[INFO] fetching crate leetcode-core 0.5.2...
[INFO] checking leetcode-core-0.5.2 against 1.95.0 for pr-155915
[INFO] extracting crate leetcode-core 0.5.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate leetcode-core 0.5.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate leetcode-core 0.5.2
[INFO] tweaked toml for crates.io crate leetcode-core 0.5.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate leetcode-core 0.5.2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate leetcode-core 0.5.2 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded markup5ever v0.12.1
[INFO] [stderr]   Downloaded string_cache_codegen v0.5.2
[INFO] [stderr]   Downloaded html5ever v0.27.0
[INFO] [stderr]   Downloaded xml5ever v0.18.1
[INFO] [stderr]   Downloaded markup5ever_rcdom v0.3.0
[INFO] [stderr]   Downloaded html2md v0.2.15
[INFO] [stderr]   Downloaded serde_with_macros v3.3.0
[INFO] [stderr]   Downloaded serde_with v3.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b987bed0bbd6bd2e6b02f1395075abf09c65fe3fd4444aa6daf99cdd552df86
[INFO] running `Command { std: "docker" "start" "-a" "3b987bed0bbd6bd2e6b02f1395075abf09c65fe3fd4444aa6daf99cdd552df86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b987bed0bbd6bd2e6b02f1395075abf09c65fe3fd4444aa6daf99cdd552df86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b987bed0bbd6bd2e6b02f1395075abf09c65fe3fd4444aa6daf99cdd552df86", kill_on_drop: false }`
[INFO] [stdout] 3b987bed0bbd6bd2e6b02f1395075abf09c65fe3fd4444aa6daf99cdd552df86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eded7fcf600060cb42818161ce9e2a02c0120f66212b7f0e1b0d6e839d829191
[INFO] running `Command { std: "docker" "start" "-a" "eded7fcf600060cb42818161ce9e2a02c0120f66212b7f0e1b0d6e839d829191", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling libc v0.2.169
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[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling serde_derive v1.0.193
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[INFO] [stderr]     Checking leetcode-core v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LanguageInfo` is never constructed
[INFO] [stdout]  --> src/types/language.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct LanguageInfo {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Data` is never constructed
[INFO] [stdout]   --> src/types/language.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Data {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Languages` is never constructed
[INFO] [stdout]   --> src/types/language.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Languages {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.47s
[INFO] running `Command { std: "docker" "inspect" "eded7fcf600060cb42818161ce9e2a02c0120f66212b7f0e1b0d6e839d829191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eded7fcf600060cb42818161ce9e2a02c0120f66212b7f0e1b0d6e839d829191", kill_on_drop: false }`
[INFO] [stdout] eded7fcf600060cb42818161ce9e2a02c0120f66212b7f0e1b0d6e839d829191
