Dec 19 10:43:53.894 INFO checking povilasb/rust-tuntap against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 10:43:53.894 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/povilasb/rust-tuntap:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 10:43:54.200 INFO [stdout] 749455676f2257aff3400a017a3e6d6ce8ce5400171e8234c924b1ed1491bef6
Dec 19 10:43:54.202 INFO running `"docker" "start" "-a" "749455676f2257aff3400a017a3e6d6ce8ce5400171e8234c924b1ed1491bef6"`
Dec 19 10:43:55.572 INFO [stderr]     Checking nix v0.8.1
Dec 19 10:43:58.931 INFO [stderr]     Checking vpn v0.1.0 (/opt/crater/workdir)
Dec 19 10:43:59.113 INFO [stderr] warning: field is never used: `addresses`
Dec 19 10:43:59.113 INFO [stderr]   --> src/tuntap.rs:14:5
Dec 19 10:43:59.113 INFO [stderr]    |
Dec 19 10:43:59.114 INFO [stderr] 14 |     addresses: String,
Dec 19 10:43:59.114 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 19 10:43:59.114 INFO [stderr]    |
Dec 19 10:43:59.114 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 10:43:59.114 INFO [stderr] 
Dec 19 10:43:59.114 INFO [stderr] warning: variant is never constructed: `Tap`
Dec 19 10:43:59.114 INFO [stderr]   --> src/tuntap.rs:79:5
Dec 19 10:43:59.114 INFO [stderr]    |
Dec 19 10:43:59.114 INFO [stderr] 79 |     Tap = 2,
Dec 19 10:43:59.114 INFO [stderr]    |     ^^^^^^^
Dec 19 10:43:59.114 INFO [stderr] 
Dec 19 10:43:59.114 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 10:43:59.114 INFO [stderr]   --> src/tuntap.rs:29:9
Dec 19 10:43:59.114 INFO [stderr]    |
Dec 19 10:43:59.114 INFO [stderr] 29 |         create_vnet_device(fid, dev_name);
Dec 19 10:43:59.114 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:43:59.114 INFO [stderr]    |
Dec 19 10:43:59.114 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 10:43:59.114 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 10:43:59.115 INFO [stderr] 
Dec 19 10:43:59.115 INFO [stderr] warning: denote infinite loops with `loop { ... }`
Dec 19 10:43:59.115 INFO [stderr]   --> src/tuntap.rs:43:9
Dec 19 10:43:59.115 INFO [stderr]    |
Dec 19 10:43:59.115 INFO [stderr] 43 |         while true {
Dec 19 10:43:59.115 INFO [stderr]    |         ^^^^^^^^^^ help: use `loop`
Dec 19 10:43:59.115 INFO [stderr]    |
Dec 19 10:43:59.115 INFO [stderr]    = note: #[warn(while_true)] on by default
Dec 19 10:43:59.115 INFO [stderr] 
Dec 19 10:43:59.115 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 10:43:59.115 INFO [stderr]   --> src/main.rs:13:5
Dec 19 10:43:59.115 INFO [stderr]    |
Dec 19 10:43:59.115 INFO [stderr] 13 |     io::stdin().read_line(&mut ln);
Dec 19 10:43:59.115 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:43:59.115 INFO [stderr]    |
Dec 19 10:43:59.115 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 10:43:59.115 INFO [stderr] 
Dec 19 10:43:59.136 INFO [stderr] warning: field is never used: `addresses`
Dec 19 10:43:59.136 INFO [stderr]   --> src/tuntap.rs:14:5
Dec 19 10:43:59.136 INFO [stderr]    |
Dec 19 10:43:59.136 INFO [stderr] 14 |     addresses: String,
Dec 19 10:43:59.136 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 19 10:43:59.137 INFO [stderr]    |
Dec 19 10:43:59.137 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 10:43:59.137 INFO [stderr] 
Dec 19 10:43:59.137 INFO [stderr] warning: variant is never constructed: `Tap`
Dec 19 10:43:59.137 INFO [stderr]   --> src/tuntap.rs:79:5
Dec 19 10:43:59.137 INFO [stderr]    |
Dec 19 10:43:59.137 INFO [stderr] 79 |     Tap = 2,
Dec 19 10:43:59.137 INFO [stderr]    |     ^^^^^^^
Dec 19 10:43:59.137 INFO [stderr] 
Dec 19 10:43:59.140 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 10:43:59.140 INFO [stderr]   --> src/tuntap.rs:29:9
Dec 19 10:43:59.140 INFO [stderr]    |
Dec 19 10:43:59.140 INFO [stderr] 29 |         create_vnet_device(fid, dev_name);
Dec 19 10:43:59.140 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:43:59.140 INFO [stderr]    |
Dec 19 10:43:59.140 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 10:43:59.140 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 10:43:59.140 INFO [stderr] 
Dec 19 10:43:59.140 INFO [stderr] warning: denote infinite loops with `loop { ... }`
Dec 19 10:43:59.140 INFO [stderr]   --> src/tuntap.rs:43:9
Dec 19 10:43:59.140 INFO [stderr]    |
Dec 19 10:43:59.140 INFO [stderr] 43 |         while true {
Dec 19 10:43:59.140 INFO [stderr]    |         ^^^^^^^^^^ help: use `loop`
Dec 19 10:43:59.140 INFO [stderr]    |
Dec 19 10:43:59.140 INFO [stderr]    = note: #[warn(while_true)] on by default
Dec 19 10:43:59.140 INFO [stderr] 
Dec 19 10:43:59.140 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 10:43:59.140 INFO [stderr]   --> src/main.rs:13:5
Dec 19 10:43:59.140 INFO [stderr]    |
Dec 19 10:43:59.140 INFO [stderr] 13 |     io::stdin().read_line(&mut ln);
Dec 19 10:43:59.140 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:43:59.140 INFO [stderr]    |
Dec 19 10:43:59.140 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 10:43:59.140 INFO [stderr] 
Dec 19 10:43:59.159 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
Dec 19 10:43:59.553 INFO running `"docker" "inspect" "749455676f2257aff3400a017a3e6d6ce8ce5400171e8234c924b1ed1491bef6"`
Dec 19 10:43:59.623 INFO running `"docker" "rm" "-f" "749455676f2257aff3400a017a3e6d6ce8ce5400171e8234c924b1ed1491bef6"`
Dec 19 10:43:59.712 INFO [stdout] 749455676f2257aff3400a017a3e6d6ce8ce5400171e8234c924b1ed1491bef6