ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fa692e2e7f62a899c7014d3f9b4ecce4820d3c6cbf6d29cfa9c9b1896014f9ed" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa692e2e7f62a899c7014d3f9b4ecce4820d3c6cbf6d29cfa9c9b1896014f9ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fa692e2e7f62a899c7014d3f9b4ecce4820d3c6cbf6d29cfa9c9b1896014f9ed" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `variable::*`
[INFO] [stdout]  --> src/variable/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use variable::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `variable::*`
[INFO] [stdout]  --> src/variable/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use variable::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for type `char` in the current scope
[INFO] [stdout]    --> src/token/token.rs:261:42
[INFO] [stdout]     |
[INFO] [stdout] 261 |         print!("{}", self.current_char().unwrap());
[INFO] [stdout]     |                                          ^^^^^^ method not found in `char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for type `char` in the current scope
[INFO] [stdout]    --> src/token/token.rs:261:42
[INFO] [stdout]     |
[INFO] [stdout] 261 |         print!("{}", self.current_char().unwrap());
[INFO] [stdout]     |                                          ^^^^^^ method not found in `char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/token/token.rs:1198:25
[INFO] [stdout]      |
[INFO] [stdout] 1198 |                         _ => {
[INFO] [stdout]      |                         ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/token/token.rs:1198:25
[INFO] [stdout]      |
[INFO] [stdout] 1174 |                         '\"' => {
[INFO] [stdout]      |                         ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1186 |                         '\\' => {
[INFO] [stdout]      |                         ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1192 |                         c => {
[INFO] [stdout]      |                         - matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1198 |                         _ => {
[INFO] [stdout]      |                         ^ collectively making this unreachable
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/token/token.rs:1211:25
[INFO] [stdout]      |
[INFO] [stdout] 1205 |                         c => {
[INFO] [stdout]      |                         - matches any value
[INFO] [stdout] ...
[INFO] [stdout] 1211 |                         _ => {
[INFO] [stdout]      |                         ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/token/token.rs:1251:25
[INFO] [stdout]      |
[INFO] [stdout] 1251 |                         _ => {
[INFO] [stdout]      |                         ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/token/token.rs:1251:25
[INFO] [stdout]      |
[INFO] [stdout] 1219 |                         '"' => {
[INFO] [stdout]      |                         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1239 |                         '\\' => {
[INFO] [stdout]      |                         ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1245 |                         c => {
[INFO] [stdout]      |                         - matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1251 |                         _ => {
[INFO] [stdout]      |                         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/token/token.rs:1333:25
[INFO] [stdout]      |
[INFO] [stdout] 1333 |                         _ => {
[INFO] [stdout]      |                         ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/token/token.rs:1333:25
[INFO] [stdout]      |
[INFO] [stdout] 1258 |                         'u' => {  // \u{...}
[INFO] [stdout]      |                         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1271 |                         'n' => { 
[INFO] [stdout]      |                         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1277 |                         'r' => { 
[INFO] [stdout]      |                         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1283 |                         't' => { 
[INFO] [stdout]      |                         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1333 |                         _ => {
[INFO] [stdout]      |                         ^ ...and 4 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/token/token.rs:1198:25
[INFO] [stdout]      |
[INFO] [stdout] 1198 |                         _ => {
[INFO] [stdout]      |                         ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/token/token.rs:1198:25
[INFO] [stdout]      |
[INFO] [stdout] 1174 |                         '\"' => {
[INFO] [stdout]      |                         ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1186 |                         '\\' => {
[INFO] [stdout]      |                         ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1192 |                         c => {
[INFO] [stdout]      |                         - matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1198 |                         _ => {
[INFO] [stdout]      |                         ^ collectively making this unreachable
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/token/token.rs:1211:25
[INFO] [stdout]      |
[INFO] [stdout] 1205 |                         c => {
[INFO] [stdout]      |                         - matches any value
[INFO] [stdout] ...
[INFO] [stdout] 1211 |                         _ => {
[INFO] [stdout]      |                         ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/token/token.rs:1251:25
[INFO] [stdout]      |
[INFO] [stdout] 1251 |                         _ => {
[INFO] [stdout]      |                         ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/token/token.rs:1251:25
[INFO] [stdout]      |
[INFO] [stdout] 1219 |                         '"' => {
[INFO] [stdout]      |                         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1239 |                         '\\' => {
[INFO] [stdout]      |                         ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1245 |                         c => {
[INFO] [stdout]      |                         - matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1251 |                         _ => {
[INFO] [stdout]      |                         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/token/token.rs:1333:25
[INFO] [stdout]      |
[INFO] [stdout] 1333 |                         _ => {
[INFO] [stdout]      |                         ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/token/token.rs:1333:25
[INFO] [stdout]      |
[INFO] [stdout] 1258 |                         'u' => {  // \u{...}
[INFO] [stdout]      |                         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1271 |                         'n' => { 
[INFO] [stdout]      |                         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1277 |                         'r' => { 
[INFO] [stdout]      |                         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1283 |                         't' => { 
[INFO] [stdout]      |                         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1333 |                         _ => {
[INFO] [stdout]      |                         ^ ...and 4 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/token/token.rs:1591:25
[INFO] [stdout]      |
[INFO] [stdout] 1591 |                         _ => {
[INFO] [stdout]      |                         ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/token/token.rs:1591:25
[INFO] [stdout]      |
[INFO] [stdout] 1576 |                         '\\' => {
[INFO] [stdout]      |                         ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1583 |                         c => {
[INFO] [stdout]      |                         - matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1591 |                         _ => {
[INFO] [stdout]      |                         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/token/token.rs:1591:25
[INFO] [stdout]      |
[INFO] [stdout] 1591 |                         _ => {
[INFO] [stdout]      |                         ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/token/token.rs:1591:25
[INFO] [stdout]      |
[INFO] [stdout] 1576 |                         '\\' => {
[INFO] [stdout]      |                         ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1583 |                         c => {
[INFO] [stdout]      |                         - matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1591 |                         _ => {
[INFO] [stdout]      |                         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_sharp`
[INFO] [stdout]     --> src/token/token.rs:2543:30
[INFO] [stdout]      |
[INFO] [stdout] 2543 |     fn row_string(&mut self, n_sharp: usize) -> Token {
[INFO] [stdout]      |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_sharp`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0004]: non-exhaustive patterns: `i32::MIN..=-1_i32` and `3_i32..=i32::MAX` not covered
[INFO] [stdout]     --> src/token/token.rs:2681:19
[INFO] [stdout]      |
[INFO] [stdout] 2681 |             match state {
[INFO] [stdout]      |                   ^^^^^ patterns `i32::MIN..=-1_i32` and `3_i32..=i32::MAX` not covered
[INFO] [stdout]      |
[INFO] [stdout]      = note: the matched value is of type `i32`
[INFO] [stdout] help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern, a match arm with multiple or-patterns as shown, or multiple match arms
[INFO] [stdout]      |
[INFO] [stdout] 2724 ~                 },
[INFO] [stdout] 2725 +                 i32::MIN..=-1_i32 | 3_i32..=i32::MAX => todo!()
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_sharp`
[INFO] [stdout]     --> src/token/token.rs:2543:30
[INFO] [stdout]      |
[INFO] [stdout] 2543 |     fn row_string(&mut self, n_sharp: usize) -> Token {
[INFO] [stdout]      |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_sharp`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0004]: non-exhaustive patterns: `i32::MIN..=-1_i32` and `3_i32..=i32::MAX` not covered
[INFO] [stdout]     --> src/token/token.rs:2681:19
[INFO] [stdout]      |
[INFO] [stdout] 2681 |             match state {
[INFO] [stdout]      |                   ^^^^^ patterns `i32::MIN..=-1_i32` and `3_i32..=i32::MAX` not covered
[INFO] [stdout]      |
[INFO] [stdout]      = note: the matched value is of type `i32`
[INFO] [stdout] help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern, a match arm with multiple or-patterns as shown, or multiple match arms
[INFO] [stdout]      |
[INFO] [stdout] 2724 ~                 },
[INFO] [stdout] 2725 +                 i32::MIN..=-1_i32 | 3_i32..=i32::MAX => todo!()
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `n_char` is assigned to, but never used
[INFO] [stdout]     --> src/token/token.rs:2732:13
[INFO] [stdout]      |
[INFO] [stdout] 2732 |         let mut n_char = 0;
[INFO] [stdout]      |             ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_n_char` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `n_sharp` is assigned to, but never used
[INFO] [stdout]     --> src/token/token.rs:2733:13
[INFO] [stdout]      |
[INFO] [stdout] 2733 |         let mut n_sharp= 0;
[INFO] [stdout]      |             ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_n_sharp` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `n_char` is assigned to, but never used
[INFO] [stdout]     --> src/token/token.rs:2732:13
[INFO] [stdout]      |
[INFO] [stdout] 2732 |         let mut n_char = 0;
[INFO] [stdout]      |             ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_n_char` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2743:29
[INFO] [stdout]      |
[INFO] [stdout] 2743 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2750 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2750:29
[INFO] [stdout]      |
[INFO] [stdout] 2750 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2757 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2757:29
[INFO] [stdout]      |
[INFO] [stdout] 2757 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2771 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2771:29
[INFO] [stdout]      |
[INFO] [stdout] 2771 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2778 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `n_sharp` is assigned to, but never used
[INFO] [stdout]     --> src/token/token.rs:2733:13
[INFO] [stdout]      |
[INFO] [stdout] 2733 |         let mut n_sharp= 0;
[INFO] [stdout]      |             ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_n_sharp` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2778:29
[INFO] [stdout]      |
[INFO] [stdout] 2778 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2792 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2792:29
[INFO] [stdout]      |
[INFO] [stdout] 2792 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2799 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2799:29
[INFO] [stdout]      |
[INFO] [stdout] 2799 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2814 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2814:29
[INFO] [stdout]      |
[INFO] [stdout] 2814 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2821 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2821:29
[INFO] [stdout]      |
[INFO] [stdout] 2821 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2743:29
[INFO] [stdout]      |
[INFO] [stdout] 2743 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2750 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_sharp` is never read
[INFO] [stdout]     --> src/token/token.rs:2800:29
[INFO] [stdout]      |
[INFO] [stdout] 2800 | ...                   n_sharp += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2822 | ...                   n_sharp += 1;
[INFO] [stdout]      |                       ------------ `n_sharp` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_sharp` is never read
[INFO] [stdout]     --> src/token/token.rs:2822:29
[INFO] [stdout]      |
[INFO] [stdout] 2822 | ...                   n_sharp += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2750:29
[INFO] [stdout]      |
[INFO] [stdout] 2750 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2757 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2757:29
[INFO] [stdout]      |
[INFO] [stdout] 2757 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2771 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2771:29
[INFO] [stdout]      |
[INFO] [stdout] 2771 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2778 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2778:29
[INFO] [stdout]      |
[INFO] [stdout] 2778 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2792 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2792:29
[INFO] [stdout]      |
[INFO] [stdout] 2792 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2799 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2799:29
[INFO] [stdout]      |
[INFO] [stdout] 2799 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2814 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2814:29
[INFO] [stdout]      |
[INFO] [stdout] 2814 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2821 | ...                   n_char += 1;
[INFO] [stdout]      |                       ----------- `n_char` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_char` is never read
[INFO] [stdout]     --> src/token/token.rs:2821:29
[INFO] [stdout]      |
[INFO] [stdout] 2821 | ...                   n_char += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_sharp` is never read
[INFO] [stdout]     --> src/token/token.rs:2800:29
[INFO] [stdout]      |
[INFO] [stdout] 2800 | ...                   n_sharp += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 2822 | ...                   n_sharp += 1;
[INFO] [stdout]      |                       ------------ `n_sharp` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n_sharp` is never read
[INFO] [stdout]     --> src/token/token.rs:2822:29
[INFO] [stdout]      |
[INFO] [stdout] 2822 | ...                   n_sharp += 1;
[INFO] [stdout]      |                       ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0004, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0004`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiler` (lib) due to 2 previous errors; 20 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0004, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0004`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiler` (lib test) due to 2 previous errors; 20 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fa692e2e7f62a899c7014d3f9b4ecce4820d3c6cbf6d29cfa9c9b1896014f9ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa692e2e7f62a899c7014d3f9b4ecce4820d3c6cbf6d29cfa9c9b1896014f9ed", kill_on_drop: false }`
[INFO] [stdout] fa692e2e7f62a899c7014d3f9b4ecce4820d3c6cbf6d29cfa9c9b1896014f9ed
