Nov 18 06:26:32.226 INFO testing merkle-generator-0.2.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 06:26:32.226 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 18 06:26:32.443 INFO [stdout] 6bfab9384aa2228f336d28abcf29337f2142332a413342e2f1c8fa5c0d44adc7
Nov 18 06:26:32.448 INFO running `"docker" "start" "-a" "6bfab9384aa2228f336d28abcf29337f2142332a413342e2f1c8fa5c0d44adc7"`
Nov 18 06:26:32.999 INFO [stderr] usermod: no changes
Nov 18 06:26:33.111 INFO [stderr]    Compiling flat-tree v1.1.0
Nov 18 06:26:33.772 INFO [stderr]    Compiling merkle-generator v0.2.0 (/source)
Nov 18 06:26:34.598 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
Nov 18 06:26:34.602 INFO [stderr] su: No module specific data is present
Nov 18 06:26:35.073 INFO running `"docker" "inspect" "6bfab9384aa2228f336d28abcf29337f2142332a413342e2f1c8fa5c0d44adc7"`
Nov 18 06:26:35.181 INFO running `"docker" "rm" "-f" "6bfab9384aa2228f336d28abcf29337f2142332a413342e2f1c8fa5c0d44adc7"`
Nov 18 06:26:35.303 INFO [stdout] 6bfab9384aa2228f336d28abcf29337f2142332a413342e2f1c8fa5c0d44adc7
Nov 18 06:26:35.304 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 18 06:26:35.523 INFO [stdout] 2f62957dc63fd3898bea340ac34aef7dcb75b5b2c2f08e96a99a4a695032f765
Nov 18 06:26:35.525 INFO running `"docker" "start" "-a" "2f62957dc63fd3898bea340ac34aef7dcb75b5b2c2f08e96a99a4a695032f765"`
Nov 18 06:26:36.157 INFO [stderr] usermod: no changes
Nov 18 06:26:36.214 INFO [stderr]    Compiling merkle-generator v0.2.0 (/source)
Nov 18 06:26:36.955 INFO [stderr] warning: unused variable: `roots`
Nov 18 06:26:36.955 INFO [stderr]    --> src/lib.rs:142:26
Nov 18 06:26:36.956 INFO [stderr]     |
Nov 18 06:26:36.956 INFO [stderr] 142 |     fn leaf(leaf: &Node, roots: &Vec<Node>) -> Vec<u8> {
Nov 18 06:26:36.956 INFO [stderr]     |                          ^^^^^ help: consider using `_roots` instead
Nov 18 06:26:36.957 INFO [stderr]     |
Nov 18 06:26:36.957 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 18 06:26:36.957 INFO [stderr] 
Nov 18 06:26:37.550 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Nov 18 06:26:37.555 INFO [stderr] su: No module specific data is present
Nov 18 06:26:37.839 INFO running `"docker" "inspect" "2f62957dc63fd3898bea340ac34aef7dcb75b5b2c2f08e96a99a4a695032f765"`
Nov 18 06:26:37.937 INFO running `"docker" "rm" "-f" "2f62957dc63fd3898bea340ac34aef7dcb75b5b2c2f08e96a99a4a695032f765"`
Nov 18 06:26:38.038 INFO [stdout] 2f62957dc63fd3898bea340ac34aef7dcb75b5b2c2f08e96a99a4a695032f765
Nov 18 06:26:38.046 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 18 06:26:38.299 INFO [stdout] f52b2904ea8530b63e1c77bae2fb84d82ecd40f1239a908e0b892a277e8b2527
Nov 18 06:26:38.304 INFO running `"docker" "start" "-a" "f52b2904ea8530b63e1c77bae2fb84d82ecd40f1239a908e0b892a277e8b2527"`
Nov 18 06:26:38.794 INFO [stderr] usermod: no changes
Nov 18 06:26:38.841 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Nov 18 06:26:38.853 INFO [stderr]      Running /target/debug/deps/merkle_generator-29bbd310a2ce0b06
Nov 18 06:26:38.856 INFO [stdout] 
Nov 18 06:26:38.856 INFO [stdout] running 3 tests
Nov 18 06:26:38.856 INFO [stdout] test tests::gen2 ... ok
Nov 18 06:26:38.857 INFO [stdout] test tests::gen1 ... ok
Nov 18 06:26:38.859 INFO [stdout] test tests::multiple_roots ... ok
Nov 18 06:26:38.859 INFO [stdout] 
Nov 18 06:26:38.859 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 06:26:38.859 INFO [stdout] 
Nov 18 06:26:38.860 INFO [stderr]    Doc-tests merkle-generator
Nov 18 06:26:39.887 INFO [stdout] 
Nov 18 06:26:39.887 INFO [stdout] running 0 tests
Nov 18 06:26:39.887 INFO [stdout] 
Nov 18 06:26:39.887 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 06:26:39.887 INFO [stdout] 
Nov 18 06:26:39.890 INFO [stderr] su: No module specific data is present
Nov 18 06:26:40.172 INFO running `"docker" "inspect" "f52b2904ea8530b63e1c77bae2fb84d82ecd40f1239a908e0b892a277e8b2527"`
Nov 18 06:26:40.291 INFO running `"docker" "rm" "-f" "f52b2904ea8530b63e1c77bae2fb84d82ecd40f1239a908e0b892a277e8b2527"`
Nov 18 06:26:40.454 INFO [stdout] f52b2904ea8530b63e1c77bae2fb84d82ecd40f1239a908e0b892a277e8b2527