Nov 17 07:48:46.741 INFO testing bon-chi/tower_of_hanoi_in_rust against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 07:48:46.743 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 17 07:48:47.273 INFO [stdout] fd51595456f045c8cebd92b923d57da2436d5fea860e5749083d9c64292966f3
Nov 17 07:48:47.274 INFO running `"docker" "start" "-a" "fd51595456f045c8cebd92b923d57da2436d5fea860e5749083d9c64292966f3"`
Nov 17 07:48:48.423 INFO [stderr] usermod: no changes
Nov 17 07:48:48.475 INFO [stderr]    Compiling tower_of_hanoi_in_rust v0.1.0 (/source)
Nov 17 07:48:48.907 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:48:48.907 INFO [stderr]   --> src/main.rs:22:9
Nov 17 07:48:48.907 INFO [stderr]    |
Nov 17 07:48:48.907 INFO [stderr] 22 |     let mut new_stream: &mut Vec<i32> = &mut hanoi_stream(n - 1, h1);
Nov 17 07:48:48.907 INFO [stderr]    |         ----^^^^^^^^^^
Nov 17 07:48:48.907 INFO [stderr]    |         |
Nov 17 07:48:48.907 INFO [stderr]    |         help: remove this `mut`
Nov 17 07:48:48.907 INFO [stderr]    |
Nov 17 07:48:48.907 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 07:48:48.907 INFO [stderr] 
Nov 17 07:48:49.458 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Nov 17 07:48:49.459 INFO [stderr] su: No module specific data is present
Nov 17 07:48:50.073 INFO running `"docker" "inspect" "fd51595456f045c8cebd92b923d57da2436d5fea860e5749083d9c64292966f3"`
Nov 17 07:48:50.355 INFO running `"docker" "rm" "-f" "fd51595456f045c8cebd92b923d57da2436d5fea860e5749083d9c64292966f3"`
Nov 17 07:48:50.702 INFO [stdout] fd51595456f045c8cebd92b923d57da2436d5fea860e5749083d9c64292966f3
Nov 17 07:48:50.707 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 17 07:48:51.215 INFO [stdout] 52dead7ba53672bf4dc20fda538316f07f568505f456975ba147f6893aab01b4
Nov 17 07:48:51.217 INFO running `"docker" "start" "-a" "52dead7ba53672bf4dc20fda538316f07f568505f456975ba147f6893aab01b4"`
Nov 17 07:48:52.339 INFO [stderr] usermod: no changes
Nov 17 07:48:52.411 INFO [stderr]    Compiling tower_of_hanoi_in_rust v0.1.0 (/source)
Nov 17 07:48:53.003 INFO [stderr] warning: variable does not need to be mutable
Nov 17 07:48:53.003 INFO [stderr]   --> src/main.rs:22:9
Nov 17 07:48:53.003 INFO [stderr]    |
Nov 17 07:48:53.003 INFO [stderr] 22 |     let mut new_stream: &mut Vec<i32> = &mut hanoi_stream(n - 1, h1);
Nov 17 07:48:53.003 INFO [stderr]    |         ----^^^^^^^^^^
Nov 17 07:48:53.003 INFO [stderr]    |         |
Nov 17 07:48:53.003 INFO [stderr]    |         help: remove this `mut`
Nov 17 07:48:53.003 INFO [stderr]    |
Nov 17 07:48:53.003 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 07:48:53.003 INFO [stderr] 
Nov 17 07:48:53.440 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Nov 17 07:48:53.450 INFO [stderr] su: No module specific data is present
Nov 17 07:48:54.387 INFO running `"docker" "inspect" "52dead7ba53672bf4dc20fda538316f07f568505f456975ba147f6893aab01b4"`
Nov 17 07:48:54.562 INFO running `"docker" "rm" "-f" "52dead7ba53672bf4dc20fda538316f07f568505f456975ba147f6893aab01b4"`
Nov 17 07:48:54.878 INFO [stdout] 52dead7ba53672bf4dc20fda538316f07f568505f456975ba147f6893aab01b4
Nov 17 07:48:54.901 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 17 07:48:55.349 INFO [stdout] e4ed8977a112b7b1cc8146300b65667f7f297e922ca190ea9b7f1511f3149925
Nov 17 07:48:55.349 INFO running `"docker" "start" "-a" "e4ed8977a112b7b1cc8146300b65667f7f297e922ca190ea9b7f1511f3149925"`
Nov 17 07:48:56.397 INFO [stderr] usermod: no changes
Nov 17 07:48:56.475 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Nov 17 07:48:56.479 INFO [stderr]      Running /target/debug/deps/tower_of_hanoi_in_rust-62c1ea2213b8e53c
Nov 17 07:48:56.483 INFO [stdout] 
Nov 17 07:48:56.483 INFO [stdout] running 0 tests
Nov 17 07:48:56.483 INFO [stdout] 
Nov 17 07:48:56.483 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 07:48:56.483 INFO [stdout] 
Nov 17 07:48:56.491 INFO [stderr] su: No module specific data is present
Nov 17 07:48:57.055 INFO running `"docker" "inspect" "e4ed8977a112b7b1cc8146300b65667f7f297e922ca190ea9b7f1511f3149925"`
Nov 17 07:48:57.333 INFO running `"docker" "rm" "-f" "e4ed8977a112b7b1cc8146300b65667f7f297e922ca190ea9b7f1511f3149925"`
Nov 17 07:48:57.574 INFO [stdout] e4ed8977a112b7b1cc8146300b65667f7f297e922ca190ea9b7f1511f3149925