[INFO] fetching crate rstat 0.6.0... [INFO] checking rstat-0.6.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] extracting crate rstat 0.6.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate rstat 0.6.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rstat 0.6.0 [INFO] finished tweaking crates.io crate rstat 0.6.0 [INFO] tweaked toml for crates.io crate rstat 0.6.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eab9a1b96ed0657ec205708fd7fc683ce0b59f23ae669fb5236d94db7a226d47 [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" "eab9a1b96ed0657ec205708fd7fc683ce0b59f23ae669fb5236d94db7a226d47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eab9a1b96ed0657ec205708fd7fc683ce0b59f23ae669fb5236d94db7a226d47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eab9a1b96ed0657ec205708fd7fc683ce0b59f23ae669fb5236d94db7a226d47", kill_on_drop: false }` [INFO] [stdout] eab9a1b96ed0657ec205708fd7fc683ce0b59f23ae669fb5236d94db7a226d47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b63d348cfd28d02f2ee6dadff81614e2658b329b50e74e29e5cb4629c37ee92d [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" "b63d348cfd28d02f2ee6dadff81614e2658b329b50e74e29e5cb4629c37ee92d", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling special-fun v0.2.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking backtrace v0.3.60 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking spaces v5.0.0 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking rstat v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/univariate/rayleigh.rs:13:28 [INFO] [stdout] | [INFO] [stdout] 13 | const FOUR_MINUS_PI: f64 = (4.0 - PI); [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/univariate/rayleigh.rs:13:28 [INFO] [stdout] | [INFO] [stdout] 13 | const FOUR_MINUS_PI: f64 = (4.0 - PI); [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `factorial_exact` [INFO] [stdout] --> src/utils.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn factorial_exact(n: u64) -> u64 { (1..=n).product() } [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `factorial` [INFO] [stdout] --> src/utils.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn factorial(n: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/multivariate/dirichlet.rs:92:32 [INFO] [stdout] | [INFO] [stdout] 92 | assert!(xs.len() == n, format!("Input `xs` must have length {}.", n)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 92 | assert!(xs.len() == n, "Input `xs` must have length {}.", n); [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `factorial_exact` [INFO] [stdout] --> src/utils.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn factorial_exact(n: u64) -> u64 { (1..=n).product() } [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `factorial` [INFO] [stdout] --> src/utils.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn factorial(n: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/multivariate/dirichlet.rs:92:32 [INFO] [stdout] | [INFO] [stdout] 92 | assert!(xs.len() == n, format!("Input `xs` must have length {}.", n)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 92 | assert!(xs.len() == n, "Input `xs` must have length {}.", n); [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.93s [INFO] running `Command { std: "docker" "inspect" "b63d348cfd28d02f2ee6dadff81614e2658b329b50e74e29e5cb4629c37ee92d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b63d348cfd28d02f2ee6dadff81614e2658b329b50e74e29e5cb4629c37ee92d", kill_on_drop: false }` [INFO] [stdout] b63d348cfd28d02f2ee6dadff81614e2658b329b50e74e29e5cb4629c37ee92d