[INFO] fetching crate kbt 2.1.0...
[INFO] testing kbt-2.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate kbt 2.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate kbt 2.1.0
[INFO] finished tweaking crates.io crate kbt 2.1.0
[INFO] tweaked toml for crates.io crate kbt 2.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kbt 2.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kbt 2.1.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-width v0.1.11
[INFO] [stderr]   Downloaded log v0.4.20
[INFO] [stderr]   Downloaded thread-id v3.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.195
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[INFO] [stderr]   Downloaded mio v0.8.10
[INFO] [stderr]   Downloaded hashbrown v0.14.3
[INFO] [stderr]   Downloaded clap_builder v4.4.12
[INFO] [stderr]   Downloaded itertools v0.12.0
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[INFO] [stderr]   Downloaded serde v1.0.195
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[INFO] [stderr]   Downloaded rustversion v1.0.14
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[INFO] [stderr]   Downloaded device_query_revamped v2.2.1
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[INFO] [stderr]   Downloaded stability v0.1.1
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[INFO] [stderr]   Downloaded libc v0.2.151
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5790738f426ae74feb70b07e7786d5df520bd40a328b91338e1c8eb2c6c2ba03
[INFO] running `Command { std: "docker" "start" "-a" "5790738f426ae74feb70b07e7786d5df520bd40a328b91338e1c8eb2c6c2ba03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5790738f426ae74feb70b07e7786d5df520bd40a328b91338e1c8eb2c6c2ba03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5790738f426ae74feb70b07e7786d5df520bd40a328b91338e1c8eb2c6c2ba03", kill_on_drop: false }`
[INFO] [stdout] 5790738f426ae74feb70b07e7786d5df520bd40a328b91338e1c8eb2c6c2ba03
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f316deec57b98bd409ae4d2f52dcf892eeb6c33d55f17e379dd6916ac61c1777
[INFO] running `Command { std: "docker" "start" "-a" "f316deec57b98bd409ae4d2f52dcf892eeb6c33d55f17e379dd6916ac61c1777", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling anstream v0.6.5
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling clap_builder v4.4.12
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]    Compiling device_query_revamped v2.2.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling simple-logging v2.0.2
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling time v0.3.31
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling lru v0.12.1
[INFO] [stderr]    Compiling stability v0.1.1
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling ratatui v0.25.0
[INFO] [stderr]    Compiling clap v4.4.13
[INFO] [stderr]    Compiling kbt v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `rows_count` is never read
[INFO] [stdout]   --> src/model.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct KeyboardLayout {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub rows_count: u16,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]    --> src/model.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct KbtError {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 131 |     pub message: String,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KbtError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.07s
[INFO] running `Command { std: "docker" "inspect" "f316deec57b98bd409ae4d2f52dcf892eeb6c33d55f17e379dd6916ac61c1777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f316deec57b98bd409ae4d2f52dcf892eeb6c33d55f17e379dd6916ac61c1777", kill_on_drop: false }`
[INFO] [stdout] f316deec57b98bd409ae4d2f52dcf892eeb6c33d55f17e379dd6916ac61c1777
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da4bbe744d522898caea2e21df819bbd5ba61e6ed19d134e9580baa8fb09e22b
[INFO] running `Command { std: "docker" "start" "-a" "da4bbe744d522898caea2e21df819bbd5ba61e6ed19d134e9580baa8fb09e22b", kill_on_drop: false }`
[INFO] [stderr]    Compiling kbt v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `rows_count` is never read
[INFO] [stdout]   --> src/model.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct KeyboardLayout {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub rows_count: u16,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]    --> src/model.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct KbtError {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 131 |     pub message: String,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KbtError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "da4bbe744d522898caea2e21df819bbd5ba61e6ed19d134e9580baa8fb09e22b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4bbe744d522898caea2e21df819bbd5ba61e6ed19d134e9580baa8fb09e22b", kill_on_drop: false }`
[INFO] [stdout] da4bbe744d522898caea2e21df819bbd5ba61e6ed19d134e9580baa8fb09e22b
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23839e65106cb69467576fe54c862f74bd88dc65cba705e1ce4ed7b02728bf15
[INFO] running `Command { std: "docker" "start" "-a" "23839e65106cb69467576fe54c862f74bd88dc65cba705e1ce4ed7b02728bf15", kill_on_drop: false }`
[INFO] [stderr] warning: field `rows_count` is never read
[INFO] [stderr]   --> src/model.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct KeyboardLayout {
[INFO] [stderr]    |            -------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub rows_count: u16,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `message` is never read
[INFO] [stderr]    --> src/model.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 130 | pub struct KbtError {
[INFO] [stderr]     |            -------- field in this struct
[INFO] [stderr] 131 |     pub message: String,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `KbtError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `kbt` (bin "kbt" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kbt-f82eb4a0b2d59ddf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "23839e65106cb69467576fe54c862f74bd88dc65cba705e1ce4ed7b02728bf15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23839e65106cb69467576fe54c862f74bd88dc65cba705e1ce4ed7b02728bf15", kill_on_drop: false }`
[INFO] [stdout] 23839e65106cb69467576fe54c862f74bd88dc65cba705e1ce4ed7b02728bf15