[INFO] cloning repository https://github.com/7e11/cse375-rust-linalg [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/7e11/cse375-rust-linalg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7e11%2Fcse375-rust-linalg", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7e11%2Fcse375-rust-linalg'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6c6009d3b2152905b3eaeefcb0b7fa7d70cc9e15 [INFO] checking 7e11/cse375-rust-linalg against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7e11%2Fcse375-rust-linalg" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/7e11/cse375-rust-linalg on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/7e11/cse375-rust-linalg [INFO] finished tweaking git repo https://github.com/7e11/cse375-rust-linalg [INFO] tweaked toml for git repo https://github.com/7e11/cse375-rust-linalg written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/7e11/cse375-rust-linalg already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f0e4af83089c84e8a655159ac40db59e8d3aac0da25e367311e58023d1b27d75 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f0e4af83089c84e8a655159ac40db59e8d3aac0da25e367311e58023d1b27d75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0e4af83089c84e8a655159ac40db59e8d3aac0da25e367311e58023d1b27d75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0e4af83089c84e8a655159ac40db59e8d3aac0da25e367311e58023d1b27d75", kill_on_drop: false }` [INFO] [stdout] f0e4af83089c84e8a655159ac40db59e8d3aac0da25e367311e58023d1b27d75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 85796e3daaf51cf2aef1e82badec39dcca4da8a1a2fa206042b9ffac2426b3db [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "85796e3daaf51cf2aef1e82badec39dcca4da8a1a2fa206042b9ffac2426b3db", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling cuda-sys v0.2.0 [INFO] [stderr] Compiling ndarray v0.14.0 [INFO] [stderr] Compiling paste v1.0.3 [INFO] [stderr] Checking rustacuda_core v0.1.2 [INFO] [stderr] Checking libm v0.2.1 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking simba v0.3.1 [INFO] [stderr] Checking rand_distr v0.3.0 [INFO] [stderr] Compiling rustacuda_derive v0.1.2 [INFO] [stderr] Checking rustacuda v0.1.2 [INFO] [stderr] Checking nalgebra v0.23.1 [INFO] [stderr] Checking linalg v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `shape` [INFO] [stdout] --> src/main.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let shape = 1000; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shape` [INFO] [stdout] --> src/main.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let shape = 1000; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | rust_cuda(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | rust_cuda(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.72s [INFO] running `Command { std: "docker" "inspect" "85796e3daaf51cf2aef1e82badec39dcca4da8a1a2fa206042b9ffac2426b3db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85796e3daaf51cf2aef1e82badec39dcca4da8a1a2fa206042b9ffac2426b3db", kill_on_drop: false }` [INFO] [stdout] 85796e3daaf51cf2aef1e82badec39dcca4da8a1a2fa206042b9ffac2426b3db