[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#be181dd75c83d72fcc95538e235768bc367b76b9 for pr-140208
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchungmcl%2Fstatscalc" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chungmcl/statscalc on toolchain be181dd75c83d72fcc95538e235768bc367b76b9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be181dd75c83d72fcc95538e235768bc367b76b9" "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-6-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" "+be181dd75c83d72fcc95538e235768bc367b76b9" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+be181dd75c83d72fcc95538e235768bc367b76b9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dea410856f87d4a52d2fdf187c37b7dcb6d3ceda4438831d25e2c49163700feb
[INFO] running `Command { std: "docker" "start" "-a" "dea410856f87d4a52d2fdf187c37b7dcb6d3ceda4438831d25e2c49163700feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dea410856f87d4a52d2fdf187c37b7dcb6d3ceda4438831d25e2c49163700feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dea410856f87d4a52d2fdf187c37b7dcb6d3ceda4438831d25e2c49163700feb", kill_on_drop: false }`
[INFO] [stdout] dea410856f87d4a52d2fdf187c37b7dcb6d3ceda4438831d25e2c49163700feb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+be181dd75c83d72fcc95538e235768bc367b76b9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f42e23a6b30a71d3c66603aee1268814cff0cc9f86a0153c469534c0247e8f28
[INFO] running `Command { std: "docker" "start" "-a" "f42e23a6b30a71d3c66603aee1268814cff0cc9f86a0153c469534c0247e8f28", 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: 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: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: 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "f42e23a6b30a71d3c66603aee1268814cff0cc9f86a0153c469534c0247e8f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f42e23a6b30a71d3c66603aee1268814cff0cc9f86a0153c469534c0247e8f28", kill_on_drop: false }`
[INFO] [stdout] f42e23a6b30a71d3c66603aee1268814cff0cc9f86a0153c469534c0247e8f28