[INFO] fetching crate simd-json 0.4.7...
[INFO] checking simd-json-0.4.7 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate simd-json 0.4.7 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate simd-json 0.4.7 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking crates.io crate simd-json 0.4.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate simd-json 0.4.7
[INFO] tweaked toml for crates.io crate simd-json 0.4.7 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate simd-json 0.4.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `rust-version` is not supported on this version of Cargo and will be ignored
[INFO] [stderr] 
[INFO] [stderr] consider adding `cargo-features = ["rust-version"]` to the manifest
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded value-trait v0.2.4
[INFO] [stderr]   Downloaded perfcnt v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f6b2fdfcc86c883f3b208e191f0f255c4cde4d753a83e185a437404140caa23
[INFO] running `Command { std: "docker" "start" "-a" "2f6b2fdfcc86c883f3b208e191f0f255c4cde4d753a83e185a437404140caa23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f6b2fdfcc86c883f3b208e191f0f255c4cde4d753a83e185a437404140caa23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f6b2fdfcc86c883f3b208e191f0f255c4cde4d753a83e185a437404140caa23", kill_on_drop: false }`
[INFO] [stdout] 2f6b2fdfcc86c883f3b208e191f0f255c4cde4d753a83e185a437404140caa23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa9b55f23bd50fd6a7693ef7b3f692158b150cd231638b0dc80c3261d0803e14
[INFO] running `Command { std: "docker" "start" "-a" "fa9b55f23bd50fd6a7693ef7b3f692158b150cd231638b0dc80c3261d0803e14", kill_on_drop: false }`
[INFO] [stderr] warning: `rust-version` is not supported on this version of Cargo and will be ignored
[INFO] [stderr] 
[INFO] [stderr] consider adding `cargo-features = ["rust-version"]` to the manifest
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking simdutf8 v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking halfbrown v0.1.11
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking value-trait v0.2.4
[INFO] [stderr]     Checking simd-json v0.4.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:215:86
[INFO] [stdout]     |
[INFO] [stdout] 215 | fn please_compile_with_a_simd_compatible_cpu_setting_read_the_simdjonsrs_readme() -> ! {}
[INFO] [stdout]     |    ----------------------------------------------------------------------------      ^ expected `!`, found `()`
[INFO] [stdout]     |    |
[INFO] [stdout]     |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected type `!`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simd-json` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:215:86
[INFO] [stdout]     |
[INFO] [stdout] 215 | fn please_compile_with_a_simd_compatible_cpu_setting_read_the_simdjonsrs_readme() -> ! {}
[INFO] [stdout]     |    ----------------------------------------------------------------------------      ^ expected `!`, found `()`
[INFO] [stdout]     |    |
[INFO] [stdout]     |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected type `!`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fa9b55f23bd50fd6a7693ef7b3f692158b150cd231638b0dc80c3261d0803e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9b55f23bd50fd6a7693ef7b3f692158b150cd231638b0dc80c3261d0803e14", kill_on_drop: false }`
[INFO] [stdout] fa9b55f23bd50fd6a7693ef7b3f692158b150cd231638b0dc80c3261d0803e14