[INFO] cloning repository https://github.com/aleozlx/la-tutorial [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aleozlx/la-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleozlx%2Fla-tutorial", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleozlx%2Fla-tutorial'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 24e0dd0f732059a65725fd85e9d5522291750bd8 [INFO] testing aleozlx/la-tutorial against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleozlx%2Fla-tutorial" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aleozlx/la-tutorial on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aleozlx/la-tutorial [INFO] finished tweaking git repo https://github.com/aleozlx/la-tutorial [INFO] tweaked toml for git repo https://github.com/aleozlx/la-tutorial written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/aleozlx/la-tutorial already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 667d45826e8efe4efb6723570d691b68b10a3cbe73f74abc9f5ca9f9bc218a52 [INFO] running `Command { std: "docker" "start" "-a" "667d45826e8efe4efb6723570d691b68b10a3cbe73f74abc9f5ca9f9bc218a52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "667d45826e8efe4efb6723570d691b68b10a3cbe73f74abc9f5ca9f9bc218a52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "667d45826e8efe4efb6723570d691b68b10a3cbe73f74abc9f5ca9f9bc218a52", kill_on_drop: false }` [INFO] [stdout] 667d45826e8efe4efb6723570d691b68b10a3cbe73f74abc9f5ca9f9bc218a52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5755d5f2dc41bb5ff0e5a03e9f39bb2e13e99f64632c6849e4a72493d5c12a25 [INFO] running `Command { std: "docker" "start" "-a" "5755d5f2dc41bb5ff0e5a03e9f39bb2e13e99f64632c6849e4a72493d5c12a25", kill_on_drop: false }` [INFO] [stderr] Compiling la-tutorial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:54:39 [INFO] [stdout] | [INFO] [stdout] 54 | unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:54:70 [INFO] [stdout] | [INFO] [stdout] 54 | unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `transpose` [INFO] [stdout] --> src/main.rs:130:8 [INFO] [stdout] | [INFO] [stdout] 130 | fn transpose(&self) -> Matrix { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `linear_regression` [INFO] [stdout] --> src/main.rs:142:8 [INFO] [stdout] | [INFO] [stdout] 142 | fn linear_regression(&self, y: &Vec, theta: &mut Vec){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `Command { std: "docker" "inspect" "5755d5f2dc41bb5ff0e5a03e9f39bb2e13e99f64632c6849e4a72493d5c12a25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5755d5f2dc41bb5ff0e5a03e9f39bb2e13e99f64632c6849e4a72493d5c12a25", kill_on_drop: false }` [INFO] [stdout] 5755d5f2dc41bb5ff0e5a03e9f39bb2e13e99f64632c6849e4a72493d5c12a25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] be57528183cbf17a03d5aaa035f3337becbf520204596914435454f32a536a57 [INFO] running `Command { std: "docker" "start" "-a" "be57528183cbf17a03d5aaa035f3337becbf520204596914435454f32a536a57", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling la-tutorial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:54:39 [INFO] [stdout] | [INFO] [stdout] 54 | unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:54:70 [INFO] [stdout] | [INFO] [stdout] 54 | unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `transpose` [INFO] [stdout] --> src/main.rs:130:8 [INFO] [stdout] | [INFO] [stdout] 130 | fn transpose(&self) -> Matrix { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `linear_regression` [INFO] [stdout] --> src/main.rs:142:8 [INFO] [stdout] | [INFO] [stdout] 142 | fn linear_regression(&self, y: &Vec, theta: &mut Vec){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "be57528183cbf17a03d5aaa035f3337becbf520204596914435454f32a536a57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be57528183cbf17a03d5aaa035f3337becbf520204596914435454f32a536a57", kill_on_drop: false }` [INFO] [stdout] be57528183cbf17a03d5aaa035f3337becbf520204596914435454f32a536a57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2e501caf4c5ad28b6b2ed845ed98146836a7c0bb98ca755209e6674ebb2f9804 [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" "2e501caf4c5ad28b6b2ed845ed98146836a7c0bb98ca755209e6674ebb2f9804", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:54:39 [INFO] [stderr] | [INFO] [stderr] 54 | unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:54:70 [INFO] [stderr] | [INFO] [stderr] 54 | unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `transpose` [INFO] [stderr] --> src/main.rs:130:8 [INFO] [stderr] | [INFO] [stderr] 130 | fn transpose(&self) -> Matrix { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `linear_regression` [INFO] [stderr] --> src/main.rs:142:8 [INFO] [stderr] | [INFO] [stderr] 142 | fn linear_regression(&self, y: &Vec, theta: &mut Vec){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `la-tutorial` (bin "la-tutorial" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/la_tutorial-67ccae6c30cfea42) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2e501caf4c5ad28b6b2ed845ed98146836a7c0bb98ca755209e6674ebb2f9804", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e501caf4c5ad28b6b2ed845ed98146836a7c0bb98ca755209e6674ebb2f9804", kill_on_drop: false }` [INFO] [stdout] 2e501caf4c5ad28b6b2ed845ed98146836a7c0bb98ca755209e6674ebb2f9804