[INFO] cloning repository https://github.com/chungmcl/statscalc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chungmcl/statscalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchungmcl%2Fstatscalc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchungmcl%2Fstatscalc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 09615341906c2f91915ab6b4741876006bdc9e4a [INFO] checking chungmcl/statscalc against master#6a9758d4f38d4763bd437c48fa7e5246cecf8d04 for pr-124355 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchungmcl%2Fstatscalc" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chungmcl/statscalc on toolchain 6a9758d4f38d4763bd437c48fa7e5246cecf8d04 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chungmcl/statscalc [INFO] finished tweaking git repo https://github.com/chungmcl/statscalc [INFO] tweaked toml for git repo https://github.com/chungmcl/statscalc written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/chungmcl/statscalc already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking chungmcl/statscalc against try#99e7531f0d1cf95a50aff9cccb24863963e6bbe2 for pr-124355 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchungmcl%2Fstatscalc" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chungmcl/statscalc on toolchain 99e7531f0d1cf95a50aff9cccb24863963e6bbe2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+99e7531f0d1cf95a50aff9cccb24863963e6bbe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chungmcl/statscalc [INFO] finished tweaking git repo https://github.com/chungmcl/statscalc [INFO] tweaked toml for git repo https://github.com/chungmcl/statscalc written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/chungmcl/statscalc already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+99e7531f0d1cf95a50aff9cccb24863963e6bbe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+99e7531f0d1cf95a50aff9cccb24863963e6bbe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 999203cc22dc25904a8a289f61ad818bb1c645a1f009524b389b95d0ac94eeb7 [INFO] running `Command { std: "docker" "start" "-a" "999203cc22dc25904a8a289f61ad818bb1c645a1f009524b389b95d0ac94eeb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "999203cc22dc25904a8a289f61ad818bb1c645a1f009524b389b95d0ac94eeb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "999203cc22dc25904a8a289f61ad818bb1c645a1f009524b389b95d0ac94eeb7", kill_on_drop: false }` [INFO] [stdout] 999203cc22dc25904a8a289f61ad818bb1c645a1f009524b389b95d0ac94eeb7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+99e7531f0d1cf95a50aff9cccb24863963e6bbe2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc4b623f5890566081f907ec5a79c852ccd220967c8b38d4d129f5b182f14092 [INFO] running `Command { std: "docker" "start" "-a" "fc4b623f5890566081f907ec5a79c852ccd220967c8b38d4d129f5b182f14092", kill_on_drop: false }` [INFO] [stderr] Checking statscalc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/central_tendency.rs:24:34 [INFO] [stdout] | [INFO] [stdout] 24 | median = sorted_data[(sorted_data_len / 2)] [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 24 - median = sorted_data[(sorted_data_len / 2)] [INFO] [stdout] 24 + median = sorted_data[sorted_data_len / 2] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/central_tendency.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | median = (sorted_data[(sorted_data_len / 2)] + sorted_data[(sorted_data_len / 2) - 1]) / 2.0 [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 27 - median = (sorted_data[(sorted_data_len / 2)] + sorted_data[(sorted_data_len / 2) - 1]) / 2.0 [INFO] [stdout] 27 + median = (sorted_data[sorted_data_len / 2] + sorted_data[(sorted_data_len / 2) - 1]) / 2.0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/central_tendency.rs:24:34 [INFO] [stdout] | [INFO] [stdout] 24 | median = sorted_data[(sorted_data_len / 2)] [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 24 - median = sorted_data[(sorted_data_len / 2)] [INFO] [stdout] 24 + median = sorted_data[sorted_data_len / 2] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::general_funcs` [INFO] [stdout] --> src/binomial_probability.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::general_funcs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/central_tendency.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | median = (sorted_data[(sorted_data_len / 2)] + sorted_data[(sorted_data_len / 2) - 1]) / 2.0 [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 27 - median = (sorted_data[(sorted_data_len / 2)] + sorted_data[(sorted_data_len / 2) - 1]) / 2.0 [INFO] [stdout] 27 + median = (sorted_data[sorted_data_len / 2] + sorted_data[(sorted_data_len / 2) - 1]) / 2.0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::general_funcs` [INFO] [stdout] --> src/binomial_probability.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::general_funcs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `deviation` is never used [INFO] [stdout] --> src/measures_of_variation.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn deviation(data: &[f32], x: f32) -> f32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `standard_score` is never used [INFO] [stdout] --> src/measures_of_position.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn standard_score(data: &[f32], value: f32, is_population: bool) -> f32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mean` is never used [INFO] [stdout] --> src/binomial_probability.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn mean(trials: i32, probability_of_success: f32) -> f32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `variance` is never used [INFO] [stdout] --> src/binomial_probability.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn variance(trials: i32, probability_of_success: f32) -> f32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `stdev` is never used [INFO] [stdout] --> src/binomial_probability.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn stdev(trials: i32, probability_of_success: f32) -> f32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `deviation` is never used [INFO] [stdout] --> src/measures_of_variation.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn deviation(data: &[f32], x: f32) -> f32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `standard_score` is never used [INFO] [stdout] --> src/measures_of_position.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn standard_score(data: &[f32], value: f32, is_population: bool) -> f32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mean` is never used [INFO] [stdout] --> src/binomial_probability.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn mean(trials: i32, probability_of_success: f32) -> f32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `variance` is never used [INFO] [stdout] --> src/binomial_probability.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn variance(trials: i32, probability_of_success: f32) -> f32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `stdev` is never used [INFO] [stdout] --> src/binomial_probability.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn stdev(trials: i32, probability_of_success: f32) -> f32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "fc4b623f5890566081f907ec5a79c852ccd220967c8b38d4d129f5b182f14092", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc4b623f5890566081f907ec5a79c852ccd220967c8b38d4d129f5b182f14092", kill_on_drop: false }` [INFO] [stdout] fc4b623f5890566081f907ec5a79c852ccd220967c8b38d4d129f5b182f14092