[INFO] updating cached repository sirkibsirkib/multiplayer_try1 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/sirkibsirkib/multiplayer_try1 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/sirkibsirkib/multiplayer_try1" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sirkibsirkib/multiplayer_try1"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sirkibsirkib/multiplayer_try1'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sirkibsirkib/multiplayer_try1" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sirkibsirkib/multiplayer_try1"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sirkibsirkib/multiplayer_try1'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2990def79dd92e81c5ad8259ec29c7a28ea7f460 [INFO] sha for GitHub repo sirkibsirkib/multiplayer_try1: 2990def79dd92e81c5ad8259ec29c7a28ea7f460 [INFO] validating manifest of sirkibsirkib/multiplayer_try1 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of sirkibsirkib/multiplayer_try1 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing sirkibsirkib/multiplayer_try1 [INFO] finished frobbing sirkibsirkib/multiplayer_try1 [INFO] frobbed toml for sirkibsirkib/multiplayer_try1 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sirkibsirkib/multiplayer_try1/Cargo.toml [INFO] started frobbing sirkibsirkib/multiplayer_try1 [INFO] finished frobbing sirkibsirkib/multiplayer_try1 [INFO] frobbed toml for sirkibsirkib/multiplayer_try1 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sirkibsirkib/multiplayer_try1/Cargo.toml [INFO] crate sirkibsirkib/multiplayer_try1 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking sirkibsirkib/multiplayer_try1 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sirkibsirkib/multiplayer_try1:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] fa37be744caae2a112a43ee905859d598656e33b70403e44075a529730e8f583 [INFO] running `"docker" "start" "-a" "fa37be744caae2a112a43ee905859d598656e33b70403e44075a529730e8f583"` [INFO] [stderr] Compiling libc v0.2.32 [INFO] [stderr] Checking shared_library v0.1.7 [INFO] [stderr] Compiling x11-dl v2.15.0 [INFO] [stderr] Checking serde_json v1.0.4 [INFO] [stderr] Checking tempfile v2.2.0 [INFO] [stderr] Checking arrayvec v0.4.3 [INFO] [stderr] Checking piston2d-graphics v0.21.1 [INFO] [stderr] Compiling glutin v0.9.2 [INFO] [stderr] Compiling gl v0.6.3 [INFO] [stderr] Checking png v0.9.0 [INFO] [stderr] Checking fs2 v0.2.5 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking rusttype v0.2.3 [INFO] [stderr] Checking pistoncore-input v0.19.0 [INFO] [stderr] Checking memmap v0.4.0 [INFO] [stderr] Compiling rand v0.3.17 [INFO] [stderr] Checking image v0.15.0 [INFO] [stderr] warning[E0311]: the parameter type `K` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `K` [INFO] [stderr] note: the parameter type `K` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [INFO] [stderr] | |_________^ [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] warning[E0311]: the parameter type `V` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `V` [INFO] [stderr] note: the parameter type `V` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [INFO] [stderr] | |_________^ [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling target_build_utils v0.3.1 [INFO] [stderr] Checking pistoncore-window v0.28.0 [INFO] [stderr] Checking pistoncore-event_loop v0.33.0 [INFO] [stderr] Checking piston v0.33.0 [INFO] [stderr] Checking piston-gfx_texture v0.26.0 [INFO] [stderr] Checking piston2d-gfx_graphics v0.43.0 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Checking dlib v0.3.1 [INFO] [stderr] Checking wayland-sys v0.9.10 [INFO] [stderr] Checking wayland-client v0.9.10 [INFO] [stderr] Checking wayland-protocols v0.9.10 [INFO] [stderr] Checking wayland-kbd v0.9.1 [INFO] [stderr] Checking wayland-window v0.7.0 [INFO] [stderr] Checking winit v0.7.6 [INFO] [stderr] Checking pistoncore-glutin_window v0.39.1 [INFO] [stderr] Checking piston_window v0.70.0 [INFO] [stderr] Checking mulitplayer_try1 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std` [INFO] [stderr] --> src/engine.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/engine.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/world.rs:80:47 [INFO] [stderr] | [INFO] [stderr] 80 | pub fn entities_iter<'a>(&'a self) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std` [INFO] [stderr] --> src/engine.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/engine.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/world.rs:80:47 [INFO] [stderr] | [INFO] [stderr] 80 | pub fn entities_iter<'a>(&'a self) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/network/mod.rs:168:13 [INFO] [stderr] | [INFO] [stderr] 168 | tagged_stream.stream.write(serialized.as_bytes()).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/network/client.rs:12:13 [INFO] [stderr] | [INFO] [stderr] 12 | stream.set_read_timeout(None).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/network/server.rs:85:25 [INFO] [stderr] | [INFO] [stderr] 85 | t_stream.stream.write(&t.0.as_bytes()).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/network/server.rs:116:25 [INFO] [stderr] | [INFO] [stderr] 116 | t_stream.stream.write(&t.0.as_bytes()).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/network/mod.rs:168:13 [INFO] [stderr] | [INFO] [stderr] 168 | tagged_stream.stream.write(serialized.as_bytes()).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/network/client.rs:12:13 [INFO] [stderr] | [INFO] [stderr] 12 | stream.set_read_timeout(None).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/network/server.rs:85:25 [INFO] [stderr] | [INFO] [stderr] 85 | t_stream.stream.write(&t.0.as_bytes()).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/network/server.rs:116:25 [INFO] [stderr] | [INFO] [stderr] 116 | t_stream.stream.write(&t.0.as_bytes()).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `"docker" "inspect" "fa37be744caae2a112a43ee905859d598656e33b70403e44075a529730e8f583"` [INFO] running `"docker" "rm" "-f" "fa37be744caae2a112a43ee905859d598656e33b70403e44075a529730e8f583"` [INFO] [stdout] fa37be744caae2a112a43ee905859d598656e33b70403e44075a529730e8f583