[INFO] fetching crate rust-gpu-tools 0.6.2...
[INFO] checking rust-gpu-tools-0.6.2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate rust-gpu-tools 0.6.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rust-gpu-tools 0.6.2 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate rust-gpu-tools 0.6.2
[INFO] finished tweaking crates.io crate rust-gpu-tools 0.6.2
[INFO] tweaked toml for crates.io crate rust-gpu-tools 0.6.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate rust-gpu-tools 0.6.2 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cuda-config v0.1.0
[INFO] [stderr]   Downloaded cl-sys v0.4.2
[INFO] [stderr]   Downloaded rustacuda_derive v0.1.2
[INFO] [stderr]   Downloaded rustacuda_core v0.1.2
[INFO] [stderr]   Downloaded cuda-driver-sys v0.3.0
[INFO] [stderr]   Downloaded cl3 v0.6.5
[INFO] [stderr]   Downloaded fil-rustacuda v0.1.4
[INFO] [stderr]   Downloaded opencl3 v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d3342bfb0c0f111848d0dd9a65ddbfb05bfa9ad189010c2e935b21a9bd7c1ce
[INFO] running `Command { std: "docker" "start" "-a" "4d3342bfb0c0f111848d0dd9a65ddbfb05bfa9ad189010c2e935b21a9bd7c1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d3342bfb0c0f111848d0dd9a65ddbfb05bfa9ad189010c2e935b21a9bd7c1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d3342bfb0c0f111848d0dd9a65ddbfb05bfa9ad189010c2e935b21a9bd7c1ce", kill_on_drop: false }`
[INFO] [stdout] 4d3342bfb0c0f111848d0dd9a65ddbfb05bfa9ad189010c2e935b21a9bd7c1ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21900d746c6af29791b3cfbed4fd018a372728747e86ee7aa370b36d948f9ae8
[INFO] running `Command { std: "docker" "start" "-a" "21900d746c6af29791b3cfbed4fd018a372728747e86ee7aa370b36d948f9ae8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]    Compiling thiserror v1.0.41
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stderr]    Compiling cuda-config v0.1.0
[INFO] [stderr]     Checking rustacuda_core v0.1.2
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking temp-env v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cuda-driver-sys v0.3.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking cl3 v0.6.5
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking opencl3 v0.6.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.7
[INFO] [stderr]    Compiling rustacuda_derive v0.1.2
[INFO] [stderr]     Checking fil-rustacuda v0.1.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.41
[INFO] [stderr]     Checking rust-gpu-tools v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cuda/utils.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) struct CudaContexts(Vec<rustacuda::context::Context>);
[INFO] [stdout]    |                   ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cuda/utils.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) struct CudaContexts(Vec<rustacuda::context::Context>);
[INFO] [stdout]    |                   ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.22s
[INFO] running `Command { std: "docker" "inspect" "21900d746c6af29791b3cfbed4fd018a372728747e86ee7aa370b36d948f9ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21900d746c6af29791b3cfbed4fd018a372728747e86ee7aa370b36d948f9ae8", kill_on_drop: false }`
[INFO] [stdout] 21900d746c6af29791b3cfbed4fd018a372728747e86ee7aa370b36d948f9ae8