[INFO] updating cached repository https://github.com/Lermex/rustysnek [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] 3f4057162753be9abdbdb4f9db53c2582c799a79 [INFO] checking Lermex/rustysnek against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FLermex%2Frustysnek" "work/builds/worker-3/source"` [INFO] [stderr] Cloning into 'work/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Lermex/rustysnek on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Lermex/rustysnek [INFO] finished tweaking git repo https://github.com/Lermex/rustysnek [INFO] tweaked toml for git repo https://github.com/Lermex/rustysnek written to work/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Lermex/rustysnek already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 12842256005e096152d72b4305214f3077027e1a195d4846af2d2c9048c40683 [INFO] running `"docker" "start" "-a" "12842256005e096152d72b4305214f3077027e1a195d4846af2d2c9048c40683"` [INFO] [stderr] Checking serde v0.9.11 [INFO] [stderr] Compiling miniz-sys v0.1.7 [INFO] [stderr] Checking num_cpus v1.2.1 [INFO] [stderr] Checking deque v0.3.1 [INFO] [stderr] Checking num-bigint v0.1.35 [INFO] [stderr] Checking gfx_core v0.5.1 [INFO] [stderr] Checking pistoncore-input v0.15.0 [INFO] [stderr] Compiling syn v0.11.9 [INFO] [stderr] Compiling gfx_gl v0.3.1 [INFO] [stderr] Compiling glutin v0.7.1 [INFO] [stderr] Checking time v0.1.35 [INFO] [stderr] Checking rayon v0.6.0 [INFO] [stderr] Checking num-rational v0.1.35 [INFO] [stderr] Checking pistoncore-window v0.24.0 [INFO] [stderr] Checking flate2 v0.2.14 [INFO] [stderr] Compiling serde_codegen_internals v0.14.1 [INFO] [stderr] Checking pistoncore-event_loop v0.27.0 [INFO] [stderr] Checking jpeg-decoder v0.1.10 [INFO] [stderr] Checking png v0.5.2 [INFO] [stderr] Checking piston v0.27.0 [INFO] [stderr] Checking wayland-kbd v0.6.2 [INFO] [stderr] Checking image v0.10.4 [INFO] [stderr] Checking winit v0.5.6 [INFO] [stderr] Compiling serde_derive v0.9.11 [INFO] [stderr] Checking uuid v0.4.0 [INFO] [stderr] Checking serde_json v0.9.9 [INFO] [stderr] Checking pistoncore-glutin_window v0.33.0 [INFO] [stderr] Checking gfx v0.13.0 [INFO] [stderr] Checking gfx_device_gl v0.12.0 [INFO] [stderr] Checking piston-gfx_texture v0.19.0 [INFO] [stderr] Checking piston2d-gfx_graphics v0.34.1 [INFO] [stderr] Checking piston_window v0.60.0 [INFO] [stderr] Checking rustysnek v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:170:13 [INFO] [stderr] | [INFO] [stderr] 170 | try!(UdpSocket::bind("0.0.0.0:34255")) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:181:5 [INFO] [stderr] | [INFO] [stderr] 181 | try!(socket.send_to(bytes, ("255.255.255.255", 34254))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:182:5 [INFO] [stderr] | [INFO] [stderr] 182 | try!(socket.send_to(bytes, ("255.255.255.255", 34255))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:228:9 [INFO] [stderr] | [INFO] [stderr] 228 | try!(socket.recv_from(&mut buf)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::Rng; [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:165:98 [INFO] [stderr] | [INFO] [stderr] 165 | fn send_greetings(my_uuid: &Uuid, own_body: &LinkedList) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:224:55 [INFO] [stderr] | [INFO] [stderr] 224 | fn read_buf(socket: &UdpSocket) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:170:13 [INFO] [stderr] | [INFO] [stderr] 170 | try!(UdpSocket::bind("0.0.0.0:34255")) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:181:5 [INFO] [stderr] | [INFO] [stderr] 181 | try!(socket.send_to(bytes, ("255.255.255.255", 34254))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:182:5 [INFO] [stderr] | [INFO] [stderr] 182 | try!(socket.send_to(bytes, ("255.255.255.255", 34255))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:228:9 [INFO] [stderr] | [INFO] [stderr] 228 | try!(socket.recv_from(&mut buf)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::Rng; [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:165:98 [INFO] [stderr] | [INFO] [stderr] 165 | fn send_greetings(my_uuid: &Uuid, own_body: &LinkedList) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:224:55 [INFO] [stderr] | [INFO] [stderr] 224 | fn read_buf(socket: &UdpSocket) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len_other` [INFO] [stderr] --> src/main.rs:104:17 [INFO] [stderr] | [INFO] [stderr] 104 | let len_other = (&other_body).len() as f32; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_len_other` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | for x in 0..3 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len_other` [INFO] [stderr] --> src/main.rs:104:17 [INFO] [stderr] | [INFO] [stderr] 104 | let len_other = (&other_body).len() as f32; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_len_other` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | for x in 0..3 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:173:5 [INFO] [stderr] | [INFO] [stderr] 173 | socket.set_read_timeout(Some(Duration::new(0, 1000))); [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:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | socket.set_broadcast(true); [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:173:5 [INFO] [stderr] | [INFO] [stderr] 173 | socket.set_read_timeout(Some(Duration::new(0, 1000))); [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:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | socket.set_broadcast(true); [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 23s [INFO] running `"docker" "inspect" "12842256005e096152d72b4305214f3077027e1a195d4846af2d2c9048c40683"` [INFO] running `"docker" "rm" "-f" "12842256005e096152d72b4305214f3077027e1a195d4846af2d2c9048c40683"` [INFO] [stdout] 12842256005e096152d72b4305214f3077027e1a195d4846af2d2c9048c40683