[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 beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleozlx%2Fla-tutorial" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aleozlx/la-tutorial on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-4/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 572bed6a1f2ad8da43a7a0a450cd0a7662394dcfad075b1826a3ef5fc133222f [INFO] running `Command { std: "docker" "start" "-a" "572bed6a1f2ad8da43a7a0a450cd0a7662394dcfad075b1826a3ef5fc133222f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "572bed6a1f2ad8da43a7a0a450cd0a7662394dcfad075b1826a3ef5fc133222f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "572bed6a1f2ad8da43a7a0a450cd0a7662394dcfad075b1826a3ef5fc133222f", kill_on_drop: false }` [INFO] [stdout] 572bed6a1f2ad8da43a7a0a450cd0a7662394dcfad075b1826a3ef5fc133222f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f6f3cd308d75ea202c54e0fa973e5c126006d5e23e0daef1a5fb9fa19b534ba [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" "1f6f3cd308d75ea202c54e0fa973e5c126006d5e23e0daef1a5fb9fa19b534ba", 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 2.14s [INFO] running `Command { std: "docker" "inspect" "1f6f3cd308d75ea202c54e0fa973e5c126006d5e23e0daef1a5fb9fa19b534ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f6f3cd308d75ea202c54e0fa973e5c126006d5e23e0daef1a5fb9fa19b534ba", kill_on_drop: false }` [INFO] [stdout] 1f6f3cd308d75ea202c54e0fa973e5c126006d5e23e0daef1a5fb9fa19b534ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 8002ac24194be8d39558fd1b5226830f0f28eb309dee3cda0ad730f70009df8e [INFO] running `Command { std: "docker" "start" "-a" "8002ac24194be8d39558fd1b5226830f0f28eb309dee3cda0ad730f70009df8e", 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 test [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "8002ac24194be8d39558fd1b5226830f0f28eb309dee3cda0ad730f70009df8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8002ac24194be8d39558fd1b5226830f0f28eb309dee3cda0ad730f70009df8e", kill_on_drop: false }` [INFO] [stdout] 8002ac24194be8d39558fd1b5226830f0f28eb309dee3cda0ad730f70009df8e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2c3ad84c7fcf9ff7d0fdcd7c170c8c265fb20945e4e1e5faa8f4e7a893b6b00e [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" "2c3ad84c7fcf9ff7d0fdcd7c170c8c265fb20945e4e1e5faa8f4e7a893b6b00e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 0.67s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/la_tutorial-b97fad52a679f992) [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" "2c3ad84c7fcf9ff7d0fdcd7c170c8c265fb20945e4e1e5faa8f4e7a893b6b00e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c3ad84c7fcf9ff7d0fdcd7c170c8c265fb20945e4e1e5faa8f4e7a893b6b00e", kill_on_drop: false }` [INFO] [stdout] 2c3ad84c7fcf9ff7d0fdcd7c170c8c265fb20945e4e1e5faa8f4e7a893b6b00e