[INFO] fetching crate accel 0.2.0...
[INFO] checking accel-0.2.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate accel 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate accel 0.2.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate accel 0.2.0
[INFO] finished tweaking crates.io crate accel 0.2.0
[INFO] tweaked toml for crates.io crate accel 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 07de091baf7d581eebf8c2a598bf13ab4cd9eb4c4291d2c3aec44f3f966cd4c4
[INFO] running `"docker" "start" "-a" "07de091baf7d581eebf8c2a598bf13ab4cd9eb4c4291d2c3aec44f3f966cd4c4"`
[INFO] [stderr]    Compiling cuda-sys v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling procedurals v0.2.3
[INFO] [stderr]     Checking accel v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/device.rs:137:28
[INFO] [stderr]     |
[INFO] [stderr] 137 |             let mut prop = mem::uninitialized();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]    Compiling derive_more v0.10.0
[INFO] [stderr]    Compiling nvptx v0.1.0
[INFO] [stderr]    Compiling accel-derive v0.2.0
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/device.rs:137:28
[INFO] [stderr]     |
[INFO] [stderr] 137 |             let mut prop = mem::uninitialized();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: 'cargo-fmt' is not installed for the toolchain '2748a9fd93dd1a00a4521f4f16de5befbf77f6cd'
[INFO] [stderr] To install, run `rustup component add rustfmt --toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd`
[INFO] [stderr] Warning: External command "cargo" "fmt" failed during Format step. Return code: 1
[INFO] [stderr] Already clean (dir = /root/.rust2ptx/target)
[INFO] [stderr] error: custom attribute panicked
[INFO] [stderr]  --> examples/add.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[kernel]
[INFO] [stderr]   | ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: message: Failed to compile: External command "xargo" "+nightly" "rustc" "--release" "--target" "nvptx64-nvidia-cuda" failed during Build step because the program could not be found. Please ensure this program is installed and try again.
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `accel`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "07de091baf7d581eebf8c2a598bf13ab4cd9eb4c4291d2c3aec44f3f966cd4c4"`
[INFO] running `"docker" "rm" "-f" "07de091baf7d581eebf8c2a598bf13ab4cd9eb4c4291d2c3aec44f3f966cd4c4"`
[INFO] [stdout] 07de091baf7d581eebf8c2a598bf13ab4cd9eb4c4291d2c3aec44f3f966cd4c4