[INFO] cloning repository https://github.com/mkolas/rust-kmeans [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkolas/rust-kmeans" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkolas%2Frust-kmeans", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkolas%2Frust-kmeans'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 864b0d79e8b11ceb43508c8b61a118f067dcd18a [INFO] testing mkolas/rust-kmeans 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%2Fmkolas%2Frust-kmeans" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mkolas/rust-kmeans 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/mkolas/rust-kmeans [INFO] finished tweaking git repo https://github.com/mkolas/rust-kmeans [INFO] tweaked toml for git repo https://github.com/mkolas/rust-kmeans written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/mkolas/rust-kmeans 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] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] f5b005a8524ac0422f633d0e8d973e3b638cef720502f95820b5d185d114ea44 [INFO] running `Command { std: "docker" "start" "-a" "f5b005a8524ac0422f633d0e8d973e3b638cef720502f95820b5d185d114ea44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5b005a8524ac0422f633d0e8d973e3b638cef720502f95820b5d185d114ea44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5b005a8524ac0422f633d0e8d973e3b638cef720502f95820b5d185d114ea44", kill_on_drop: false }` [INFO] [stdout] f5b005a8524ac0422f633d0e8d973e3b638cef720502f95820b5d185d114ea44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 81ec7df9473ce475c0742404771748ecfa1a66eed4a1156a482531942a238311 [INFO] running `Command { std: "docker" "start" "-a" "81ec7df9473ce475c0742404771748ecfa1a66eed4a1156a482531942a238311", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.27 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling csv-core v0.1.4 [INFO] [stderr] Compiling csv v1.0.0-beta.5 [INFO] [stderr] Compiling rust-kmeans v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:72:28 [INFO] [stdout] | [INFO] [stdout] 72 | fn run() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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:115:44 [INFO] [stdout] | [INFO] [stdout] 115 | fn get_first_arg() -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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: `gain` [INFO] [stdout] --> src/main.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn gain(&self, i: usize) -> f64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.02s [INFO] running `Command { std: "docker" "inspect" "81ec7df9473ce475c0742404771748ecfa1a66eed4a1156a482531942a238311", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81ec7df9473ce475c0742404771748ecfa1a66eed4a1156a482531942a238311", kill_on_drop: false }` [INFO] [stdout] 81ec7df9473ce475c0742404771748ecfa1a66eed4a1156a482531942a238311 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] b634af26414490d9ac61753fbe1926b48d597145b753e85a28ad5c91b2a1580c [INFO] running `Command { std: "docker" "start" "-a" "b634af26414490d9ac61753fbe1926b48d597145b753e85a28ad5c91b2a1580c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-kmeans v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:72:28 [INFO] [stdout] | [INFO] [stdout] 72 | fn run() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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:115:44 [INFO] [stdout] | [INFO] [stdout] 115 | fn get_first_arg() -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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: `gain` [INFO] [stdout] --> src/main.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn gain(&self, i: usize) -> f64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "b634af26414490d9ac61753fbe1926b48d597145b753e85a28ad5c91b2a1580c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b634af26414490d9ac61753fbe1926b48d597145b753e85a28ad5c91b2a1580c", kill_on_drop: false }` [INFO] [stdout] b634af26414490d9ac61753fbe1926b48d597145b753e85a28ad5c91b2a1580c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 6ed4d683b2a805132b88085d95ed10046ce40453cc43f64289f6d2da01400e96 [INFO] running `Command { std: "docker" "start" "-a" "6ed4d683b2a805132b88085d95ed10046ce40453cc43f64289f6d2da01400e96", 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:72:28 [INFO] [stderr] | [INFO] [stderr] 72 | fn run() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [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:115:44 [INFO] [stderr] | [INFO] [stderr] 115 | fn get_first_arg() -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [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: `gain` [INFO] [stderr] --> src/main.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | fn gain(&self, i: usize) -> f64 { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-kmeans` (bin "rust-kmeans" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_kmeans-0a4dbd6e0c884259) [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" "6ed4d683b2a805132b88085d95ed10046ce40453cc43f64289f6d2da01400e96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ed4d683b2a805132b88085d95ed10046ce40453cc43f64289f6d2da01400e96", kill_on_drop: false }` [INFO] [stdout] 6ed4d683b2a805132b88085d95ed10046ce40453cc43f64289f6d2da01400e96