Dec 07 11:23:03.644 INFO testing hbs-acc-pow-0.2.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 11:23:03.644 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 07 11:23:03.906 INFO [stdout] 69a01626439d7d28bf428d9740c20dce90fe00f207bcd4bda8f5cfe74b5ceef8
Dec 07 11:23:03.908 INFO running `"docker" "start" "-a" "69a01626439d7d28bf428d9740c20dce90fe00f207bcd4bda8f5cfe74b5ceef8"`
Dec 07 11:23:04.362 INFO [stderr] usermod: no changes
Dec 07 11:23:04.413 INFO [stderr]    Compiling hbs-acc-pow-sys v0.2.1
Dec 07 11:23:08.148 INFO [stderr]    Compiling hbs-acc-pow v0.2.0 (/source)
Dec 07 11:23:08.935 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.55s
Dec 07 11:23:08.945 INFO [stderr] su: No module specific data is present
Dec 07 11:23:09.269 INFO running `"docker" "inspect" "69a01626439d7d28bf428d9740c20dce90fe00f207bcd4bda8f5cfe74b5ceef8"`
Dec 07 11:23:09.348 INFO running `"docker" "rm" "-f" "69a01626439d7d28bf428d9740c20dce90fe00f207bcd4bda8f5cfe74b5ceef8"`
Dec 07 11:23:09.441 INFO [stdout] 69a01626439d7d28bf428d9740c20dce90fe00f207bcd4bda8f5cfe74b5ceef8
Dec 07 11:23:09.443 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 07 11:23:09.648 INFO [stdout] 7a54a0fdb1a7d0901605988a3a9e290f13199012ddcd922ca39bc0e8dd404474
Dec 07 11:23:09.651 INFO running `"docker" "start" "-a" "7a54a0fdb1a7d0901605988a3a9e290f13199012ddcd922ca39bc0e8dd404474"`
Dec 07 11:23:10.156 INFO [stderr] usermod: no changes
Dec 07 11:23:10.224 INFO [stderr]    Compiling hbs-acc-pow v0.2.0 (/source)
Dec 07 11:23:10.944 INFO [stderr] warning: static variable `received_cb` should have an upper case name such as `RECEIVED_CB`
Dec 07 11:23:10.944 INFO [stderr]    --> lib.rs:251:9
Dec 07 11:23:10.944 INFO [stderr]     |
Dec 07 11:23:10.944 INFO [stderr] 251 |         static mut received_cb: bool = false;
Dec 07 11:23:10.944 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 11:23:10.944 INFO [stderr] 
Dec 07 11:23:11.417 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
Dec 07 11:23:11.424 INFO [stderr] su: No module specific data is present
Dec 07 11:23:11.756 INFO running `"docker" "inspect" "7a54a0fdb1a7d0901605988a3a9e290f13199012ddcd922ca39bc0e8dd404474"`
Dec 07 11:23:11.905 INFO running `"docker" "rm" "-f" "7a54a0fdb1a7d0901605988a3a9e290f13199012ddcd922ca39bc0e8dd404474"`
Dec 07 11:23:12.092 INFO [stdout] 7a54a0fdb1a7d0901605988a3a9e290f13199012ddcd922ca39bc0e8dd404474