[INFO] fetching crate alass-ffi 0.3.0...
[INFO] checking alass-ffi-0.3.0 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate alass-ffi 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate alass-ffi 0.3.0
[INFO] finished tweaking crates.io crate alass-ffi 0.3.0
[INFO] tweaked toml for crates.io crate alass-ffi 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate alass-ffi 0.3.0 on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 122 packages to highest compatible versions
[INFO] [stderr]       Adding cbindgen v0.20.0 (available: v0.29.4)
[INFO] [stderr]       Adding fern v0.6.2 (available: v0.7.1)
[INFO] [stderr]       Adding nom v2.1.0 (available: v2.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d629f8bdd26729c7d814547dc00615548f9dd69f43a6b4896077707b1417e119
[INFO] running `Command { std: "docker" "start" "d629f8bdd26729c7d814547dc00615548f9dd69f43a6b4896077707b1417e119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d629f8bdd26729c7d814547dc00615548f9dd69f43a6b4896077707b1417e119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d629f8bdd26729c7d814547dc00615548f9dd69f43a6b4896077707b1417e119" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d629f8bdd26729c7d814547dc00615548f9dd69f43a6b4896077707b1417e119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d629f8bdd26729c7d814547dc00615548f9dd69f43a6b4896077707b1417e119" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling rustix v1.1.5
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]     Checking ucd-util v0.1.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling cbindgen v0.20.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling fastrand v2.5.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling webrtc-vad v0.4.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]     Checking nom v2.1.0
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking either v1.19.0
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking chardet v0.2.4
[INFO] [stderr]     Checking alass-core v2.0.0
[INFO] [stderr]     Checking fern v0.6.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking combine v2.5.2
[INFO] [stdout] error[E0658]: use of unstable library feature `liballoc_internals`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/alass-core-2.0.0/src/timespan_ops.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut mapping = std::vec::from_elem(0usize, overlapping.len());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(liballoc_internals)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-10-11; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num-integer v0.1.47
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking num-iter v0.1.46
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alass-core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d629f8bdd26729c7d814547dc00615548f9dd69f43a6b4896077707b1417e119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d629f8bdd26729c7d814547dc00615548f9dd69f43a6b4896077707b1417e119", kill_on_drop: false }`
[INFO] [stdout] d629f8bdd26729c7d814547dc00615548f9dd69f43a6b4896077707b1417e119
