[INFO] fetching crate smc-assembler 0.3.0...
[INFO] checking smc-assembler-0.3.0 against try#901d6c1c62d7c61e05469e996c297476078ee06b for pr-157082
[INFO] extracting crate smc-assembler 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate smc-assembler 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate smc-assembler 0.3.0
[INFO] tweaked toml for crates.io crate smc-assembler 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smc-assembler 0.3.0 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 smc-assembler 0.3.0 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" "+901d6c1c62d7c61e05469e996c297476078ee06b" "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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 220424c50ced1cb40941be041148afd29d6c7e2d089ba8f811854847c1056a85
[INFO] running `Command { std: "docker" "start" "220424c50ced1cb40941be041148afd29d6c7e2d089ba8f811854847c1056a85", 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" "220424c50ced1cb40941be041148afd29d6c7e2d089ba8f811854847c1056a85" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "220424c50ced1cb40941be041148afd29d6c7e2d089ba8f811854847c1056a85", 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" "220424c50ced1cb40941be041148afd29d6c7e2d089ba8f811854847c1056a85" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling time-core v0.1.7
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking deranged v0.5.5
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[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]    Compiling time-macros v0.2.25
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
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[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]     Checking bit-vec v0.6.3
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[INFO] [stderr]     Checking aho-corasick v1.1.4
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[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking nt-time v0.6.13
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[INFO] [stderr]     Checking sevenz-rust v0.5.4
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling smc-macros v0.3.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking clap v4.5.54
[INFO] [stderr]     Checking fastnbt v2.6.0
[INFO] [stderr]     Checking mc_schem v1.1.2
[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/mc_schem-1.1.2/src/c_ffi/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::intrinsics::copy_nonoverlapping;
[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] 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/mc_schem-1.1.2/src/c_ffi/block_ffi.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::intrinsics::copy_nonoverlapping;
[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 `mc_schem` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "220424c50ced1cb40941be041148afd29d6c7e2d089ba8f811854847c1056a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220424c50ced1cb40941be041148afd29d6c7e2d089ba8f811854847c1056a85", kill_on_drop: false }`
[INFO] [stdout] 220424c50ced1cb40941be041148afd29d6c7e2d089ba8f811854847c1056a85