[INFO] updating cached repository https://github.com/DaMrNelson/xrb [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 29f8d6bff2a329e017b22aee7bc3e0470bf89237 [INFO] checking DaMrNelson/xrb against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaMrNelson%2Fxrb" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DaMrNelson/xrb on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/DaMrNelson/xrb [INFO] finished tweaking git repo https://github.com/DaMrNelson/xrb [INFO] tweaked toml for git repo https://github.com/DaMrNelson/xrb written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/DaMrNelson/xrb already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ea364a6bbc514eb9ea8d28596308714d63b5884e3969a03833f523d6e65bbbde [INFO] running `"docker" "start" "-a" "ea364a6bbc514eb9ea8d28596308714d63b5884e3969a03833f523d6e65bbbde"` [INFO] [stderr] Checking bufstream v0.1.3 [INFO] [stderr] Checking xrb v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `BufReader` [INFO] [stderr] --> src/xreaderwriter.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::{BufReader}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/xreaderwriter.rs:557:40 [INFO] [stderr] | [INFO] [stderr] 557 | let present = self.read_bool();; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufReader` [INFO] [stderr] --> src/lib.rs:8:26 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{BufWriter, BufReader}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufReader` [INFO] [stderr] --> src/xreaderwriter.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::{BufReader}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/xreaderwriter.rs:557:40 [INFO] [stderr] | [INFO] [stderr] 557 | let present = self.read_bool();; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufReader` [INFO] [stderr] --> src/lib.rs:8:26 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{BufWriter, BufReader}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:229:37 [INFO] [stderr] | [INFO] [stderr] 229 | ... ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:247:37 [INFO] [stderr] | [INFO] [stderr] 247 | ... ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple replies here. The info specifies how to determine this [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:229:37 [INFO] [stderr] | [INFO] [stderr] 229 | ... ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:247:37 [INFO] [stderr] | [INFO] [stderr] 247 | ... ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple replies here. The info specifies how to determine this [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `atom` [INFO] [stderr] --> src/lib.rs:645:37 [INFO] [stderr] | [INFO] [stderr] 645 | pub fn get_atom_name(&mut self, atom: u32) -> u16 { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_atom` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pad` [INFO] [stderr] --> src/lib.rs:667:13 [INFO] [stderr] | [INFO] [stderr] 667 | let pad = self.write_dynamic_len(6, data.len()); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_pad` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bit_plane` [INFO] [stderr] --> src/lib.rs:1694:138 [INFO] [stderr] | [INFO] [stderr] 1694 | pub fn copy_plane(&mut self, src: u32, dst: u32, gcid: u32, src_x: i16, src_y: i16, dst_x: i16, dst_y: i16, width: u16, height: u16, bit_plane: u32) { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_plane` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map_is_installed` [INFO] [stderr] --> src/models.rs:916:116 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_is_installed` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map_state` [INFO] [stderr] --> src/models.rs:916:134 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_state` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `all_event_masks` [INFO] [stderr] --> src/models.rs:916:174 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_event_masks` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1010:43 [INFO] [stderr] | [INFO] [stderr] 1010 | WindowConfigureValue::Sibling(val) => (), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1011:45 [INFO] [stderr] | [INFO] [stderr] 1011 | WindowConfigureValue::StackMode(val) => () [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1025:47 [INFO] [stderr] | [INFO] [stderr] 1025 | WindowConfigureValue::Sibling(val) => (), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1026:49 [INFO] [stderr] | [INFO] [stderr] 1026 | WindowConfigureValue::StackMode(val) => () [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vtype` [INFO] [stderr] --> src/models.rs:1053:17 [INFO] [stderr] | [INFO] [stderr] 1053 | Ok((vtype, value)) => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_vtype` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/models.rs:1056:25 [INFO] [stderr] | [INFO] [stderr] 1056 | Err(err) => None [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1059:17 [INFO] [stderr] | [INFO] [stderr] 1059 | Err(val) => None [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes_after` [INFO] [stderr] --> src/xreaderwriter.rs:203:13 [INFO] [stderr] | [INFO] [stderr] 203 | let bytes_after = self.read_u32(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_after` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len` [INFO] [stderr] --> src/xreaderwriter.rs:398:17 [INFO] [stderr] | [INFO] [stderr] 398 | let len = self.read_u16(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/xreaderwriter.rs:582:13 [INFO] [stderr] | [INFO] [stderr] 582 | for i in 0..keycode_count { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/xreaderwriter.rs:585:17 [INFO] [stderr] | [INFO] [stderr] 585 | for j in 0..keysyms_count { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `atom` [INFO] [stderr] --> src/lib.rs:645:37 [INFO] [stderr] | [INFO] [stderr] 645 | pub fn get_atom_name(&mut self, atom: u32) -> u16 { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_atom` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pad` [INFO] [stderr] --> src/lib.rs:667:13 [INFO] [stderr] | [INFO] [stderr] 667 | let pad = self.write_dynamic_len(6, data.len()); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_pad` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bit_plane` [INFO] [stderr] --> src/lib.rs:1694:138 [INFO] [stderr] | [INFO] [stderr] 1694 | pub fn copy_plane(&mut self, src: u32, dst: u32, gcid: u32, src_x: i16, src_y: i16, dst_x: i16, dst_y: i16, width: u16, height: u16, bit_plane: u32) { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_plane` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map_is_installed` [INFO] [stderr] --> src/models.rs:916:116 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_is_installed` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `map_state` [INFO] [stderr] --> src/models.rs:916:134 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_state` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `all_event_masks` [INFO] [stderr] --> src/models.rs:916:174 [INFO] [stderr] | [INFO] [stderr] 916 | let (backing_store, visual, class, bit_gravity, window_gravity, backing_planes, backing_pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_event_masks` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1010:43 [INFO] [stderr] | [INFO] [stderr] 1010 | WindowConfigureValue::Sibling(val) => (), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1011:45 [INFO] [stderr] | [INFO] [stderr] 1011 | WindowConfigureValue::StackMode(val) => () [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1025:47 [INFO] [stderr] | [INFO] [stderr] 1025 | WindowConfigureValue::Sibling(val) => (), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1026:49 [INFO] [stderr] | [INFO] [stderr] 1026 | WindowConfigureValue::StackMode(val) => () [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vtype` [INFO] [stderr] --> src/models.rs:1053:17 [INFO] [stderr] | [INFO] [stderr] 1053 | Ok((vtype, value)) => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_vtype` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/models.rs:1056:25 [INFO] [stderr] | [INFO] [stderr] 1056 | Err(err) => None [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/models.rs:1059:17 [INFO] [stderr] | [INFO] [stderr] 1059 | Err(val) => None [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes_after` [INFO] [stderr] --> src/xreaderwriter.rs:203:13 [INFO] [stderr] | [INFO] [stderr] 203 | let bytes_after = self.read_u32(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_after` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len` [INFO] [stderr] --> src/xreaderwriter.rs:398:17 [INFO] [stderr] | [INFO] [stderr] 398 | let len = self.read_u16(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/xreaderwriter.rs:582:13 [INFO] [stderr] | [INFO] [stderr] 582 | for i in 0..keycode_count { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/xreaderwriter.rs:585:17 [INFO] [stderr] | [INFO] [stderr] 585 | for j in 0..keysyms_count { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/xreaderwriter.rs:206:13 [INFO] [stderr] | [INFO] [stderr] 206 | let mut len = match format { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/xreaderwriter.rs:206:13 [INFO] [stderr] | [INFO] [stderr] 206 | let mut len = match format { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `ATOM__NET_WM_NAME` should have a snake case name [INFO] [stderr] --> src/models.rs:1063:62 [INFO] [stderr] | [INFO] [stderr] 1063 | pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `ATOM__NET_WM_NAME` should have a snake case name [INFO] [stderr] --> src/models.rs:1063:62 [INFO] [stderr] | [INFO] [stderr] 1063 | pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 24 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 24 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `white` [INFO] [stderr] --> tests/main.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | let white = client.info.screens[0].white_pixel; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_white` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.15s [INFO] running `"docker" "inspect" "ea364a6bbc514eb9ea8d28596308714d63b5884e3969a03833f523d6e65bbbde"` [INFO] running `"docker" "rm" "-f" "ea364a6bbc514eb9ea8d28596308714d63b5884e3969a03833f523d6e65bbbde"` [INFO] [stdout] ea364a6bbc514eb9ea8d28596308714d63b5884e3969a03833f523d6e65bbbde