[INFO] cloning repository https://github.com/favilo/favilrose
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/favilo/favilrose" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffavilo%2Ffavilrose", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffavilo%2Ffavilrose'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ccd0ee34f2770e24119784ab31acc6d311b3489
[INFO] checking favilo/favilrose against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffavilo%2Ffavilrose" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/favilo/favilrose 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/favilo/favilrose
[INFO] finished tweaking git repo https://github.com/favilo/favilrose
[INFO] tweaked toml for git repo https://github.com/favilo/favilrose written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/favilo/favilrose 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-cstr v0.3.0
[INFO] [stderr]   Downloaded yeslogic-fontconfig-sys v4.0.1
[INFO] [stderr]   Downloaded penrose_keysyms v0.3.4
[INFO] [stderr]   Downloaded penrose_ui v0.3.4
[INFO] [stderr]   Downloaded penrose v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 652d5c6de5e909da14481c8049ee37e74667b56dbd3d02d26dfd44e059efa287
[INFO] running `Command { std: "docker" "start" "-a" "652d5c6de5e909da14481c8049ee37e74667b56dbd3d02d26dfd44e059efa287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "652d5c6de5e909da14481c8049ee37e74667b56dbd3d02d26dfd44e059efa287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "652d5c6de5e909da14481c8049ee37e74667b56dbd3d02d26dfd44e059efa287", kill_on_drop: false }`
[INFO] [stdout] 652d5c6de5e909da14481c8049ee37e74667b56dbd3d02d26dfd44e059efa287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d6260b833cc0e03b7afafb02ca2940688e79c8849affa5de6d18aa5b868ea660
[INFO] running `Command { std: "docker" "start" "-a" "d6260b833cc0e03b7afafb02ca2940688e79c8849affa5de6d18aa5b868ea660", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling x11rb v0.12.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking libloading v0.8.1
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v4.0.1
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking const-cstr v0.3.0
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking eyre v0.6.8
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking gethostname v0.3.0
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking simplelog v0.12.1
[INFO] [stderr]     Checking x11rb-protocol v0.12.0
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking penrose_keysyms v0.3.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking penrose v0.3.4
[INFO] [stderr]     Checking penrose_ui v0.3.4
[INFO] [stderr]     Checking favilo-penrose v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `OrQuery` is never constructed
[INFO] [stdout]   --> src/hooks.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct OrQuery<Q1, Q2>(Q1, Q2);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AnyQuery` is never constructed
[INFO] [stdout]   --> src/hooks.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct AnyQuery<X>(Vec<Box<dyn Query<X>>>);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AllQuery` is never constructed
[INFO] [stdout]   --> src/hooks.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct AllQuery<X>(Vec<Box<dyn Query<X>>>);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OrQuery` is never constructed
[INFO] [stdout]   --> src/hooks.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct OrQuery<Q1, Q2>(Q1, Q2);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AnyQuery` is never constructed
[INFO] [stdout]   --> src/hooks.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct AnyQuery<X>(Vec<Box<dyn Query<X>>>);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AllQuery` is never constructed
[INFO] [stdout]   --> src/hooks.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct AllQuery<X>(Vec<Box<dyn Query<X>>>);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly
[INFO] [stdout]   --> src/main.rs:22:26
[INFO] [stdout]    |
[INFO] [stdout] 22 | use tracing_subscriber::{self, prelude::*};
[INFO] [stdout]    |                          ^^^^ the item `tracing_subscriber` 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 `tracing_subscriber` is imported redundantly
[INFO] [stdout]   --> src/main.rs:22:26
[INFO] [stdout]    |
[INFO] [stdout] 22 | use tracing_subscriber::{self, prelude::*};
[INFO] [stdout]    |                          ^^^^ the item `tracing_subscriber` 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 28.56s
[INFO] running `Command { std: "docker" "inspect" "d6260b833cc0e03b7afafb02ca2940688e79c8849affa5de6d18aa5b868ea660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6260b833cc0e03b7afafb02ca2940688e79c8849affa5de6d18aa5b868ea660", kill_on_drop: false }`
[INFO] [stdout] d6260b833cc0e03b7afafb02ca2940688e79c8849affa5de6d18aa5b868ea660