Dec 12 11:00:02.685 INFO checking netstat-0.7.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 11:00:02.686 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 11:00:02.968 INFO [stdout] 4be638b0c70516c092988ed65806e673d2517fedee07549d1e95a6f0b5f97aa9
Dec 12 11:00:02.970 INFO running `"docker" "start" "-a" "4be638b0c70516c092988ed65806e673d2517fedee07549d1e95a6f0b5f97aa9"`
Dec 12 11:00:03.537 INFO [stderr] usermod: no changes
Dec 12 11:00:03.588 INFO [stderr]     Checking netstat v0.7.0 (/source)
Dec 12 11:00:04.465 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 11:00:04.465 INFO [stderr]   --> src/integrations/linux/netlink_iterator.rs:73:13
Dec 12 11:00:04.465 INFO [stderr]    |
Dec 12 11:00:04.465 INFO [stderr] 73 |             try_close(self.socket);
Dec 12 11:00:04.465 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:00:04.465 INFO [stderr]    |
Dec 12 11:00:04.465 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 11:00:04.465 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 11:00:04.465 INFO [stderr] 
Dec 12 11:00:04.570 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 11:00:04.570 INFO [stderr]   --> src/integrations/linux/netlink_iterator.rs:73:13
Dec 12 11:00:04.570 INFO [stderr]    |
Dec 12 11:00:04.570 INFO [stderr] 73 |             try_close(self.socket);
Dec 12 11:00:04.570 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:00:04.570 INFO [stderr]    |
Dec 12 11:00:04.570 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 11:00:04.570 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 11:00:04.570 INFO [stderr] 
Dec 12 11:00:05.163 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
Dec 12 11:00:05.166 INFO [stderr] su: No module specific data is present
Dec 12 11:00:05.504 INFO running `"docker" "inspect" "4be638b0c70516c092988ed65806e673d2517fedee07549d1e95a6f0b5f97aa9"`
Dec 12 11:00:05.617 INFO running `"docker" "rm" "-f" "4be638b0c70516c092988ed65806e673d2517fedee07549d1e95a6f0b5f97aa9"`
Dec 12 11:00:05.735 INFO [stdout] 4be638b0c70516c092988ed65806e673d2517fedee07549d1e95a6f0b5f97aa9