[INFO] cloning repository https://github.com/nerdjp/nyawm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nerdjp/nyawm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerdjp%2Fnyawm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerdjp%2Fnyawm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6603f3b8d26db52a37b482cf8d8a780923e65d34 [INFO] checking nerdjp/nyawm against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerdjp%2Fnyawm" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nerdjp/nyawm on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nerdjp/nyawm [INFO] finished tweaking git repo https://github.com/nerdjp/nyawm [INFO] tweaked toml for git repo https://github.com/nerdjp/nyawm written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nerdjp/nyawm 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xcb v1.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3788547b778e75c20d687085c98ebcc364eb88df5970108314f6e446dd899a9f [INFO] running `Command { std: "docker" "start" "-a" "3788547b778e75c20d687085c98ebcc364eb88df5970108314f6e446dd899a9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3788547b778e75c20d687085c98ebcc364eb88df5970108314f6e446dd899a9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3788547b778e75c20d687085c98ebcc364eb88df5970108314f6e446dd899a9f", kill_on_drop: false }` [INFO] [stdout] 3788547b778e75c20d687085c98ebcc364eb88df5970108314f6e446dd899a9f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58b39ca0b4772457d2cb67c1e8935c474c0f736d94bc4000736aca4d77721d4d [INFO] running `Command { std: "docker" "start" "-a" "58b39ca0b4772457d2cb67c1e8935c474c0f736d94bc4000736aca4d77721d4d", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling quick-xml v0.22.0 [INFO] [stderr] Compiling xcb v1.1.1 [INFO] [stderr] Checking nyawm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `monitors` [INFO] [stdout] --> src/monitor.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn update_geometry(monitors: Vec, conn: &xcb::Connection) -> Vec { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitors` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/monitor.rs:69:41 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn get_workspace_by_name(&self, name: String) -> &mut Workspace { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `workspace` [INFO] [stdout] --> src/monitor.rs:73:39 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn swap_workspaces(&mut self, workspace: &mut Workspace) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_workspace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `monitors` [INFO] [stdout] --> src/monitor.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn update_geometry(monitors: Vec, conn: &xcb::Connection) -> Vec { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitors` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/monitor.rs:69:41 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn get_workspace_by_name(&self, name: String) -> &mut Workspace { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `workspace` [INFO] [stdout] --> src/monitor.rs:73:39 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn swap_workspaces(&mut self, workspace: &mut Workspace) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_workspace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `isfloating`, `isurgent`, and `isfullscreen` are never read [INFO] [stdout] --> src/client.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Client { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 5 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 9 | pub isfloating: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 10 | pub isurgent: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | pub isfullscreen: bool, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `hide` is never used [INFO] [stdout] --> src/client.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl Client { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn hide(&self, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `number` and `geometry` are never read [INFO] [stdout] --> src/monitor.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Monitor { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 5 | pub number: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 6 | pub geometry: Geometry, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_workspace_by_index`, `get_workspace_by_name`, `swap_workspaces`, and `select_workspace` are never used [INFO] [stdout] --> src/monitor.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Monitor { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 65 | pub fn get_workspace_by_index(&mut self, index: usize) -> Option<&mut Workspace> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn get_workspace_by_name(&self, name: String) -> &mut Workspace { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn swap_workspaces(&mut self, workspace: &mut Workspace) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn select_workspace(&mut self, index: Option, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `sel_client` are never read [INFO] [stdout] --> src/workspace.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Workspace { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 4 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | clients: Vec, [INFO] [stdout] 6 | sel_client: Option, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_client_by_index` and `hide` are never used [INFO] [stdout] --> src/workspace.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Workspace { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn get_client_by_index(&self, index: usize) -> &Client { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | pub fn hide(&mut self, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/monitor.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | conn.flush(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 106 | let _ = conn.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `isfloating`, `isurgent`, and `isfullscreen` are never read [INFO] [stdout] --> src/client.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Client { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 5 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 9 | pub isfloating: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 10 | pub isurgent: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | pub isfullscreen: bool, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `hide` is never used [INFO] [stdout] --> src/client.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl Client { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn hide(&self, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `number` and `geometry` are never read [INFO] [stdout] --> src/monitor.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Monitor { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 5 | pub number: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 6 | pub geometry: Geometry, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_workspace_by_index`, `get_workspace_by_name`, `swap_workspaces`, and `select_workspace` are never used [INFO] [stdout] --> src/monitor.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Monitor { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 65 | pub fn get_workspace_by_index(&mut self, index: usize) -> Option<&mut Workspace> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn get_workspace_by_name(&self, name: String) -> &mut Workspace { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn swap_workspaces(&mut self, workspace: &mut Workspace) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn select_workspace(&mut self, index: Option, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `sel_client` are never read [INFO] [stdout] --> src/workspace.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Workspace { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 4 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | clients: Vec, [INFO] [stdout] 6 | sel_client: Option, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_client_by_index` and `hide` are never used [INFO] [stdout] --> src/workspace.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Workspace { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn get_client_by_index(&self, index: usize) -> &Client { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | pub fn hide(&mut self, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/monitor.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | conn.flush(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 106 | let _ = conn.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.35s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "58b39ca0b4772457d2cb67c1e8935c474c0f736d94bc4000736aca4d77721d4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58b39ca0b4772457d2cb67c1e8935c474c0f736d94bc4000736aca4d77721d4d", kill_on_drop: false }` [INFO] [stdout] 58b39ca0b4772457d2cb67c1e8935c474c0f736d94bc4000736aca4d77721d4d [INFO] checking nerdjp/nyawm against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerdjp%2Fnyawm" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nerdjp/nyawm on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nerdjp/nyawm [INFO] finished tweaking git repo https://github.com/nerdjp/nyawm [INFO] tweaked toml for git repo https://github.com/nerdjp/nyawm written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/nerdjp/nyawm 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c516286e6c0002823556cc6d63899812aa24ab316ab04ed8c74d9b00bf141b95 [INFO] running `Command { std: "docker" "start" "-a" "c516286e6c0002823556cc6d63899812aa24ab316ab04ed8c74d9b00bf141b95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c516286e6c0002823556cc6d63899812aa24ab316ab04ed8c74d9b00bf141b95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c516286e6c0002823556cc6d63899812aa24ab316ab04ed8c74d9b00bf141b95", kill_on_drop: false }` [INFO] [stdout] c516286e6c0002823556cc6d63899812aa24ab316ab04ed8c74d9b00bf141b95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a97f6598314b7b44c7a3980b376962274645773daab48502b43112552aea4774 [INFO] running `Command { std: "docker" "start" "-a" "a97f6598314b7b44c7a3980b376962274645773daab48502b43112552aea4774", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling quick-xml v0.22.0 [INFO] [stderr] Compiling xcb v1.1.1 [INFO] [stderr] Checking nyawm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `monitors` [INFO] [stdout] --> src/monitor.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn update_geometry(monitors: Vec, conn: &xcb::Connection) -> Vec { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitors` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/monitor.rs:69:41 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn get_workspace_by_name(&self, name: String) -> &mut Workspace { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `workspace` [INFO] [stdout] --> src/monitor.rs:73:39 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn swap_workspaces(&mut self, workspace: &mut Workspace) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_workspace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `isfloating`, `isurgent`, and `isfullscreen` are never read [INFO] [stdout] --> src/client.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Client { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 5 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 9 | pub isfloating: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 10 | pub isurgent: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | pub isfullscreen: bool, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `hide` is never used [INFO] [stdout] --> src/client.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl Client { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn hide(&self, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `number` and `geometry` are never read [INFO] [stdout] --> src/monitor.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Monitor { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 5 | pub number: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 6 | pub geometry: Geometry, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_workspace_by_index`, `get_workspace_by_name`, `swap_workspaces`, and `select_workspace` are never used [INFO] [stdout] --> src/monitor.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Monitor { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 65 | pub fn get_workspace_by_index(&mut self, index: usize) -> Option<&mut Workspace> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn get_workspace_by_name(&self, name: String) -> &mut Workspace { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn swap_workspaces(&mut self, workspace: &mut Workspace) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn select_workspace(&mut self, index: Option, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `sel_client` are never read [INFO] [stdout] --> src/workspace.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Workspace { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 4 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | clients: Vec, [INFO] [stdout] 6 | sel_client: Option, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_client_by_index` and `hide` are never used [INFO] [stdout] --> src/workspace.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Workspace { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn get_client_by_index(&self, index: usize) -> &Client { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | pub fn hide(&mut self, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/monitor.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | conn.flush(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 106 | let _ = conn.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `monitors` [INFO] [stdout] --> src/monitor.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn update_geometry(monitors: Vec, conn: &xcb::Connection) -> Vec { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitors` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/monitor.rs:69:41 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn get_workspace_by_name(&self, name: String) -> &mut Workspace { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `workspace` [INFO] [stdout] --> src/monitor.rs:73:39 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn swap_workspaces(&mut self, workspace: &mut Workspace) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_workspace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `isfloating`, `isurgent`, and `isfullscreen` are never read [INFO] [stdout] --> src/client.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Client { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 5 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 9 | pub isfloating: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 10 | pub isurgent: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | pub isfullscreen: bool, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `hide` is never used [INFO] [stdout] --> src/client.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl Client { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn hide(&self, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `number` and `geometry` are never read [INFO] [stdout] --> src/monitor.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Monitor { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 5 | pub number: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 6 | pub geometry: Geometry, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_workspace_by_index`, `get_workspace_by_name`, `swap_workspaces`, and `select_workspace` are never used [INFO] [stdout] --> src/monitor.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Monitor { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 65 | pub fn get_workspace_by_index(&mut self, index: usize) -> Option<&mut Workspace> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn get_workspace_by_name(&self, name: String) -> &mut Workspace { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn swap_workspaces(&mut self, workspace: &mut Workspace) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn select_workspace(&mut self, index: Option, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `sel_client` are never read [INFO] [stdout] --> src/workspace.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Workspace { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 4 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | clients: Vec, [INFO] [stdout] 6 | sel_client: Option, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_client_by_index` and `hide` are never used [INFO] [stdout] --> src/workspace.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Workspace { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn get_client_by_index(&self, index: usize) -> &Client { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | pub fn hide(&mut self, conn: &xcb::Connection) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/monitor.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | conn.flush(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 106 | let _ = conn.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.93s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "a97f6598314b7b44c7a3980b376962274645773daab48502b43112552aea4774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a97f6598314b7b44c7a3980b376962274645773daab48502b43112552aea4774", kill_on_drop: false }` [INFO] [stdout] a97f6598314b7b44c7a3980b376962274645773daab48502b43112552aea4774