[INFO] cloning repository alexander-akhmetov/zt-tcp-relay
[INFO] running `"git" "clone" "--bare" "git://github.com/alexander-akhmetov/zt-tcp-relay.git" "work/cache/sources/gh/alexander-akhmetov/zt-tcp-relay"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/alexander-akhmetov/zt-tcp-relay'...
[INFO] running `"git" "clone" "work/cache/sources/gh/alexander-akhmetov/zt-tcp-relay" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/alexander-akhmetov/zt-tcp-relay"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/alexander-akhmetov/zt-tcp-relay'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alexander-akhmetov/zt-tcp-relay" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/alexander-akhmetov/zt-tcp-relay"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/alexander-akhmetov/zt-tcp-relay'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c023d0d2e0f8ce9f15d89b9456209ba4af031a92
[INFO] sha for GitHub repo alexander-akhmetov/zt-tcp-relay: c023d0d2e0f8ce9f15d89b9456209ba4af031a92
[INFO] validating manifest of alexander-akhmetov/zt-tcp-relay on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alexander-akhmetov/zt-tcp-relay on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alexander-akhmetov/zt-tcp-relay
[INFO] finished frobbing alexander-akhmetov/zt-tcp-relay
[INFO] frobbed toml for alexander-akhmetov/zt-tcp-relay written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/alexander-akhmetov/zt-tcp-relay/Cargo.toml
[INFO] started frobbing alexander-akhmetov/zt-tcp-relay
[INFO] finished frobbing alexander-akhmetov/zt-tcp-relay
[INFO] frobbed toml for alexander-akhmetov/zt-tcp-relay written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/alexander-akhmetov/zt-tcp-relay/Cargo.toml
[INFO] crate alexander-akhmetov/zt-tcp-relay already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking alexander-akhmetov/zt-tcp-relay against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-2/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/alexander-akhmetov/zt-tcp-relay:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1c257d60ac3da6cc4dd0e08feb72c3cde6ebb5db8d444a378d2d8ab185ad5100
[INFO] running `"docker" "start" "-a" "1c257d60ac3da6cc4dd0e08feb72c3cde6ebb5db8d444a378d2d8ab185ad5100"`
[INFO] [stderr]     Checking zt-tcp-relay v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:155:17
[INFO] [stderr]     |
[INFO] [stderr] 155 |                 udp_socket.send_to(&buffer[12..(12 + payload_length)], dest_addr);
[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/main.rs:188:17
[INFO] [stderr]     |
[INFO] [stderr] 188 |                 tcp_stream.write(&header_bytes);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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/main.rs:189:17
[INFO] [stderr]     |
[INFO] [stderr] 189 |                 tcp_stream.write(&buffer[0..received]);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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/main.rs:190:17
[INFO] [stderr]     |
[INFO] [stderr] 190 |                 tcp_stream.flush();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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/main.rs:155:17
[INFO] [stderr]     |
[INFO] [stderr] 155 |                 udp_socket.send_to(&buffer[12..(12 + payload_length)], dest_addr);
[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/main.rs:188:17
[INFO] [stderr]     |
[INFO] [stderr] 188 |                 tcp_stream.write(&header_bytes);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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/main.rs:189:17
[INFO] [stderr]     |
[INFO] [stderr] 189 |                 tcp_stream.write(&buffer[0..received]);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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/main.rs:190:17
[INFO] [stderr]     |
[INFO] [stderr] 190 |                 tcp_stream.flush();
[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 1.15s
[INFO] running `"docker" "inspect" "1c257d60ac3da6cc4dd0e08feb72c3cde6ebb5db8d444a378d2d8ab185ad5100"`
[INFO] running `"docker" "rm" "-f" "1c257d60ac3da6cc4dd0e08feb72c3cde6ebb5db8d444a378d2d8ab185ad5100"`
[INFO] [stdout] 1c257d60ac3da6cc4dd0e08feb72c3cde6ebb5db8d444a378d2d8ab185ad5100