Dec 05 14:54:04.779 INFO testing mcon/craftinginterpreters-rust against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 14:54:04.779 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 14:54:05.362 INFO [stdout] 91e60d563bf8e45ecc23feae08468c7f564d314621d2242169aa3a3f58c2bec5
Dec 05 14:54:05.364 INFO running `"docker" "start" "-a" "91e60d563bf8e45ecc23feae08468c7f564d314621d2242169aa3a3f58c2bec5"`
Dec 05 14:54:06.467 INFO [stderr] usermod: no changes
Dec 05 14:54:06.532 INFO [stderr]    Compiling argparse v0.2.2
Dec 05 14:54:09.235 INFO [stderr]    Compiling lox-rust v0.1.0 (/source)
Dec 05 14:54:09.464 INFO [stderr] warning: unused import: `scanner::TokenParseResult::TokenFound`
Dec 05 14:54:09.464 INFO [stderr]  --> src/scanner.rs:1:5
Dec 05 14:54:09.464 INFO [stderr]   |
Dec 05 14:54:09.464 INFO [stderr] 1 | use scanner::TokenParseResult::TokenFound;
Dec 05 14:54:09.464 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:54:09.464 INFO [stderr]   |
Dec 05 14:54:09.464 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 14:54:09.464 INFO [stderr] 
Dec 05 14:54:09.464 INFO [stderr] warning: unused import: `scanner::TokenParseResult::Error`
Dec 05 14:54:09.464 INFO [stderr]  --> src/scanner.rs:2:5
Dec 05 14:54:09.464 INFO [stderr]   |
Dec 05 14:54:09.464 INFO [stderr] 2 | use scanner::TokenParseResult::Error;
Dec 05 14:54:09.464 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:54:09.464 INFO [stderr] 
Dec 05 14:54:09.464 INFO [stderr] warning: unused import: `scanner::TokenParseResult::NoToken`
Dec 05 14:54:09.464 INFO [stderr]  --> src/scanner.rs:3:5
Dec 05 14:54:09.464 INFO [stderr]   |
Dec 05 14:54:09.464 INFO [stderr] 3 | use scanner::TokenParseResult::NoToken;
Dec 05 14:54:09.464 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:54:09.464 INFO [stderr] 
Dec 05 14:54:09.556 INFO [stderr] warning: unreachable statement
Dec 05 14:54:09.556 INFO [stderr]    --> src/scanner.rs:182:9
Dec 05 14:54:09.556 INFO [stderr]     |
Dec 05 14:54:09.556 INFO [stderr] 182 |         self.errors.push(format!("Unknown error parsing number on line {}", self.line));
Dec 05 14:54:09.556 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:54:09.556 INFO [stderr]     |
Dec 05 14:54:09.556 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 05 14:54:09.556 INFO [stderr] 
Dec 05 14:54:09.592 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:54:09.592 INFO [stderr]   --> src/scanner.rs:76:13
Dec 05 14:54:09.592 INFO [stderr]    |
Dec 05 14:54:09.592 INFO [stderr] 76 |         let mut temp_copy = self.source.clone();
Dec 05 14:54:09.592 INFO [stderr]    |             ----^^^^^^^^^
Dec 05 14:54:09.592 INFO [stderr]    |             |
Dec 05 14:54:09.592 INFO [stderr]    |             help: remove this `mut`
Dec 05 14:54:09.592 INFO [stderr]    |
Dec 05 14:54:09.592 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 14:54:09.592 INFO [stderr] 
Dec 05 14:54:09.604 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:54:09.604 INFO [stderr]    --> src/scanner.rs:148:17
Dec 05 14:54:09.604 INFO [stderr]     |
Dec 05 14:54:09.604 INFO [stderr] 148 |             let mut string_iter =
Dec 05 14:54:09.604 INFO [stderr]     |                 ----^^^^^^^^^^^
Dec 05 14:54:09.604 INFO [stderr]     |                 |
Dec 05 14:54:09.604 INFO [stderr]     |                 help: remove this `mut`
Dec 05 14:54:09.604 INFO [stderr] 
Dec 05 14:54:09.608 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:54:09.608 INFO [stderr]    --> src/scanner.rs:166:17
Dec 05 14:54:09.608 INFO [stderr]     |
Dec 05 14:54:09.608 INFO [stderr] 166 |             let mut string_iter =
Dec 05 14:54:09.608 INFO [stderr]     |                 ----^^^^^^^^^^^
Dec 05 14:54:09.608 INFO [stderr]     |                 |
Dec 05 14:54:09.608 INFO [stderr]     |                 help: remove this `mut`
Dec 05 14:54:09.608 INFO [stderr] 
Dec 05 14:54:09.616 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:54:09.616 INFO [stderr]    --> src/scanner.rs:189:13
Dec 05 14:54:09.616 INFO [stderr]     |
Dec 05 14:54:09.616 INFO [stderr] 189 |         let mut string_iter =
Dec 05 14:54:09.616 INFO [stderr]     |             ----^^^^^^^^^^^
Dec 05 14:54:09.616 INFO [stderr]     |             |
Dec 05 14:54:09.616 INFO [stderr]     |             help: remove this `mut`
Dec 05 14:54:09.616 INFO [stderr] 
Dec 05 14:54:09.616 INFO [stderr] warning: enum is never used: `TokenParseResult`
Dec 05 14:54:09.616 INFO [stderr]   --> src/scanner.rs:41:1
Dec 05 14:54:09.616 INFO [stderr]    |
Dec 05 14:54:09.616 INFO [stderr] 41 | enum TokenParseResult {
Dec 05 14:54:09.616 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:54:09.616 INFO [stderr]    |
Dec 05 14:54:09.616 INFO [stderr] note: lint level defined here
Dec 05 14:54:09.616 INFO [stderr]   --> src/scanner.rs:39:8
Dec 05 14:54:09.616 INFO [stderr]    |
Dec 05 14:54:09.616 INFO [stderr] 39 | #[warn(dead_code)]
Dec 05 14:54:09.616 INFO [stderr]    |        ^^^^^^^^^
Dec 05 14:54:09.616 INFO [stderr] 
Dec 05 14:54:10.683 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
Dec 05 14:54:10.683 INFO [stderr] su: No module specific data is present
Dec 05 14:54:11.239 INFO running `"docker" "inspect" "91e60d563bf8e45ecc23feae08468c7f564d314621d2242169aa3a3f58c2bec5"`
Dec 05 14:54:11.630 INFO running `"docker" "rm" "-f" "91e60d563bf8e45ecc23feae08468c7f564d314621d2242169aa3a3f58c2bec5"`
Dec 05 14:54:11.924 INFO [stdout] 91e60d563bf8e45ecc23feae08468c7f564d314621d2242169aa3a3f58c2bec5
Dec 05 14:54:11.932 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 14:54:12.344 INFO [stdout] 384e05d07a423d7aac796d3abf1c5b8fe3f428c5580ed7fa21ba3ed121b6450e
Dec 05 14:54:12.356 INFO running `"docker" "start" "-a" "384e05d07a423d7aac796d3abf1c5b8fe3f428c5580ed7fa21ba3ed121b6450e"`
Dec 05 14:54:13.687 INFO [stderr] usermod: no changes
Dec 05 14:54:13.776 INFO [stderr]    Compiling lox-rust v0.1.0 (/source)
Dec 05 14:54:14.116 INFO [stderr] warning: unused import: `scanner::TokenParseResult::TokenFound`
Dec 05 14:54:14.116 INFO [stderr]  --> src/scanner.rs:1:5
Dec 05 14:54:14.116 INFO [stderr]   |
Dec 05 14:54:14.116 INFO [stderr] 1 | use scanner::TokenParseResult::TokenFound;
Dec 05 14:54:14.116 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:54:14.116 INFO [stderr]   |
Dec 05 14:54:14.116 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 14:54:14.116 INFO [stderr] 
Dec 05 14:54:14.116 INFO [stderr] warning: unused import: `scanner::TokenParseResult::Error`
Dec 05 14:54:14.116 INFO [stderr]  --> src/scanner.rs:2:5
Dec 05 14:54:14.116 INFO [stderr]   |
Dec 05 14:54:14.116 INFO [stderr] 2 | use scanner::TokenParseResult::Error;
Dec 05 14:54:14.116 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:54:14.116 INFO [stderr] 
Dec 05 14:54:14.116 INFO [stderr] warning: unused import: `scanner::TokenParseResult::NoToken`
Dec 05 14:54:14.116 INFO [stderr]  --> src/scanner.rs:3:5
Dec 05 14:54:14.116 INFO [stderr]   |
Dec 05 14:54:14.116 INFO [stderr] 3 | use scanner::TokenParseResult::NoToken;
Dec 05 14:54:14.116 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:54:14.116 INFO [stderr] 
Dec 05 14:54:14.196 INFO [stderr] warning: unreachable statement
Dec 05 14:54:14.196 INFO [stderr]    --> src/scanner.rs:182:9
Dec 05 14:54:14.196 INFO [stderr]     |
Dec 05 14:54:14.196 INFO [stderr] 182 |         self.errors.push(format!("Unknown error parsing number on line {}", self.line));
Dec 05 14:54:14.196 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:54:14.196 INFO [stderr]     |
Dec 05 14:54:14.196 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 05 14:54:14.196 INFO [stderr] 
Dec 05 14:54:14.216 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:54:14.220 INFO [stderr]   --> src/scanner.rs:76:13
Dec 05 14:54:14.220 INFO [stderr]    |
Dec 05 14:54:14.220 INFO [stderr] 76 |         let mut temp_copy = self.source.clone();
Dec 05 14:54:14.220 INFO [stderr]    |             ----^^^^^^^^^
Dec 05 14:54:14.220 INFO [stderr]    |             |
Dec 05 14:54:14.220 INFO [stderr]    |             help: remove this `mut`
Dec 05 14:54:14.220 INFO [stderr]    |
Dec 05 14:54:14.220 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 14:54:14.220 INFO [stderr] 
Dec 05 14:54:14.220 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:54:14.220 INFO [stderr]    --> src/scanner.rs:148:17
Dec 05 14:54:14.220 INFO [stderr]     |
Dec 05 14:54:14.220 INFO [stderr] 148 |             let mut string_iter =
Dec 05 14:54:14.220 INFO [stderr]     |                 ----^^^^^^^^^^^
Dec 05 14:54:14.220 INFO [stderr]     |                 |
Dec 05 14:54:14.220 INFO [stderr]     |                 help: remove this `mut`
Dec 05 14:54:14.220 INFO [stderr] 
Dec 05 14:54:14.228 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:54:14.228 INFO [stderr]    --> src/scanner.rs:166:17
Dec 05 14:54:14.228 INFO [stderr]     |
Dec 05 14:54:14.228 INFO [stderr] 166 |             let mut string_iter =
Dec 05 14:54:14.228 INFO [stderr]     |                 ----^^^^^^^^^^^
Dec 05 14:54:14.228 INFO [stderr]     |                 |
Dec 05 14:54:14.228 INFO [stderr]     |                 help: remove this `mut`
Dec 05 14:54:14.228 INFO [stderr] 
Dec 05 14:54:14.232 INFO [stderr] warning: variable does not need to be mutable
Dec 05 14:54:14.232 INFO [stderr]    --> src/scanner.rs:189:13
Dec 05 14:54:14.232 INFO [stderr]     |
Dec 05 14:54:14.232 INFO [stderr] 189 |         let mut string_iter =
Dec 05 14:54:14.232 INFO [stderr]     |             ----^^^^^^^^^^^
Dec 05 14:54:14.232 INFO [stderr]     |             |
Dec 05 14:54:14.232 INFO [stderr]     |             help: remove this `mut`
Dec 05 14:54:14.232 INFO [stderr] 
Dec 05 14:54:14.232 INFO [stderr] warning: enum is never used: `TokenParseResult`
Dec 05 14:54:14.232 INFO [stderr]   --> src/scanner.rs:41:1
Dec 05 14:54:14.232 INFO [stderr]    |
Dec 05 14:54:14.232 INFO [stderr] 41 | enum TokenParseResult {
Dec 05 14:54:14.232 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:54:14.232 INFO [stderr]    |
Dec 05 14:54:14.232 INFO [stderr] note: lint level defined here
Dec 05 14:54:14.232 INFO [stderr]   --> src/scanner.rs:39:8
Dec 05 14:54:14.232 INFO [stderr]    |
Dec 05 14:54:14.232 INFO [stderr] 39 | #[warn(dead_code)]
Dec 05 14:54:14.232 INFO [stderr]    |        ^^^^^^^^^
Dec 05 14:54:14.232 INFO [stderr] 
Dec 05 14:54:14.649 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 05 14:54:14.649 INFO [stderr] su: No module specific data is present
Dec 05 14:54:15.260 INFO running `"docker" "inspect" "384e05d07a423d7aac796d3abf1c5b8fe3f428c5580ed7fa21ba3ed121b6450e"`
Dec 05 14:54:15.494 INFO running `"docker" "rm" "-f" "384e05d07a423d7aac796d3abf1c5b8fe3f428c5580ed7fa21ba3ed121b6450e"`
Dec 05 14:54:15.729 INFO [stdout] 384e05d07a423d7aac796d3abf1c5b8fe3f428c5580ed7fa21ba3ed121b6450e
Dec 05 14:54:15.736 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 14:54:16.122 INFO [stdout] 2b6558fb510848de0d3c94062d02412230bc9efe7014f3186cf3e7b732a1a6c8
Dec 05 14:54:16.124 INFO running `"docker" "start" "-a" "2b6558fb510848de0d3c94062d02412230bc9efe7014f3186cf3e7b732a1a6c8"`
Dec 05 14:54:17.341 INFO [stderr] usermod: no changes
Dec 05 14:54:17.388 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 14:54:17.388 INFO [stderr]      Running /target/debug/deps/lox_rust-e7138d7de6722d91
Dec 05 14:54:17.392 INFO [stderr] su: No module specific data is present
Dec 05 14:54:17.392 INFO [stdout] 
Dec 05 14:54:17.392 INFO [stdout] running 0 tests
Dec 05 14:54:17.392 INFO [stdout] 
Dec 05 14:54:17.392 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 14:54:17.392 INFO [stdout] 
Dec 05 14:54:18.162 INFO running `"docker" "inspect" "2b6558fb510848de0d3c94062d02412230bc9efe7014f3186cf3e7b732a1a6c8"`
Dec 05 14:54:18.446 INFO running `"docker" "rm" "-f" "2b6558fb510848de0d3c94062d02412230bc9efe7014f3186cf3e7b732a1a6c8"`
Dec 05 14:54:18.668 INFO [stdout] 2b6558fb510848de0d3c94062d02412230bc9efe7014f3186cf3e7b732a1a6c8