[INFO] fetching crate velociplot 0.1.0...
[INFO] testing velociplot-0.1.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate velociplot 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate velociplot 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate velociplot 0.1.0
[INFO] tweaked toml for crates.io crate velociplot 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate velociplot 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate velociplot 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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] caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e
[INFO] running `Command { std: "docker" "start" "caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e", 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" "caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e", 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" "caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling ttf-parser v0.21.1
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling fontdue v0.9.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling velociplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.60s
[INFO] running `Command { std: "docker" "inspect" "caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e", 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" "caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling velociplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `polars` in this scope
[INFO] [stdout]  --> examples/polars_integration.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use polars::prelude::*;
[INFO] [stdout]   |     ^^^^^^ use of unresolved module or unlinked crate `polars`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `polars`, use `cargo add polars` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> examples/polars_integration.rs:303:5
[INFO] [stdout]     |
[INFO] [stdout]  19 |         return Ok(());
[INFO] [stdout]     |         ------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 303 |     Ok(())
[INFO] [stdout]     |     ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> examples/datelistplot.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 let noise = ((i as f64 * 7.0).sin() * 2.5);
[INFO] [stdout]     |                             ^                            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 -                 let noise = ((i as f64 * 7.0).sin() * 2.5);
[INFO] [stdout] 104 +                 let noise = (i as f64 * 7.0).sin() * 2.5;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `decade_positions`
[INFO] [stdout]    --> examples/real-world/climate_nasa.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let decade_positions: Vec<f64> = (0..decades.len()).map(|i| i as f64).collect();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decade_positions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `velociplot` (example "polars_integration") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e", kill_on_drop: false }`
[INFO] [stdout] caf4956a994327da8ced989477eee90ddf0904b9293353735b31294dfb38860e
