Dec 13 11:06:47.972 INFO testing mcon/craftinginterpreters-rust against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 11:06:47.973 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 11:06:48.443 INFO [stdout] 7ddd9fbdec0e3ac5d1d76055edbd36beef2240654e31708824867852cd35dc21
Dec 13 11:06:48.447 INFO running `"docker" "start" "-a" "7ddd9fbdec0e3ac5d1d76055edbd36beef2240654e31708824867852cd35dc21"`
Dec 13 11:06:49.463 INFO [stderr] usermod: no changes
Dec 13 11:06:49.502 INFO [stderr]    Compiling argparse v0.2.2
Dec 13 11:06:52.397 INFO [stderr]    Compiling lox-rust v0.1.0 (/source)
Dec 13 11:06:52.703 INFO [stderr] warning: unused import: `scanner::TokenParseResult::TokenFound`
Dec 13 11:06:52.703 INFO [stderr]  --> src/scanner.rs:1:5
Dec 13 11:06:52.703 INFO [stderr]   |
Dec 13 11:06:52.703 INFO [stderr] 1 | use scanner::TokenParseResult::TokenFound;
Dec 13 11:06:52.703 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:06:52.703 INFO [stderr]   |
Dec 13 11:06:52.703 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 11:06:52.703 INFO [stderr] 
Dec 13 11:06:52.703 INFO [stderr] warning: unused import: `scanner::TokenParseResult::Error`
Dec 13 11:06:52.703 INFO [stderr]  --> src/scanner.rs:2:5
Dec 13 11:06:52.703 INFO [stderr]   |
Dec 13 11:06:52.703 INFO [stderr] 2 | use scanner::TokenParseResult::Error;
Dec 13 11:06:52.703 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:06:52.703 INFO [stderr] 
Dec 13 11:06:52.703 INFO [stderr] warning: unused import: `scanner::TokenParseResult::NoToken`
Dec 13 11:06:52.703 INFO [stderr]  --> src/scanner.rs:3:5
Dec 13 11:06:52.703 INFO [stderr]   |
Dec 13 11:06:52.703 INFO [stderr] 3 | use scanner::TokenParseResult::NoToken;
Dec 13 11:06:52.703 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:06:52.703 INFO [stderr] 
Dec 13 11:06:52.767 INFO [stderr] warning: unreachable statement
Dec 13 11:06:52.767 INFO [stderr]    --> src/scanner.rs:182:9
Dec 13 11:06:52.767 INFO [stderr]     |
Dec 13 11:06:52.767 INFO [stderr] 182 |         self.errors.push(format!("Unknown error parsing number on line {}", self.line));
Dec 13 11:06:52.767 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:06:52.767 INFO [stderr]     |
Dec 13 11:06:52.767 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 13 11:06:52.767 INFO [stderr] 
Dec 13 11:06:52.803 INFO [stderr] warning: variable does not need to be mutable
Dec 13 11:06:52.803 INFO [stderr]   --> src/scanner.rs:76:13
Dec 13 11:06:52.803 INFO [stderr]    |
Dec 13 11:06:52.803 INFO [stderr] 76 |         let mut temp_copy = self.source.clone();
Dec 13 11:06:52.803 INFO [stderr]    |             ----^^^^^^^^^
Dec 13 11:06:52.803 INFO [stderr]    |             |
Dec 13 11:06:52.803 INFO [stderr]    |             help: remove this `mut`
Dec 13 11:06:52.803 INFO [stderr]    |
Dec 13 11:06:52.803 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 11:06:52.803 INFO [stderr] 
Dec 13 11:06:52.811 INFO [stderr] warning: variable does not need to be mutable
Dec 13 11:06:52.811 INFO [stderr]    --> src/scanner.rs:148:17
Dec 13 11:06:52.811 INFO [stderr]     |
Dec 13 11:06:52.811 INFO [stderr] 148 |             let mut string_iter =
Dec 13 11:06:52.811 INFO [stderr]     |                 ----^^^^^^^^^^^
Dec 13 11:06:52.811 INFO [stderr]     |                 |
Dec 13 11:06:52.811 INFO [stderr]     |                 help: remove this `mut`
Dec 13 11:06:52.811 INFO [stderr] 
Dec 13 11:06:52.815 INFO [stderr] warning: variable does not need to be mutable
Dec 13 11:06:52.815 INFO [stderr]    --> src/scanner.rs:166:17
Dec 13 11:06:52.815 INFO [stderr]     |
Dec 13 11:06:52.815 INFO [stderr] 166 |             let mut string_iter =
Dec 13 11:06:52.815 INFO [stderr]     |                 ----^^^^^^^^^^^
Dec 13 11:06:52.815 INFO [stderr]     |                 |
Dec 13 11:06:52.815 INFO [stderr]     |                 help: remove this `mut`
Dec 13 11:06:52.815 INFO [stderr] 
Dec 13 11:06:52.823 INFO [stderr] warning: variable does not need to be mutable
Dec 13 11:06:52.823 INFO [stderr]    --> src/scanner.rs:189:13
Dec 13 11:06:52.823 INFO [stderr]     |
Dec 13 11:06:52.823 INFO [stderr] 189 |         let mut string_iter =
Dec 13 11:06:52.823 INFO [stderr]     |             ----^^^^^^^^^^^
Dec 13 11:06:52.823 INFO [stderr]     |             |
Dec 13 11:06:52.823 INFO [stderr]     |             help: remove this `mut`
Dec 13 11:06:52.823 INFO [stderr] 
Dec 13 11:06:52.823 INFO [stderr] warning: enum is never used: `TokenParseResult`
Dec 13 11:06:52.823 INFO [stderr]   --> src/scanner.rs:41:1
Dec 13 11:06:52.823 INFO [stderr]    |
Dec 13 11:06:52.823 INFO [stderr] 41 | enum TokenParseResult {
Dec 13 11:06:52.823 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:06:52.823 INFO [stderr]    |
Dec 13 11:06:52.823 INFO [stderr] note: lint level defined here
Dec 13 11:06:52.823 INFO [stderr]   --> src/scanner.rs:39:8
Dec 13 11:06:52.823 INFO [stderr]    |
Dec 13 11:06:52.823 INFO [stderr] 39 | #[warn(dead_code)]
Dec 13 11:06:52.823 INFO [stderr]    |        ^^^^^^^^^
Dec 13 11:06:52.823 INFO [stderr] 
Dec 13 11:06:53.818 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.33s
Dec 13 11:06:53.819 INFO [stderr] su: No module specific data is present
Dec 13 11:06:54.612 INFO running `"docker" "inspect" "7ddd9fbdec0e3ac5d1d76055edbd36beef2240654e31708824867852cd35dc21"`
Dec 13 11:06:54.831 INFO running `"docker" "rm" "-f" "7ddd9fbdec0e3ac5d1d76055edbd36beef2240654e31708824867852cd35dc21"`
Dec 13 11:06:55.034 INFO [stdout] 7ddd9fbdec0e3ac5d1d76055edbd36beef2240654e31708824867852cd35dc21
Dec 13 11:06:55.041 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 11:06:55.427 INFO [stdout] 979a6f74def48100aabca0e4b73ac5173386c0288d040741fb301d0439ae957d
Dec 13 11:06:55.433 INFO running `"docker" "start" "-a" "979a6f74def48100aabca0e4b73ac5173386c0288d040741fb301d0439ae957d"`
Dec 13 11:06:56.835 INFO [stderr] usermod: no changes
Dec 13 11:06:56.892 INFO [stderr]    Compiling lox-rust v0.1.0 (/source)
Dec 13 11:06:57.214 INFO [stderr] warning: unused import: `scanner::TokenParseResult::TokenFound`
Dec 13 11:06:57.214 INFO [stderr]  --> src/scanner.rs:1:5
Dec 13 11:06:57.214 INFO [stderr]   |
Dec 13 11:06:57.214 INFO [stderr] 1 | use scanner::TokenParseResult::TokenFound;
Dec 13 11:06:57.214 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:06:57.214 INFO [stderr]   |
Dec 13 11:06:57.214 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 11:06:57.214 INFO [stderr] 
Dec 13 11:06:57.214 INFO [stderr] warning: unused import: `scanner::TokenParseResult::Error`
Dec 13 11:06:57.214 INFO [stderr]  --> src/scanner.rs:2:5
Dec 13 11:06:57.214 INFO [stderr]   |
Dec 13 11:06:57.214 INFO [stderr] 2 | use scanner::TokenParseResult::Error;
Dec 13 11:06:57.215 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:06:57.215 INFO [stderr] 
Dec 13 11:06:57.215 INFO [stderr] warning: unused import: `scanner::TokenParseResult::NoToken`
Dec 13 11:06:57.215 INFO [stderr]  --> src/scanner.rs:3:5
Dec 13 11:06:57.215 INFO [stderr]   |
Dec 13 11:06:57.215 INFO [stderr] 3 | use scanner::TokenParseResult::NoToken;
Dec 13 11:06:57.215 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:06:57.215 INFO [stderr] 
Dec 13 11:06:57.295 INFO [stderr] warning: unreachable statement
Dec 13 11:06:57.295 INFO [stderr]    --> src/scanner.rs:182:9
Dec 13 11:06:57.295 INFO [stderr]     |
Dec 13 11:06:57.295 INFO [stderr] 182 |         self.errors.push(format!("Unknown error parsing number on line {}", self.line));
Dec 13 11:06:57.295 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:06:57.295 INFO [stderr]     |
Dec 13 11:06:57.295 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 13 11:06:57.295 INFO [stderr] 
Dec 13 11:06:57.324 INFO [stderr] warning: variable does not need to be mutable
Dec 13 11:06:57.324 INFO [stderr]   --> src/scanner.rs:76:13
Dec 13 11:06:57.324 INFO [stderr]    |
Dec 13 11:06:57.324 INFO [stderr] 76 |         let mut temp_copy = self.source.clone();
Dec 13 11:06:57.324 INFO [stderr]    |             ----^^^^^^^^^
Dec 13 11:06:57.324 INFO [stderr]    |             |
Dec 13 11:06:57.324 INFO [stderr]    |             help: remove this `mut`
Dec 13 11:06:57.324 INFO [stderr]    |
Dec 13 11:06:57.324 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 11:06:57.324 INFO [stderr] 
Dec 13 11:06:57.324 INFO [stderr] warning: variable does not need to be mutable
Dec 13 11:06:57.324 INFO [stderr]    --> src/scanner.rs:148:17
Dec 13 11:06:57.324 INFO [stderr]     |
Dec 13 11:06:57.324 INFO [stderr] 148 |             let mut string_iter =
Dec 13 11:06:57.324 INFO [stderr]     |                 ----^^^^^^^^^^^
Dec 13 11:06:57.324 INFO [stderr]     |                 |
Dec 13 11:06:57.324 INFO [stderr]     |                 help: remove this `mut`
Dec 13 11:06:57.324 INFO [stderr] 
Dec 13 11:06:57.336 INFO [stderr] warning: variable does not need to be mutable
Dec 13 11:06:57.336 INFO [stderr]    --> src/scanner.rs:166:17
Dec 13 11:06:57.336 INFO [stderr]     |
Dec 13 11:06:57.336 INFO [stderr] 166 |             let mut string_iter =
Dec 13 11:06:57.336 INFO [stderr]     |                 ----^^^^^^^^^^^
Dec 13 11:06:57.336 INFO [stderr]     |                 |
Dec 13 11:06:57.336 INFO [stderr]     |                 help: remove this `mut`
Dec 13 11:06:57.336 INFO [stderr] 
Dec 13 11:06:57.336 INFO [stderr] warning: variable does not need to be mutable
Dec 13 11:06:57.336 INFO [stderr]    --> src/scanner.rs:189:13
Dec 13 11:06:57.336 INFO [stderr]     |
Dec 13 11:06:57.336 INFO [stderr] 189 |         let mut string_iter =
Dec 13 11:06:57.336 INFO [stderr]     |             ----^^^^^^^^^^^
Dec 13 11:06:57.336 INFO [stderr]     |             |
Dec 13 11:06:57.336 INFO [stderr]     |             help: remove this `mut`
Dec 13 11:06:57.336 INFO [stderr] 
Dec 13 11:06:57.336 INFO [stderr] warning: enum is never used: `TokenParseResult`
Dec 13 11:06:57.336 INFO [stderr]   --> src/scanner.rs:41:1
Dec 13 11:06:57.336 INFO [stderr]    |
Dec 13 11:06:57.336 INFO [stderr] 41 | enum TokenParseResult {
Dec 13 11:06:57.336 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:06:57.336 INFO [stderr]    |
Dec 13 11:06:57.336 INFO [stderr] note: lint level defined here
Dec 13 11:06:57.336 INFO [stderr]   --> src/scanner.rs:39:8
Dec 13 11:06:57.336 INFO [stderr]    |
Dec 13 11:06:57.336 INFO [stderr] 39 | #[warn(dead_code)]
Dec 13 11:06:57.336 INFO [stderr]    |        ^^^^^^^^^
Dec 13 11:06:57.336 INFO [stderr] 
Dec 13 11:06:57.660 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Dec 13 11:06:57.666 INFO [stderr] su: No module specific data is present
Dec 13 11:06:58.291 INFO running `"docker" "inspect" "979a6f74def48100aabca0e4b73ac5173386c0288d040741fb301d0439ae957d"`
Dec 13 11:06:58.595 INFO running `"docker" "rm" "-f" "979a6f74def48100aabca0e4b73ac5173386c0288d040741fb301d0439ae957d"`
Dec 13 11:06:58.996 INFO [stdout] 979a6f74def48100aabca0e4b73ac5173386c0288d040741fb301d0439ae957d
Dec 13 11:06:58.998 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 11:06:59.453 INFO [stdout] 7bb61dd92f6bdf7cdf94b845dd6efcc0f4d65c3d3df889571010e1c277c11f4c
Dec 13 11:06:59.455 INFO running `"docker" "start" "-a" "7bb61dd92f6bdf7cdf94b845dd6efcc0f4d65c3d3df889571010e1c277c11f4c"`
Dec 13 11:07:00.720 INFO [stderr] usermod: no changes
Dec 13 11:07:00.796 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 13 11:07:00.807 INFO [stderr]      Running /target/debug/deps/lox_rust-5e8ddc978c1f991f
Dec 13 11:07:00.811 INFO [stdout] 
Dec 13 11:07:00.811 INFO [stdout] running 0 tests
Dec 13 11:07:00.811 INFO [stdout] 
Dec 13 11:07:00.811 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 11:07:00.811 INFO [stdout] 
Dec 13 11:07:00.812 INFO [stderr] su: No module specific data is present
Dec 13 11:07:01.405 INFO running `"docker" "inspect" "7bb61dd92f6bdf7cdf94b845dd6efcc0f4d65c3d3df889571010e1c277c11f4c"`
Dec 13 11:07:01.676 INFO running `"docker" "rm" "-f" "7bb61dd92f6bdf7cdf94b845dd6efcc0f4d65c3d3df889571010e1c277c11f4c"`
Dec 13 11:07:01.868 INFO [stdout] 7bb61dd92f6bdf7cdf94b845dd6efcc0f4d65c3d3df889571010e1c277c11f4c