[INFO] cloning repository https://github.com/cubeguerrero/article_recommendation_engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cubeguerrero/article_recommendation_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcubeguerrero%2Farticle_recommendation_engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcubeguerrero%2Farticle_recommendation_engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d663709d64713bb2d7efa8f7a2a4c5b0844e2b89
[INFO] checking cubeguerrero/article_recommendation_engine against try#028201683a76a5cd349729c6819c46607119c4e8 for pr-144157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcubeguerrero%2Farticle_recommendation_engine" "/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/cubeguerrero/article_recommendation_engine
[INFO] finished tweaking git repo https://github.com/cubeguerrero/article_recommendation_engine
[INFO] tweaked toml for git repo https://github.com/cubeguerrero/article_recommendation_engine written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cubeguerrero/article_recommendation_engine on toolchain 028201683a76a5cd349729c6819c46607119c4e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028201683a76a5cd349729c6819c46607119c4e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cubeguerrero/article_recommendation_engine 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" "+028201683a76a5cd349729c6819c46607119c4e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+028201683a76a5cd349729c6819c46607119c4e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5bf47f49b5e2a0f44b7e65e6c8fae805f3c2032d3dd353201c9bc03f063ce0a
[INFO] running `Command { std: "docker" "start" "-a" "f5bf47f49b5e2a0f44b7e65e6c8fae805f3c2032d3dd353201c9bc03f063ce0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5bf47f49b5e2a0f44b7e65e6c8fae805f3c2032d3dd353201c9bc03f063ce0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5bf47f49b5e2a0f44b7e65e6c8fae805f3c2032d3dd353201c9bc03f063ce0a", kill_on_drop: false }`
[INFO] [stdout] f5bf47f49b5e2a0f44b7e65e6c8fae805f3c2032d3dd353201c9bc03f063ce0a
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+028201683a76a5cd349729c6819c46607119c4e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4846205ba9bbebc53ddb94852e8e15cc1087c147f216ef59506aadbc06f6d3ca
[INFO] running `Command { std: "docker" "start" "-a" "4846205ba9bbebc53ddb94852e8e15cc1087c147f216ef59506aadbc06f6d3ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking article_recommendation_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/event.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chrono::TimeZone`
[INFO] [stdout]   --> src/event.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     use chrono::TimeZone;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user_id`, `article_id`, `timestamp`, and `event_type` are never read
[INFO] [stdout]   --> src/event.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Event {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 10 |     user_id: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     article_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 12 |     timestamp: chrono::DateTime<chrono::Utc>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 13 |     event_type: EventType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Event` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "4846205ba9bbebc53ddb94852e8e15cc1087c147f216ef59506aadbc06f6d3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4846205ba9bbebc53ddb94852e8e15cc1087c147f216ef59506aadbc06f6d3ca", kill_on_drop: false }`
[INFO] [stdout] 4846205ba9bbebc53ddb94852e8e15cc1087c147f216ef59506aadbc06f6d3ca