[INFO] updating cached repository FelixMcFelix/opus-voip-traffic
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FelixMcFelix/opus-voip-traffic
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FelixMcFelix/opus-voip-traffic" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/FelixMcFelix/opus-voip-traffic"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/FelixMcFelix/opus-voip-traffic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FelixMcFelix/opus-voip-traffic" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/FelixMcFelix/opus-voip-traffic"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/FelixMcFelix/opus-voip-traffic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d2bc14d227682b39f93d223f36aa5e0ffbb624a3
[INFO] sha for GitHub repo FelixMcFelix/opus-voip-traffic: d2bc14d227682b39f93d223f36aa5e0ffbb624a3
[INFO] validating manifest of FelixMcFelix/opus-voip-traffic on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of FelixMcFelix/opus-voip-traffic on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing FelixMcFelix/opus-voip-traffic
[INFO] finished frobbing FelixMcFelix/opus-voip-traffic
[INFO] frobbed toml for FelixMcFelix/opus-voip-traffic written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/FelixMcFelix/opus-voip-traffic/Cargo.toml
[INFO] started frobbing FelixMcFelix/opus-voip-traffic
[INFO] finished frobbing FelixMcFelix/opus-voip-traffic
[INFO] frobbed toml for FelixMcFelix/opus-voip-traffic written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/FelixMcFelix/opus-voip-traffic/Cargo.toml
[INFO] crate FelixMcFelix/opus-voip-traffic already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking FelixMcFelix/opus-voip-traffic against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-0/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/FelixMcFelix/opus-voip-traffic:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d8434ba6dd598a45a37df7fdc298c90e8ba0cf737d037fb8435ca2358880f64e
[INFO] running `"docker" "start" "-a" "d8434ba6dd598a45a37df7fdc298c90e8ba0cf737d037fb8435ca2358880f64e"`
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]     Checking pnet_base v0.22.0
[INFO] [stderr]    Compiling pnet v0.22.0
[INFO] [stderr]     Checking ewma v0.1.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]     Checking pnet_sys v0.22.0
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking speedy v0.4.2
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking pnet_macros_support v0.22.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling speedy-derive v0.3.6
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.22.0
[INFO] [stderr]     Checking serde v1.0.90
[INFO] [stderr]    Compiling pnet_packet v0.22.0
[INFO] [stderr]     Checking ipnetwork v0.14.0
[INFO] [stderr]     Checking bincode v1.1.3
[INFO] [stderr]     Checking pnet_datalink v0.22.0
[INFO] [stderr]     Checking pnet_transport v0.22.0
[INFO] [stderr]     Checking opus-voip-traffic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `get_path`
[INFO] [stderr]   --> src/trace/mod.rs:73:2
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn get_path(&self, i: usize) -> Option<&PathBuf> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `largest_packet`
[INFO] [stderr]    --> src/trace/mod.rs:145:1
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub fn largest_packet(trace: &[PacketChainLink]) -> Option<u16> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:112:4
[INFO] [stderr]     |
[INFO] [stderr] 112 |             stdin.read_line(&mut s);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:113:4
[INFO] [stderr]     |
[INFO] [stderr] 113 |             kill_tx.send(());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_path`
[INFO] [stderr]   --> src/trace/mod.rs:73:2
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn get_path(&self, i: usize) -> Option<&PathBuf> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `largest_packet`
[INFO] [stderr]    --> src/trace/mod.rs:145:1
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub fn largest_packet(trace: &[PacketChainLink]) -> Option<u16> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:112:4
[INFO] [stderr]     |
[INFO] [stderr] 112 |             stdin.read_line(&mut s);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:113:4
[INFO] [stderr]     |
[INFO] [stderr] 113 |             kill_tx.send(());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `"docker" "inspect" "d8434ba6dd598a45a37df7fdc298c90e8ba0cf737d037fb8435ca2358880f64e"`
[INFO] running `"docker" "rm" "-f" "d8434ba6dd598a45a37df7fdc298c90e8ba0cf737d037fb8435ca2358880f64e"`
[INFO] [stdout] d8434ba6dd598a45a37df7fdc298c90e8ba0cf737d037fb8435ca2358880f64e