[INFO] fetching crate taskbar_interface 0.1.0... [INFO] checking taskbar_interface-0.1.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] extracting crate taskbar_interface 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate taskbar_interface 0.1.0 [INFO] finished tweaking crates.io crate taskbar_interface 0.1.0 [INFO] tweaked toml for crates.io crate taskbar_interface 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate taskbar_interface 0.1.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate taskbar_interface 0.1.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 511c0038e7367c83928b8c8b37e479d72b4152ab8bd32d8b99cf84a83723a227 [INFO] running `Command { std: "docker" "start" "-a" "511c0038e7367c83928b8c8b37e479d72b4152ab8bd32d8b99cf84a83723a227", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "511c0038e7367c83928b8c8b37e479d72b4152ab8bd32d8b99cf84a83723a227", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "511c0038e7367c83928b8c8b37e479d72b4152ab8bd32d8b99cf84a83723a227", kill_on_drop: false }` [INFO] [stdout] 511c0038e7367c83928b8c8b37e479d72b4152ab8bd32d8b99cf84a83723a227 [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dfdbca263b46ab6552113b7fead406464b250932721be4a6e9f5c5a00f534abe [INFO] running `Command { std: "docker" "start" "-a" "dfdbca263b46ab6552113b7fead406464b250932721be4a6e9f5c5a00f534abe", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Checking libloading v0.7.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling wayland-sys v0.28.6 [INFO] [stderr] Compiling minimal-lexical v0.1.2 [INFO] [stderr] Compiling nom v7.0.0 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Compiling wayland-scanner v0.28.6 [INFO] [stderr] Checking rusttype v0.9.2 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling libdbus-sys v0.2.1 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Compiling taskbar_interface v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking dlib v0.5.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.5 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Checking andrew v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking crossbeam v0.8.1 [INFO] [stderr] Compiling wayland-client v0.28.6 [INFO] [stderr] Compiling wayland-protocols v0.28.6 [INFO] [stderr] Checking nix v0.20.1 [INFO] [stderr] Checking x11-dl v2.18.5 [INFO] [stderr] Checking nix v0.18.0 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking memmap2 v0.1.0 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking gethostname v0.2.1 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking nix v0.22.1 [INFO] [stderr] Checking dbus v0.9.3 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking mio-misc v1.2.1 [INFO] [stderr] Checking xcursor v0.3.4 [INFO] [stderr] Checking glutin_glx_sys v0.1.7 [INFO] [stderr] Checking calloop v0.6.5 [INFO] [stderr] Checking x11rb v0.9.0 [INFO] [stderr] Checking wayland-commons v0.28.6 [INFO] [stderr] Checking wayland-cursor v0.28.6 [INFO] [stderr] Checking wayland-egl v0.28.6 [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | unity.set_progress(self.progress); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 34 | let _ = unity.set_progress(self.progress); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | unity.set_progress_visible(self.progress_visible); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = unity.set_progress_visible(self.progress_visible); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | unity.needs_attention(self.needs_attention); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = unity.needs_attention(self.needs_attention); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | self.set_progress_state(ProgressIndicatorState::Normal); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 42 | let _ = self.set_progress_state(ProgressIndicatorState::Normal); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | xapps.set_progress(progress); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 46 | let _ = xapps.set_progress(progress); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | unity.set_progress(progress); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = unity.set_progress(progress); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | xapps.set_progress_visible(visible); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 64 | let _ = xapps.set_progress_visible(visible); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | unity.set_progress_visible(visible); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 67 | let _ = unity.set_progress_visible(visible); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | xapps.needs_attention(needs_attention); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = xapps.needs_attention(needs_attention); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | unity.needs_attention(needs_attention); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 81 | let _ = unity.needs_attention(needs_attention); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/unity.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | m.update(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 41 | let _ = m.update(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking smithay-client-toolkit v0.12.3 [INFO] [stderr] Checking winit v0.25.0 [INFO] [stderr] Checking glutin v0.27.0 [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | unity.set_progress(self.progress); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 34 | let _ = unity.set_progress(self.progress); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | unity.set_progress_visible(self.progress_visible); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = unity.set_progress_visible(self.progress_visible); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | unity.needs_attention(self.needs_attention); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = unity.needs_attention(self.needs_attention); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | self.set_progress_state(ProgressIndicatorState::Normal); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 42 | let _ = self.set_progress_state(ProgressIndicatorState::Normal); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | xapps.set_progress(progress); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 46 | let _ = xapps.set_progress(progress); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | unity.set_progress(progress); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = unity.set_progress(progress); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | xapps.set_progress_visible(visible); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 64 | let _ = xapps.set_progress_visible(visible); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | unity.set_progress_visible(visible); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 67 | let _ = unity.set_progress_visible(visible); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | xapps.needs_attention(needs_attention); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = xapps.needs_attention(needs_attention); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/mod.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | unity.needs_attention(needs_attention); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 81 | let _ = unity.needs_attention(needs_attention); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/linux/unity.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | m.update(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 41 | let _ = m.update(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.45s [INFO] running `Command { std: "docker" "inspect" "dfdbca263b46ab6552113b7fead406464b250932721be4a6e9f5c5a00f534abe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfdbca263b46ab6552113b7fead406464b250932721be4a6e9f5c5a00f534abe", kill_on_drop: false }` [INFO] [stdout] dfdbca263b46ab6552113b7fead406464b250932721be4a6e9f5c5a00f534abe