Dec 13 09:47:13.517 INFO testing mtn/silver against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 09:47:13.517 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 09:47:13.684 INFO [stdout] e5083e64ebef7d07a0c463677bf8ed32c1431dee415860e69f41d1e969663563
Dec 13 09:47:13.687 INFO running `"docker" "start" "-a" "e5083e64ebef7d07a0c463677bf8ed32c1431dee415860e69f41d1e969663563"`
Dec 13 09:47:14.018 INFO [stderr] usermod: no changes
Dec 13 09:47:14.048 INFO [stderr]    Compiling silver v0.1.0 (/source)
Dec 13 09:47:15.232 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Dec 13 09:47:15.235 INFO [stderr] su: No module specific data is present
Dec 13 09:47:15.564 INFO running `"docker" "inspect" "e5083e64ebef7d07a0c463677bf8ed32c1431dee415860e69f41d1e969663563"`
Dec 13 09:47:15.845 INFO running `"docker" "rm" "-f" "e5083e64ebef7d07a0c463677bf8ed32c1431dee415860e69f41d1e969663563"`
Dec 13 09:47:15.917 INFO [stdout] e5083e64ebef7d07a0c463677bf8ed32c1431dee415860e69f41d1e969663563
Dec 13 09:47:15.979 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 09:47:16.420 INFO [stdout] 31286ddec6c96235d377500789f6ad2a3af2bf61c98bee53d4641cbc15489231
Dec 13 09:47:16.485 INFO running `"docker" "start" "-a" "31286ddec6c96235d377500789f6ad2a3af2bf61c98bee53d4641cbc15489231"`
Dec 13 09:47:16.865 INFO [stderr] usermod: no changes
Dec 13 09:47:16.906 INFO [stderr]    Compiling silver v0.1.0 (/source)
Dec 13 09:47:17.371 INFO [stderr] warning: variable does not need to be mutable
Dec 13 09:47:17.371 INFO [stderr]    --> src/parser.rs:331:13
Dec 13 09:47:17.371 INFO [stderr]     |
Dec 13 09:47:17.371 INFO [stderr] 331 |         let mut lexer = lexer::Lexer::new(inp);
Dec 13 09:47:17.371 INFO [stderr]     |             ----^^^^^
Dec 13 09:47:17.371 INFO [stderr]     |             |
Dec 13 09:47:17.371 INFO [stderr]     |             help: remove this `mut`
Dec 13 09:47:17.371 INFO [stderr]     |
Dec 13 09:47:17.371 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 13 09:47:17.371 INFO [stderr] 
Dec 13 09:47:17.371 INFO [stderr] warning: variable does not need to be mutable
Dec 13 09:47:17.371 INFO [stderr]    --> src/parser.rs:344:13
Dec 13 09:47:17.371 INFO [stderr]     |
Dec 13 09:47:17.371 INFO [stderr] 344 |         let mut lexer = lexer::Lexer::new(inp);
Dec 13 09:47:17.371 INFO [stderr]     |             ----^^^^^
Dec 13 09:47:17.371 INFO [stderr]     |             |
Dec 13 09:47:17.371 INFO [stderr]     |             help: remove this `mut`
Dec 13 09:47:17.371 INFO [stderr] 
Dec 13 09:47:17.371 INFO [stderr] warning: variable does not need to be mutable
Dec 13 09:47:17.371 INFO [stderr]    --> src/parser.rs:366:13
Dec 13 09:47:17.371 INFO [stderr]     |
Dec 13 09:47:17.371 INFO [stderr] 366 |         let mut lexer = lexer::Lexer::new(inp);
Dec 13 09:47:17.432 INFO [stderr]     |             ----^^^^^
Dec 13 09:47:17.432 INFO [stderr]     |             |
Dec 13 09:47:17.432 INFO [stderr]     |             help: remove this `mut`
Dec 13 09:47:17.432 INFO [stderr] 
Dec 13 09:47:17.432 INFO [stderr] warning: variable does not need to be mutable
Dec 13 09:47:17.432 INFO [stderr]    --> src/parser.rs:385:13
Dec 13 09:47:17.432 INFO [stderr]     |
Dec 13 09:47:17.432 INFO [stderr] 385 |         let mut lexer = lexer::Lexer::new(inp);
Dec 13 09:47:17.432 INFO [stderr]     |             ----^^^^^
Dec 13 09:47:17.432 INFO [stderr]     |             |
Dec 13 09:47:17.432 INFO [stderr]     |             help: remove this `mut`
Dec 13 09:47:17.432 INFO [stderr] 
Dec 13 09:47:17.432 INFO [stderr] warning: variable does not need to be mutable
Dec 13 09:47:17.432 INFO [stderr]    --> src/parser.rs:406:13
Dec 13 09:47:17.432 INFO [stderr]     |
Dec 13 09:47:17.432 INFO [stderr] 406 |         let mut lexer = lexer::Lexer::new(inp);
Dec 13 09:47:17.432 INFO [stderr]     |             ----^^^^^
Dec 13 09:47:17.432 INFO [stderr]     |             |
Dec 13 09:47:17.432 INFO [stderr]     |             help: remove this `mut`
Dec 13 09:47:17.432 INFO [stderr] 
Dec 13 09:47:17.433 INFO [stderr] warning: variable does not need to be mutable
Dec 13 09:47:17.433 INFO [stderr]    --> src/parser.rs:430:13
Dec 13 09:47:17.433 INFO [stderr]     |
Dec 13 09:47:17.433 INFO [stderr] 430 |         let mut lexer = lexer::Lexer::new(inp);
Dec 13 09:47:17.433 INFO [stderr]     |             ----^^^^^
Dec 13 09:47:17.433 INFO [stderr]     |             |
Dec 13 09:47:17.433 INFO [stderr]     |             help: remove this `mut`
Dec 13 09:47:17.433 INFO [stderr] 
Dec 13 09:47:17.433 INFO [stderr] warning: variable does not need to be mutable
Dec 13 09:47:17.433 INFO [stderr]    --> src/parser.rs:451:13
Dec 13 09:47:17.433 INFO [stderr]     |
Dec 13 09:47:17.433 INFO [stderr] 451 |         let mut lexer = lexer::Lexer::new(inp);
Dec 13 09:47:17.433 INFO [stderr]     |             ----^^^^^
Dec 13 09:47:17.433 INFO [stderr]     |             |
Dec 13 09:47:17.433 INFO [stderr]     |             help: remove this `mut`
Dec 13 09:47:17.433 INFO [stderr] 
Dec 13 09:47:17.433 INFO [stderr] warning: variable does not need to be mutable
Dec 13 09:47:17.433 INFO [stderr]    --> src/parser.rs:487:13
Dec 13 09:47:17.433 INFO [stderr]     |
Dec 13 09:47:17.433 INFO [stderr] 487 |         let mut lexer = lexer::Lexer::new(inp);
Dec 13 09:47:17.433 INFO [stderr]     |             ----^^^^^
Dec 13 09:47:17.433 INFO [stderr]     |             |
Dec 13 09:47:17.433 INFO [stderr]     |             help: remove this `mut`
Dec 13 09:47:17.433 INFO [stderr] 
Dec 13 09:47:18.033 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Dec 13 09:47:18.034 INFO [stderr] su: No module specific data is present
Dec 13 09:47:18.335 INFO running `"docker" "inspect" "31286ddec6c96235d377500789f6ad2a3af2bf61c98bee53d4641cbc15489231"`
Dec 13 09:47:18.537 INFO running `"docker" "rm" "-f" "31286ddec6c96235d377500789f6ad2a3af2bf61c98bee53d4641cbc15489231"`
Dec 13 09:47:18.843 INFO [stdout] 31286ddec6c96235d377500789f6ad2a3af2bf61c98bee53d4641cbc15489231
Dec 13 09:47:18.851 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 09:47:19.319 INFO [stdout] 42e79611129b0a98bd01d7c5bc898a94e18f781758147a39ec3a8066201b2964
Dec 13 09:47:19.321 INFO running `"docker" "start" "-a" "42e79611129b0a98bd01d7c5bc898a94e18f781758147a39ec3a8066201b2964"`
Dec 13 09:47:20.575 INFO [stderr] usermod: no changes
Dec 13 09:47:20.609 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 09:47:20.617 INFO [stderr]      Running /target/debug/deps/silver-d40590673714201c
Dec 13 09:47:20.623 INFO [stdout] 
Dec 13 09:47:20.623 INFO [stdout] running 16 tests
Dec 13 09:47:20.623 INFO [stdout] test lexer::tests::test_lex_delimiter ... ok
Dec 13 09:47:20.623 INFO [stdout] test lexer::tests::test_lex_integral ... ok
Dec 13 09:47:20.623 INFO [stdout] test lexer::tests::test_lex_empty ... ok
Dec 13 09:47:20.623 INFO [stdout] test lexer::tests::test_lex_floating_point ... ok
Dec 13 09:47:20.623 INFO [stdout] test lexer::tests::test_lex_keyword ... ok
Dec 13 09:47:20.623 INFO [stdout] test parser::tests::test_function_declaration ... ok
Dec 13 09:47:20.623 INFO [stdout] test lexer::tests::test_peek_and_get_token ... ok
Dec 13 09:47:20.623 INFO [stdout] test lexer::tests::test_lex_variable ... ok
Dec 13 09:47:20.623 INFO [stdout] test lexer::tests::test_lex_string_literal ... ok
Dec 13 09:47:20.623 INFO [stdout] test parser::tests::test_parse_name_sequence ... ok
Dec 13 09:47:20.623 INFO [stdout] test parser::tests::test_parse_primative_sequence ... ok
Dec 13 09:47:20.623 INFO [stdout] test parser::tests::test_parse_simple_binary ... ok
Dec 13 09:47:20.623 INFO [stdout] test parser::tests::test_parse_complex_parenthesized_binary ... ok
Dec 13 09:47:20.623 INFO [stdout] test parser::tests::test_parse_if ... ok
Dec 13 09:47:20.623 INFO [stdout] test parser::tests::test_parse_invocation ... ok
Dec 13 09:47:20.623 INFO [stdout] test parser::tests::test_parse_empty ... ok
Dec 13 09:47:20.623 INFO [stdout] 
Dec 13 09:47:20.623 INFO [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:47:20.623 INFO [stdout] 
Dec 13 09:47:20.626 INFO [stderr] su: No module specific data is present
Dec 13 09:47:21.281 INFO running `"docker" "inspect" "42e79611129b0a98bd01d7c5bc898a94e18f781758147a39ec3a8066201b2964"`
Dec 13 09:47:21.520 INFO running `"docker" "rm" "-f" "42e79611129b0a98bd01d7c5bc898a94e18f781758147a39ec3a8066201b2964"`
Dec 13 09:47:21.817 INFO [stdout] 42e79611129b0a98bd01d7c5bc898a94e18f781758147a39ec3a8066201b2964