[INFO] cloning repository https://github.com/adambratschikaye/matrix-multiply-canister
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adambratschikaye/matrix-multiply-canister" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadambratschikaye%2Fmatrix-multiply-canister", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadambratschikaye%2Fmatrix-multiply-canister'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59739d6efbbabce2f48791e2e88895b01d05795c
[INFO] checking adambratschikaye/matrix-multiply-canister against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadambratschikaye%2Fmatrix-multiply-canister" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/adambratschikaye/matrix-multiply-canister
[INFO] finished tweaking git repo https://github.com/adambratschikaye/matrix-multiply-canister
[INFO] tweaked toml for git repo https://github.com/adambratschikaye/matrix-multiply-canister written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/adambratschikaye/matrix-multiply-canister 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 git repo https://github.com/adambratschikaye/matrix-multiply-canister 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] [stderr] warning: unused manifest key: package.crate-type
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ic-cdk-macros v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 90af65de2f41738a950ef0b33aa0f41ebf51b8cf6689cc917b84796d6f594934
[INFO] running `Command { std: "docker" "start" "-a" "90af65de2f41738a950ef0b33aa0f41ebf51b8cf6689cc917b84796d6f594934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90af65de2f41738a950ef0b33aa0f41ebf51b8cf6689cc917b84796d6f594934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90af65de2f41738a950ef0b33aa0f41ebf51b8cf6689cc917b84796d6f594934", kill_on_drop: false }`
[INFO] [stdout] 90af65de2f41738a950ef0b33aa0f41ebf51b8cf6689cc917b84796d6f594934
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28ba01575dd751c795ec1a19afaec8ae8a866449d3e7a40ba45192c7b521dd11
[INFO] running `Command { std: "docker" "start" "-a" "28ba01575dd751c795ec1a19afaec8ae8a866449d3e7a40ba45192c7b521dd11", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.crate-type
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.2.4
[INFO] [stderr]    Compiling psm v0.1.24
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]     Checking candid v0.10.11
[INFO] [stderr]    Compiling ic-cdk-macros v0.16.0
[INFO] [stderr]    Compiling ic-cdk-macros v0.9.0
[INFO] [stderr]     Checking ic-cdk v0.16.0
[INFO] [stderr]     Checking matrix-multiply v0.1.0 (/opt/rustwide/workdir)
[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(simd_ffi)]
[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(simd_ffi)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matrix-multiply` (bin "matrix-multiply") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `matrix-multiply` (bin "matrix-multiply" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "28ba01575dd751c795ec1a19afaec8ae8a866449d3e7a40ba45192c7b521dd11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ba01575dd751c795ec1a19afaec8ae8a866449d3e7a40ba45192c7b521dd11", kill_on_drop: false }`
[INFO] [stdout] 28ba01575dd751c795ec1a19afaec8ae8a866449d3e7a40ba45192c7b521dd11
