[INFO] fetching crate ruthril 0.1.2...
[INFO] testing ruthril-0.1.2 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate ruthril 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate ruthril 0.1.2
[INFO] finished tweaking crates.io crate ruthril 0.1.2
[INFO] tweaked toml for crates.io crate ruthril 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruthril 0.1.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ruthril 0.1.2 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-targets v0.53.4
[INFO] [stderr]   Downloaded anstream v0.6.20
[INFO] [stderr]   Downloaded clap_derive v4.5.47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39
[INFO] running `Command { std: "docker" "start" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling clap_builder v4.5.48
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling clap v4.5.48
[INFO] [stderr]    Compiling ruthril v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/services/fs_service.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Statistics` is never constructed
[INFO] [stdout]  --> src/core/statistics.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Statistics;
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `mean`, `variance`, and `std_deviation` are never used
[INFO] [stdout]   --> src/core/statistics.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl Statistics {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout]  7 |     /// Calculates the arithmetic mean of a slice of f64.
[INFO] [stdout]  8 |     pub fn mean(data: &[f64]) -> Option<f64> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn variance(data: &[f64]) -> Option<f64> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn std_deviation(data: &[f64]) -> Option<f64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.07s
[INFO] running `Command { std: "docker" "inspect" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruthril v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/services/fs_service.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Statistics` is never constructed
[INFO] [stdout]  --> src/core/statistics.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Statistics;
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `mean`, `variance`, and `std_deviation` are never used
[INFO] [stdout]   --> src/core/statistics.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl Statistics {
[INFO] [stdout]    | --------------- associated functions in this implementation
[INFO] [stdout]  7 |     /// Calculates the arithmetic mean of a slice of f64.
[INFO] [stdout]  8 |     pub fn mean(data: &[f64]) -> Option<f64> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn variance(data: &[f64]) -> Option<f64> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn std_deviation(data: &[f64]) -> Option<f64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/services/fs_service.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, Write};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Statistics` is never constructed
[INFO] [stderr]  --> src/core/statistics.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Statistics;
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `mean`, `variance`, and `std_deviation` are never used
[INFO] [stderr]   --> src/core/statistics.rs:8:12
[INFO] [stderr]    |
[INFO] [stderr]  6 | impl Statistics {
[INFO] [stderr]    | --------------- associated functions in this implementation
[INFO] [stderr]  7 |     /// Calculates the arithmetic mean of a slice of f64.
[INFO] [stderr]  8 |     pub fn mean(data: &[f64]) -> Option<f64> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub fn variance(data: &[f64]) -> Option<f64> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn std_deviation(data: &[f64]) -> Option<f64> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ruthril` (bin "ruthril" test) generated 3 warnings (run `cargo fix --bin "ruthril" -p ruthril --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruthril-0f830f79cae52435)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ruthril-90020fbe5215abc3)
[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] [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] [stderr]    Doc-tests ruthril
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39", kill_on_drop: false }`
[INFO] [stdout] 6edd52d5e77b0ce22a04f77ad06a9b6294fe5527bde189d34dea85254b46bb39
