[INFO] updating cached repository https://github.com/hjarrell/rust-hashing-analysis
[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] f2a198c752495b911211d40198ad667b9ba12df3
[INFO] checking hjarrell/rust-hashing-analysis against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Frust-hashing-analysis" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hjarrell/rust-hashing-analysis on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hjarrell/rust-hashing-analysis
[INFO] finished tweaking git repo https://github.com/hjarrell/rust-hashing-analysis
[INFO] tweaked toml for git repo https://github.com/hjarrell/rust-hashing-analysis written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/hjarrell/rust-hashing-analysis already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 81394b6633c13bb38291760b399210d5cfd2cc09236fb13228f034e2202c08a1
[INFO] running `"docker" "start" "-a" "81394b6633c13bb38291760b399210d5cfd2cc09236fb13228f034e2202c08a1"`
[INFO] [stderr]     Checking svg v0.5.11
[INFO] [stderr]     Checking plotlib v0.3.0
[INFO] [stderr]     Checking hashing_analysis_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `num_of_bits`
[INFO] [stderr]  --> src/hashtable.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn num_of_bits(input: &u32) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Deleted`
[INFO] [stderr]   --> src/hashtable.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Deleted,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_deleted`
[INFO] [stderr]   --> src/hashtable.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn is_deleted(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `num_of_bits`
[INFO] [stderr]  --> src/hashtable.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn num_of_bits(input: &u32) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Deleted`
[INFO] [stderr]   --> src/hashtable.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Deleted,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_deleted`
[INFO] [stderr]   --> src/hashtable.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn is_deleted(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `"docker" "inspect" "81394b6633c13bb38291760b399210d5cfd2cc09236fb13228f034e2202c08a1"`
[INFO] running `"docker" "rm" "-f" "81394b6633c13bb38291760b399210d5cfd2cc09236fb13228f034e2202c08a1"`
[INFO] [stdout] 81394b6633c13bb38291760b399210d5cfd2cc09236fb13228f034e2202c08a1