[INFO] fetching crate rsml 0.1.0... [INFO] checking rsml-0.1.0 against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037 [INFO] extracting crate rsml 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate rsml 0.1.0 on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rsml 0.1.0 [INFO] finished tweaking crates.io crate rsml 0.1.0 [INFO] tweaked toml for crates.io crate rsml 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "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] 6ae3f7096ff6278e15297a886d888c0372a74311b37e502666f0191ec2ff192e [INFO] running `Command { std: "docker" "start" "-a" "6ae3f7096ff6278e15297a886d888c0372a74311b37e502666f0191ec2ff192e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ae3f7096ff6278e15297a886d888c0372a74311b37e502666f0191ec2ff192e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ae3f7096ff6278e15297a886d888c0372a74311b37e502666f0191ec2ff192e", kill_on_drop: false }` [INFO] [stdout] 6ae3f7096ff6278e15297a886d888c0372a74311b37e502666f0191ec2ff192e [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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da1fdeac5a1df2c5a7fb27932f9f9dc8a62530bd513fc949b46c164146f18b22 [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" "da1fdeac5a1df2c5a7fb27932f9f9dc8a62530bd513fc949b46c164146f18b22", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rsml v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/distance/chebyshev.rs:15:76 [INFO] [stdout] | [INFO] [stdout] 15 | fn calc_distance(&self, a: &Vec, b: &Vec) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/distance/chebyshev.rs:15:76 [INFO] [stdout] | [INFO] [stdout] 15 | fn calc_distance(&self, a: &Vec, b: &Vec) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/classification/k_means.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/classification/k_means.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | let mut clusters = &mut self.clusters; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `k` [INFO] [stdout] --> src/classification/k_means.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | k: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `data` [INFO] [stdout] --> src/classification/k_means.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | data: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `clusters` [INFO] [stdout] --> src/classification/k_means.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | clusters: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `distance` [INFO] [stdout] --> src/classification/k_means.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | distance: D, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/classification/k_means.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn new(data: Vec>, k: usize, distance: D) -> Result> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cluster_to_centroids` [INFO] [stdout] --> src/classification/k_means.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn cluster_to_centroids(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/classification/k_means.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | fn new(centroid: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/classification/k_means.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | let mut clusters = &mut self.clusters; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `k` [INFO] [stdout] --> src/classification/k_means.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | k: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `data` [INFO] [stdout] --> src/classification/k_means.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | data: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `clusters` [INFO] [stdout] --> src/classification/k_means.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | clusters: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `distance` [INFO] [stdout] --> src/classification/k_means.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | distance: D, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/classification/k_means.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn new(data: Vec>, k: usize, distance: D) -> Result> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cluster_to_centroids` [INFO] [stdout] --> src/classification/k_means.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn cluster_to_centroids(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/classification/k_means.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | fn new(centroid: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Generations` [INFO] [stdout] --> src/population.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | Generations(u64), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Generations` [INFO] [stdout] --> src/population.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | Generations(u64), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.31s [INFO] running `Command { std: "docker" "inspect" "da1fdeac5a1df2c5a7fb27932f9f9dc8a62530bd513fc949b46c164146f18b22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da1fdeac5a1df2c5a7fb27932f9f9dc8a62530bd513fc949b46c164146f18b22", kill_on_drop: false }` [INFO] [stdout] da1fdeac5a1df2c5a7fb27932f9f9dc8a62530bd513fc949b46c164146f18b22