[INFO] cloning repository https://github.com/MiguelMathias/proj1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MiguelMathias/proj1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiguelMathias%2Fproj1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiguelMathias%2Fproj1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3c571213b5f2b174cf3f0be361f368dce0bded1
[INFO] checking MiguelMathias/proj1/c3c571213b5f2b174cf3f0be361f368dce0bded1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMiguelMathias%2Fproj1" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MiguelMathias/proj1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MiguelMathias/proj1
[INFO] finished tweaking git repo https://github.com/MiguelMathias/proj1
[INFO] tweaked toml for git repo https://github.com/MiguelMathias/proj1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MiguelMathias/proj1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f2d562d6133cb547bf324d8771f123943972e062168c2d938916ce3e12f24dd
[INFO] running `Command { std: "docker" "start" "-a" "4f2d562d6133cb547bf324d8771f123943972e062168c2d938916ce3e12f24dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f2d562d6133cb547bf324d8771f123943972e062168c2d938916ce3e12f24dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f2d562d6133cb547bf324d8771f123943972e062168c2d938916ce3e12f24dd", kill_on_drop: false }`
[INFO] [stdout] 4f2d562d6133cb547bf324d8771f123943972e062168c2d938916ce3e12f24dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b1b8747dd4a3d76dd533822f795268de7d0402affb7f86267345da60e8cbd7a
[INFO] running `Command { std: "docker" "start" "-a" "3b1b8747dd4a3d76dd533822f795268de7d0402affb7f86267345da60e8cbd7a", kill_on_drop: false }`
[INFO] [stderr]     Checking proj1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::packet::Packet`
[INFO] [stdout]  --> src/tcp.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::packet::Packet;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::packet::Packet`
[INFO] [stdout]  --> src/tcp.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::packet::Packet;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::receiver::Receiver`
[INFO] [stdout]  --> src/tcp.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::receiver::Receiver;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::receiver::Receiver`
[INFO] [stdout]  --> src/tcp.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::receiver::Receiver;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::sender::Sender`
[INFO] [stdout]  --> src/tcp.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::sender::Sender;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::sender::Sender`
[INFO] [stdout]  --> src/tcp.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::sender::Sender;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/tcp/sender.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |                 .expect(format!("Couldn't bind sender to {}!", ipv4Addr)),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&str`, found `String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/tcp/sender.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |                 .expect(format!("Couldn't bind sender to {}!", ipv4Addr)),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&str`, found `String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tcp/sender.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |             let mut socket = UdpSocket::bind(ipv4Addr)?;
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tcp/sender.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |             let mut socket = UdpSocket::bind(ipv4Addr)?;
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proj1` (bin "proj1") due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `proj1` (bin "proj1" test) due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3b1b8747dd4a3d76dd533822f795268de7d0402affb7f86267345da60e8cbd7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b1b8747dd4a3d76dd533822f795268de7d0402affb7f86267345da60e8cbd7a", kill_on_drop: false }`
[INFO] [stdout] 3b1b8747dd4a3d76dd533822f795268de7d0402affb7f86267345da60e8cbd7a