Dec 06 11:33:01.778 INFO testing MonadProject/ledger against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 11:33:01.778 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 11:33:02.258 INFO [stdout] be5640003e436444abd3f7f66e0296c3cc2638a9278aaf60fec5a93284582a6e
Dec 06 11:33:02.260 INFO running `"docker" "start" "-a" "be5640003e436444abd3f7f66e0296c3cc2638a9278aaf60fec5a93284582a6e"`
Dec 06 11:33:04.304 INFO [stderr] usermod: no changes
Dec 06 11:33:04.372 INFO [stderr]    Compiling monadledger v0.1.0 (/source)
Dec 06 11:33:04.916 INFO [stderr] warning: unused variable: `b`
Dec 06 11:33:04.916 INFO [stderr]  --> src/main.rs:3:9
Dec 06 11:33:04.916 INFO [stderr]   |
Dec 06 11:33:04.916 INFO [stderr] 3 |     let b = &&a[0];
Dec 06 11:33:04.916 INFO [stderr]   |         ^ help: consider using `_b` instead
Dec 06 11:33:04.916 INFO [stderr]   |
Dec 06 11:33:04.916 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 06 11:33:04.916 INFO [stderr] 
Dec 06 11:33:05.452 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Dec 06 11:33:05.452 INFO [stderr] su: No module specific data is present
Dec 06 11:33:06.523 INFO running `"docker" "inspect" "be5640003e436444abd3f7f66e0296c3cc2638a9278aaf60fec5a93284582a6e"`
Dec 06 11:33:06.856 INFO running `"docker" "rm" "-f" "be5640003e436444abd3f7f66e0296c3cc2638a9278aaf60fec5a93284582a6e"`
Dec 06 11:33:07.109 INFO [stdout] be5640003e436444abd3f7f66e0296c3cc2638a9278aaf60fec5a93284582a6e
Dec 06 11:33:07.114 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 11:33:07.552 INFO [stdout] 24a738e817b5d0eef95ef1cb0bcbd39f9d7013c189eae805323aebc45ba4af5d
Dec 06 11:33:07.558 INFO running `"docker" "start" "-a" "24a738e817b5d0eef95ef1cb0bcbd39f9d7013c189eae805323aebc45ba4af5d"`
Dec 06 11:33:09.152 INFO [stderr] usermod: no changes
Dec 06 11:33:09.232 INFO [stderr]    Compiling monadledger v0.1.0 (/source)
Dec 06 11:33:09.704 INFO [stderr] warning: unused variable: `b`
Dec 06 11:33:09.704 INFO [stderr]  --> src/main.rs:3:9
Dec 06 11:33:09.704 INFO [stderr]   |
Dec 06 11:33:09.704 INFO [stderr] 3 |     let b = &&a[0];
Dec 06 11:33:09.704 INFO [stderr]   |         ^ help: consider using `_b` instead
Dec 06 11:33:09.704 INFO [stderr]   |
Dec 06 11:33:09.704 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 06 11:33:09.704 INFO [stderr] 
Dec 06 11:33:10.000 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Dec 06 11:33:10.000 INFO [stderr] su: No module specific data is present
Dec 06 11:33:10.760 INFO running `"docker" "inspect" "24a738e817b5d0eef95ef1cb0bcbd39f9d7013c189eae805323aebc45ba4af5d"`
Dec 06 11:33:11.086 INFO running `"docker" "rm" "-f" "24a738e817b5d0eef95ef1cb0bcbd39f9d7013c189eae805323aebc45ba4af5d"`
Dec 06 11:33:11.480 INFO [stdout] 24a738e817b5d0eef95ef1cb0bcbd39f9d7013c189eae805323aebc45ba4af5d
Dec 06 11:33:11.486 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 11:33:11.879 INFO [stdout] 9539d31f9f94ba5794b2013428b1fe84c92e955a10c58a0ea802868f1c255792
Dec 06 11:33:11.886 INFO running `"docker" "start" "-a" "9539d31f9f94ba5794b2013428b1fe84c92e955a10c58a0ea802868f1c255792"`
Dec 06 11:33:13.197 INFO [stderr] usermod: no changes
Dec 06 11:33:13.252 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 06 11:33:13.252 INFO [stderr]      Running /target/debug/deps/monadledger-1dabe220665d0893
Dec 06 11:33:13.257 INFO [stderr] su: No module specific data is present
Dec 06 11:33:13.257 INFO [stdout] 
Dec 06 11:33:13.257 INFO [stdout] running 0 tests
Dec 06 11:33:13.257 INFO [stdout] 
Dec 06 11:33:13.257 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 11:33:13.257 INFO [stdout] 
Dec 06 11:33:13.934 INFO running `"docker" "inspect" "9539d31f9f94ba5794b2013428b1fe84c92e955a10c58a0ea802868f1c255792"`
Dec 06 11:33:14.287 INFO running `"docker" "rm" "-f" "9539d31f9f94ba5794b2013428b1fe84c92e955a10c58a0ea802868f1c255792"`
Dec 06 11:33:14.532 INFO [stdout] 9539d31f9f94ba5794b2013428b1fe84c92e955a10c58a0ea802868f1c255792