[INFO] cloning repository https://github.com/yabeizeng1121/Car_Recommendation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yabeizeng1121/Car_Recommendation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyabeizeng1121%2FCar_Recommendation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyabeizeng1121%2FCar_Recommendation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4e20c6c41937e05d071c2f92032e4040f8ec44a
[INFO] checking yabeizeng1121/Car_Recommendation against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyabeizeng1121%2FCar_Recommendation" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yabeizeng1121/Car_Recommendation on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yabeizeng1121/Car_Recommendation
[INFO] finished tweaking git repo https://github.com/yabeizeng1121/Car_Recommendation
[INFO] tweaked toml for git repo https://github.com/yabeizeng1121/Car_Recommendation written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yabeizeng1121/Car_Recommendation 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.94
[INFO] [stderr]   Downloaded tungstenite v0.21.0
[INFO] [stderr]   Downloaded v_htmlescape v0.15.8
[INFO] [stderr]   Downloaded jobserver v0.1.30
[INFO] [stderr]   Downloaded actix-files v0.6.5
[INFO] [stderr]   Downloaded actix-router v0.5.2
[INFO] [stderr]   Downloaded serde_qs v0.13.0
[INFO] [stderr]   Downloaded headers v0.3.9
[INFO] [stderr]   Downloaded tokio-tungstenite v0.21.0
[INFO] [stderr]   Downloaded data-encoding v2.5.0
[INFO] [stderr]   Downloaded warp v0.3.7
[INFO] [stderr]   Downloaded actix-http v3.6.0
[INFO] [stderr]   Downloaded brotli-decompressor v2.5.1
[INFO] [stderr]   Downloaded actix-web v4.5.1
[INFO] [stderr]   Downloaded zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]   Downloaded brotli v3.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 694c10d66fb17a263b4e7e19a3b9ae4627d14a85d2554059fd678e5e0edbd119
[INFO] running `Command { std: "docker" "start" "-a" "694c10d66fb17a263b4e7e19a3b9ae4627d14a85d2554059fd678e5e0edbd119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "694c10d66fb17a263b4e7e19a3b9ae4627d14a85d2554059fd678e5e0edbd119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694c10d66fb17a263b4e7e19a3b9ae4627d14a85d2554059fd678e5e0edbd119", kill_on_drop: false }`
[INFO] [stdout] 694c10d66fb17a263b4e7e19a3b9ae4627d14a85d2554059fd678e5e0edbd119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e2f8cb984c3305402924e5f089861979c44231042378d12f87e87340a92506f
[INFO] running `Command { std: "docker" "start" "-a" "9e2f8cb984c3305402924e5f089861979c44231042378d12f87e87340a92506f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking local-waker v0.1.4
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]     Checking brotli-decompressor v2.5.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]     Checking rand v0.8.5
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[INFO] [stderr]    Compiling jobserver v0.1.30
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking actix-utils v3.0.1
[INFO] [stderr]    Compiling bytestring v1.3.1
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling cc v1.0.94
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking flate2 v1.0.28
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[INFO] [stderr]     Checking unicase v2.7.0
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[INFO] [stderr]     Checking language-tags v0.3.2
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[INFO] [stderr]     Checking headers v0.3.9
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[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling actix-router v0.5.2
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.198
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]    Compiling actix-web-codegen v4.2.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking zstd v0.13.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking actix-rt v2.9.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-tungstenite v0.21.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_qs v0.13.0
[INFO] [stderr]     Checking actix-server v2.3.0
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking actix-codec v0.5.2
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking actix-http v3.6.0
[INFO] [stderr]     Checking actix-web v4.5.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking warp v0.3.7
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking actix-files v0.6.5
[INFO] [stderr]     Checking project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `final_result` is never read
[INFO] [stdout]   --> src/main.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut final_result = String::new();
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_result` is never read
[INFO] [stdout]   --> src/main.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut final_result = String::new();
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `status` are never read
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct InitialApiResponse {
[INFO] [stdout]    |        ------------------ fields in this struct
[INFO] [stdout] 23 |     id: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 24 |     status: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `status` are never read
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct InitialApiResponse {
[INFO] [stdout]    |        ------------------ fields in this struct
[INFO] [stdout] 23 |     id: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 24 |     status: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.58s
[INFO] running `Command { std: "docker" "inspect" "9e2f8cb984c3305402924e5f089861979c44231042378d12f87e87340a92506f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e2f8cb984c3305402924e5f089861979c44231042378d12f87e87340a92506f", kill_on_drop: false }`
[INFO] [stdout] 9e2f8cb984c3305402924e5f089861979c44231042378d12f87e87340a92506f