[INFO] fetching crate smc 0.2.4...
[INFO] testing smc-0.2.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate smc 0.2.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate smc 0.2.4
[INFO] finished tweaking crates.io crate smc 0.2.4
[INFO] tweaked toml for crates.io crate smc 0.2.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smc 0.2.4 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding four-char-code v0.0.5 (available: v2.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce5f616d0be7682dc807084bb43fc6d48a97387b22fbcfe334dafbb2ae85a6a0
[INFO] running `Command { std: "docker" "start" "-a" "ce5f616d0be7682dc807084bb43fc6d48a97387b22fbcfe334dafbb2ae85a6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce5f616d0be7682dc807084bb43fc6d48a97387b22fbcfe334dafbb2ae85a6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce5f616d0be7682dc807084bb43fc6d48a97387b22fbcfe334dafbb2ae85a6a0", kill_on_drop: false }`
[INFO] [stdout] ce5f616d0be7682dc807084bb43fc6d48a97387b22fbcfe334dafbb2ae85a6a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 057573651a694531ed00225229fdf5b05ace016b1cdfb81b3176571dd23fd144
[INFO] running `Command { std: "docker" "start" "-a" "057573651a694531ed00225229fdf5b05ace016b1cdfb81b3176571dd23fd144", kill_on_drop: false }`
[INFO] [stderr]    Compiling smc v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `four_char_code`
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate four_char_code;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `lazy_static`
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate lazy_static;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: SMC only works on macOS
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | compile_error!("SMC only works on macOS");
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `smc` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "057573651a694531ed00225229fdf5b05ace016b1cdfb81b3176571dd23fd144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "057573651a694531ed00225229fdf5b05ace016b1cdfb81b3176571dd23fd144", kill_on_drop: false }`
[INFO] [stdout] 057573651a694531ed00225229fdf5b05ace016b1cdfb81b3176571dd23fd144
