Dec 19 18:14:28.849 INFO checking dbasedow/cantact against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 18:14:28.849 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/dbasedow/cantact:/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 18:14:29.320 INFO [stdout] ca9725e23e19aeb6d7e7de842523a73d5b942d641828406b2945115a626eb9cc
Dec 19 18:14:29.322 INFO running `"docker" "start" "-a" "ca9725e23e19aeb6d7e7de842523a73d5b942d641828406b2945115a626eb9cc"`
Dec 19 18:14:30.279 INFO [stderr]     Checking ioctl-rs v0.1.6
Dec 19 18:14:30.280 INFO [stderr]     Checking serial-core v0.4.0
Dec 19 18:14:30.602 INFO [stderr]     Checking serial-unix v0.4.0
Dec 19 18:14:30.893 INFO [stderr]     Checking serial v0.4.0
Dec 19 18:14:31.112 INFO [stderr]     Checking cantact v0.1.0 (/opt/crater/workdir)
Dec 19 18:14:31.314 INFO [stderr] warning: unused import: `std::io::BufReader`
Dec 19 18:14:31.314 INFO [stderr]  --> src/main.rs:7:5
Dec 19 18:14:31.314 INFO [stderr]   |
Dec 19 18:14:31.314 INFO [stderr] 7 | use std::io::BufReader;
Dec 19 18:14:31.314 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 18:14:31.314 INFO [stderr]   |
Dec 19 18:14:31.314 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 18:14:31.314 INFO [stderr] 
Dec 19 18:14:31.386 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 19 18:14:31.386 INFO [stderr]  --> src/main.rs:6:5
Dec 19 18:14:31.386 INFO [stderr]   |
Dec 19 18:14:31.387 INFO [stderr] 6 | use std::io::prelude::*;
Dec 19 18:14:31.387 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 18:14:31.387 INFO [stderr] 
Dec 19 18:14:31.393 INFO [stderr] warning: unused variable: `frame`
Dec 19 18:14:31.394 INFO [stderr]   --> src/main.rs:47:21
Dec 19 18:14:31.394 INFO [stderr]    |
Dec 19 18:14:31.394 INFO [stderr] 47 |                 let frame = slcan::parse_serial_line(&frame_buf[0..i]);
Dec 19 18:14:31.394 INFO [stderr]    |                     ^^^^^ help: consider using `_frame` instead
Dec 19 18:14:31.394 INFO [stderr]    |
Dec 19 18:14:31.394 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 18:14:31.394 INFO [stderr] 
Dec 19 18:14:31.396 INFO [stderr] warning: unused variable: `source_address`
Dec 19 18:14:31.396 INFO [stderr]   --> src/protocols/transport/isotp.rs:43:9
Dec 19 18:14:31.396 INFO [stderr]    |
Dec 19 18:14:31.396 INFO [stderr] 43 |         source_address: u32,
Dec 19 18:14:31.396 INFO [stderr]    |         ^^^^^^^^^^^^^^ help: consider using `_source_address` instead
Dec 19 18:14:31.396 INFO [stderr] 
Dec 19 18:14:31.396 INFO [stderr] warning: unused variable: `target_address`
Dec 19 18:14:31.396 INFO [stderr]   --> src/protocols/transport/isotp.rs:44:9
Dec 19 18:14:31.396 INFO [stderr]    |
Dec 19 18:14:31.396 INFO [stderr] 44 |         target_address: u32,
Dec 19 18:14:31.396 INFO [stderr]    |         ^^^^^^^^^^^^^^ help: consider using `_target_address` instead
Dec 19 18:14:31.396 INFO [stderr] 
Dec 19 18:14:31.396 INFO [stderr] warning: unused variable: `data`
Dec 19 18:14:31.396 INFO [stderr]   --> src/protocols/transport/isotp.rs:45:9
Dec 19 18:14:31.396 INFO [stderr]    |
Dec 19 18:14:31.396 INFO [stderr] 45 |         data: &[u8],
Dec 19 18:14:31.396 INFO [stderr]    |         ^^^^ help: consider using `_data` instead
Dec 19 18:14:31.396 INFO [stderr] 
Dec 19 18:14:31.416 INFO [stderr] warning: struct is never constructed: `IsoTp`
Dec 19 18:14:31.416 INFO [stderr]   --> src/protocols/transport/isotp.rs:14:1
Dec 19 18:14:31.416 INFO [stderr]    |
Dec 19 18:14:31.416 INFO [stderr] 14 | struct IsoTp {}
Dec 19 18:14:31.416 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 18:14:31.417 INFO [stderr]    |
Dec 19 18:14:31.417 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 18:14:31.417 INFO [stderr] 
Dec 19 18:14:31.417 INFO [stderr] warning: enum is never used: `MessageType`
Dec 19 18:14:31.417 INFO [stderr]   --> src/protocols/transport/isotp.rs:16:1
Dec 19 18:14:31.417 INFO [stderr]    |
Dec 19 18:14:31.417 INFO [stderr] 16 | enum MessageType {
Dec 19 18:14:31.417 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 19 18:14:31.417 INFO [stderr] 
Dec 19 18:14:31.417 INFO [stderr] warning: enum is never used: `TargetAddressType`
Dec 19 18:14:31.417 INFO [stderr]   --> src/protocols/transport/isotp.rs:21:1
Dec 19 18:14:31.417 INFO [stderr]    |
Dec 19 18:14:31.418 INFO [stderr] 21 | enum TargetAddressType {
Dec 19 18:14:31.418 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:14:31.418 INFO [stderr] 
Dec 19 18:14:31.418 INFO [stderr] warning: enum is never used: `ResultType`
Dec 19 18:14:31.418 INFO [stderr]   --> src/protocols/transport/isotp.rs:26:1
Dec 19 18:14:31.418 INFO [stderr]    |
Dec 19 18:14:31.418 INFO [stderr] 26 | enum ResultType {
Dec 19 18:14:31.418 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 19 18:14:31.418 INFO [stderr] 
Dec 19 18:14:31.418 INFO [stderr] warning: struct is never constructed: `Message`
Dec 19 18:14:31.418 INFO [stderr]   --> src/protocols/transport/isotp.rs:39:1
Dec 19 18:14:31.418 INFO [stderr]    |
Dec 19 18:14:31.418 INFO [stderr] 39 | struct Message {}
Dec 19 18:14:31.418 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 19 18:14:31.418 INFO [stderr] 
Dec 19 18:14:31.418 INFO [stderr] warning: method is never used: `requestTransfer`
Dec 19 18:14:31.418 INFO [stderr]   --> src/protocols/transport/isotp.rs:42:5
Dec 19 18:14:31.418 INFO [stderr]    |
Dec 19 18:14:31.418 INFO [stderr] 42 | /     fn requestTransfer(
Dec 19 18:14:31.418 INFO [stderr] 43 | |         source_address: u32,
Dec 19 18:14:31.418 INFO [stderr] 44 | |         target_address: u32,
Dec 19 18:14:31.418 INFO [stderr] 45 | |         data: &[u8],
Dec 19 18:14:31.418 INFO [stderr] 46 | |     ) -> Result<(), ResultType> {
Dec 19 18:14:31.418 INFO [stderr] 47 | |         Ok(())
Dec 19 18:14:31.418 INFO [stderr] 48 | |     }
Dec 19 18:14:31.418 INFO [stderr]    | |_____^
Dec 19 18:14:31.418 INFO [stderr] 
Dec 19 18:14:31.424 INFO [stderr] warning: method `requestTransfer` should have a snake case name such as `request_transfer`
Dec 19 18:14:31.424 INFO [stderr]   --> src/protocols/transport/isotp.rs:42:5
Dec 19 18:14:31.424 INFO [stderr]    |
Dec 19 18:14:31.424 INFO [stderr] 42 | /     fn requestTransfer(
Dec 19 18:14:31.424 INFO [stderr] 43 | |         source_address: u32,
Dec 19 18:14:31.424 INFO [stderr] 44 | |         target_address: u32,
Dec 19 18:14:31.424 INFO [stderr] 45 | |         data: &[u8],
Dec 19 18:14:31.424 INFO [stderr] 46 | |     ) -> Result<(), ResultType> {
Dec 19 18:14:31.424 INFO [stderr] 47 | |         Ok(())
Dec 19 18:14:31.424 INFO [stderr] 48 | |     }
Dec 19 18:14:31.424 INFO [stderr]    | |_____^
Dec 19 18:14:31.428 INFO [stderr]    |
Dec 19 18:14:31.428 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 18:14:31.428 INFO [stderr] 
Dec 19 18:14:31.523 INFO [stderr] warning: unused import: `std::io::BufReader`
Dec 19 18:14:31.523 INFO [stderr]  --> src/main.rs:7:5
Dec 19 18:14:31.523 INFO [stderr]   |
Dec 19 18:14:31.523 INFO [stderr] 7 | use std::io::BufReader;
Dec 19 18:14:31.523 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 18:14:31.523 INFO [stderr]   |
Dec 19 18:14:31.523 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 18:14:31.523 INFO [stderr] 
Dec 19 18:14:31.660 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 19 18:14:31.660 INFO [stderr]  --> src/main.rs:6:5
Dec 19 18:14:31.660 INFO [stderr]   |
Dec 19 18:14:31.660 INFO [stderr] 6 | use std::io::prelude::*;
Dec 19 18:14:31.660 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 18:14:31.660 INFO [stderr] 
Dec 19 18:14:31.660 INFO [stderr] warning: unused variable: `frame`
Dec 19 18:14:31.660 INFO [stderr]   --> src/main.rs:47:21
Dec 19 18:14:31.660 INFO [stderr]    |
Dec 19 18:14:31.660 INFO [stderr] 47 |                 let frame = slcan::parse_serial_line(&frame_buf[0..i]);
Dec 19 18:14:31.660 INFO [stderr]    |                     ^^^^^ help: consider using `_frame` instead
Dec 19 18:14:31.660 INFO [stderr]    |
Dec 19 18:14:31.660 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 18:14:31.660 INFO [stderr] 
Dec 19 18:14:31.660 INFO [stderr] warning: unused variable: `source_address`
Dec 19 18:14:31.660 INFO [stderr]   --> src/protocols/transport/isotp.rs:43:9
Dec 19 18:14:31.660 INFO [stderr]    |
Dec 19 18:14:31.660 INFO [stderr] 43 |         source_address: u32,
Dec 19 18:14:31.660 INFO [stderr]    |         ^^^^^^^^^^^^^^ help: consider using `_source_address` instead
Dec 19 18:14:31.660 INFO [stderr] 
Dec 19 18:14:31.660 INFO [stderr] warning: unused variable: `target_address`
Dec 19 18:14:31.660 INFO [stderr]   --> src/protocols/transport/isotp.rs:44:9
Dec 19 18:14:31.660 INFO [stderr]    |
Dec 19 18:14:31.660 INFO [stderr] 44 |         target_address: u32,
Dec 19 18:14:31.661 INFO [stderr]    |         ^^^^^^^^^^^^^^ help: consider using `_target_address` instead
Dec 19 18:14:31.661 INFO [stderr] 
Dec 19 18:14:31.661 INFO [stderr] warning: unused variable: `data`
Dec 19 18:14:31.661 INFO [stderr]   --> src/protocols/transport/isotp.rs:45:9
Dec 19 18:14:31.661 INFO [stderr]    |
Dec 19 18:14:31.661 INFO [stderr] 45 |         data: &[u8],
Dec 19 18:14:31.661 INFO [stderr]    |         ^^^^ help: consider using `_data` instead
Dec 19 18:14:31.661 INFO [stderr] 
Dec 19 18:14:31.696 INFO [stderr] warning: struct is never constructed: `IsoTp`
Dec 19 18:14:31.696 INFO [stderr]   --> src/protocols/transport/isotp.rs:14:1
Dec 19 18:14:31.696 INFO [stderr]    |
Dec 19 18:14:31.696 INFO [stderr] 14 | struct IsoTp {}
Dec 19 18:14:31.696 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 18:14:31.696 INFO [stderr]    |
Dec 19 18:14:31.696 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 18:14:31.696 INFO [stderr] 
Dec 19 18:14:31.696 INFO [stderr] warning: enum is never used: `MessageType`
Dec 19 18:14:31.696 INFO [stderr]   --> src/protocols/transport/isotp.rs:16:1
Dec 19 18:14:31.696 INFO [stderr]    |
Dec 19 18:14:31.696 INFO [stderr] 16 | enum MessageType {
Dec 19 18:14:31.696 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 19 18:14:31.696 INFO [stderr] 
Dec 19 18:14:31.697 INFO [stderr] warning: enum is never used: `TargetAddressType`
Dec 19 18:14:31.697 INFO [stderr]   --> src/protocols/transport/isotp.rs:21:1
Dec 19 18:14:31.697 INFO [stderr]    |
Dec 19 18:14:31.697 INFO [stderr] 21 | enum TargetAddressType {
Dec 19 18:14:31.697 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:14:31.697 INFO [stderr] 
Dec 19 18:14:31.697 INFO [stderr] warning: enum is never used: `ResultType`
Dec 19 18:14:31.697 INFO [stderr]   --> src/protocols/transport/isotp.rs:26:1
Dec 19 18:14:31.697 INFO [stderr]    |
Dec 19 18:14:31.697 INFO [stderr] 26 | enum ResultType {
Dec 19 18:14:31.697 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 19 18:14:31.697 INFO [stderr] 
Dec 19 18:14:31.697 INFO [stderr] warning: struct is never constructed: `Message`
Dec 19 18:14:31.697 INFO [stderr]   --> src/protocols/transport/isotp.rs:39:1
Dec 19 18:14:31.697 INFO [stderr]    |
Dec 19 18:14:31.697 INFO [stderr] 39 | struct Message {}
Dec 19 18:14:31.697 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 19 18:14:31.697 INFO [stderr] 
Dec 19 18:14:31.697 INFO [stderr] warning: method is never used: `requestTransfer`
Dec 19 18:14:31.697 INFO [stderr]   --> src/protocols/transport/isotp.rs:42:5
Dec 19 18:14:31.697 INFO [stderr]    |
Dec 19 18:14:31.697 INFO [stderr] 42 | /     fn requestTransfer(
Dec 19 18:14:31.697 INFO [stderr] 43 | |         source_address: u32,
Dec 19 18:14:31.697 INFO [stderr] 44 | |         target_address: u32,
Dec 19 18:14:31.697 INFO [stderr] 45 | |         data: &[u8],
Dec 19 18:14:31.697 INFO [stderr] 46 | |     ) -> Result<(), ResultType> {
Dec 19 18:14:31.697 INFO [stderr] 47 | |         Ok(())
Dec 19 18:14:31.697 INFO [stderr] 48 | |     }
Dec 19 18:14:31.697 INFO [stderr]    | |_____^
Dec 19 18:14:31.697 INFO [stderr] 
Dec 19 18:14:31.698 INFO [stderr] warning: method `requestTransfer` should have a snake case name such as `request_transfer`
Dec 19 18:14:31.698 INFO [stderr]   --> src/protocols/transport/isotp.rs:42:5
Dec 19 18:14:31.698 INFO [stderr]    |
Dec 19 18:14:31.698 INFO [stderr] 42 | /     fn requestTransfer(
Dec 19 18:14:31.698 INFO [stderr] 43 | |         source_address: u32,
Dec 19 18:14:31.698 INFO [stderr] 44 | |         target_address: u32,
Dec 19 18:14:31.698 INFO [stderr] 45 | |         data: &[u8],
Dec 19 18:14:31.698 INFO [stderr] 46 | |     ) -> Result<(), ResultType> {
Dec 19 18:14:31.698 INFO [stderr] 47 | |         Ok(())
Dec 19 18:14:31.698 INFO [stderr] 48 | |     }
Dec 19 18:14:31.698 INFO [stderr]    | |_____^
Dec 19 18:14:31.698 INFO [stderr]    |
Dec 19 18:14:31.698 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 18:14:31.698 INFO [stderr] 
Dec 19 18:14:31.723 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Dec 19 18:14:32.274 INFO running `"docker" "inspect" "ca9725e23e19aeb6d7e7de842523a73d5b942d641828406b2945115a626eb9cc"`
Dec 19 18:14:32.538 INFO running `"docker" "rm" "-f" "ca9725e23e19aeb6d7e7de842523a73d5b942d641828406b2945115a626eb9cc"`
Dec 19 18:14:32.890 INFO [stdout] ca9725e23e19aeb6d7e7de842523a73d5b942d641828406b2945115a626eb9cc