Nov 28 00:09:41.965 INFO checking mtn/silver against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 00:09:41.965 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-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 28 00:09:42.402 INFO [stdout] 4a55fad7a6eb171cabe138d7dad68324d94a2d4e91c03b7c11695371d7f23eea
Nov 28 00:09:42.412 INFO running `"docker" "start" "-a" "4a55fad7a6eb171cabe138d7dad68324d94a2d4e91c03b7c11695371d7f23eea"`
Nov 28 00:09:43.684 INFO [stderr] usermod: no changes
Nov 28 00:09:43.749 INFO [stderr]     Checking silver v0.1.0 (/source)
Nov 28 00:09:44.648 INFO [stderr] warning: variable does not need to be mutable
Nov 28 00:09:44.648 INFO [stderr]    --> src/parser.rs:331:13
Nov 28 00:09:44.648 INFO [stderr]     |
Nov 28 00:09:44.648 INFO [stderr] 331 |         let mut lexer = lexer::Lexer::new(inp);
Nov 28 00:09:44.648 INFO [stderr]     |             ----^^^^^
Nov 28 00:09:44.648 INFO [stderr]     |             |
Nov 28 00:09:44.648 INFO [stderr]     |             help: remove this `mut`
Nov 28 00:09:44.648 INFO [stderr]     |
Nov 28 00:09:44.649 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 00:09:44.649 INFO [stderr] 
Nov 28 00:09:44.650 INFO [stderr] warning: variable does not need to be mutable
Nov 28 00:09:44.650 INFO [stderr]    --> src/parser.rs:344:13
Nov 28 00:09:44.650 INFO [stderr]     |
Nov 28 00:09:44.650 INFO [stderr] 344 |         let mut lexer = lexer::Lexer::new(inp);
Nov 28 00:09:44.650 INFO [stderr]     |             ----^^^^^
Nov 28 00:09:44.650 INFO [stderr]     |             |
Nov 28 00:09:44.650 INFO [stderr]     |             help: remove this `mut`
Nov 28 00:09:44.650 INFO [stderr] 
Nov 28 00:09:44.650 INFO [stderr] warning: variable does not need to be mutable
Nov 28 00:09:44.650 INFO [stderr]    --> src/parser.rs:366:13
Nov 28 00:09:44.650 INFO [stderr]     |
Nov 28 00:09:44.650 INFO [stderr] 366 |         let mut lexer = lexer::Lexer::new(inp);
Nov 28 00:09:44.650 INFO [stderr]     |             ----^^^^^
Nov 28 00:09:44.650 INFO [stderr]     |             |
Nov 28 00:09:44.650 INFO [stderr]     |             help: remove this `mut`
Nov 28 00:09:44.650 INFO [stderr] 
Nov 28 00:09:44.650 INFO [stderr] warning: variable does not need to be mutable
Nov 28 00:09:44.651 INFO [stderr]    --> src/parser.rs:385:13
Nov 28 00:09:44.651 INFO [stderr]     |
Nov 28 00:09:44.651 INFO [stderr] 385 |         let mut lexer = lexer::Lexer::new(inp);
Nov 28 00:09:44.651 INFO [stderr]     |             ----^^^^^
Nov 28 00:09:44.651 INFO [stderr]     |             |
Nov 28 00:09:44.651 INFO [stderr]     |             help: remove this `mut`
Nov 28 00:09:44.651 INFO [stderr] 
Nov 28 00:09:44.660 INFO [stderr] warning: variable does not need to be mutable
Nov 28 00:09:44.660 INFO [stderr]    --> src/parser.rs:406:13
Nov 28 00:09:44.660 INFO [stderr]     |
Nov 28 00:09:44.660 INFO [stderr] 406 |         let mut lexer = lexer::Lexer::new(inp);
Nov 28 00:09:44.660 INFO [stderr]     |             ----^^^^^
Nov 28 00:09:44.660 INFO [stderr]     |             |
Nov 28 00:09:44.660 INFO [stderr]     |             help: remove this `mut`
Nov 28 00:09:44.660 INFO [stderr] 
Nov 28 00:09:44.660 INFO [stderr] warning: variable does not need to be mutable
Nov 28 00:09:44.660 INFO [stderr]    --> src/parser.rs:430:13
Nov 28 00:09:44.660 INFO [stderr]     |
Nov 28 00:09:44.660 INFO [stderr] 430 |         let mut lexer = lexer::Lexer::new(inp);
Nov 28 00:09:44.661 INFO [stderr]     |             ----^^^^^
Nov 28 00:09:44.661 INFO [stderr]     |             |
Nov 28 00:09:44.661 INFO [stderr]     |             help: remove this `mut`
Nov 28 00:09:44.661 INFO [stderr] 
Nov 28 00:09:44.661 INFO [stderr] warning: variable does not need to be mutable
Nov 28 00:09:44.661 INFO [stderr]    --> src/parser.rs:451:13
Nov 28 00:09:44.661 INFO [stderr]     |
Nov 28 00:09:44.661 INFO [stderr] 451 |         let mut lexer = lexer::Lexer::new(inp);
Nov 28 00:09:44.661 INFO [stderr]     |             ----^^^^^
Nov 28 00:09:44.661 INFO [stderr]     |             |
Nov 28 00:09:44.661 INFO [stderr]     |             help: remove this `mut`
Nov 28 00:09:44.661 INFO [stderr] 
Nov 28 00:09:44.664 INFO [stderr] warning: variable does not need to be mutable
Nov 28 00:09:44.664 INFO [stderr]    --> src/parser.rs:487:13
Nov 28 00:09:44.665 INFO [stderr]     |
Nov 28 00:09:44.665 INFO [stderr] 487 |         let mut lexer = lexer::Lexer::new(inp);
Nov 28 00:09:44.665 INFO [stderr]     |             ----^^^^^
Nov 28 00:09:44.665 INFO [stderr]     |             |
Nov 28 00:09:44.665 INFO [stderr]     |             help: remove this `mut`
Nov 28 00:09:44.665 INFO [stderr] 
Nov 28 00:09:44.721 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Nov 28 00:09:44.728 INFO [stderr] su: No module specific data is present
Nov 28 00:09:45.329 INFO running `"docker" "inspect" "4a55fad7a6eb171cabe138d7dad68324d94a2d4e91c03b7c11695371d7f23eea"`
Nov 28 00:09:45.674 INFO running `"docker" "rm" "-f" "4a55fad7a6eb171cabe138d7dad68324d94a2d4e91c03b7c11695371d7f23eea"`
Nov 28 00:09:45.948 INFO [stdout] 4a55fad7a6eb171cabe138d7dad68324d94a2d4e91c03b7c11695371d7f23eea