[INFO] fetching crate littlefs2 0.7.2...
[INFO] checking littlefs2-0.7.2 against try#901d6c1c62d7c61e05469e996c297476078ee06b for pr-157082
[INFO] extracting crate littlefs2 0.7.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate littlefs2 0.7.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate littlefs2 0.7.2
[INFO] tweaked toml for crates.io crate littlefs2 0.7.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate littlefs2 0.7.2 on toolchain 901d6c1c62d7c61e05469e996c297476078ee06b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate littlefs2 0.7.2 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" "+901d6c1c62d7c61e05469e996c297476078ee06b" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 82065b0bf8a607554fe73711cb0062068dfd603b108a5b5fd70fa21aaa6f2cd6
[INFO] running `Command { std: "docker" "start" "82065b0bf8a607554fe73711cb0062068dfd603b108a5b5fd70fa21aaa6f2cd6", 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" "82065b0bf8a607554fe73711cb0062068dfd603b108a5b5fd70fa21aaa6f2cd6" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82065b0bf8a607554fe73711cb0062068dfd603b108a5b5fd70fa21aaa6f2cd6", 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" "82065b0bf8a607554fe73711cb0062068dfd603b108a5b5fd70fa21aaa6f2cd6" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling memchr v2.8.1
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling bindgen v0.70.1
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling either v1.16.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bitflags v2.13.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling delog v0.1.8
[INFO] [stderr]    Compiling heapless v0.9.3
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking log v0.4.32
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking littlefs2-core v0.1.2
[INFO] [stderr]     Checking ssmarshal v1.0.0
[INFO] [stdout] error[E0658]: use of unstable library feature `core_intrinsics`: intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ssmarshal-1.0.0/src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use core::intrinsics::transmute;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-05-28; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ssmarshal` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "82065b0bf8a607554fe73711cb0062068dfd603b108a5b5fd70fa21aaa6f2cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82065b0bf8a607554fe73711cb0062068dfd603b108a5b5fd70fa21aaa6f2cd6", kill_on_drop: false }`
[INFO] [stdout] 82065b0bf8a607554fe73711cb0062068dfd603b108a5b5fd70fa21aaa6f2cd6
