[INFO] updating cached repository https://github.com/souvik1997/parity-analyzer
[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] dccc01cd875e23374f499af682e592447a08ae91
[INFO] checking souvik1997/parity-analyzer against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsouvik1997%2Fparity-analyzer" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/souvik1997/parity-analyzer on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/souvik1997/parity-analyzer
[INFO] finished tweaking git repo https://github.com/souvik1997/parity-analyzer
[INFO] tweaked toml for git repo https://github.com/souvik1997/parity-analyzer written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/souvik1997/parity-analyzer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] 6c80369d7cc3f32becdb149876a2af33664c3da9b6b0ce6e17e59de335b5a457
[INFO] running `"docker" "start" "-a" "6c80369d7cc3f32becdb149876a2af33664c3da9b6b0ce6e17e59de335b5a457"`
[INFO] [stderr]     Checking gnuplot v0.0.30
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling derive_more v0.14.0
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking serde v1.0.90
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking csv v1.0.6
[INFO] [stderr]     Checking parity-analyzer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `start_time_millis`
[INFO] [stderr]    --> src/main.rs:704:21
[INFO] [stderr]     |
[INFO] [stderr] 704 |                 let start_time_millis = chunk[0].1.start_timestamp_millis.unwrap_or(chunk[0].1.end_timestamp_millis);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_start_time_millis`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end_time_millis`
[INFO] [stderr]    --> src/main.rs:707:21
[INFO] [stderr]     |
[INFO] [stderr] 707 |                 let end_time_millis = chunk[chunk.len() - 1].1.end_timestamp_millis;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_end_time_millis`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_statistics_inner`
[INFO] [stderr]    --> src/main.rs:347:5
[INFO] [stderr]     |
[INFO] [stderr] 347 |     fn print_statistics_inner<F, G>(&self, name: &str, interval: usize, mut f: F) where F: FnMut(&BlockStats) -> Option<G>, G: Default + PartialOrd + ::std::fmt::Display + ::std::ops::Add<G, Output = G> + Into<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_statistics`
[INFO] [stderr]    --> src/main.rs:421:5
[INFO] [stderr]     |
[INFO] [stderr] 421 |     pub fn print_statistics(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start_time_millis`
[INFO] [stderr]    --> src/main.rs:704:21
[INFO] [stderr]     |
[INFO] [stderr] 704 |                 let start_time_millis = chunk[0].1.start_timestamp_millis.unwrap_or(chunk[0].1.end_timestamp_millis);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_start_time_millis`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end_time_millis`
[INFO] [stderr]    --> src/main.rs:707:21
[INFO] [stderr]     |
[INFO] [stderr] 707 |                 let end_time_millis = chunk[chunk.len() - 1].1.end_timestamp_millis;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_end_time_millis`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_statistics_inner`
[INFO] [stderr]    --> src/main.rs:347:5
[INFO] [stderr]     |
[INFO] [stderr] 347 |     fn print_statistics_inner<F, G>(&self, name: &str, interval: usize, mut f: F) where F: FnMut(&BlockStats) -> Option<G>, G: Default + PartialOrd + ::std::fmt::Display + ::std::ops::Add<G, Output = G> + Into<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_statistics`
[INFO] [stderr]    --> src/main.rs:421:5
[INFO] [stderr]     |
[INFO] [stderr] 421 |     pub fn print_statistics(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "6c80369d7cc3f32becdb149876a2af33664c3da9b6b0ce6e17e59de335b5a457"`
[INFO] running `"docker" "rm" "-f" "6c80369d7cc3f32becdb149876a2af33664c3da9b6b0ce6e17e59de335b5a457"`
[INFO] [stdout] 6c80369d7cc3f32becdb149876a2af33664c3da9b6b0ce6e17e59de335b5a457