[INFO] cloning repository https://github.com/kaleox-dev/CUDA-memory-copy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaleox-dev/CUDA-memory-copy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaleox-dev%2FCUDA-memory-copy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaleox-dev%2FCUDA-memory-copy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0684796041cba1f2b5cc18df03091c4a4c720b80 [INFO] testing kaleox-dev/CUDA-memory-copy against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaleox-dev%2FCUDA-memory-copy" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/kaleox-dev/CUDA-memory-copy [INFO] finished tweaking git repo https://github.com/kaleox-dev/CUDA-memory-copy [INFO] tweaked toml for git repo https://github.com/kaleox-dev/CUDA-memory-copy written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kaleox-dev/CUDA-memory-copy on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kaleox-dev/CUDA-memory-copy 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 139c0992943a4fd06484b4d740f59976291ceca21e00d91182aed49792987fb3 [INFO] running `Command { std: "docker" "start" "-a" "139c0992943a4fd06484b4d740f59976291ceca21e00d91182aed49792987fb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "139c0992943a4fd06484b4d740f59976291ceca21e00d91182aed49792987fb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "139c0992943a4fd06484b4d740f59976291ceca21e00d91182aed49792987fb3", kill_on_drop: false }` [INFO] [stdout] 139c0992943a4fd06484b4d740f59976291ceca21e00d91182aed49792987fb3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae2ce9c0f5e2aa4a0d94776173bde5ec1318fd16560202ce63261b4ba8ff92fd [INFO] running `Command { std: "docker" "start" "-a" "ae2ce9c0f5e2aa4a0d94776173bde5ec1318fd16560202ce63261b4ba8ff92fd", kill_on_drop: false }` [INFO] [stderr] Compiling cuda v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/main.rs:76:35 [INFO] [stdout] | [INFO] [stdout] 60 | unsafe { [INFO] [stdout] | ------ because it's nested under this `unsafe` block [INFO] [stdout] ... [INFO] [stdout] 76 | thread::spawn(move || unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/main.rs:113:35 [INFO] [stdout] | [INFO] [stdout] 60 | unsafe { [INFO] [stdout] | ------ because it's nested under this `unsafe` block [INFO] [stdout] ... [INFO] [stdout] 113 | thread::spawn(move || unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cudaDeviceSynchronize` is never used [INFO] [stdout] --> src/main.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | fn cudaDeviceSynchronize() -> i32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcgL8bKa/symbols.o" "<3 object files omitted>" "-Wl,--as-needed" "-Wl,-Bdynamic" "-lcudart" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcgL8bKa/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/usr/local/cuda/lib64" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/cuda-6539f592a23cc616" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: rust-lld: error: unable to find library -lcudart [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cuda` (bin "cuda") due to 1 previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ae2ce9c0f5e2aa4a0d94776173bde5ec1318fd16560202ce63261b4ba8ff92fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae2ce9c0f5e2aa4a0d94776173bde5ec1318fd16560202ce63261b4ba8ff92fd", kill_on_drop: false }` [INFO] [stdout] ae2ce9c0f5e2aa4a0d94776173bde5ec1318fd16560202ce63261b4ba8ff92fd