Nov 17 01:12:55.832 INFO testing howeih/Day-41-Union-Find against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 01:12:55.832 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 01:12:55.987 INFO [stdout] cb47232508eadd7e6e940fa6cc158f0e6867c7cd7b38adbb97c743c863200343
Nov 17 01:12:55.988 INFO running `"docker" "start" "-a" "cb47232508eadd7e6e940fa6cc158f0e6867c7cd7b38adbb97c743c863200343"`
Nov 17 01:12:56.447 INFO [stderr] usermod: no changes
Nov 17 01:12:56.475 INFO [stderr]    Compiling union_find v0.1.0 (/source)
Nov 17 01:12:56.686 INFO [stderr] warning: unused import: `std::iter::Iterator`
Nov 17 01:12:56.686 INFO [stderr]  --> src/main.rs:2:5
Nov 17 01:12:56.686 INFO [stderr]   |
Nov 17 01:12:56.686 INFO [stderr] 2 | use std::iter::Iterator;
Nov 17 01:12:56.686 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 17 01:12:56.686 INFO [stderr]   |
Nov 17 01:12:56.686 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 01:12:56.686 INFO [stderr] 
Nov 17 01:12:57.017 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
Nov 17 01:12:57.018 INFO [stderr] su: No module specific data is present
Nov 17 01:12:57.302 INFO running `"docker" "inspect" "cb47232508eadd7e6e940fa6cc158f0e6867c7cd7b38adbb97c743c863200343"`
Nov 17 01:12:57.390 INFO running `"docker" "rm" "-f" "cb47232508eadd7e6e940fa6cc158f0e6867c7cd7b38adbb97c743c863200343"`
Nov 17 01:12:57.522 INFO [stdout] cb47232508eadd7e6e940fa6cc158f0e6867c7cd7b38adbb97c743c863200343
Nov 17 01:12:57.526 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 01:12:57.697 INFO [stdout] 3a3fd5677fd63125255ed0a4323f5e8bfc2d96115fab440784612f7e65cb7eaf
Nov 17 01:12:57.699 INFO running `"docker" "start" "-a" "3a3fd5677fd63125255ed0a4323f5e8bfc2d96115fab440784612f7e65cb7eaf"`
Nov 17 01:12:58.205 INFO [stderr] usermod: no changes
Nov 17 01:12:58.237 INFO [stderr]    Compiling union_find v0.1.0 (/source)
Nov 17 01:12:58.445 INFO [stderr] warning: unused import: `std::iter::Iterator`
Nov 17 01:12:58.445 INFO [stderr]  --> src/main.rs:2:5
Nov 17 01:12:58.445 INFO [stderr]   |
Nov 17 01:12:58.445 INFO [stderr] 2 | use std::iter::Iterator;
Nov 17 01:12:58.445 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 17 01:12:58.445 INFO [stderr]   |
Nov 17 01:12:58.445 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 01:12:58.445 INFO [stderr] 
Nov 17 01:12:58.671 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Nov 17 01:12:58.673 INFO [stderr] su: No module specific data is present
Nov 17 01:12:58.946 INFO running `"docker" "inspect" "3a3fd5677fd63125255ed0a4323f5e8bfc2d96115fab440784612f7e65cb7eaf"`
Nov 17 01:12:59.148 INFO running `"docker" "rm" "-f" "3a3fd5677fd63125255ed0a4323f5e8bfc2d96115fab440784612f7e65cb7eaf"`
Nov 17 01:12:59.355 INFO [stdout] 3a3fd5677fd63125255ed0a4323f5e8bfc2d96115fab440784612f7e65cb7eaf
Nov 17 01:12:59.362 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 01:12:59.610 INFO [stdout] 63eec16875285f2f9572fa44b9281ac52df188fcdf1c9b7a2c2c23cb2751d8ba
Nov 17 01:12:59.613 INFO running `"docker" "start" "-a" "63eec16875285f2f9572fa44b9281ac52df188fcdf1c9b7a2c2c23cb2751d8ba"`
Nov 17 01:13:00.077 INFO [stderr] usermod: no changes
Nov 17 01:13:00.111 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 17 01:13:00.111 INFO [stdout] 
Nov 17 01:13:00.111 INFO [stderr]      Running /target/debug/deps/union_find-ba60cee869abc800
Nov 17 01:13:00.111 INFO [stdout] running 0 tests
Nov 17 01:13:00.111 INFO [stdout] 
Nov 17 01:13:00.111 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 01:13:00.111 INFO [stdout] 
Nov 17 01:13:00.114 INFO [stderr] su: No module specific data is present
Nov 17 01:13:00.482 INFO running `"docker" "inspect" "63eec16875285f2f9572fa44b9281ac52df188fcdf1c9b7a2c2c23cb2751d8ba"`
Nov 17 01:13:00.638 INFO running `"docker" "rm" "-f" "63eec16875285f2f9572fa44b9281ac52df188fcdf1c9b7a2c2c23cb2751d8ba"`
Nov 17 01:13:00.776 INFO [stdout] 63eec16875285f2f9572fa44b9281ac52df188fcdf1c9b7a2c2c23cb2751d8ba