[INFO] fetching crate the-book-tui 1.0.1...
[INFO] testing the-book-tui-1.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate the-book-tui 1.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate the-book-tui 1.0.1
[INFO] finished tweaking crates.io crate the-book-tui 1.0.1
[INFO] tweaked toml for crates.io crate the-book-tui 1.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate the-book-tui 1.0.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate the-book-tui 1.0.1 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c2bff69ee2c6f41a4487750f8a9b4a0687facc99dedb70930d93e717f94f004
[INFO] running `Command { std: "docker" "start" "-a" "3c2bff69ee2c6f41a4487750f8a9b4a0687facc99dedb70930d93e717f94f004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c2bff69ee2c6f41a4487750f8a9b4a0687facc99dedb70930d93e717f94f004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c2bff69ee2c6f41a4487750f8a9b4a0687facc99dedb70930d93e717f94f004", kill_on_drop: false }`
[INFO] [stdout] 3c2bff69ee2c6f41a4487750f8a9b4a0687facc99dedb70930d93e717f94f004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f96a302147cf5abd3e90937e465b793021900e303c202fac40c5138bd9df3efd
[INFO] running `Command { std: "docker" "start" "-a" "f96a302147cf5abd3e90937e465b793021900e303c202fac40c5138bd9df3efd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling openssl v0.10.46
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling serde_derive v1.0.156
[INFO] [stderr]    Compiling futures-sink v0.3.27
[INFO] [stderr]    Compiling futures-io v0.3.27
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling serde v1.0.156
[INFO] [stderr]    Compiling io-lifetimes v1.0.7
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling portable-atomic v0.3.19
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.12
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling openssl-sys v0.9.81
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling os_str_bytes v6.5.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling ipnet v2.7.1
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling clap_lex v0.3.3
[INFO] [stderr]    Compiling bitflags v2.0.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling home v0.5.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling console v0.15.5
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling indicatif v0.17.3
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossterm v0.25.0
[INFO] [stderr]    Compiling is-terminal v0.4.5
[INFO] [stderr]    Compiling tui v0.19.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling clap_derive v4.1.9
[INFO] [stderr]    Compiling better-panic v0.3.0
[INFO] [stderr]    Compiling clap v4.1.11
[INFO] [stderr]    Compiling tokio-util v0.7.7
[INFO] [stderr]    Compiling h2 v0.3.16
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper v0.14.25
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.14
[INFO] [stderr]    Compiling the-book-tui v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/book.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct MarkdownFile {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 88 |     pub path: PathBuf,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MarkdownFile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.08s
[INFO] running `Command { std: "docker" "inspect" "f96a302147cf5abd3e90937e465b793021900e303c202fac40c5138bd9df3efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96a302147cf5abd3e90937e465b793021900e303c202fac40c5138bd9df3efd", kill_on_drop: false }`
[INFO] [stdout] f96a302147cf5abd3e90937e465b793021900e303c202fac40c5138bd9df3efd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae23cbc6658f29e9ecaecab72ce2bc8f839b78d518a312b37d9fd62e082de68b
[INFO] running `Command { std: "docker" "start" "-a" "ae23cbc6658f29e9ecaecab72ce2bc8f839b78d518a312b37d9fd62e082de68b", kill_on_drop: false }`
[INFO] [stderr]    Compiling the-book-tui v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/book.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct MarkdownFile {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 88 |     pub path: PathBuf,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MarkdownFile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "ae23cbc6658f29e9ecaecab72ce2bc8f839b78d518a312b37d9fd62e082de68b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae23cbc6658f29e9ecaecab72ce2bc8f839b78d518a312b37d9fd62e082de68b", kill_on_drop: false }`
[INFO] [stdout] ae23cbc6658f29e9ecaecab72ce2bc8f839b78d518a312b37d9fd62e082de68b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9118068a8a860acbbd73b9174c5ae7fd6df992d67107bd61d26b6bccbac5d91f
[INFO] running `Command { std: "docker" "start" "-a" "9118068a8a860acbbd73b9174c5ae7fd6df992d67107bd61d26b6bccbac5d91f", kill_on_drop: false }`
[INFO] [stderr] warning: field `path` is never read
[INFO] [stderr]   --> src/book.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub struct MarkdownFile {
[INFO] [stderr]    |            ------------ field in this struct
[INFO] [stderr] 88 |     pub path: PathBuf,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MarkdownFile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `the-book-tui` (bin "the-book-tui" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/the_book_tui-cea6e514105eb3bc)
[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" "9118068a8a860acbbd73b9174c5ae7fd6df992d67107bd61d26b6bccbac5d91f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9118068a8a860acbbd73b9174c5ae7fd6df992d67107bd61d26b6bccbac5d91f", kill_on_drop: false }`
[INFO] [stdout] 9118068a8a860acbbd73b9174c5ae7fd6df992d67107bd61d26b6bccbac5d91f