[INFO] fetching crate spartan 0.8.0...
[INFO] testing spartan-0.8.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate spartan 0.8.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate spartan 0.8.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate spartan 0.8.0
[INFO] finished tweaking crates.io crate spartan 0.8.0
[INFO] tweaked toml for crates.io crate spartan 0.8.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate spartan 0.8.0 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.141
[INFO] [stderr]   Downloaded plotters-svg v0.3.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.42
[INFO] [stderr]   Downloaded plotters v0.3.2
[INFO] [stderr]   Downloaded serde v1.0.141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ad1056e20cca035b2a156a5afc368ad5561e6754eb74d7ea7842eea0f6ce6e3
[INFO] running `Command { std: "docker" "start" "-a" "9ad1056e20cca035b2a156a5afc368ad5561e6754eb74d7ea7842eea0f6ce6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ad1056e20cca035b2a156a5afc368ad5561e6754eb74d7ea7842eea0f6ce6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad1056e20cca035b2a156a5afc368ad5561e6754eb74d7ea7842eea0f6ce6e3", kill_on_drop: false }`
[INFO] [stdout] 9ad1056e20cca035b2a156a5afc368ad5561e6754eb74d7ea7842eea0f6ce6e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48a9ab6658524b009b9ce8a399b1c2b97a8f293c4e220fbafa749c6746eae29b
[INFO] running `Command { std: "docker" "start" "-a" "48a9ab6658524b009b9ce8a399b1c2b97a8f293c4e220fbafa749c6746eae29b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.141
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.141
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling packed_simd_2 v0.3.8
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling keccak v0.1.2
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/packed_simd_2-0.3.8/src/lib.rs:214:1
[INFO] [stdout]     |
[INFO] [stdout] 214 | / #![feature(
[INFO] [stdout] 215 | |     adt_const_params,
[INFO] [stdout] 216 | |     repr_simd,
[INFO] [stdout] 217 | |     rustc_attrs,
[INFO] [stdout] ...   |
[INFO] [stdout] 224 | |     custom_inner_attributes,
[INFO] [stdout] 225 | | )]
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/packed_simd_2-0.3.8/src/lib.rs:219:5
[INFO] [stdout]     |
[INFO] [stdout] 219 |     stdsimd,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/packed_simd_2-0.3.8/src/lib.rs:222:5
[INFO] [stdout]     |
[INFO] [stdout] 222 |     core_intrinsics,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stdout] error: unrecognized platform-specific intrinsic function: `simd_shuffle2`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/packed_simd_2-0.3.8/src/codegen/llvm.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn simd_shuffle2<T, U>(x: T, y: T, idx: [u32; 2]) -> U;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unrecognized platform-specific intrinsic function: `simd_shuffle4`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/packed_simd_2-0.3.8/src/codegen/llvm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn simd_shuffle4<T, U>(x: T, y: T, idx: [u32; 4]) -> U;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unrecognized platform-specific intrinsic function: `simd_shuffle8`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/packed_simd_2-0.3.8/src/codegen/llvm.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn simd_shuffle8<T, U>(x: T, y: T, idx: [u32; 8]) -> U;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unrecognized platform-specific intrinsic function: `simd_shuffle16`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/packed_simd_2-0.3.8/src/codegen/llvm.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn simd_shuffle16<T, U>(x: T, y: T, idx: [u32; 16]) -> U;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unrecognized platform-specific intrinsic function: `simd_shuffle32`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/packed_simd_2-0.3.8/src/codegen/llvm.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn simd_shuffle32<T, U>(x: T, y: T, idx: [u32; 32]) -> U;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unrecognized platform-specific intrinsic function: `simd_shuffle64`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/packed_simd_2-0.3.8/src/codegen/llvm.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn simd_shuffle64<T, U>(x: T, y: T, idx: [u32; 64]) -> U;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zeroize v1.5.7
[INFO] [stderr]    Compiling merlin v3.0.0
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `packed_simd_2` (lib) due to 10 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "48a9ab6658524b009b9ce8a399b1c2b97a8f293c4e220fbafa749c6746eae29b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a9ab6658524b009b9ce8a399b1c2b97a8f293c4e220fbafa749c6746eae29b", kill_on_drop: false }`
[INFO] [stdout] 48a9ab6658524b009b9ce8a399b1c2b97a8f293c4e220fbafa749c6746eae29b
