Dec 15 04:54:32.394 INFO testing merkle-generator-0.2.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 04:54:32.394 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 15 04:54:32.807 INFO [stdout] 3f583573aa5c2732613dd14126667ed2ddf74aa7c8db60a5d2d039e6b47326c4
Dec 15 04:54:32.809 INFO running `"docker" "start" "-a" "3f583573aa5c2732613dd14126667ed2ddf74aa7c8db60a5d2d039e6b47326c4"`
Dec 15 04:54:33.534 INFO [stderr] usermod: no changes
Dec 15 04:54:33.623 INFO [stderr]    Compiling flat-tree v1.1.0
Dec 15 04:54:34.477 INFO [stderr]    Compiling merkle-generator v0.2.0 (/source)
Dec 15 04:54:35.559 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
Dec 15 04:54:35.559 INFO [stderr] su: No module specific data is present
Dec 15 04:54:36.068 INFO running `"docker" "inspect" "3f583573aa5c2732613dd14126667ed2ddf74aa7c8db60a5d2d039e6b47326c4"`
Dec 15 04:54:36.199 INFO running `"docker" "rm" "-f" "3f583573aa5c2732613dd14126667ed2ddf74aa7c8db60a5d2d039e6b47326c4"`
Dec 15 04:54:36.374 INFO [stdout] 3f583573aa5c2732613dd14126667ed2ddf74aa7c8db60a5d2d039e6b47326c4
Dec 15 04:54:36.377 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 15 04:54:36.565 INFO [stdout] 4fb894abcb58ff9383422276cf8eaf2f025e2dd91d463a19bbca649274c342bd
Dec 15 04:54:36.568 INFO running `"docker" "start" "-a" "4fb894abcb58ff9383422276cf8eaf2f025e2dd91d463a19bbca649274c342bd"`
Dec 15 04:54:37.001 INFO [stderr] usermod: no changes
Dec 15 04:54:37.063 INFO [stderr]    Compiling merkle-generator v0.2.0 (/source)
Dec 15 04:54:38.031 INFO [stderr] warning: unused variable: `roots`
Dec 15 04:54:38.031 INFO [stderr]    --> src/lib.rs:142:26
Dec 15 04:54:38.031 INFO [stderr]     |
Dec 15 04:54:38.031 INFO [stderr] 142 |     fn leaf(leaf: &Node, roots: &Vec<Node>) -> Vec<u8> {
Dec 15 04:54:38.031 INFO [stderr]     |                          ^^^^^ help: consider using `_roots` instead
Dec 15 04:54:38.031 INFO [stderr]     |
Dec 15 04:54:38.031 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 15 04:54:38.031 INFO [stderr] 
Dec 15 04:54:38.952 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
Dec 15 04:54:38.959 INFO [stderr] su: No module specific data is present
Dec 15 04:54:39.443 INFO running `"docker" "inspect" "4fb894abcb58ff9383422276cf8eaf2f025e2dd91d463a19bbca649274c342bd"`
Dec 15 04:54:39.577 INFO running `"docker" "rm" "-f" "4fb894abcb58ff9383422276cf8eaf2f025e2dd91d463a19bbca649274c342bd"`
Dec 15 04:54:39.737 INFO [stdout] 4fb894abcb58ff9383422276cf8eaf2f025e2dd91d463a19bbca649274c342bd
Dec 15 04:54:39.740 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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" "-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 15 04:54:40.047 INFO [stdout] e7dc2ce06e388d31cb4d32af155a58d61c0f4d0d6ba2be1634d8a4c60dc88869
Dec 15 04:54:40.053 INFO running `"docker" "start" "-a" "e7dc2ce06e388d31cb4d32af155a58d61c0f4d0d6ba2be1634d8a4c60dc88869"`
Dec 15 04:54:40.547 INFO [stderr] usermod: no changes
Dec 15 04:54:40.593 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 15 04:54:40.606 INFO [stderr]      Running /target/debug/deps/merkle_generator-444800447eea12a4
Dec 15 04:54:40.607 INFO [stdout] 
Dec 15 04:54:40.607 INFO [stdout] running 3 tests
Dec 15 04:54:40.607 INFO [stdout] test tests::gen2 ... ok
Dec 15 04:54:40.607 INFO [stdout] test tests::gen1 ... ok
Dec 15 04:54:40.609 INFO [stdout] test tests::multiple_roots ... ok
Dec 15 04:54:40.609 INFO [stdout] 
Dec 15 04:54:40.609 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 04:54:40.609 INFO [stdout] 
Dec 15 04:54:40.609 INFO [stderr]    Doc-tests merkle-generator
Dec 15 04:54:41.905 INFO [stdout] 
Dec 15 04:54:41.905 INFO [stdout] running 0 tests
Dec 15 04:54:41.905 INFO [stdout] 
Dec 15 04:54:41.905 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 04:54:41.905 INFO [stdout] 
Dec 15 04:54:41.913 INFO [stderr] su: No module specific data is present
Dec 15 04:54:42.497 INFO running `"docker" "inspect" "e7dc2ce06e388d31cb4d32af155a58d61c0f4d0d6ba2be1634d8a4c60dc88869"`
Dec 15 04:54:42.712 INFO running `"docker" "rm" "-f" "e7dc2ce06e388d31cb4d32af155a58d61c0f4d0d6ba2be1634d8a4c60dc88869"`
Dec 15 04:54:43.036 INFO [stdout] e7dc2ce06e388d31cb4d32af155a58d61c0f4d0d6ba2be1634d8a4c60dc88869