Nov 17 16:51:28.777 INFO testing AnonymousDapper/compute against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 16:51:28.777 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 16:51:28.963 INFO [stdout] d28abdaaa35a68607f53f032eb50d4947febc9cd1e9beb17f06b1276d5e32af2
Nov 17 16:51:28.965 INFO running `"docker" "start" "-a" "d28abdaaa35a68607f53f032eb50d4947febc9cd1e9beb17f06b1276d5e32af2"`
Nov 17 16:51:29.486 INFO [stderr] usermod: no changes
Nov 17 16:51:29.547 INFO [stderr]    Compiling compute v0.1.0 (/source)
Nov 17 16:51:30.111 INFO [stderr] warning: unnecessary parentheses around assigned value
Nov 17 16:51:30.111 INFO [stderr]   --> src/component/scanner.rs:64:20
Nov 17 16:51:30.111 INFO [stderr]    |
Nov 17 16:51:30.111 INFO [stderr] 64 |     let peek_idx = (self.index + 1);
Nov 17 16:51:30.111 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 17 16:51:30.111 INFO [stderr]    |
Nov 17 16:51:30.111 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 17 16:51:30.111 INFO [stderr] 
Nov 17 16:51:30.111 INFO [stderr] warning: unused import: `std::io`
Nov 17 16:51:30.111 INFO [stderr]  --> src/main.rs:9:5
Nov 17 16:51:30.111 INFO [stderr]   |
Nov 17 16:51:30.111 INFO [stderr] 9 | use std::io;
Nov 17 16:51:30.111 INFO [stderr]   |     ^^^^^^^
Nov 17 16:51:30.111 INFO [stderr]   |
Nov 17 16:51:30.111 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 16:51:30.111 INFO [stderr] 
Nov 17 16:51:30.291 INFO [stderr] warning: variable `verbosity` is assigned to, but never used
Nov 17 16:51:30.292 INFO [stderr]    --> src/main.rs:136:7
Nov 17 16:51:30.292 INFO [stderr]     |
Nov 17 16:51:30.292 INFO [stderr] 136 |   let verbosity: usize;
Nov 17 16:51:30.293 INFO [stderr]     |       ^^^^^^^^^
Nov 17 16:51:30.293 INFO [stderr]     |
Nov 17 16:51:30.293 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 16:51:30.294 INFO [stderr]     = note: consider using `_verbosity` instead
Nov 17 16:51:30.294 INFO [stderr] 
Nov 17 16:51:30.294 INFO [stderr] warning: value assigned to `verbosity` is never read
Nov 17 16:51:30.295 INFO [stderr]    --> src/main.rs:148:5
Nov 17 16:51:30.295 INFO [stderr]     |
Nov 17 16:51:30.295 INFO [stderr] 148 |     verbosity = matches.opt_count("v");
Nov 17 16:51:30.296 INFO [stderr]     |     ^^^^^^^^^
Nov 17 16:51:30.296 INFO [stderr]     |
Nov 17 16:51:30.296 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 17 16:51:30.296 INFO [stderr] 
Nov 17 16:51:30.297 INFO [stderr] warning: value assigned to `verbosity` is never read
Nov 17 16:51:30.297 INFO [stderr]    --> src/main.rs:150:5
Nov 17 16:51:30.298 INFO [stderr]     |
Nov 17 16:51:30.298 INFO [stderr] 150 |     verbosity = 0;
Nov 17 16:51:30.298 INFO [stderr]     |     ^^^^^^^^^
Nov 17 16:51:30.299 INFO [stderr] 
Nov 17 16:51:30.343 INFO [stderr] warning: field is never used: `source`
Nov 17 16:51:30.343 INFO [stderr]  --> src/component/scanner.rs:9:3
Nov 17 16:51:30.343 INFO [stderr]   |
Nov 17 16:51:30.343 INFO [stderr] 9 |   source: String,
Nov 17 16:51:30.343 INFO [stderr]   |   ^^^^^^^^^^^^^^
Nov 17 16:51:30.343 INFO [stderr]   |
Nov 17 16:51:30.343 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 16:51:30.343 INFO [stderr] 
Nov 17 16:51:30.343 INFO [stderr] warning: method is never used: `peek`
Nov 17 16:51:30.343 INFO [stderr]   --> src/component/scanner.rs:63:3
Nov 17 16:51:30.343 INFO [stderr]    |
Nov 17 16:51:30.343 INFO [stderr] 63 |   fn peek(&self) -> char {
Nov 17 16:51:30.343 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.343 INFO [stderr] 
Nov 17 16:51:30.343 INFO [stderr] warning: variant is never constructed: `Identifier`
Nov 17 16:51:30.343 INFO [stderr]   --> src/component/token.rs:66:3
Nov 17 16:51:30.343 INFO [stderr]    |
Nov 17 16:51:30.343 INFO [stderr] 66 |   Identifier(String),
Nov 17 16:51:30.343 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.343 INFO [stderr] 
Nov 17 16:51:30.343 INFO [stderr] warning: variant is never constructed: `Float`
Nov 17 16:51:30.343 INFO [stderr]   --> src/component/token.rs:67:3
Nov 17 16:51:30.343 INFO [stderr]    |
Nov 17 16:51:30.343 INFO [stderr] 67 |   Float(f32),
Nov 17 16:51:30.343 INFO [stderr]    |   ^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: variant is never constructed: `SciNotFloat`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/token.rs:69:3
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 69 |   SciNotFloat(f32),
Nov 17 16:51:30.344 INFO [stderr]    |   ^^^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: variant is never constructed: `SciNotInt`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/token.rs:70:3
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 70 |   SciNotInt(i32),
Nov 17 16:51:30.344 INFO [stderr]    |   ^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: method is never used: `new`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:14:5
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 14 |     pub fn new(line: u32, column: u32) -> Position {
Nov 17 16:51:30.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: method is never used: `span_to`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:21:5
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 21 |     pub fn span_to(self, to: Position) -> Span {
Nov 17 16:51:30.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: method is never used: `forward`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:25:5
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 25 |     pub fn forward(mut self, amount: u32) -> Position {
Nov 17 16:51:30.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: method is never used: `backward`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:30:5
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 30 |     pub fn backward(mut self, amount: u32) -> Position {
Nov 17 16:51:30.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: struct is never constructed: `Span`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:43:3
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 43 |   pub struct Span {
Nov 17 16:51:30.344 INFO [stderr]    |   ^^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: method is never used: `new`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:49:5
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 49 |     pub fn new(start: Position, end: Position) -> Span {
Nov 17 16:51:30.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: method is never used: `merge`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:57:5
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 57 |     pub fn merge(self, other: Span) -> Span {
Nov 17 16:51:30.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: variant is never constructed: `Warning`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:69:3
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 69 |   Warning,
Nov 17 16:51:30.344 INFO [stderr]    |   ^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: variant is never constructed: `Message`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:70:3
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 70 |   Message,
Nov 17 16:51:30.344 INFO [stderr]    |   ^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: variant is never constructed: `Debug`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:71:3
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 71 |   Debug
Nov 17 16:51:30.344 INFO [stderr]    |   ^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: function is never used: `warn`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:89:1
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 89 | pub fn warn<T>(msg: T, line: u32, column: u32) where T: Into<String> {
Nov 17 16:51:30.344 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: function is never used: `log`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:93:1
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.344 INFO [stderr] 93 | pub fn log<T>(msg: T, line: u32, column: u32) where T: Into<String> {
Nov 17 16:51:30.344 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.344 INFO [stderr] 
Nov 17 16:51:30.344 INFO [stderr] warning: function is never used: `debug`
Nov 17 16:51:30.344 INFO [stderr]   --> src/component/logger.rs:97:1
Nov 17 16:51:30.344 INFO [stderr]    |
Nov 17 16:51:30.345 INFO [stderr] 97 | pub fn debug<T>(msg: T, line: u32, column: u32) where T: Into<String> {
Nov 17 16:51:30.345 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:30.345 INFO [stderr] 
Nov 17 16:51:31.336 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Nov 17 16:51:31.347 INFO [stderr] su: No module specific data is present
Nov 17 16:51:31.760 INFO running `"docker" "inspect" "d28abdaaa35a68607f53f032eb50d4947febc9cd1e9beb17f06b1276d5e32af2"`
Nov 17 16:51:31.949 INFO running `"docker" "rm" "-f" "d28abdaaa35a68607f53f032eb50d4947febc9cd1e9beb17f06b1276d5e32af2"`
Nov 17 16:51:32.111 INFO [stdout] d28abdaaa35a68607f53f032eb50d4947febc9cd1e9beb17f06b1276d5e32af2
Nov 17 16:51:32.118 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 16:51:32.468 INFO [stdout] a18510b85d7bce932aad2dcd3c1caca82270dacab73cb156a6d626e53b766d52
Nov 17 16:51:32.471 INFO running `"docker" "start" "-a" "a18510b85d7bce932aad2dcd3c1caca82270dacab73cb156a6d626e53b766d52"`
Nov 17 16:51:33.435 INFO [stderr] usermod: no changes
Nov 17 16:51:33.478 INFO [stderr]    Compiling compute v0.1.0 (/source)
Nov 17 16:51:33.764 INFO [stderr] warning: unnecessary parentheses around assigned value
Nov 17 16:51:33.764 INFO [stderr]   --> src/component/scanner.rs:64:20
Nov 17 16:51:33.764 INFO [stderr]    |
Nov 17 16:51:33.764 INFO [stderr] 64 |     let peek_idx = (self.index + 1);
Nov 17 16:51:33.764 INFO [stderr]    |                    ^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 17 16:51:33.764 INFO [stderr]    |
Nov 17 16:51:33.764 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 17 16:51:33.764 INFO [stderr] 
Nov 17 16:51:33.764 INFO [stderr] warning: unused import: `std::io`
Nov 17 16:51:33.764 INFO [stderr]  --> src/main.rs:9:5
Nov 17 16:51:33.764 INFO [stderr]   |
Nov 17 16:51:33.764 INFO [stderr] 9 | use std::io;
Nov 17 16:51:33.764 INFO [stderr]   |     ^^^^^^^
Nov 17 16:51:33.764 INFO [stderr]   |
Nov 17 16:51:33.764 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 16:51:33.764 INFO [stderr] 
Nov 17 16:51:33.907 INFO [stderr] warning: variable `verbosity` is assigned to, but never used
Nov 17 16:51:33.907 INFO [stderr]    --> src/main.rs:136:7
Nov 17 16:51:33.907 INFO [stderr]     |
Nov 17 16:51:33.907 INFO [stderr] 136 |   let verbosity: usize;
Nov 17 16:51:33.907 INFO [stderr]     |       ^^^^^^^^^
Nov 17 16:51:33.907 INFO [stderr]     |
Nov 17 16:51:33.907 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 16:51:33.907 INFO [stderr]     = note: consider using `_verbosity` instead
Nov 17 16:51:33.907 INFO [stderr] 
Nov 17 16:51:33.907 INFO [stderr] warning: value assigned to `verbosity` is never read
Nov 17 16:51:33.907 INFO [stderr]    --> src/main.rs:148:5
Nov 17 16:51:33.907 INFO [stderr]     |
Nov 17 16:51:33.907 INFO [stderr] 148 |     verbosity = matches.opt_count("v");
Nov 17 16:51:33.907 INFO [stderr]     |     ^^^^^^^^^
Nov 17 16:51:33.907 INFO [stderr]     |
Nov 17 16:51:33.907 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 17 16:51:33.907 INFO [stderr] 
Nov 17 16:51:33.907 INFO [stderr] warning: value assigned to `verbosity` is never read
Nov 17 16:51:33.907 INFO [stderr]    --> src/main.rs:150:5
Nov 17 16:51:33.907 INFO [stderr]     |
Nov 17 16:51:33.907 INFO [stderr] 150 |     verbosity = 0;
Nov 17 16:51:33.907 INFO [stderr]     |     ^^^^^^^^^
Nov 17 16:51:33.907 INFO [stderr] 
Nov 17 16:51:33.956 INFO [stderr] warning: field is never used: `source`
Nov 17 16:51:33.956 INFO [stderr]  --> src/component/scanner.rs:9:3
Nov 17 16:51:33.956 INFO [stderr]   |
Nov 17 16:51:33.957 INFO [stderr] 9 |   source: String,
Nov 17 16:51:33.957 INFO [stderr]   |   ^^^^^^^^^^^^^^
Nov 17 16:51:33.957 INFO [stderr]   |
Nov 17 16:51:33.958 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 16:51:33.958 INFO [stderr] 
Nov 17 16:51:33.958 INFO [stderr] warning: method is never used: `peek`
Nov 17 16:51:33.959 INFO [stderr]   --> src/component/scanner.rs:63:3
Nov 17 16:51:33.959 INFO [stderr]    |
Nov 17 16:51:33.959 INFO [stderr] 63 |   fn peek(&self) -> char {
Nov 17 16:51:33.960 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.960 INFO [stderr] 
Nov 17 16:51:33.960 INFO [stderr] warning: variant is never constructed: `Identifier`
Nov 17 16:51:33.960 INFO [stderr]   --> src/component/token.rs:66:3
Nov 17 16:51:33.961 INFO [stderr]    |
Nov 17 16:51:33.961 INFO [stderr] 66 |   Identifier(String),
Nov 17 16:51:33.961 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.962 INFO [stderr] 
Nov 17 16:51:33.962 INFO [stderr] warning: variant is never constructed: `Float`
Nov 17 16:51:33.962 INFO [stderr]   --> src/component/token.rs:67:3
Nov 17 16:51:33.963 INFO [stderr]    |
Nov 17 16:51:33.963 INFO [stderr] 67 |   Float(f32),
Nov 17 16:51:33.963 INFO [stderr]    |   ^^^^^^^^^^
Nov 17 16:51:33.964 INFO [stderr] 
Nov 17 16:51:33.964 INFO [stderr] warning: variant is never constructed: `SciNotFloat`
Nov 17 16:51:33.964 INFO [stderr]   --> src/component/token.rs:69:3
Nov 17 16:51:33.965 INFO [stderr]    |
Nov 17 16:51:33.965 INFO [stderr] 69 |   SciNotFloat(f32),
Nov 17 16:51:33.965 INFO [stderr]    |   ^^^^^^^^^^^^^^^^
Nov 17 16:51:33.966 INFO [stderr] 
Nov 17 16:51:33.966 INFO [stderr] warning: variant is never constructed: `SciNotInt`
Nov 17 16:51:33.966 INFO [stderr]   --> src/component/token.rs:70:3
Nov 17 16:51:33.967 INFO [stderr]    |
Nov 17 16:51:33.967 INFO [stderr] 70 |   SciNotInt(i32),
Nov 17 16:51:33.967 INFO [stderr]    |   ^^^^^^^^^^^^^^
Nov 17 16:51:33.968 INFO [stderr] 
Nov 17 16:51:33.968 INFO [stderr] warning: method is never used: `new`
Nov 17 16:51:33.968 INFO [stderr]   --> src/component/logger.rs:14:5
Nov 17 16:51:33.969 INFO [stderr]    |
Nov 17 16:51:33.969 INFO [stderr] 14 |     pub fn new(line: u32, column: u32) -> Position {
Nov 17 16:51:33.969 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.969 INFO [stderr] 
Nov 17 16:51:33.970 INFO [stderr] warning: method is never used: `span_to`
Nov 17 16:51:33.970 INFO [stderr]   --> src/component/logger.rs:21:5
Nov 17 16:51:33.970 INFO [stderr]    |
Nov 17 16:51:33.971 INFO [stderr] 21 |     pub fn span_to(self, to: Position) -> Span {
Nov 17 16:51:33.971 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.971 INFO [stderr] 
Nov 17 16:51:33.972 INFO [stderr] warning: method is never used: `forward`
Nov 17 16:51:33.972 INFO [stderr]   --> src/component/logger.rs:25:5
Nov 17 16:51:33.972 INFO [stderr]    |
Nov 17 16:51:33.973 INFO [stderr] 25 |     pub fn forward(mut self, amount: u32) -> Position {
Nov 17 16:51:33.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.973 INFO [stderr] 
Nov 17 16:51:33.973 INFO [stderr] warning: method is never used: `backward`
Nov 17 16:51:33.974 INFO [stderr]   --> src/component/logger.rs:30:5
Nov 17 16:51:33.974 INFO [stderr]    |
Nov 17 16:51:33.974 INFO [stderr] 30 |     pub fn backward(mut self, amount: u32) -> Position {
Nov 17 16:51:33.975 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.975 INFO [stderr] 
Nov 17 16:51:33.975 INFO [stderr] warning: struct is never constructed: `Span`
Nov 17 16:51:33.976 INFO [stderr]   --> src/component/logger.rs:43:3
Nov 17 16:51:33.976 INFO [stderr]    |
Nov 17 16:51:33.976 INFO [stderr] 43 |   pub struct Span {
Nov 17 16:51:33.977 INFO [stderr]    |   ^^^^^^^^^^^^^^^
Nov 17 16:51:33.977 INFO [stderr] 
Nov 17 16:51:33.977 INFO [stderr] warning: method is never used: `new`
Nov 17 16:51:33.977 INFO [stderr]   --> src/component/logger.rs:49:5
Nov 17 16:51:33.978 INFO [stderr]    |
Nov 17 16:51:33.978 INFO [stderr] 49 |     pub fn new(start: Position, end: Position) -> Span {
Nov 17 16:51:33.978 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.978 INFO [stderr] 
Nov 17 16:51:33.979 INFO [stderr] warning: method is never used: `merge`
Nov 17 16:51:33.979 INFO [stderr]   --> src/component/logger.rs:57:5
Nov 17 16:51:33.979 INFO [stderr]    |
Nov 17 16:51:33.980 INFO [stderr] 57 |     pub fn merge(self, other: Span) -> Span {
Nov 17 16:51:33.980 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.980 INFO [stderr] 
Nov 17 16:51:33.981 INFO [stderr] warning: variant is never constructed: `Warning`
Nov 17 16:51:33.981 INFO [stderr]   --> src/component/logger.rs:69:3
Nov 17 16:51:33.981 INFO [stderr]    |
Nov 17 16:51:33.981 INFO [stderr] 69 |   Warning,
Nov 17 16:51:33.982 INFO [stderr]    |   ^^^^^^^
Nov 17 16:51:33.982 INFO [stderr] 
Nov 17 16:51:33.982 INFO [stderr] warning: variant is never constructed: `Message`
Nov 17 16:51:33.982 INFO [stderr]   --> src/component/logger.rs:70:3
Nov 17 16:51:33.982 INFO [stderr]    |
Nov 17 16:51:33.982 INFO [stderr] 70 |   Message,
Nov 17 16:51:33.982 INFO [stderr]    |   ^^^^^^^
Nov 17 16:51:33.982 INFO [stderr] 
Nov 17 16:51:33.982 INFO [stderr] warning: variant is never constructed: `Debug`
Nov 17 16:51:33.982 INFO [stderr]   --> src/component/logger.rs:71:3
Nov 17 16:51:33.982 INFO [stderr]    |
Nov 17 16:51:33.982 INFO [stderr] 71 |   Debug
Nov 17 16:51:33.982 INFO [stderr]    |   ^^^^^
Nov 17 16:51:33.982 INFO [stderr] 
Nov 17 16:51:33.982 INFO [stderr] warning: function is never used: `warn`
Nov 17 16:51:33.982 INFO [stderr]   --> src/component/logger.rs:89:1
Nov 17 16:51:33.982 INFO [stderr]    |
Nov 17 16:51:33.982 INFO [stderr] 89 | pub fn warn<T>(msg: T, line: u32, column: u32) where T: Into<String> {
Nov 17 16:51:33.982 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.982 INFO [stderr] 
Nov 17 16:51:33.982 INFO [stderr] warning: function is never used: `log`
Nov 17 16:51:33.982 INFO [stderr]   --> src/component/logger.rs:93:1
Nov 17 16:51:33.982 INFO [stderr]    |
Nov 17 16:51:33.982 INFO [stderr] 93 | pub fn log<T>(msg: T, line: u32, column: u32) where T: Into<String> {
Nov 17 16:51:33.982 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.982 INFO [stderr] 
Nov 17 16:51:33.983 INFO [stderr] warning: function is never used: `debug`
Nov 17 16:51:33.983 INFO [stderr]   --> src/component/logger.rs:97:1
Nov 17 16:51:33.983 INFO [stderr]    |
Nov 17 16:51:33.983 INFO [stderr] 97 | pub fn debug<T>(msg: T, line: u32, column: u32) where T: Into<String> {
Nov 17 16:51:33.983 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:33.983 INFO [stderr] 
Nov 17 16:51:34.220 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Nov 17 16:51:34.224 INFO [stderr] su: No module specific data is present
Nov 17 16:51:34.502 INFO running `"docker" "inspect" "a18510b85d7bce932aad2dcd3c1caca82270dacab73cb156a6d626e53b766d52"`
Nov 17 16:51:34.571 INFO running `"docker" "rm" "-f" "a18510b85d7bce932aad2dcd3c1caca82270dacab73cb156a6d626e53b766d52"`
Nov 17 16:51:34.665 INFO [stdout] a18510b85d7bce932aad2dcd3c1caca82270dacab73cb156a6d626e53b766d52
Nov 17 16:51:34.667 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 16:51:34.824 INFO [stdout] deedbe7a748b64bd825747c49b77ac10d35d7e8c2e2fe1b61393b327c24460c3
Nov 17 16:51:34.831 INFO running `"docker" "start" "-a" "deedbe7a748b64bd825747c49b77ac10d35d7e8c2e2fe1b61393b327c24460c3"`
Nov 17 16:51:35.308 INFO [stderr] usermod: no changes
Nov 17 16:51:35.343 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 17 16:51:35.344 INFO [stderr]      Running /target/debug/deps/compute-48ff2a5b7349802c
Nov 17 16:51:35.346 INFO [stdout] 
Nov 17 16:51:35.346 INFO [stdout] running 0 tests
Nov 17 16:51:35.346 INFO [stdout] 
Nov 17 16:51:35.346 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 16:51:35.346 INFO [stdout] 
Nov 17 16:51:35.348 INFO [stderr] su: No module specific data is present
Nov 17 16:51:35.732 INFO running `"docker" "inspect" "deedbe7a748b64bd825747c49b77ac10d35d7e8c2e2fe1b61393b327c24460c3"`
Nov 17 16:51:35.873 INFO running `"docker" "rm" "-f" "deedbe7a748b64bd825747c49b77ac10d35d7e8c2e2fe1b61393b327c24460c3"`
Nov 17 16:51:35.938 INFO [stdout] deedbe7a748b64bd825747c49b77ac10d35d7e8c2e2fe1b61393b327c24460c3