[INFO] fetching crate swayrbar 0.3.7...
[INFO] checking swayrbar-0.3.7 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate swayrbar 0.3.7 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate swayrbar 0.3.7 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 crates.io crate swayrbar 0.3.7
[INFO] finished tweaking crates.io crate swayrbar 0.3.7
[INFO] tweaked toml for crates.io crate swayrbar 0.3.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate swayrbar 0.3.7 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 swayipc v3.0.1
[INFO] [stderr]   Downloaded serde_spanned v0.6.3
[INFO] [stderr]   Downloaded toml v0.8.2
[INFO] [stderr]   Downloaded swaybar-types v3.0.0
[INFO] [stderr]   Downloaded swayipc-types v1.3.0
[INFO] [stderr]   Downloaded rt-format v0.3.1
[INFO] [stderr]   Downloaded directories v5.0.1
[INFO] [stderr]   Downloaded battery v0.7.8
[INFO] [stderr]   Downloaded clap v4.4.6
[INFO] [stderr]   Downloaded nix v0.19.1
[INFO] [stderr]   Downloaded rustix v0.37.20
[INFO] [stderr]   Downloaded regex-syntax v0.8.1
[INFO] [stderr]   Downloaded regex-automata v0.4.1
[INFO] [stderr]   Downloaded regex v1.10.0
[INFO] [stderr]   Downloaded uom v0.30.0
[INFO] [stderr]   Downloaded clap_builder v4.4.6
[INFO] [stderr]   Downloaded aho-corasick v1.1.1
[INFO] [stderr]   Downloaded serde_json v1.0.99
[INFO] [stderr]   Downloaded sysinfo v0.29.2
[INFO] [stderr]   Downloaded syn v2.0.37
[INFO] [stderr]   Downloaded winnow v0.5.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 46d7fdd9917009086c02ccd515806c572a6dd42771eba18d6cb18354f9e0ceef
[INFO] running `Command { std: "docker" "start" "-a" "46d7fdd9917009086c02ccd515806c572a6dd42771eba18d6cb18354f9e0ceef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46d7fdd9917009086c02ccd515806c572a6dd42771eba18d6cb18354f9e0ceef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d7fdd9917009086c02ccd515806c572a6dd42771eba18d6cb18354f9e0ceef", kill_on_drop: false }`
[INFO] [stdout] 46d7fdd9917009086c02ccd515806c572a6dd42771eba18d6cb18354f9e0ceef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a94fd6e50e38db35e1187636976d76ad23e9f491ff4c510f4455e6dbb8960446
[INFO] running `Command { std: "docker" "start" "-a" "a94fd6e50e38db35e1187636976d76ad23e9f491ff4c510f4455e6dbb8960446", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.8.1
[INFO] [stderr]     Checking hashbrown v0.14.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling battery v0.7.8
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking winnow v0.5.16
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking uom v0.30.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]     Checking regex-automata v0.4.1
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking regex v1.10.0
[INFO] [stderr]     Checking sysinfo v0.29.2
[INFO] [stderr]     Checking rt-format v0.3.1
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_edit v0.20.2
[INFO] [stderr]     Checking swayipc-types v1.3.0
[INFO] [stderr]     Checking swaybar-types v3.0.0
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]     Checking swayipc v3.0.1
[INFO] [stderr]     Checking swayrbar v0.3.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/bar.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` 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 `serde_json` is imported redundantly
[INFO] [stdout]   --> src/bar.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.37s
[INFO] running `Command { std: "docker" "inspect" "a94fd6e50e38db35e1187636976d76ad23e9f491ff4c510f4455e6dbb8960446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a94fd6e50e38db35e1187636976d76ad23e9f491ff4c510f4455e6dbb8960446", kill_on_drop: false }`
[INFO] [stdout] a94fd6e50e38db35e1187636976d76ad23e9f491ff4c510f4455e6dbb8960446