[INFO] cloning repository https://github.com/thequux/wattbar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thequux/wattbar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthequux%2Fwattbar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthequux%2Fwattbar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c0963c11c1e95d238be826acdb9238b6fb60eb6
[INFO] checking thequux/wattbar against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthequux%2Fwattbar" "/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/thequux/wattbar on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thequux/wattbar
[INFO] finished tweaking git repo https://github.com/thequux/wattbar
[INFO] tweaked toml for git repo https://github.com/thequux/wattbar written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/thequux/wattbar 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.4
[INFO] [stderr]   Downloaded zvariant_derive v3.4.1
[INFO] [stderr]   Downloaded enumflags2 v0.7.5
[INFO] [stderr]   Downloaded zbus v2.3.2
[INFO] [stderr]   Downloaded phf_shared v0.11.0
[INFO] [stderr]   Downloaded dlib v0.5.0
[INFO] [stderr]   Downloaded phf v0.11.0
[INFO] [stderr]   Downloaded phf_macros v0.11.0
[INFO] [stderr]   Downloaded phf_generator v0.11.0
[INFO] [stderr]   Downloaded approx v0.5.1
[INFO] [stderr]   Downloaded find-crate v0.6.3
[INFO] [stderr]   Downloaded dirs-sys v0.3.7
[INFO] [stderr]   Downloaded palette_derive v0.6.1
[INFO] [stderr]   Downloaded calloop v0.9.3
[INFO] [stderr]   Downloaded palette v0.6.1
[INFO] [stderr]   Downloaded nix v0.22.3
[INFO] [stderr]   Downloaded nix v0.23.1
[INFO] [stderr]   Downloaded nom v7.1.1
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.4
[INFO] [stderr]   Downloaded wayland-protocols v0.29.4
[INFO] [stderr]   Downloaded wayland-client v0.29.4
[INFO] [stderr]   Downloaded wayland-commons v0.29.4
[INFO] [stderr]   Downloaded xml-rs v0.8.4
[INFO] [stderr]   Downloaded derivative v2.2.0
[INFO] [stderr]   Downloaded libloading v0.7.3
[INFO] [stderr]   Downloaded memmap2 v0.3.1
[INFO] [stderr]   Downloaded upower_dbus v0.2.0
[INFO] [stderr]   Downloaded downcast-rs v1.2.0
[INFO] [stderr]   Downloaded wayland-scanner v0.29.4
[INFO] [stderr]   Downloaded easy-parallel v3.2.0
[INFO] [stderr]   Downloaded smallvec v1.9.0
[INFO] [stderr]   Downloaded async-recursion v0.3.2
[INFO] [stderr]   Downloaded serde_repr v0.1.8
[INFO] [stderr]   Downloaded zbus_macros v2.3.2
[INFO] [stderr]   Downloaded zbus_names v2.1.0
[INFO] [stderr]   Downloaded serde v1.0.139
[INFO] [stderr]   Downloaded zvariant v3.4.1
[INFO] [stderr]   Downloaded dirs v4.0.0
[INFO] [stderr]   Downloaded uds_windows v1.0.2
[INFO] [stderr]   Downloaded async-broadcast v0.4.0
[INFO] [stderr]   Downloaded concurrent-queue v1.2.3
[INFO] [stderr]   Downloaded ordered-stream v0.0.1
[INFO] [stderr]   Downloaded serde_derive v1.0.139
[INFO] [stderr]   Downloaded xcursor v0.3.4
[INFO] [stderr]   Downloaded wayland-cursor v0.29.4
[INFO] [stderr]   Downloaded wayland-sys v0.29.4
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6167bca6032dbdec2b2be7998bd0bbe3732365ac94c1f337b4ee1f738615aeb3
[INFO] running `Command { std: "docker" "start" "-a" "6167bca6032dbdec2b2be7998bd0bbe3732365ac94c1f337b4ee1f738615aeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6167bca6032dbdec2b2be7998bd0bbe3732365ac94c1f337b4ee1f738615aeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6167bca6032dbdec2b2be7998bd0bbe3732365ac94c1f337b4ee1f738615aeb3", kill_on_drop: false }`
[INFO] [stdout] 6167bca6032dbdec2b2be7998bd0bbe3732365ac94c1f337b4ee1f738615aeb3
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2b1024626fe3e9921cbe5b79201f0edf6d1737b5d3e7b9c59f17736d3d379c1
[INFO] running `Command { std: "docker" "start" "-a" "d2b1024626fe3e9921cbe5b79201f0edf6d1737b5d3e7b9c59f17736d3d379c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking concurrent-queue v1.2.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling phf_shared v0.11.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking easy-parallel v3.2.0
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]     Checking async-lock v2.5.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking ordered-stream v0.0.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling palette v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking async-io v1.7.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking async-broadcast v0.4.0
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]    Compiling phf_generator v0.11.0
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]     Checking wayland-commons v0.29.4
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]    Compiling find-crate v0.6.3
[INFO] [stderr]     Checking wayland-cursor v0.29.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling enumflags2_derive v0.7.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling phf_macros v0.11.0
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling serde_repr v0.1.8
[INFO] [stderr]    Compiling palette_derive v0.6.1
[INFO] [stderr]     Checking phf v0.11.0
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]    Compiling zvariant_derive v3.4.1
[INFO] [stderr]    Compiling zbus_macros v2.3.2
[INFO] [stderr]     Checking enumflags2 v0.7.5
[INFO] [stderr]     Checking zvariant v3.4.1
[INFO] [stderr]     Checking zbus_names v2.1.0
[INFO] [stderr]     Checking zbus v2.3.2
[INFO] [stderr]     Checking upower_dbus v0.2.0
[INFO] [stderr]     Checking wattbar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `upower_dbus` is imported redundantly
[INFO] [stdout]  --> src/upower.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use upower_dbus;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `upower_dbus` 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 `zbus` is imported redundantly
[INFO] [stdout]   --> src/upower.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use zbus;
[INFO] [stdout]    |     ^^^^ the item `zbus` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `upower_dbus` is imported redundantly
[INFO] [stdout]  --> src/upower.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use upower_dbus;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `upower_dbus` 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 `zbus` is imported redundantly
[INFO] [stdout]   --> src/upower.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use zbus;
[INFO] [stdout]    |     ^^^^ the item `zbus` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.75s
[INFO] running `Command { std: "docker" "inspect" "d2b1024626fe3e9921cbe5b79201f0edf6d1737b5d3e7b9c59f17736d3d379c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b1024626fe3e9921cbe5b79201f0edf6d1737b5d3e7b9c59f17736d3d379c1", kill_on_drop: false }`
[INFO] [stdout] d2b1024626fe3e9921cbe5b79201f0edf6d1737b5d3e7b9c59f17736d3d379c1