[INFO] crate sfmt 0.6.0 is already in cache
[INFO] checking sfmt-0.6.0 against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] extracting crate sfmt 0.6.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate sfmt 0.6.0 on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sfmt 0.6.0
[INFO] finished tweaking crates.io crate sfmt 0.6.0
[INFO] tweaked toml for crates.io crate sfmt 0.6.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ddbc4ec736c965b7e9a513fd4aa556642300d3a55f5e4529ee0795474b2dda16
[INFO] running `"docker" "start" "-a" "ddbc4ec736c965b7e9a513fd4aa556642300d3a55f5e4529ee0795474b2dda16"`
[INFO] [stderr]     Checking sfmt v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `XorShiftRng`
[INFO] [stderr]   --> benches/rand_gen.rs:27:31
[INFO] [stderr]    |
[INFO] [stderr] 27 |     def_bench!(xorshift, f64, XorShiftRng::from_entropy());
[INFO] [stderr]    |                               ^^^^^^^^^^^ use of undeclared type or module `XorShiftRng`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `XorShiftRng`
[INFO] [stderr]   --> benches/rand_gen.rs:33:31
[INFO] [stderr]    |
[INFO] [stderr] 33 |     def_bench!(xorshift, f32, XorShiftRng::from_entropy());
[INFO] [stderr]    |                               ^^^^^^^^^^^ use of undeclared type or module `XorShiftRng`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `XorShiftRng`
[INFO] [stderr]   --> benches/rand_gen.rs:39:31
[INFO] [stderr]    |
[INFO] [stderr] 39 |     def_bench!(xorshift, u64, XorShiftRng::from_entropy());
[INFO] [stderr]    |                               ^^^^^^^^^^^ use of undeclared type or module `XorShiftRng`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `XorShiftRng`
[INFO] [stderr]   --> benches/rand_gen.rs:45:31
[INFO] [stderr]    |
[INFO] [stderr] 45 |     def_bench!(xorshift, u32, XorShiftRng::from_entropy());
[INFO] [stderr]    |                               ^^^^^^^^^^^ use of undeclared type or module `XorShiftRng`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: Could not compile `sfmt`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ddbc4ec736c965b7e9a513fd4aa556642300d3a55f5e4529ee0795474b2dda16"`
[INFO] running `"docker" "rm" "-f" "ddbc4ec736c965b7e9a513fd4aa556642300d3a55f5e4529ee0795474b2dda16"`
[INFO] [stdout] ddbc4ec736c965b7e9a513fd4aa556642300d3a55f5e4529ee0795474b2dda16