[INFO] crate simd-json 0.3.8 is already in cache
[INFO] checking simd-json-0.3.8 against master#6d69caba110c0c2fb90180df1cbc8be5033b91d4 for pr-69530
[INFO] extracting crate simd-json 0.3.8 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate simd-json 0.3.8 on toolchain 6d69caba110c0c2fb90180df1cbc8be5033b91d4
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate simd-json 0.3.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate simd-json 0.3.8
[INFO] tweaked toml for crates.io crate simd-json 0.3.8 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate simd-json 0.3.8 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3eeeb9847b6892254542f7038419324962e00fc3f88d52f6bd67cc90a2f54b1b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "3eeeb9847b6892254542f7038419324962e00fc3f88d52f6bd67cc90a2f54b1b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling hashbrown v0.7.1
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]     Checking ahash v0.3.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking criterion-plot v0.4.1
[INFO] [stderr]     Checking proptest v0.9.6
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking halfbrown v0.1.11
[INFO] [stderr]     Checking serde_bytes v0.11.3
[INFO] [stderr]     Checking value-trait v0.1.8
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking simd-json v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.1
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:216:86
[INFO] [stderr]     |
[INFO] [stderr] 216 | fn please_compile_with_a_simd_compatible_cpu_setting_read_the_simdjonsrs_readme() -> ! {}
[INFO] [stderr]     |    ----------------------------------------------------------------------------      ^ expected `!`, found `()`
[INFO] [stderr]     |    |
[INFO] [stderr]     |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stderr]     |
[INFO] [stderr]     = note:   expected type `!`
[INFO] [stderr]             found unit type `()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `simd-json`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3eeeb9847b6892254542f7038419324962e00fc3f88d52f6bd67cc90a2f54b1b"`
[INFO] running `"docker" "rm" "-f" "3eeeb9847b6892254542f7038419324962e00fc3f88d52f6bd67cc90a2f54b1b"`
[INFO] [stdout] 3eeeb9847b6892254542f7038419324962e00fc3f88d52f6bd67cc90a2f54b1b