Dec 05 09:59:35.488 INFO checking netns-0.1.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 09:59:35.488 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-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 05 09:59:35.999 INFO [stdout] 03633880d0b1c9ca3af174834334463bb96f9c868a8435f639d18c32f5c5b584
Dec 05 09:59:36.007 INFO running `"docker" "start" "-a" "03633880d0b1c9ca3af174834334463bb96f9c868a8435f639d18c32f5c5b584"`
Dec 05 09:59:37.774 INFO [stderr] usermod: no changes
Dec 05 09:59:37.835 INFO [stderr]     Checking netns v0.1.0 (/source)
Dec 05 09:59:39.460 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 09:59:39.460 INFO [stderr]   --> examples/basic.rs:11:3
Dec 05 09:59:39.460 INFO [stderr]    |
Dec 05 09:59:39.460 INFO [stderr] 11 |         NetNS::set(temp);
Dec 05 09:59:39.460 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 05 09:59:39.460 INFO [stderr]    |
Dec 05 09:59:39.460 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 09:59:39.460 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 09:59:39.460 INFO [stderr] 
Dec 05 09:59:39.494 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
Dec 05 09:59:39.497 INFO [stderr] su: No module specific data is present
Dec 05 09:59:39.901 INFO running `"docker" "inspect" "03633880d0b1c9ca3af174834334463bb96f9c868a8435f639d18c32f5c5b584"`
Dec 05 09:59:40.013 INFO running `"docker" "rm" "-f" "03633880d0b1c9ca3af174834334463bb96f9c868a8435f639d18c32f5c5b584"`
Dec 05 09:59:40.130 INFO [stdout] 03633880d0b1c9ca3af174834334463bb96f9c868a8435f639d18c32f5c5b584