[INFO] cloning repository https://github.com/UwUnyaa/pulse-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UwUnyaa/pulse-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUwUnyaa%2Fpulse-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUwUnyaa%2Fpulse-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e641d386f28ee095c129591980e117d56d53dea5
[INFO] checking UwUnyaa/pulse-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUwUnyaa%2Fpulse-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/UwUnyaa/pulse-rs 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/UwUnyaa/pulse-rs
[INFO] finished tweaking git repo https://github.com/UwUnyaa/pulse-rs
[INFO] tweaked toml for git repo https://github.com/UwUnyaa/pulse-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/UwUnyaa/pulse-rs 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sscanf_macro v0.1.4
[INFO] [stderr]   Downloaded pangocairo v0.15.1
[INFO] [stderr]   Downloaded system-deps v6.0.1
[INFO] [stderr]   Downloaded pangocairo-sys v0.15.1
[INFO] [stderr]   Downloaded sscanf v0.1.4
[INFO] [stderr]   Downloaded atk-sys v0.15.1
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.15.1
[INFO] [stderr]   Downloaded cairo-sys-rs v0.15.1
[INFO] [stderr]   Downloaded gobject-sys v0.15.1
[INFO] [stderr]   Downloaded pango-sys v0.15.1
[INFO] [stderr]   Downloaded atk v0.15.1
[INFO] [stderr]   Downloaded gdk-pixbuf v0.15.4
[INFO] [stderr]   Downloaded gdk v0.15.2
[INFO] [stderr]   Downloaded gio-sys v0.15.4
[INFO] [stderr]   Downloaded gio v0.15.4
[INFO] [stderr]   Downloaded gtk v0.15.3
[INFO] [stderr]   Downloaded anyhow v1.0.53
[INFO] [stderr]   Downloaded glib-macros v0.15.3
[INFO] [stderr]   Downloaded glib v0.15.4
[INFO] [stderr]   Downloaded gdk-sys v0.15.1
[INFO] [stderr]   Downloaded gtk-sys v0.15.3
[INFO] [stderr]   Downloaded gtk3-macros v0.15.1
[INFO] [stderr]   Downloaded cairo-rs v0.15.1
[INFO] [stderr]   Downloaded pango v0.15.2
[INFO] [stderr]   Downloaded glib-sys v0.15.4
[INFO] [stderr]   Downloaded cfg-expr v0.9.1
[INFO] [stderr]   Downloaded const_format v0.2.22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] be8db21a9a1b5f911517549706022827353b35355ac0de1ae10694b234fbbce7
[INFO] running `Command { std: "docker" "start" "-a" "be8db21a9a1b5f911517549706022827353b35355ac0de1ae10694b234fbbce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be8db21a9a1b5f911517549706022827353b35355ac0de1ae10694b234fbbce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be8db21a9a1b5f911517549706022827353b35355ac0de1ae10694b234fbbce7", kill_on_drop: false }`
[INFO] [stdout] be8db21a9a1b5f911517549706022827353b35355ac0de1ae10694b234fbbce7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a11f096d646a11d4dd8703d7d7cee9d203c7ddfa9ec5e2c9617ef92edb8a3c5e
[INFO] running `Command { std: "docker" "start" "-a" "a11f096d646a11d4dd8703d7d7cee9d203c7ddfa9ec5e2c9617ef92edb8a3c5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling cfg-expr v0.9.1
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling gio v0.15.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling gtk v0.15.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.22
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling field-offset v0.3.4
[INFO] [stderr]     Checking const_format v0.2.22
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking futures-executor v0.3.19
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling sscanf_macro v0.1.4
[INFO] [stderr]    Compiling system-deps v6.0.1
[INFO] [stderr]    Compiling glib-sys v0.15.4
[INFO] [stderr]    Compiling gobject-sys v0.15.1
[INFO] [stderr]    Compiling gio-sys v0.15.4
[INFO] [stderr]    Compiling pango-sys v0.15.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.15.1
[INFO] [stderr]    Compiling gdk-sys v0.15.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.15.1
[INFO] [stderr]    Compiling atk-sys v0.15.1
[INFO] [stderr]    Compiling gtk-sys v0.15.3
[INFO] [stderr]    Compiling pangocairo-sys v0.15.1
[INFO] [stderr]     Checking sscanf v0.1.4
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling glib-macros v0.15.3
[INFO] [stderr]    Compiling gtk3-macros v0.15.1
[INFO] [stderr]     Checking glib v0.15.4
[INFO] [stderr]     Checking cairo-rs v0.15.1
[INFO] [stderr]     Checking pango v0.15.2
[INFO] [stderr]     Checking atk v0.15.1
[INFO] [stderr]     Checking pangocairo v0.15.1
[INFO] [stderr]     Checking gdk-pixbuf v0.15.4
[INFO] [stderr]     Checking gdk v0.15.2
[INFO] [stderr]     Checking pulse-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `pango` is imported redundantly
[INFO] [stdout]  --> src/badge.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use pango;
[INFO] [stdout]   |     ^^^^^ the item `pango` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `pangocairo` is imported redundantly
[INFO] [stdout]   --> src/badge.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use pangocairo;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `pangocairo` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gtk` is imported redundantly
[INFO] [stdout]  --> src/interface.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use gtk;
[INFO] [stdout]   |     ^^^ the item `gtk` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]  --> src/system.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use libc;
[INFO] [stdout]   |     ^^^^ the item `libc` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `pango` is imported redundantly
[INFO] [stdout]  --> src/badge.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use pango;
[INFO] [stdout]   |     ^^^^^ the item `pango` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `pangocairo` is imported redundantly
[INFO] [stdout]   --> src/badge.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use pangocairo;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `pangocairo` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `gtk` is imported redundantly
[INFO] [stdout]  --> src/interface.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use gtk;
[INFO] [stdout]   |     ^^^ the item `gtk` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]  --> src/system.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use libc;
[INFO] [stdout]   |     ^^^^ the item `libc` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `toggle` is never read
[INFO] [stdout]   --> src/interface.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct CPUInterface {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 12 |     toggle: ToggleButton,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `toggle` is never read
[INFO] [stdout]   --> src/interface.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct CPUInterface {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 12 |     toggle: ToggleButton,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "a11f096d646a11d4dd8703d7d7cee9d203c7ddfa9ec5e2c9617ef92edb8a3c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11f096d646a11d4dd8703d7d7cee9d203c7ddfa9ec5e2c9617ef92edb8a3c5e", kill_on_drop: false }`
[INFO] [stdout] a11f096d646a11d4dd8703d7d7cee9d203c7ddfa9ec5e2c9617ef92edb8a3c5e