[INFO] fetching crate verfs 0.2.12...
[INFO] testing verfs-0.2.12 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate verfs 0.2.12 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate verfs 0.2.12
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate verfs 0.2.12
[INFO] tweaked toml for crates.io crate verfs 0.2.12 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate verfs 0.2.12 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 112 packages to latest compatible versions
[INFO] [stderr]       Adding intbin v0.1.2 (available: v0.2.3)
[INFO] [stderr]       Adding sonic-rs v0.3.17 (available: v0.5.6)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adc9a75b79ab76a1c1688402e4d99acd2290853fb792e6dfbd77198c5ba1fefd
[INFO] running `Command { std: "docker" "start" "-a" "adc9a75b79ab76a1c1688402e4d99acd2290853fb792e6dfbd77198c5ba1fefd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adc9a75b79ab76a1c1688402e4d99acd2290853fb792e6dfbd77198c5ba1fefd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc9a75b79ab76a1c1688402e4d99acd2290853fb792e6dfbd77198c5ba1fefd", kill_on_drop: false }`
[INFO] [stdout] adc9a75b79ab76a1c1688402e4d99acd2290853fb792e6dfbd77198c5ba1fefd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cf3ea0b60eb035ea433f210d3882129d9b22c8e70165277f5e501803e0d178a
[INFO] running `Command { std: "docker" "start" "-a" "3cf3ea0b60eb035ea433f210d3882129d9b22c8e70165277f5e501803e0d178a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling aok v0.1.18
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling xerr v0.1.16
[INFO] [stderr]    Compiling sonic-number v0.1.0
[INFO] [stderr]    Compiling sonic-simd v0.1.2
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling burl v0.1.5
[INFO] [stderr]    Compiling cmp_len_str v0.1.3
[INFO] [stderr]    Compiling li_pos v0.1.4
[INFO] [stderr]    Compiling ver_incr v0.1.6
[INFO] [stderr]    Compiling intbin v0.1.2
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ver_incr-0.1.6/src/lib.rs:28:6
[INFO] [stdout]    |
[INFO] [stdout] 28 |   if let Some(start) = start
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ver_incr-0.1.6/src/lib.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     && let Some(end) = end
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ver_incr-0.1.6/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `let_chains` has been stable since `1.88.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ver_incr` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3cf3ea0b60eb035ea433f210d3882129d9b22c8e70165277f5e501803e0d178a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cf3ea0b60eb035ea433f210d3882129d9b22c8e70165277f5e501803e0d178a", kill_on_drop: false }`
[INFO] [stdout] 3cf3ea0b60eb035ea433f210d3882129d9b22c8e70165277f5e501803e0d178a
