[INFO] updating cached repository https://github.com/clementmiao/rust-website
[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] efec12d253191f19e699098a0c142bd1937e2ade
[INFO] checking clementmiao/rust-website against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclementmiao%2Frust-website" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/clementmiao/rust-website on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/clementmiao/rust-website
[INFO] finished tweaking git repo https://github.com/clementmiao/rust-website
[INFO] tweaked toml for git repo https://github.com/clementmiao/rust-website written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/clementmiao/rust-website already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-14/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 4f0b5cb3af53f0f055d98468dc5c824414977328df627425c99281a29bfb3c17
[INFO] running `"docker" "start" "-a" "4f0b5cb3af53f0f055d98468dc5c824414977328df627425c99281a29bfb3c17"`
[INFO] [stderr]     Checking rust-website v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 |       server.get("/", middleware! { |_, response|
[INFO] [stderr]    |  _____________________^
[INFO] [stderr] 14 | |         let mut data = HashMap::new();
[INFO] [stderr] 15 | |         data.insert("text", "Coming Soon");
[INFO] [stderr] 16 | |         return response.render("assets/template.tpl", &data);
[INFO] [stderr] 17 | |     });
[INFO] [stderr]    | |_____^ unreachable expression
[INFO] [stderr]    | 
[INFO] [stderr]   ::: <::nickel::macros::middleware::as_block macros>:1:19
[INFO] [stderr]    |
[INFO] [stderr] 1  |   ($ b : block) => ($ b)
[INFO] [stderr]    |                     --- any code following this expression is unreachable
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     server.listen(host_addr);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 |       server.get("/", middleware! { |_, response|
[INFO] [stderr]    |  _____________________^
[INFO] [stderr] 14 | |         let mut data = HashMap::new();
[INFO] [stderr] 15 | |         data.insert("text", "Coming Soon");
[INFO] [stderr] 16 | |         return response.render("assets/template.tpl", &data);
[INFO] [stderr] 17 | |     });
[INFO] [stderr]    | |_____^ unreachable expression
[INFO] [stderr]    | 
[INFO] [stderr]   ::: <::nickel::macros::middleware::as_block macros>:1:19
[INFO] [stderr]    |
[INFO] [stderr] 1  |   ($ b : block) => ($ b)
[INFO] [stderr]    |                     --- any code following this expression is unreachable
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     server.listen(host_addr);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `"docker" "inspect" "4f0b5cb3af53f0f055d98468dc5c824414977328df627425c99281a29bfb3c17"`
[INFO] running `"docker" "rm" "-f" "4f0b5cb3af53f0f055d98468dc5c824414977328df627425c99281a29bfb3c17"`
[INFO] [stdout] 4f0b5cb3af53f0f055d98468dc5c824414977328df627425c99281a29bfb3c17