[INFO] fetching crate ruthril 0.1.2...
[INFO] testing ruthril-0.1.2 against 1.95.0 for beta-1.96-2
[INFO] extracting crate ruthril 0.1.2 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruthril 0.1.2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36cc2e4e9689fbb046a5281b4a68f71889c87046ffbb2882e85a798bc94e590c
[INFO] running `Command { std: "docker" "start" "-a" "36cc2e4e9689fbb046a5281b4a68f71889c87046ffbb2882e85a798bc94e590c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36cc2e4e9689fbb046a5281b4a68f71889c87046ffbb2882e85a798bc94e590c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36cc2e4e9689fbb046a5281b4a68f71889c87046ffbb2882e85a798bc94e590c", kill_on_drop: false }`
[INFO] [stdout] 36cc2e4e9689fbb046a5281b4a68f71889c87046ffbb2882e85a798bc94e590c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd00b6bbb469c64e42aa8c52cab46fe0297b50c3bd31ddb16abb65facfa0b8e0
[INFO] running `Command { std: "docker" "start" "-a" "dd00b6bbb469c64e42aa8c52cab46fe0297b50c3bd31ddb16abb65facfa0b8e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[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 14.31s
[INFO] running `Command { std: "docker" "inspect" "dd00b6bbb469c64e42aa8c52cab46fe0297b50c3bd31ddb16abb65facfa0b8e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd00b6bbb469c64e42aa8c52cab46fe0297b50c3bd31ddb16abb65facfa0b8e0", kill_on_drop: false }`
[INFO] [stdout] dd00b6bbb469c64e42aa8c52cab46fe0297b50c3bd31ddb16abb65facfa0b8e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b770d8e8046114cd4395ab6c9575eef986b152362dd72ce9ab87dfc8da585a99
[INFO] running `Command { std: "docker" "start" "-a" "b770d8e8046114cd4395ab6c9575eef986b152362dd72ce9ab87dfc8da585a99", 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 0.37s
[INFO] running `Command { std: "docker" "inspect" "b770d8e8046114cd4395ab6c9575eef986b152362dd72ce9ab87dfc8da585a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b770d8e8046114cd4395ab6c9575eef986b152362dd72ce9ab87dfc8da585a99", kill_on_drop: false }`
[INFO] [stdout] b770d8e8046114cd4395ab6c9575eef986b152362dd72ce9ab87dfc8da585a99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7aeaae04b79b8bf2e3ef033eb47c73a902aab66aee52c972844dc8e9a5fef692
[INFO] running `Command { std: "docker" "start" "-a" "7aeaae04b79b8bf2e3ef033eb47c73a902aab66aee52c972844dc8e9a5fef692", 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 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruthril-be95c2cec76d9f79)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ruthril-242e5f96ecbe57b5)
[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 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7aeaae04b79b8bf2e3ef033eb47c73a902aab66aee52c972844dc8e9a5fef692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aeaae04b79b8bf2e3ef033eb47c73a902aab66aee52c972844dc8e9a5fef692", kill_on_drop: false }`
[INFO] [stdout] 7aeaae04b79b8bf2e3ef033eb47c73a902aab66aee52c972844dc8e9a5fef692
