[INFO] cloning repository https://github.com/fmgcoelho/challenges
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fmgcoelho/challenges" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmgcoelho%2Fchallenges", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmgcoelho%2Fchallenges'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 986dffb05c2b8da713687a7b56f366a8b1a631c1
[INFO] checking fmgcoelho/challenges against try#ce3348c21531b911ca5aadbbbe7ad63a1bc4c382 for pr-149596
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmgcoelho%2Fchallenges" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fmgcoelho/challenges
[INFO] finished tweaking git repo https://github.com/fmgcoelho/challenges
[INFO] tweaked toml for git repo https://github.com/fmgcoelho/challenges written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fmgcoelho/challenges on toolchain ce3348c21531b911ca5aadbbbe7ad63a1bc4c382
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce3348c21531b911ca5aadbbbe7ad63a1bc4c382" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fmgcoelho/challenges 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" "+ce3348c21531b911ca5aadbbbe7ad63a1bc4c382" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+ce3348c21531b911ca5aadbbbe7ad63a1bc4c382" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c6b2e94715610951d933faae3db3d234f5f4d0aa167cfb28780132eb173781c
[INFO] running `Command { std: "docker" "start" "-a" "8c6b2e94715610951d933faae3db3d234f5f4d0aa167cfb28780132eb173781c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c6b2e94715610951d933faae3db3d234f5f4d0aa167cfb28780132eb173781c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c6b2e94715610951d933faae3db3d234f5f4d0aa167cfb28780132eb173781c", kill_on_drop: false }`
[INFO] [stdout] 8c6b2e94715610951d933faae3db3d234f5f4d0aa167cfb28780132eb173781c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+ce3348c21531b911ca5aadbbbe7ad63a1bc4c382" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1d2fee49796e67cb8ded288a315f04060678a318226510b6d391dbb25cbd986
[INFO] running `Command { std: "docker" "start" "-a" "c1d2fee49796e67cb8ded288a315f04060678a318226510b6d391dbb25cbd986", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
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[INFO] [stderr]     Checking icu_properties v2.0.1
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[INFO] [stderr]     Checking challenges v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Any` and `TypeId`
[INFO] [stdout]  --> src/reviews/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::{Any, TypeId};
[INFO] [stdout]   |                ^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/reviews/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]   --> src/reviews/mod.rs:11:69
[INFO] [stdout]    |
[INFO] [stdout] 11 | use handlebars::{Context, Handlebars, Helper, HelperResult, Output, Path, RenderContext};
[INFO] [stdout]    |                                                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars::chunked_array::collect`
[INFO] [stdout]   --> src/reviews/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use polars::chunked_array::collect;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Any` and `TypeId`
[INFO] [stdout]  --> src/reviews/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::{Any, TypeId};
[INFO] [stdout]   |                ^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/reviews/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]   --> src/reviews/mod.rs:11:69
[INFO] [stdout]    |
[INFO] [stdout] 11 | use handlebars::{Context, Handlebars, Helper, HelperResult, Output, Path, RenderContext};
[INFO] [stdout]    |                                                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars::chunked_array::collect`
[INFO] [stdout]   --> src/reviews/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use polars::chunked_array::collect;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]    --> src/reviews/mod.rs:309:5
[INFO] [stdout]     |
[INFO] [stdout] 309 |     rc: &mut RenderContext,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]    --> src/reviews/mod.rs:309:5
[INFO] [stdout]     |
[INFO] [stdout] 309 |     rc: &mut RenderContext,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `Command { std: "docker" "inspect" "c1d2fee49796e67cb8ded288a315f04060678a318226510b6d391dbb25cbd986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d2fee49796e67cb8ded288a315f04060678a318226510b6d391dbb25cbd986", kill_on_drop: false }`
[INFO] [stdout] c1d2fee49796e67cb8ded288a315f04060678a318226510b6d391dbb25cbd986
