Nov 16 18:54:18.185 INFO testing mtn/silver against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 18:54:18.185 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 16 18:54:18.378 INFO [stdout] 7ba95c5383d0b7eb9e3911390782e873daeaf80a11cb10ba242cb262f8eef8fa
Nov 16 18:54:18.379 INFO running `"docker" "start" "-a" "7ba95c5383d0b7eb9e3911390782e873daeaf80a11cb10ba242cb262f8eef8fa"`
Nov 16 18:54:18.991 INFO [stderr] usermod: no changes
Nov 16 18:54:19.103 INFO [stderr]    Compiling silver v0.1.0 (/source)
Nov 16 18:54:21.010 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
Nov 16 18:54:21.011 INFO [stderr] su: No module specific data is present
Nov 16 18:54:21.405 INFO running `"docker" "inspect" "7ba95c5383d0b7eb9e3911390782e873daeaf80a11cb10ba242cb262f8eef8fa"`
Nov 16 18:54:21.557 INFO running `"docker" "rm" "-f" "7ba95c5383d0b7eb9e3911390782e873daeaf80a11cb10ba242cb262f8eef8fa"`
Nov 16 18:54:21.717 INFO [stdout] 7ba95c5383d0b7eb9e3911390782e873daeaf80a11cb10ba242cb262f8eef8fa
Nov 16 18:54:21.720 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 16 18:54:21.944 INFO [stdout] 6b24213d2bce9ef65d92577f568fea2858be573d66f83a448127c9ca11ab8bf0
Nov 16 18:54:21.946 INFO running `"docker" "start" "-a" "6b24213d2bce9ef65d92577f568fea2858be573d66f83a448127c9ca11ab8bf0"`
Nov 16 18:54:22.509 INFO [stderr] usermod: no changes
Nov 16 18:54:22.540 INFO [stderr]    Compiling silver v0.1.0 (/source)
Nov 16 18:54:23.099 INFO [stderr] warning: variable does not need to be mutable
Nov 16 18:54:23.114 INFO [stderr]    --> src/parser.rs:331:13
Nov 16 18:54:23.115 INFO [stderr]     |
Nov 16 18:54:23.115 INFO [stderr] 331 |         let mut lexer = lexer::Lexer::new(inp);
Nov 16 18:54:23.115 INFO [stderr]     |             ----^^^^^
Nov 16 18:54:23.115 INFO [stderr]     |             |
Nov 16 18:54:23.115 INFO [stderr]     |             help: remove this `mut`
Nov 16 18:54:23.115 INFO [stderr]     |
Nov 16 18:54:23.115 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 16 18:54:23.115 INFO [stderr] 
Nov 16 18:54:23.115 INFO [stderr] warning: variable does not need to be mutable
Nov 16 18:54:23.115 INFO [stderr]    --> src/parser.rs:344:13
Nov 16 18:54:23.115 INFO [stderr]     |
Nov 16 18:54:23.115 INFO [stderr] 344 |         let mut lexer = lexer::Lexer::new(inp);
Nov 16 18:54:23.115 INFO [stderr]     |             ----^^^^^
Nov 16 18:54:23.115 INFO [stderr]     |             |
Nov 16 18:54:23.115 INFO [stderr]     |             help: remove this `mut`
Nov 16 18:54:23.115 INFO [stderr] 
Nov 16 18:54:23.115 INFO [stderr] warning: variable does not need to be mutable
Nov 16 18:54:23.115 INFO [stderr]    --> src/parser.rs:366:13
Nov 16 18:54:23.115 INFO [stderr]     |
Nov 16 18:54:23.115 INFO [stderr] 366 |         let mut lexer = lexer::Lexer::new(inp);
Nov 16 18:54:23.115 INFO [stderr]     |             ----^^^^^
Nov 16 18:54:23.115 INFO [stderr]     |             |
Nov 16 18:54:23.115 INFO [stderr]     |             help: remove this `mut`
Nov 16 18:54:23.115 INFO [stderr] 
Nov 16 18:54:23.115 INFO [stderr] warning: variable does not need to be mutable
Nov 16 18:54:23.115 INFO [stderr]    --> src/parser.rs:385:13
Nov 16 18:54:23.115 INFO [stderr]     |
Nov 16 18:54:23.115 INFO [stderr] 385 |         let mut lexer = lexer::Lexer::new(inp);
Nov 16 18:54:23.115 INFO [stderr]     |             ----^^^^^
Nov 16 18:54:23.115 INFO [stderr]     |             |
Nov 16 18:54:23.115 INFO [stderr]     |             help: remove this `mut`
Nov 16 18:54:23.115 INFO [stderr] 
Nov 16 18:54:23.115 INFO [stderr] warning: variable does not need to be mutable
Nov 16 18:54:23.115 INFO [stderr]    --> src/parser.rs:406:13
Nov 16 18:54:23.115 INFO [stderr]     |
Nov 16 18:54:23.115 INFO [stderr] 406 |         let mut lexer = lexer::Lexer::new(inp);
Nov 16 18:54:23.115 INFO [stderr]     |             ----^^^^^
Nov 16 18:54:23.115 INFO [stderr]     |             |
Nov 16 18:54:23.115 INFO [stderr]     |             help: remove this `mut`
Nov 16 18:54:23.115 INFO [stderr] 
Nov 16 18:54:23.115 INFO [stderr] warning: variable does not need to be mutable
Nov 16 18:54:23.115 INFO [stderr]    --> src/parser.rs:430:13
Nov 16 18:54:23.115 INFO [stderr]     |
Nov 16 18:54:23.115 INFO [stderr] 430 |         let mut lexer = lexer::Lexer::new(inp);
Nov 16 18:54:23.115 INFO [stderr]     |             ----^^^^^
Nov 16 18:54:23.115 INFO [stderr]     |             |
Nov 16 18:54:23.115 INFO [stderr]     |             help: remove this `mut`
Nov 16 18:54:23.115 INFO [stderr] 
Nov 16 18:54:23.127 INFO [stderr] warning: variable does not need to be mutable
Nov 16 18:54:23.127 INFO [stderr]    --> src/parser.rs:451:13
Nov 16 18:54:23.127 INFO [stderr]     |
Nov 16 18:54:23.127 INFO [stderr] 451 |         let mut lexer = lexer::Lexer::new(inp);
Nov 16 18:54:23.127 INFO [stderr]     |             ----^^^^^
Nov 16 18:54:23.127 INFO [stderr]     |             |
Nov 16 18:54:23.127 INFO [stderr]     |             help: remove this `mut`
Nov 16 18:54:23.127 INFO [stderr] 
Nov 16 18:54:23.127 INFO [stderr] warning: variable does not need to be mutable
Nov 16 18:54:23.127 INFO [stderr]    --> src/parser.rs:487:13
Nov 16 18:54:23.127 INFO [stderr]     |
Nov 16 18:54:23.127 INFO [stderr] 487 |         let mut lexer = lexer::Lexer::new(inp);
Nov 16 18:54:23.127 INFO [stderr]     |             ----^^^^^
Nov 16 18:54:23.127 INFO [stderr]     |             |
Nov 16 18:54:23.127 INFO [stderr]     |             help: remove this `mut`
Nov 16 18:54:23.127 INFO [stderr] 
Nov 16 18:54:23.979 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
Nov 16 18:54:23.987 INFO [stderr] su: No module specific data is present
Nov 16 18:54:24.314 INFO running `"docker" "inspect" "6b24213d2bce9ef65d92577f568fea2858be573d66f83a448127c9ca11ab8bf0"`
Nov 16 18:54:24.428 INFO running `"docker" "rm" "-f" "6b24213d2bce9ef65d92577f568fea2858be573d66f83a448127c9ca11ab8bf0"`
Nov 16 18:54:24.525 INFO [stdout] 6b24213d2bce9ef65d92577f568fea2858be573d66f83a448127c9ca11ab8bf0
Nov 16 18:54:24.528 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 16 18:54:24.749 INFO [stdout] b4d967cf15e693f23f74927493e4f39d51755c313700b66f25bf62acd8954ba6
Nov 16 18:54:24.750 INFO running `"docker" "start" "-a" "b4d967cf15e693f23f74927493e4f39d51755c313700b66f25bf62acd8954ba6"`
Nov 16 18:54:25.397 INFO [stderr] usermod: no changes
Nov 16 18:54:25.420 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 16 18:54:25.423 INFO [stderr]      Running /target/debug/deps/silver-649324c879bec7ac
Nov 16 18:54:25.426 INFO [stdout] 
Nov 16 18:54:25.426 INFO [stdout] running 16 tests
Nov 16 18:54:25.426 INFO [stdout] test lexer::tests::test_lex_floating_point ... ok
Nov 16 18:54:25.426 INFO [stdout] test lexer::tests::test_lex_integral ... ok
Nov 16 18:54:25.426 INFO [stdout] test lexer::tests::test_lex_string_literal ... ok
Nov 16 18:54:25.426 INFO [stdout] test lexer::tests::test_lex_variable ... ok
Nov 16 18:54:25.426 INFO [stdout] test lexer::tests::test_lex_keyword ... ok
Nov 16 18:54:25.426 INFO [stdout] test lexer::tests::test_peek_and_get_token ... ok
Nov 16 18:54:25.426 INFO [stdout] test parser::tests::test_parse_empty ... ok
Nov 16 18:54:25.427 INFO [stdout] test parser::tests::test_function_declaration ... ok
Nov 16 18:54:25.427 INFO [stdout] test parser::tests::test_parse_if ... ok
Nov 16 18:54:25.427 INFO [stdout] test lexer::tests::test_lex_delimiter ... ok
Nov 16 18:54:25.427 INFO [stdout] test parser::tests::test_parse_complex_parenthesized_binary ... ok
Nov 16 18:54:25.427 INFO [stdout] test parser::tests::test_parse_primative_sequence ... ok
Nov 16 18:54:25.428 INFO [stdout] test lexer::tests::test_lex_empty ... ok
Nov 16 18:54:25.428 INFO [stdout] test parser::tests::test_parse_invocation ... ok
Nov 16 18:54:25.428 INFO [stdout] test parser::tests::test_parse_simple_binary ... ok
Nov 16 18:54:25.428 INFO [stdout] test parser::tests::test_parse_name_sequence ... ok
Nov 16 18:54:25.428 INFO [stdout] 
Nov 16 18:54:25.428 INFO [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 18:54:25.428 INFO [stdout] 
Nov 16 18:54:25.431 INFO [stderr] su: No module specific data is present
Nov 16 18:54:25.826 INFO running `"docker" "inspect" "b4d967cf15e693f23f74927493e4f39d51755c313700b66f25bf62acd8954ba6"`
Nov 16 18:54:25.947 INFO running `"docker" "rm" "-f" "b4d967cf15e693f23f74927493e4f39d51755c313700b66f25bf62acd8954ba6"`
Nov 16 18:54:26.076 INFO [stdout] b4d967cf15e693f23f74927493e4f39d51755c313700b66f25bf62acd8954ba6