Dec 06 18:09:45.377 INFO testing veb-rs-0.1.1 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 18:09:45.377 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 18:09:45.878 INFO [stdout] 30bb6f13f3ee34e44cc662c33be21f5dc641a43d18a4708984820062286bcffa
Dec 06 18:09:45.882 INFO running `"docker" "start" "-a" "30bb6f13f3ee34e44cc662c33be21f5dc641a43d18a4708984820062286bcffa"`
Dec 06 18:09:47.061 INFO [stderr] usermod: no changes
Dec 06 18:09:47.144 INFO [stderr]    Compiling veb-rs v0.1.1 (/source)
Dec 06 18:09:47.716 INFO [stderr] warning: variable does not need to be mutable
Dec 06 18:09:47.716 INFO [stderr]    --> src/lib.rs:254:21
Dec 06 18:09:47.716 INFO [stderr]     |
Dec 06 18:09:47.716 INFO [stderr] 254 |                 let mut subtree = &mut self.children[idx as usize];
Dec 06 18:09:47.716 INFO [stderr]     |                     ----^^^^^^^
Dec 06 18:09:47.716 INFO [stderr]     |                     |
Dec 06 18:09:47.716 INFO [stderr]     |                     help: remove this `mut`
Dec 06 18:09:47.716 INFO [stderr]     |
Dec 06 18:09:47.716 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 18:09:47.716 INFO [stderr] 
Dec 06 18:09:48.164 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Dec 06 18:09:48.172 INFO [stderr] su: No module specific data is present
Dec 06 18:09:48.622 INFO running `"docker" "inspect" "30bb6f13f3ee34e44cc662c33be21f5dc641a43d18a4708984820062286bcffa"`
Dec 06 18:09:48.898 INFO running `"docker" "rm" "-f" "30bb6f13f3ee34e44cc662c33be21f5dc641a43d18a4708984820062286bcffa"`
Dec 06 18:09:49.120 INFO [stdout] 30bb6f13f3ee34e44cc662c33be21f5dc641a43d18a4708984820062286bcffa
Dec 06 18:09:49.126 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 18:09:49.563 INFO [stdout] 12ecc48e60845ca923e1b415532a970dc0a36c7287c9bf20d31d4a14fb2ed2bf
Dec 06 18:09:49.566 INFO running `"docker" "start" "-a" "12ecc48e60845ca923e1b415532a970dc0a36c7287c9bf20d31d4a14fb2ed2bf"`
Dec 06 18:09:50.397 INFO [stderr] usermod: no changes
Dec 06 18:09:50.480 INFO [stderr]    Compiling veb-rs v0.1.1 (/source)
Dec 06 18:09:51.057 INFO [stderr] warning: variable does not need to be mutable
Dec 06 18:09:51.057 INFO [stderr]    --> src/lib.rs:254:21
Dec 06 18:09:51.057 INFO [stderr]     |
Dec 06 18:09:51.057 INFO [stderr] 254 |                 let mut subtree = &mut self.children[idx as usize];
Dec 06 18:09:51.057 INFO [stderr]     |                     ----^^^^^^^
Dec 06 18:09:51.057 INFO [stderr]     |                     |
Dec 06 18:09:51.057 INFO [stderr]     |                     help: remove this `mut`
Dec 06 18:09:51.057 INFO [stderr]     |
Dec 06 18:09:51.057 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 18:09:51.057 INFO [stderr] 
Dec 06 18:09:51.754 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Dec 06 18:09:51.758 INFO [stderr] su: No module specific data is present
Dec 06 18:09:52.338 INFO running `"docker" "inspect" "12ecc48e60845ca923e1b415532a970dc0a36c7287c9bf20d31d4a14fb2ed2bf"`
Dec 06 18:09:52.560 INFO running `"docker" "rm" "-f" "12ecc48e60845ca923e1b415532a970dc0a36c7287c9bf20d31d4a14fb2ed2bf"`
Dec 06 18:09:52.821 INFO [stdout] 12ecc48e60845ca923e1b415532a970dc0a36c7287c9bf20d31d4a14fb2ed2bf
Dec 06 18:09:52.826 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 06 18:09:53.180 INFO [stdout] ea058df770fb82725bd116cef659dafeaf05be95de5aab1d4967e443bc6c2ff3
Dec 06 18:09:53.182 INFO running `"docker" "start" "-a" "ea058df770fb82725bd116cef659dafeaf05be95de5aab1d4967e443bc6c2ff3"`
Dec 06 18:09:54.556 INFO [stderr] usermod: no changes
Dec 06 18:09:54.620 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 06 18:09:54.620 INFO [stderr]      Running /target/debug/deps/veb_rs-bbdb7cab1cb59d95
Dec 06 18:09:54.624 INFO [stdout] 
Dec 06 18:09:54.624 INFO [stdout] running 6 tests
Dec 06 18:09:54.624 INFO [stdout] test creation ... ok
Dec 06 18:09:54.624 INFO [stdout] test creation_fail ... ok
Dec 06 18:09:54.624 INFO [stdout] test insertion_and_has ... ok
Dec 06 18:09:54.624 INFO [stdout] test find_next ... ok
Dec 06 18:09:54.624 INFO [stdout] test delete ... ok
Dec 06 18:09:54.628 INFO [stdout] test is_empty ... ok
Dec 06 18:09:54.628 INFO [stdout] 
Dec 06 18:09:54.628 INFO [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 18:09:54.628 INFO [stdout] 
Dec 06 18:09:54.628 INFO [stderr]    Doc-tests veb-rs
Dec 06 18:09:55.393 INFO [stdout] 
Dec 06 18:09:55.393 INFO [stdout] running 0 tests
Dec 06 18:09:55.393 INFO [stdout] 
Dec 06 18:09:55.393 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 18:09:55.393 INFO [stdout] 
Dec 06 18:09:55.400 INFO [stderr] su: No module specific data is present
Dec 06 18:09:55.888 INFO running `"docker" "inspect" "ea058df770fb82725bd116cef659dafeaf05be95de5aab1d4967e443bc6c2ff3"`
Dec 06 18:09:56.016 INFO running `"docker" "rm" "-f" "ea058df770fb82725bd116cef659dafeaf05be95de5aab1d4967e443bc6c2ff3"`
Dec 06 18:09:56.212 INFO [stdout] ea058df770fb82725bd116cef659dafeaf05be95de5aab1d4967e443bc6c2ff3