Nov 27 22:35:57.456 INFO checking povilasb/rust-tuntap against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 22:35:57.456 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 27 22:35:57.692 INFO [stdout] 4505cbd1fc6c06af0f99db01ddbbb100225c1eb9b6657bf6cb18038e122bf656
Nov 27 22:35:57.694 INFO running `"docker" "start" "-a" "4505cbd1fc6c06af0f99db01ddbbb100225c1eb9b6657bf6cb18038e122bf656"`
Nov 27 22:35:58.242 INFO [stderr] usermod: no changes
Nov 27 22:35:58.274 INFO [stderr]     Checking nix v0.8.1
Nov 27 22:36:02.064 INFO [stderr]     Checking vpn v0.1.0 (/source)
Nov 27 22:36:02.424 INFO [stderr] warning: field is never used: `addresses`
Nov 27 22:36:02.424 INFO [stderr]   --> src/tuntap.rs:14:5
Nov 27 22:36:02.424 INFO [stderr]    |
Nov 27 22:36:02.424 INFO [stderr] 14 |     addresses: String,
Nov 27 22:36:02.424 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 27 22:36:02.424 INFO [stderr]    |
Nov 27 22:36:02.424 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 22:36:02.432 INFO [stderr] 
Nov 27 22:36:02.432 INFO [stderr] warning: variant is never constructed: `Tap`
Nov 27 22:36:02.432 INFO [stderr]   --> src/tuntap.rs:79:5
Nov 27 22:36:02.432 INFO [stderr]    |
Nov 27 22:36:02.432 INFO [stderr] 79 |     Tap = 2,
Nov 27 22:36:02.432 INFO [stderr]    |     ^^^^^^^
Nov 27 22:36:02.432 INFO [stderr] 
Nov 27 22:36:02.432 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 22:36:02.432 INFO [stderr]   --> src/tuntap.rs:29:9
Nov 27 22:36:02.432 INFO [stderr]    |
Nov 27 22:36:02.432 INFO [stderr] 29 |         create_vnet_device(fid, dev_name);
Nov 27 22:36:02.432 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 22:36:02.432 INFO [stderr]    |
Nov 27 22:36:02.432 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 22:36:02.432 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 22:36:02.432 INFO [stderr] 
Nov 27 22:36:02.432 INFO [stderr] warning: denote infinite loops with `loop { ... }`
Nov 27 22:36:02.432 INFO [stderr]   --> src/tuntap.rs:43:9
Nov 27 22:36:02.432 INFO [stderr]    |
Nov 27 22:36:02.432 INFO [stderr] 43 |         while true {
Nov 27 22:36:02.432 INFO [stderr]    |         ^^^^^^^^^^ help: use `loop`
Nov 27 22:36:02.432 INFO [stderr]    |
Nov 27 22:36:02.432 INFO [stderr]    = note: #[warn(while_true)] on by default
Nov 27 22:36:02.432 INFO [stderr] 
Nov 27 22:36:02.432 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 22:36:02.432 INFO [stderr]   --> src/main.rs:13:5
Nov 27 22:36:02.432 INFO [stderr]    |
Nov 27 22:36:02.432 INFO [stderr] 13 |     io::stdin().read_line(&mut ln);
Nov 27 22:36:02.432 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 22:36:02.432 INFO [stderr]    |
Nov 27 22:36:02.432 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 22:36:02.432 INFO [stderr] 
Nov 27 22:36:02.568 INFO [stderr] warning: field is never used: `addresses`
Nov 27 22:36:02.568 INFO [stderr]   --> src/tuntap.rs:14:5
Nov 27 22:36:02.568 INFO [stderr]    |
Nov 27 22:36:02.568 INFO [stderr] 14 |     addresses: String,
Nov 27 22:36:02.568 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Nov 27 22:36:02.568 INFO [stderr]    |
Nov 27 22:36:02.568 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 22:36:02.568 INFO [stderr] 
Nov 27 22:36:02.568 INFO [stderr] warning: variant is never constructed: `Tap`
Nov 27 22:36:02.568 INFO [stderr]   --> src/tuntap.rs:79:5
Nov 27 22:36:02.568 INFO [stderr]    |
Nov 27 22:36:02.568 INFO [stderr] 79 |     Tap = 2,
Nov 27 22:36:02.568 INFO [stderr]    |     ^^^^^^^
Nov 27 22:36:02.568 INFO [stderr] 
Nov 27 22:36:02.568 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 22:36:02.568 INFO [stderr]   --> src/tuntap.rs:29:9
Nov 27 22:36:02.568 INFO [stderr]    |
Nov 27 22:36:02.568 INFO [stderr] 29 |         create_vnet_device(fid, dev_name);
Nov 27 22:36:02.568 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 22:36:02.568 INFO [stderr]    |
Nov 27 22:36:02.568 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 22:36:02.568 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 22:36:02.568 INFO [stderr] 
Nov 27 22:36:02.568 INFO [stderr] warning: denote infinite loops with `loop { ... }`
Nov 27 22:36:02.568 INFO [stderr]   --> src/tuntap.rs:43:9
Nov 27 22:36:02.568 INFO [stderr]    |
Nov 27 22:36:02.568 INFO [stderr] 43 |         while true {
Nov 27 22:36:02.568 INFO [stderr]    |         ^^^^^^^^^^ help: use `loop`
Nov 27 22:36:02.568 INFO [stderr]    |
Nov 27 22:36:02.568 INFO [stderr]    = note: #[warn(while_true)] on by default
Nov 27 22:36:02.568 INFO [stderr] 
Nov 27 22:36:02.568 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 22:36:02.568 INFO [stderr]   --> src/main.rs:13:5
Nov 27 22:36:02.568 INFO [stderr]    |
Nov 27 22:36:02.568 INFO [stderr] 13 |     io::stdin().read_line(&mut ln);
Nov 27 22:36:02.568 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 22:36:02.568 INFO [stderr]    |
Nov 27 22:36:02.568 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 22:36:02.568 INFO [stderr] 
Nov 27 22:36:02.580 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.32s
Nov 27 22:36:02.584 INFO [stderr] su: No module specific data is present
Nov 27 22:36:02.869 INFO running `"docker" "inspect" "4505cbd1fc6c06af0f99db01ddbbb100225c1eb9b6657bf6cb18038e122bf656"`
Nov 27 22:36:03.008 INFO running `"docker" "rm" "-f" "4505cbd1fc6c06af0f99db01ddbbb100225c1eb9b6657bf6cb18038e122bf656"`
Nov 27 22:36:03.172 INFO [stdout] 4505cbd1fc6c06af0f99db01ddbbb100225c1eb9b6657bf6cb18038e122bf656