[INFO] updating cached repository https://github.com/gcp/rustywin
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c05856f61343ac2f75592b0c0f954a3e048497e9
[INFO] checking gcp/rustywin against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcp%2Frustywin" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gcp/rustywin on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gcp/rustywin
[INFO] finished tweaking git repo https://github.com/gcp/rustywin
[INFO] tweaked toml for git repo https://github.com/gcp/rustywin written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/gcp/rustywin already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9dfcc192f01983718707705eb82832b4cc6663a17b98c7c7b27a95af90f22145
[INFO] running `"docker" "start" "-a" "9dfcc192f01983718707705eb82832b4cc6663a17b98c7c7b27a95af90f22145"`
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking nom v4.1.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking rustywin v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `IResult`, `Needed`, `le_i16`
[INFO] [stderr]  --> src/analyze.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 | use nom::{le_i16, le_u16, le_u24, le_u32, le_u8, IResult, Needed};
[INFO] [stderr]   |           ^^^^^^                                 ^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:36:31
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub type DumpFile = Arc<Mutex<std::io::Write + Send>>;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IResult`, `Needed`, `le_i16`
[INFO] [stderr]  --> src/analyze.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 | use nom::{le_i16, le_u16, le_u24, le_u32, le_u8, IResult, Needed};
[INFO] [stderr]   |           ^^^^^^                                 ^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:36:31
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub type DumpFile = Arc<Mutex<std::io::Write + Send>>;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reject_buff`
[INFO] [stderr]    --> src/socketloop.rs:287:21
[INFO] [stderr]     |
[INFO] [stderr] 287 |                 let reject_buff = filtered_buffer_pair.1;
[INFO] [stderr]     |                     ^^^^^^^^^^^ help: consider prefixing with an underscore: `_reject_buff`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reject_buff`
[INFO] [stderr]    --> src/socketloop.rs:287:21
[INFO] [stderr]     |
[INFO] [stderr] 287 |                 let reject_buff = filtered_buffer_pair.1;
[INFO] [stderr]     |                     ^^^^^^^^^^^ help: consider prefixing with an underscore: `_reject_buff`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Denied`
[INFO] [stderr]   --> src/analyze.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Denied,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `screen_num`
[INFO] [stderr]   --> src/display.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn screen_num(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Denied`
[INFO] [stderr]   --> src/analyze.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Denied,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `screen_num`
[INFO] [stderr]   --> src/display.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn screen_num(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.83s
[INFO] running `"docker" "inspect" "9dfcc192f01983718707705eb82832b4cc6663a17b98c7c7b27a95af90f22145"`
[INFO] running `"docker" "rm" "-f" "9dfcc192f01983718707705eb82832b4cc6663a17b98c7c7b27a95af90f22145"`
[INFO] [stdout] 9dfcc192f01983718707705eb82832b4cc6663a17b98c7c7b27a95af90f22145