[INFO] fetching crate polynomial-simd 0.1.0...
[INFO] testing polynomial-simd-0.1.0 against 1.95.0 for beta-1.96-2
[INFO] extracting crate polynomial-simd 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate polynomial-simd 0.1.0
[INFO] finished tweaking crates.io crate polynomial-simd 0.1.0
[INFO] tweaked toml for crates.io crate polynomial-simd 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polynomial-simd 0.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polynomial-simd 0.1.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd6ce9b2df62648e9aa5a766e167f599eeb238a75ac3d09eebff0d8027ea4e21
[INFO] running `Command { std: "docker" "start" "-a" "fd6ce9b2df62648e9aa5a766e167f599eeb238a75ac3d09eebff0d8027ea4e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd6ce9b2df62648e9aa5a766e167f599eeb238a75ac3d09eebff0d8027ea4e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6ce9b2df62648e9aa5a766e167f599eeb238a75ac3d09eebff0d8027ea4e21", kill_on_drop: false }`
[INFO] [stdout] fd6ce9b2df62648e9aa5a766e167f599eeb238a75ac3d09eebff0d8027ea4e21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f21b219c505ac9b73bf6d88d785805e3cdc35d111940b5b48c2285efe9ce37d7
[INFO] running `Command { std: "docker" "start" "-a" "f21b219c505ac9b73bf6d88d785805e3cdc35d111940b5b48c2285efe9ce37d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling polynomial-simd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::simd::SimdFloat`
[INFO] [stdout]  --> src/simd_polynomial.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::simd::SimdFloat;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `SimdFloat` in `simd`
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 1 - use std::simd::SimdFloat;
[INFO] [stdout] 1 + use std::simd::StdFloat;
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait instead
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::simd::prelude::SimdFloat;
[INFO] [stdout]   |                +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(portable_simd)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `reduce_sum` found for struct `Simd<T, N>` in the current scope
[INFO] [stdout]   --> src/simd_polynomial.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     sum.reduce_sum()
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/../../portable-simd/crates/core_simd/src/simd/num/float.rs:169:7
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `Simd<f32, 16>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `SimdFloat` which provides `reduce_sum` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  1 + use std::simd::num::SimdFloat;
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `reduce_max` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 58 -     sum.reduce_sum()
[INFO] [stdout] 58 +     sum.reduce_max()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `polynomial-simd` (bin "polynomial-simd") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f21b219c505ac9b73bf6d88d785805e3cdc35d111940b5b48c2285efe9ce37d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f21b219c505ac9b73bf6d88d785805e3cdc35d111940b5b48c2285efe9ce37d7", kill_on_drop: false }`
[INFO] [stdout] f21b219c505ac9b73bf6d88d785805e3cdc35d111940b5b48c2285efe9ce37d7
