[INFO] fetching crate quantstats-rs 0.1.0...
[INFO] testing quantstats-rs-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate quantstats-rs 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate quantstats-rs 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate quantstats-rs 0.1.0
[INFO] tweaked toml for crates.io crate quantstats-rs 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate quantstats-rs 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate quantstats-rs 0.1.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c302fdf675db88f62873027033c75bbee1e576fcabe6fcb5a8a326bb0e64e08c
[INFO] running `Command { std: "docker" "start" "-a" "c302fdf675db88f62873027033c75bbee1e576fcabe6fcb5a8a326bb0e64e08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c302fdf675db88f62873027033c75bbee1e576fcabe6fcb5a8a326bb0e64e08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c302fdf675db88f62873027033c75bbee1e576fcabe6fcb5a8a326bb0e64e08c", kill_on_drop: false }`
[INFO] [stdout] c302fdf675db88f62873027033c75bbee1e576fcabe6fcb5a8a326bb0e64e08c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32a0b3a872330a16f4285d3a3ac46a78580ebd328502513ff6982ac861effe90
[INFO] running `Command { std: "docker" "start" "-a" "32a0b3a872330a16f4285d3a3ac46a78580ebd328502513ff6982ac861effe90", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling quantstats-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `scale_series` is never used
[INFO] [stdout]    --> src/plots.rs:567:4
[INFO] [stdout]     |
[INFO] [stdout] 567 | fn scale_series(values: &[f64], height: f64) -> Vec<f64> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero_line` is never used
[INFO] [stdout]    --> src/plots.rs:639:4
[INFO] [stdout]     |
[INFO] [stdout] 639 | fn zero_line(height: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_bar_chart` is never used
[INFO] [stdout]     --> src/plots.rs:1077:4
[INFO] [stdout]      |
[INFO] [stdout] 1077 | fn draw_bar_chart(values: &[f64], title: &str) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_bar_chart_with_dates` is never used
[INFO] [stdout]     --> src/plots.rs:1118:4
[INFO] [stdout]      |
[INFO] [stdout] 1118 | fn draw_bar_chart_with_dates(series: &ReturnSeries, title: &str) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_histogram` is never used
[INFO] [stdout]     --> src/plots.rs:1161:4
[INFO] [stdout]      |
[INFO] [stdout] 1161 | fn draw_histogram(values: &[f64], bins: usize, title: &str) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `histogram` is never used
[INFO] [stdout]     --> src/plots.rs:1558:8
[INFO] [stdout]      |
[INFO] [stdout] 1558 | pub fn histogram(returns: &ReturnSeries) -> String {
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empirical_var` is never used
[INFO] [stdout]     --> src/reports.rs:1714:4
[INFO] [stdout]      |
[INFO] [stdout] 1714 | fn empirical_var(values: &[f64], confidence: f64) -> f64 {
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empirical_cvar` is never used
[INFO] [stdout]     --> src/reports.rs:1725:4
[INFO] [stdout]      |
[INFO] [stdout] 1725 | fn empirical_cvar(values: &[f64], confidence: f64) -> f64 {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.14s
[INFO] running `Command { std: "docker" "inspect" "32a0b3a872330a16f4285d3a3ac46a78580ebd328502513ff6982ac861effe90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32a0b3a872330a16f4285d3a3ac46a78580ebd328502513ff6982ac861effe90", kill_on_drop: false }`
[INFO] [stdout] 32a0b3a872330a16f4285d3a3ac46a78580ebd328502513ff6982ac861effe90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf58ded2a9ca430e99c45b6e92e69b6ba056b4bfeb9cc6ddc7ab1102f2a221ca
[INFO] running `Command { std: "docker" "start" "-a" "bf58ded2a9ca430e99c45b6e92e69b6ba056b4bfeb9cc6ddc7ab1102f2a221ca", kill_on_drop: false }`
[INFO] [stdout] warning: function `scale_series` is never used
[INFO] [stdout]    --> src/plots.rs:567:4
[INFO] [stdout]     |
[INFO] [stdout] 567 | fn scale_series(values: &[f64], height: f64) -> Vec<f64> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero_line` is never used
[INFO] [stdout]    --> src/plots.rs:639:4
[INFO] [stdout]     |
[INFO] [stdout] 639 | fn zero_line(height: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_bar_chart` is never used
[INFO] [stdout]     --> src/plots.rs:1077:4
[INFO] [stdout]      |
[INFO] [stdout] 1077 | fn draw_bar_chart(values: &[f64], title: &str) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_bar_chart_with_dates` is never used
[INFO] [stdout]     --> src/plots.rs:1118:4
[INFO] [stdout]      |
[INFO] [stdout] 1118 | fn draw_bar_chart_with_dates(series: &ReturnSeries, title: &str) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_histogram` is never used
[INFO] [stdout]     --> src/plots.rs:1161:4
[INFO] [stdout]      |
[INFO] [stdout] 1161 | fn draw_histogram(values: &[f64], bins: usize, title: &str) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `histogram` is never used
[INFO] [stdout]     --> src/plots.rs:1558:8
[INFO] [stdout]      |
[INFO] [stdout] 1558 | pub fn histogram(returns: &ReturnSeries) -> String {
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empirical_var` is never used
[INFO] [stdout]     --> src/reports.rs:1714:4
[INFO] [stdout]      |
[INFO] [stdout] 1714 | fn empirical_var(values: &[f64], confidence: f64) -> f64 {
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quantstats-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `empirical_cvar` is never used
[INFO] [stdout]     --> src/reports.rs:1725:4
[INFO] [stdout]      |
[INFO] [stdout] 1725 | fn empirical_cvar(values: &[f64], confidence: f64) -> f64 {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `common`
[INFO] [stdout]     --> examples/common.rs:2739:2
[INFO] [stdout]      |
[INFO] [stdout] 2739 | }
[INFO] [stdout]      |  ^ consider adding a `main` function to `examples/common.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quantstats-rs` (example "common") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `demo_benchmark` is never used
[INFO] [stdout]     --> examples/common.rs:1373:8
[INFO] [stdout]      |
[INFO] [stdout] 1373 | pub fn demo_benchmark() -> ReturnSeries {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `scale_series` is never used
[INFO] [stdout]    --> src/plots.rs:567:4
[INFO] [stdout]     |
[INFO] [stdout] 567 | fn scale_series(values: &[f64], height: f64) -> Vec<f64> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero_line` is never used
[INFO] [stdout]    --> src/plots.rs:639:4
[INFO] [stdout]     |
[INFO] [stdout] 639 | fn zero_line(height: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_bar_chart` is never used
[INFO] [stdout]     --> src/plots.rs:1077:4
[INFO] [stdout]      |
[INFO] [stdout] 1077 | fn draw_bar_chart(values: &[f64], title: &str) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_bar_chart_with_dates` is never used
[INFO] [stdout]     --> src/plots.rs:1118:4
[INFO] [stdout]      |
[INFO] [stdout] 1118 | fn draw_bar_chart_with_dates(series: &ReturnSeries, title: &str) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_histogram` is never used
[INFO] [stdout]     --> src/plots.rs:1161:4
[INFO] [stdout]      |
[INFO] [stdout] 1161 | fn draw_histogram(values: &[f64], bins: usize, title: &str) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `histogram` is never used
[INFO] [stdout]     --> src/plots.rs:1558:8
[INFO] [stdout]      |
[INFO] [stdout] 1558 | pub fn histogram(returns: &ReturnSeries) -> String {
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empirical_var` is never used
[INFO] [stdout]     --> src/reports.rs:1714:4
[INFO] [stdout]      |
[INFO] [stdout] 1714 | fn empirical_var(values: &[f64], confidence: f64) -> f64 {
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empirical_cvar` is never used
[INFO] [stdout]     --> src/reports.rs:1725:4
[INFO] [stdout]      |
[INFO] [stdout] 1725 | fn empirical_cvar(values: &[f64], confidence: f64) -> f64 {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf58ded2a9ca430e99c45b6e92e69b6ba056b4bfeb9cc6ddc7ab1102f2a221ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf58ded2a9ca430e99c45b6e92e69b6ba056b4bfeb9cc6ddc7ab1102f2a221ca", kill_on_drop: false }`
[INFO] [stdout] bf58ded2a9ca430e99c45b6e92e69b6ba056b4bfeb9cc6ddc7ab1102f2a221ca
