[INFO] updating cached repository https://github.com/kenkoooo/autorace-client
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2203b836487d28ef88b51d3678da254a7da88ef8
[INFO] checking kenkoooo/autorace-client against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenkoooo%2Fautorace-client" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kenkoooo/autorace-client on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kenkoooo/autorace-client
[INFO] finished tweaking git repo https://github.com/kenkoooo/autorace-client
[INFO] tweaked toml for git repo https://github.com/kenkoooo/autorace-client written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kenkoooo/autorace-client already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c2c24cd0e477cd76c35c6725e80f7d66ac5f6671e3fce6e26e6ea8a8f902bc9
[INFO] running `"docker" "start" "-a" "1c2c24cd0e477cd76c35c6725e80f7d66ac5f6671e3fce6e26e6ea8a8f902bc9"`
[INFO] [stderr]     Checking arrayvec v0.4.11
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.34
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.100
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]     Checking serde v1.0.100
[INFO] [stderr]     Checking string_cache v0.7.3
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]     Checking reqwest v0.9.20
[INFO] [stderr]     Checking scraper v0.10.1
[INFO] [stderr]     Checking autorace-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `fetch_session`
[INFO] [stderr]  --> src/client.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn fetch_session() -> Result<(String, String)> {
[INFO] [stderr]   |    ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fetch_result_of_month`
[INFO] [stderr]   --> src/client.rs:26:4
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn fetch_result_of_month(
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fetch_result_urls_of_year`
[INFO] [stderr]   --> src/client.rs:84:8
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub fn fetch_result_urls_of_year(year: usize) -> Result<BTreeSet<String>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `HtmlParseError`
[INFO] [stderr]  --> src/error.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     HtmlParseError,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CookieError`
[INFO] [stderr]  --> src/error.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     CookieError,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Result`
[INFO] [stderr]  --> src/error.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub type Result<T> = ::std::result::Result<T, Error>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 40s
[INFO] running `"docker" "inspect" "1c2c24cd0e477cd76c35c6725e80f7d66ac5f6671e3fce6e26e6ea8a8f902bc9"`
[INFO] running `"docker" "rm" "-f" "1c2c24cd0e477cd76c35c6725e80f7d66ac5f6671e3fce6e26e6ea8a8f902bc9"`
[INFO] [stdout] 1c2c24cd0e477cd76c35c6725e80f7d66ac5f6671e3fce6e26e6ea8a8f902bc9