Dec 14 13:33:34.262 INFO testing x1b-0.5.1 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 13:33:34.262 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 13:33:34.419 INFO [stdout] 70263ab4a26d8fbb4823ce22294af12775afdfcc55bc1344968c8fb4cf309ddc
Dec 14 13:33:34.425 INFO running `"docker" "start" "-a" "70263ab4a26d8fbb4823ce22294af12775afdfcc55bc1344968c8fb4cf309ddc"`
Dec 14 13:33:35.116 INFO [stderr] usermod: no changes
Dec 14 13:33:35.195 INFO [stderr]    Compiling x1b v0.5.1 (/source)
Dec 14 13:33:35.831 INFO [stderr] warning: variable does not need to be mutable
Dec 14 13:33:35.831 INFO [stderr]    --> src/cu.rs:261:8
Dec 14 13:33:35.831 INFO [stderr]     |
Dec 14 13:33:35.831 INFO [stderr] 261 |             let mut buffer = self.cursor.0.as_mut_vec();
Dec 14 13:33:35.831 INFO [stderr]     |                 ----^^^^^^
Dec 14 13:33:35.831 INFO [stderr]     |                 |
Dec 14 13:33:35.831 INFO [stderr]     |                 help: remove this `mut`
Dec 14 13:33:35.831 INFO [stderr]     |
Dec 14 13:33:35.831 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 13:33:35.831 INFO [stderr] 
Dec 14 13:33:36.088 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 14 13:33:36.090 INFO [stderr] su: No module specific data is present
Dec 14 13:33:36.496 INFO running `"docker" "inspect" "70263ab4a26d8fbb4823ce22294af12775afdfcc55bc1344968c8fb4cf309ddc"`
Dec 14 13:33:36.643 INFO running `"docker" "rm" "-f" "70263ab4a26d8fbb4823ce22294af12775afdfcc55bc1344968c8fb4cf309ddc"`
Dec 14 13:33:36.814 INFO [stdout] 70263ab4a26d8fbb4823ce22294af12775afdfcc55bc1344968c8fb4cf309ddc
Dec 14 13:33:36.817 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 13:33:37.082 INFO [stdout] 107adf5840b296f17da01c61210d7ed191e1d8fb1e5a07faa4a8491f81f35f3a
Dec 14 13:33:37.084 INFO running `"docker" "start" "-a" "107adf5840b296f17da01c61210d7ed191e1d8fb1e5a07faa4a8491f81f35f3a"`
Dec 14 13:33:37.573 INFO [stderr] usermod: no changes
Dec 14 13:33:37.613 INFO [stderr]    Compiling x1b v0.5.1 (/source)
Dec 14 13:33:38.459 INFO [stderr] warning: variable does not need to be mutable
Dec 14 13:33:38.459 INFO [stderr]    --> src/cu.rs:261:8
Dec 14 13:33:38.459 INFO [stderr]     |
Dec 14 13:33:38.459 INFO [stderr] 261 |             let mut buffer = self.cursor.0.as_mut_vec();
Dec 14 13:33:38.459 INFO [stderr]     |                 ----^^^^^^
Dec 14 13:33:38.459 INFO [stderr]     |                 |
Dec 14 13:33:38.459 INFO [stderr]     |                 help: remove this `mut`
Dec 14 13:33:38.459 INFO [stderr]     |
Dec 14 13:33:38.459 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 13:33:38.459 INFO [stderr] 
Dec 14 13:33:39.221 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
Dec 14 13:33:39.223 INFO [stderr] su: No module specific data is present
Dec 14 13:33:39.743 INFO running `"docker" "inspect" "107adf5840b296f17da01c61210d7ed191e1d8fb1e5a07faa4a8491f81f35f3a"`
Dec 14 13:33:39.941 INFO running `"docker" "rm" "-f" "107adf5840b296f17da01c61210d7ed191e1d8fb1e5a07faa4a8491f81f35f3a"`
Dec 14 13:33:40.182 INFO [stdout] 107adf5840b296f17da01c61210d7ed191e1d8fb1e5a07faa4a8491f81f35f3a