[INFO] updating cached repository https://github.com/wheaton5/het_snp_kmers
[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] 2b15aaa54ccb12bfbf8f93fb712e177844050cdf
[INFO] checking wheaton5/het_snp_kmers against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwheaton5%2Fhet_snp_kmers" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wheaton5/het_snp_kmers 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/wheaton5/het_snp_kmers
[INFO] finished tweaking git repo https://github.com/wheaton5/het_snp_kmers
[INFO] tweaked toml for git repo https://github.com/wheaton5/het_snp_kmers written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/wheaton5/het_snp_kmers already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9057b7c245a0bc468a2b0cf0e462f6ac82af701736d9d51926135f50f2a48339
[INFO] running `"docker" "start" "-a" "9057b7c245a0bc468a2b0cf0e462f6ac82af701736d9d51926135f50f2a48339"`
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking het_snp_kmers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::io::Write;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::error::Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::cmp::min;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::io::Write;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::error::Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::cmp::min;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `het_kmers`
[INFO] [stderr]   --> src/main.rs:30:10
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let (het_kmers, het_kmer_pairs) = load_kmers(&params);
[INFO] [stderr]    |          ^^^^^^^^^ help: consider prefixing with an underscore: `_het_kmers`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `het_kmer_pairs`
[INFO] [stderr]   --> src/main.rs:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let (het_kmers, het_kmer_pairs) = load_kmers(&params);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_het_kmer_pairs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `het_kmers`
[INFO] [stderr]   --> src/main.rs:30:10
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let (het_kmers, het_kmer_pairs) = load_kmers(&params);
[INFO] [stderr]    |          ^^^^^^^^^ help: consider prefixing with an underscore: `_het_kmers`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `het_kmer_pairs`
[INFO] [stderr]   --> src/main.rs:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let (het_kmers, het_kmer_pairs) = load_kmers(&params);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_het_kmer_pairs`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.10s
[INFO] running `"docker" "inspect" "9057b7c245a0bc468a2b0cf0e462f6ac82af701736d9d51926135f50f2a48339"`
[INFO] running `"docker" "rm" "-f" "9057b7c245a0bc468a2b0cf0e462f6ac82af701736d9d51926135f50f2a48339"`
[INFO] [stdout] 9057b7c245a0bc468a2b0cf0e462f6ac82af701736d9d51926135f50f2a48339