Nov 17 17:59:25.198 INFO testing x-923-0.1.2 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 17:59:25.198 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 17 17:59:25.603 INFO [stdout] 1d4f149222ae651f19fa6681e4a6873b5c5c3d36c2896ac69391161c845d4c55
Nov 17 17:59:25.605 INFO running `"docker" "start" "-a" "1d4f149222ae651f19fa6681e4a6873b5c5c3d36c2896ac69391161c845d4c55"`
Nov 17 17:59:26.891 INFO [stderr] usermod: no changes
Nov 17 17:59:26.955 INFO [stderr]    Compiling x-923 v0.1.2 (/source)
Nov 17 17:59:27.527 INFO [stderr] warning: variable does not need to be mutable
Nov 17 17:59:27.527 INFO [stderr]   --> src/lib.rs:20:19
Nov 17 17:59:27.527 INFO [stderr]    |
Nov 17 17:59:27.527 INFO [stderr] 20 | pub fn pad_buffer(mut buffer: &mut Vec<u8>, block_size: u8) {
Nov 17 17:59:27.527 INFO [stderr]    |                   ----^^^^^^
Nov 17 17:59:27.529 INFO [stderr]    |                   |
Nov 17 17:59:27.529 INFO [stderr]    |                   help: remove this `mut`
Nov 17 17:59:27.529 INFO [stderr]    |
Nov 17 17:59:27.529 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 17:59:27.529 INFO [stderr] 
Nov 17 17:59:27.529 INFO [stderr] warning: variable does not need to be mutable
Nov 17 17:59:27.529 INFO [stderr]   --> src/lib.rs:31:22
Nov 17 17:59:27.529 INFO [stderr]    |
Nov 17 17:59:27.529 INFO [stderr] 31 | pub fn un_pad_buffer(mut buffer: &mut Vec<u8>) {
Nov 17 17:59:27.529 INFO [stderr]    |                      ----^^^^^^
Nov 17 17:59:27.529 INFO [stderr]    |                      |
Nov 17 17:59:27.529 INFO [stderr]    |                      help: remove this `mut`
Nov 17 17:59:27.529 INFO [stderr] 
Nov 17 17:59:27.985 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Nov 17 17:59:27.988 INFO [stderr] su: No module specific data is present
Nov 17 17:59:28.447 INFO running `"docker" "inspect" "1d4f149222ae651f19fa6681e4a6873b5c5c3d36c2896ac69391161c845d4c55"`
Nov 17 17:59:28.645 INFO running `"docker" "rm" "-f" "1d4f149222ae651f19fa6681e4a6873b5c5c3d36c2896ac69391161c845d4c55"`
Nov 17 17:59:28.765 INFO [stdout] 1d4f149222ae651f19fa6681e4a6873b5c5c3d36c2896ac69391161c845d4c55
Nov 17 17:59:28.769 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 17 17:59:29.047 INFO [stdout] f8126203c9bb26fa6300fce1e5b6f56534768c6e0c1e074cd6f1eef7f290a52c
Nov 17 17:59:29.058 INFO running `"docker" "start" "-a" "f8126203c9bb26fa6300fce1e5b6f56534768c6e0c1e074cd6f1eef7f290a52c"`
Nov 17 17:59:29.895 INFO [stderr] usermod: no changes
Nov 17 17:59:29.963 INFO [stderr]    Compiling x-923 v0.1.2 (/source)
Nov 17 17:59:30.947 INFO [stderr] warning: variable does not need to be mutable
Nov 17 17:59:30.947 INFO [stderr]   --> src/lib.rs:20:19
Nov 17 17:59:30.947 INFO [stderr]    |
Nov 17 17:59:30.947 INFO [stderr] 20 | pub fn pad_buffer(mut buffer: &mut Vec<u8>, block_size: u8) {
Nov 17 17:59:30.947 INFO [stderr]    |                   ----^^^^^^
Nov 17 17:59:30.947 INFO [stderr]    |                   |
Nov 17 17:59:30.947 INFO [stderr]    |                   help: remove this `mut`
Nov 17 17:59:30.947 INFO [stderr]    |
Nov 17 17:59:30.947 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 17:59:30.947 INFO [stderr] 
Nov 17 17:59:30.947 INFO [stderr] warning: variable does not need to be mutable
Nov 17 17:59:30.947 INFO [stderr]   --> src/lib.rs:31:22
Nov 17 17:59:30.947 INFO [stderr]    |
Nov 17 17:59:30.947 INFO [stderr] 31 | pub fn un_pad_buffer(mut buffer: &mut Vec<u8>) {
Nov 17 17:59:30.947 INFO [stderr]    |                      ----^^^^^^
Nov 17 17:59:30.947 INFO [stderr]    |                      |
Nov 17 17:59:30.947 INFO [stderr]    |                      help: remove this `mut`
Nov 17 17:59:30.947 INFO [stderr] 
Nov 17 17:59:31.816 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
Nov 17 17:59:31.821 INFO [stderr] su: No module specific data is present
Nov 17 17:59:32.516 INFO running `"docker" "inspect" "f8126203c9bb26fa6300fce1e5b6f56534768c6e0c1e074cd6f1eef7f290a52c"`
Nov 17 17:59:32.640 INFO running `"docker" "rm" "-f" "f8126203c9bb26fa6300fce1e5b6f56534768c6e0c1e074cd6f1eef7f290a52c"`
Nov 17 17:59:32.744 INFO [stdout] f8126203c9bb26fa6300fce1e5b6f56534768c6e0c1e074cd6f1eef7f290a52c