Nov 18 09:52:35.431 INFO testing hbs-pow-0.2.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 09:52:35.431 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 09:52:35.771 INFO [stdout] 1369ee8857421890f6406e7330b18b08dd929fcff9cc002894efca03e88f8cbe
Nov 18 09:52:35.774 INFO running `"docker" "start" "-a" "1369ee8857421890f6406e7330b18b08dd929fcff9cc002894efca03e88f8cbe"`
Nov 18 09:52:36.611 INFO [stderr] usermod: no changes
Nov 18 09:52:36.665 INFO [stderr]    Compiling hbs-common-sys v0.2.1
Nov 18 09:52:36.665 INFO [stderr]    Compiling hbs-builder v0.2.1
Nov 18 09:52:37.448 INFO [stderr]    Compiling hbs-pow-sys v0.2.1
Nov 18 09:52:43.598 INFO [stderr]    Compiling hbs-pow v0.2.0 (/source)
Nov 18 09:52:44.415 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.77s
Nov 18 09:52:44.418 INFO [stderr] su: No module specific data is present
Nov 18 09:52:44.898 INFO running `"docker" "inspect" "1369ee8857421890f6406e7330b18b08dd929fcff9cc002894efca03e88f8cbe"`
Nov 18 09:52:45.072 INFO running `"docker" "rm" "-f" "1369ee8857421890f6406e7330b18b08dd929fcff9cc002894efca03e88f8cbe"`
Nov 18 09:52:45.243 INFO [stdout] 1369ee8857421890f6406e7330b18b08dd929fcff9cc002894efca03e88f8cbe
Nov 18 09:52:45.245 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 09:52:45.588 INFO [stdout] 90aa65078353e74e2302b4d6824161b1ba7a655a60a72f70e43c7f29b63011e8
Nov 18 09:52:45.596 INFO running `"docker" "start" "-a" "90aa65078353e74e2302b4d6824161b1ba7a655a60a72f70e43c7f29b63011e8"`
Nov 18 09:52:46.399 INFO [stderr] usermod: no changes
Nov 18 09:52:46.456 INFO [stderr]    Compiling hbs-pow v0.2.0 (/source)
Nov 18 09:52:47.031 INFO [stderr] warning: static variable `received_cb` should have an upper case name such as `RECEIVED_CB`
Nov 18 09:52:47.031 INFO [stderr]    --> lib.rs:212:9
Nov 18 09:52:47.032 INFO [stderr]     |
Nov 18 09:52:47.032 INFO [stderr] 212 |         static mut received_cb: bool = false;
Nov 18 09:52:47.032 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 09:52:47.033 INFO [stderr] 
Nov 18 09:52:47.659 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
Nov 18 09:52:47.659 INFO [stderr] su: No module specific data is present
Nov 18 09:52:48.232 INFO running `"docker" "inspect" "90aa65078353e74e2302b4d6824161b1ba7a655a60a72f70e43c7f29b63011e8"`
Nov 18 09:52:48.464 INFO running `"docker" "rm" "-f" "90aa65078353e74e2302b4d6824161b1ba7a655a60a72f70e43c7f29b63011e8"`
Nov 18 09:52:48.685 INFO [stdout] 90aa65078353e74e2302b4d6824161b1ba7a655a60a72f70e43c7f29b63011e8