Nov 30 00:11:16.023 INFO checking kenpratt/jvm-assembler against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 00:11:16.023 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 00:11:16.320 INFO [stdout] 2990e75f12328573eaf50c6abdbea07b13164dd113ed3028c837f2baaf16da2e
Nov 30 00:11:16.322 INFO running `"docker" "start" "-a" "2990e75f12328573eaf50c6abdbea07b13164dd113ed3028c837f2baaf16da2e"`
Nov 30 00:11:16.917 INFO [stderr] usermod: no changes
Nov 30 00:11:16.956 INFO [stderr]     Checking jvm-assembler v0.0.1 (/source)
Nov 30 00:11:17.744 INFO [stderr] warning: variable does not need to be mutable
Nov 30 00:11:17.744 INFO [stderr]   --> src/serialization.rs:21:13
Nov 30 00:11:17.744 INFO [stderr]    |
Nov 30 00:11:17.744 INFO [stderr] 21 |         let mut buf = &mut Deserializer::new(Box::new(stream.bytes().map(|r| r.unwrap())));
Nov 30 00:11:17.744 INFO [stderr]    |             ----^^^
Nov 30 00:11:17.744 INFO [stderr]    |             |
Nov 30 00:11:17.744 INFO [stderr]    |             help: remove this `mut`
Nov 30 00:11:17.744 INFO [stderr]    |
Nov 30 00:11:17.744 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 00:11:17.744 INFO [stderr] 
Nov 30 00:11:17.768 INFO [stderr] warning: variable does not need to be mutable
Nov 30 00:11:17.768 INFO [stderr]    --> src/serialization.rs:279:13
Nov 30 00:11:17.768 INFO [stderr]     |
Nov 30 00:11:17.768 INFO [stderr] 279 |         let mut code_buf = &mut Deserializer::new(Box::new(code.into_iter()));
Nov 30 00:11:17.768 INFO [stderr]     |             ----^^^^^^^^
Nov 30 00:11:17.768 INFO [stderr]     |             |
Nov 30 00:11:17.768 INFO [stderr]     |             help: remove this `mut`
Nov 30 00:11:17.768 INFO [stderr] 
Nov 30 00:11:17.772 INFO [stderr] warning: variable does not need to be mutable
Nov 30 00:11:17.772 INFO [stderr]    --> src/serialization.rs:377:13
Nov 30 00:11:17.773 INFO [stderr]     |
Nov 30 00:11:17.773 INFO [stderr] 377 |         let mut attribute_name_index;
Nov 30 00:11:17.773 INFO [stderr]     |             ----^^^^^^^^^^^^^^^^^^^^
Nov 30 00:11:17.773 INFO [stderr]     |             |
Nov 30 00:11:17.773 INFO [stderr]     |             help: remove this `mut`
Nov 30 00:11:17.773 INFO [stderr] 
Nov 30 00:11:17.773 INFO [stderr] warning: variable does not need to be mutable
Nov 30 00:11:17.773 INFO [stderr]    --> src/serialization.rs:380:17
Nov 30 00:11:17.773 INFO [stderr]     |
Nov 30 00:11:17.773 INFO [stderr] 380 |             let mut body_buf = &mut attribute_body;
Nov 30 00:11:17.773 INFO [stderr]     |                 ----^^^^^^^^
Nov 30 00:11:17.773 INFO [stderr]     |                 |
Nov 30 00:11:17.773 INFO [stderr]     |                 help: remove this `mut`
Nov 30 00:11:17.773 INFO [stderr] 
Nov 30 00:11:17.776 INFO [stderr] warning: variable does not need to be mutable
Nov 30 00:11:17.776 INFO [stderr]    --> src/serialization.rs:416:13
Nov 30 00:11:17.776 INFO [stderr]     |
Nov 30 00:11:17.776 INFO [stderr] 416 |         let mut buf2 = &mut Deserializer::new(Box::new(attribute_body.into_iter()));
Nov 30 00:11:17.776 INFO [stderr]     |             ----^^^^
Nov 30 00:11:17.776 INFO [stderr]     |             |
Nov 30 00:11:17.776 INFO [stderr]     |             help: remove this `mut`
Nov 30 00:11:17.776 INFO [stderr] 
Nov 30 00:11:17.988 INFO [stderr] warning: variable does not need to be mutable
Nov 30 00:11:17.988 INFO [stderr]   --> src/serialization.rs:21:13
Nov 30 00:11:17.988 INFO [stderr]    |
Nov 30 00:11:17.988 INFO [stderr] 21 |         let mut buf = &mut Deserializer::new(Box::new(stream.bytes().map(|r| r.unwrap())));
Nov 30 00:11:17.988 INFO [stderr]    |             ----^^^
Nov 30 00:11:17.988 INFO [stderr]    |             |
Nov 30 00:11:17.988 INFO [stderr]    |             help: remove this `mut`
Nov 30 00:11:17.996 INFO [stderr]    |
Nov 30 00:11:17.996 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 00:11:17.996 INFO [stderr] 
Nov 30 00:11:18.080 INFO [stderr] warning: variable does not need to be mutable
Nov 30 00:11:18.080 INFO [stderr]    --> src/serialization.rs:279:13
Nov 30 00:11:18.080 INFO [stderr]     |
Nov 30 00:11:18.080 INFO [stderr] 279 |         let mut code_buf = &mut Deserializer::new(Box::new(code.into_iter()));
Nov 30 00:11:18.080 INFO [stderr]     |             ----^^^^^^^^
Nov 30 00:11:18.080 INFO [stderr]     |             |
Nov 30 00:11:18.080 INFO [stderr]     |             help: remove this `mut`
Nov 30 00:11:18.087 INFO [stderr] 
Nov 30 00:11:18.100 INFO [stderr] warning: variable does not need to be mutable
Nov 30 00:11:18.100 INFO [stderr]    --> src/serialization.rs:377:13
Nov 30 00:11:18.100 INFO [stderr]     |
Nov 30 00:11:18.100 INFO [stderr] 377 |         let mut attribute_name_index;
Nov 30 00:11:18.100 INFO [stderr]     |             ----^^^^^^^^^^^^^^^^^^^^
Nov 30 00:11:18.100 INFO [stderr]     |             |
Nov 30 00:11:18.100 INFO [stderr]     |             help: remove this `mut`
Nov 30 00:11:18.100 INFO [stderr] 
Nov 30 00:11:18.100 INFO [stderr] warning: variable does not need to be mutable
Nov 30 00:11:18.100 INFO [stderr]    --> src/serialization.rs:380:17
Nov 30 00:11:18.100 INFO [stderr]     |
Nov 30 00:11:18.100 INFO [stderr] 380 |             let mut body_buf = &mut attribute_body;
Nov 30 00:11:18.100 INFO [stderr]     |                 ----^^^^^^^^
Nov 30 00:11:18.100 INFO [stderr]     |                 |
Nov 30 00:11:18.100 INFO [stderr]     |                 help: remove this `mut`
Nov 30 00:11:18.100 INFO [stderr] 
Nov 30 00:11:18.104 INFO [stderr] warning: variable does not need to be mutable
Nov 30 00:11:18.104 INFO [stderr]    --> src/serialization.rs:416:13
Nov 30 00:11:18.104 INFO [stderr]     |
Nov 30 00:11:18.104 INFO [stderr] 416 |         let mut buf2 = &mut Deserializer::new(Box::new(attribute_body.into_iter()));
Nov 30 00:11:18.104 INFO [stderr]     |             ----^^^^
Nov 30 00:11:18.104 INFO [stderr]     |             |
Nov 30 00:11:18.104 INFO [stderr]     |             help: remove this `mut`
Nov 30 00:11:18.120 INFO [stderr] 
Nov 30 00:11:18.764 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Nov 30 00:11:18.767 INFO [stderr] su: No module specific data is present
Nov 30 00:11:19.314 INFO running `"docker" "inspect" "2990e75f12328573eaf50c6abdbea07b13164dd113ed3028c837f2baaf16da2e"`
Nov 30 00:11:19.414 INFO running `"docker" "rm" "-f" "2990e75f12328573eaf50c6abdbea07b13164dd113ed3028c837f2baaf16da2e"`
Nov 30 00:11:19.533 INFO [stdout] 2990e75f12328573eaf50c6abdbea07b13164dd113ed3028c837f2baaf16da2e