Oct 31 23:01:44.295 INFO checking povilasb/rust-tuntap against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 23:01:44.296 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Oct 31 23:01:44.830 INFO blam! 0f558584b8ae93205f1c0a492cd26f2d73488e7518cedb2e9223e1b54bb9fe4d
Oct 31 23:01:44.834 INFO running `"docker" "start" "-a" "0f558584b8ae93205f1c0a492cd26f2d73488e7518cedb2e9223e1b54bb9fe4d"`
Oct 31 23:01:46.355 INFO kablam! usermod: no changes
Oct 31 23:01:46.456 INFO kablam!     Checking nix v0.8.1
Oct 31 23:01:50.844 INFO kablam!     Checking vpn v0.1.0 (/source)
Oct 31 23:01:51.321 INFO kablam! warning: field is never used: `addresses`
Oct 31 23:01:51.321 INFO kablam!   --> src/tuntap.rs:14:5
Oct 31 23:01:51.321 INFO kablam!    |
Oct 31 23:01:51.321 INFO kablam! 14 |     addresses: String,
Oct 31 23:01:51.321 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 31 23:01:51.321 INFO kablam!    |
Oct 31 23:01:51.323 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 23:01:51.323 INFO kablam! 
Oct 31 23:01:51.323 INFO kablam! warning: variant is never constructed: `Tap`
Oct 31 23:01:51.323 INFO kablam!   --> src/tuntap.rs:79:5
Oct 31 23:01:51.323 INFO kablam!    |
Oct 31 23:01:51.323 INFO kablam! 79 |     Tap = 2,
Oct 31 23:01:51.323 INFO kablam!    |     ^^^^^^^
Oct 31 23:01:51.323 INFO kablam! 
Oct 31 23:01:51.324 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 31 23:01:51.324 INFO kablam!   --> src/tuntap.rs:29:9
Oct 31 23:01:51.324 INFO kablam!    |
Oct 31 23:01:51.324 INFO kablam! 29 |         create_vnet_device(fid, dev_name);
Oct 31 23:01:51.324 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:01:51.324 INFO kablam!    |
Oct 31 23:01:51.324 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 31 23:01:51.324 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 31 23:01:51.324 INFO kablam! 
Oct 31 23:01:51.325 INFO kablam! warning: denote infinite loops with `loop { ... }`
Oct 31 23:01:51.325 INFO kablam!   --> src/tuntap.rs:43:9
Oct 31 23:01:51.325 INFO kablam!    |
Oct 31 23:01:51.325 INFO kablam! 43 |         while true {
Oct 31 23:01:51.325 INFO kablam!    |         ^^^^^^^^^^ help: use `loop`
Oct 31 23:01:51.325 INFO kablam!    |
Oct 31 23:01:51.325 INFO kablam!    = note: #[warn(while_true)] on by default
Oct 31 23:01:51.325 INFO kablam! 
Oct 31 23:01:51.326 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 31 23:01:51.326 INFO kablam!   --> src/main.rs:13:5
Oct 31 23:01:51.327 INFO kablam!    |
Oct 31 23:01:51.327 INFO kablam! 13 |     io::stdin().read_line(&mut ln);
Oct 31 23:01:51.327 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:01:51.327 INFO kablam!    |
Oct 31 23:01:51.327 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 31 23:01:51.327 INFO kablam! 
Oct 31 23:01:51.581 INFO kablam! warning: field is never used: `addresses`
Oct 31 23:01:51.581 INFO kablam!   --> src/tuntap.rs:14:5
Oct 31 23:01:51.581 INFO kablam!    |
Oct 31 23:01:51.582 INFO kablam! 14 |     addresses: String,
Oct 31 23:01:51.582 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Oct 31 23:01:51.582 INFO kablam!    |
Oct 31 23:01:51.582 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 23:01:51.582 INFO kablam! 
Oct 31 23:01:51.582 INFO kablam! warning: variant is never constructed: `Tap`
Oct 31 23:01:51.582 INFO kablam!   --> src/tuntap.rs:79:5
Oct 31 23:01:51.582 INFO kablam!    |
Oct 31 23:01:51.582 INFO kablam! 79 |     Tap = 2,
Oct 31 23:01:51.582 INFO kablam!    |     ^^^^^^^
Oct 31 23:01:51.582 INFO kablam! 
Oct 31 23:01:51.582 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 31 23:01:51.582 INFO kablam!   --> src/tuntap.rs:29:9
Oct 31 23:01:51.582 INFO kablam!    |
Oct 31 23:01:51.582 INFO kablam! 29 |         create_vnet_device(fid, dev_name);
Oct 31 23:01:51.582 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:01:51.582 INFO kablam!    |
Oct 31 23:01:51.582 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 31 23:01:51.582 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 31 23:01:51.582 INFO kablam! 
Oct 31 23:01:51.582 INFO kablam! warning: denote infinite loops with `loop { ... }`
Oct 31 23:01:51.582 INFO kablam!   --> src/tuntap.rs:43:9
Oct 31 23:01:51.582 INFO kablam!    |
Oct 31 23:01:51.582 INFO kablam! 43 |         while true {
Oct 31 23:01:51.582 INFO kablam!    |         ^^^^^^^^^^ help: use `loop`
Oct 31 23:01:51.582 INFO kablam!    |
Oct 31 23:01:51.582 INFO kablam!    = note: #[warn(while_true)] on by default
Oct 31 23:01:51.582 INFO kablam! 
Oct 31 23:01:51.585 INFO kablam! warning: unused `std::result::Result` that must be used
Oct 31 23:01:51.585 INFO kablam!   --> src/main.rs:13:5
Oct 31 23:01:51.585 INFO kablam!    |
Oct 31 23:01:51.585 INFO kablam! 13 |     io::stdin().read_line(&mut ln);
Oct 31 23:01:51.585 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:01:51.585 INFO kablam!    |
Oct 31 23:01:51.585 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 31 23:01:51.585 INFO kablam! 
Oct 31 23:01:51.652 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.25s
Oct 31 23:01:51.656 INFO kablam! su: No module specific data is present
Oct 31 23:01:53.059 INFO running `"docker" "rm" "-f" "0f558584b8ae93205f1c0a492cd26f2d73488e7518cedb2e9223e1b54bb9fe4d"`
Oct 31 23:01:53.473 INFO blam! 0f558584b8ae93205f1c0a492cd26f2d73488e7518cedb2e9223e1b54bb9fe4d