[INFO] cloning repository https://github.com/wheaton5/distinguishing_kmers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wheaton5/distinguishing_kmers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwheaton5%2Fdistinguishing_kmers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwheaton5%2Fdistinguishing_kmers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 956d14d256c7fea54b7e8b072fc67bc99e98e594
[INFO] testing wheaton5/distinguishing_kmers against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwheaton5%2Fdistinguishing_kmers" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wheaton5/distinguishing_kmers on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wheaton5/distinguishing_kmers
[INFO] finished tweaking git repo https://github.com/wheaton5/distinguishing_kmers
[INFO] tweaked toml for git repo https://github.com/wheaton5/distinguishing_kmers written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/wheaton5/distinguishing_kmers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/wheaton5/dna_io.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf521f379ad30bd226e07aaf396a930378ee0873a9676099384884c6a0d85f91
[INFO] running `Command { std: "docker" "start" "-a" "cf521f379ad30bd226e07aaf396a930378ee0873a9676099384884c6a0d85f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf521f379ad30bd226e07aaf396a930378ee0873a9676099384884c6a0d85f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf521f379ad30bd226e07aaf396a930378ee0873a9676099384884c6a0d85f91", kill_on_drop: false }`
[INFO] [stdout] cf521f379ad30bd226e07aaf396a930378ee0873a9676099384884c6a0d85f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4efbfef001ec198ed3a6a182ef307f6ff5cec94eb05692441202982c0632a129
[INFO] running `Command { std: "docker" "start" "-a" "4efbfef001ec198ed3a6a182ef307f6ff5cec94eb05692441202982c0632a129", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling serde v1.0.84
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling ieee754 v0.2.6
[INFO] [stderr]    Compiling linear-map v1.2.0
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling spin v0.4.10
[INFO] [stderr]    Compiling pdqsort v1.0.3
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling fs-utils v1.1.4
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling concurrent-hashmap v0.2.2
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling bloom v0.3.2
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling libz-sys v1.1.5
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling flate2 v1.0.6
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.6
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling bio-types v0.12.1
[INFO] [stderr]    Compiling rust-htslib v0.24.0
[INFO] [stderr]    Compiling boomphf v0.3.1 (https://github.com/10XGenomics/rust-boomphf?branch=master#56c3f192)
[INFO] [stderr]    Compiling serde_json v1.0.35
[INFO] [stderr]    Compiling debruijn v0.2.0 (https://github.com/10XGenomics/rust-debruijn.git#14c1e770)
[INFO] [stderr]    Compiling dna_io v0.1.0 (https://github.com/wheaton5/dna_io.git#a640f47b)
[INFO] [stderr]    Compiling distinguishing_kmers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut reader = dna_io::DnaReader::from_path(kmer_file);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     let mut count = kmer_counts.entry(to_hash).or_insert(0);
[INFO] [stdout]    |                         ----^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 33s
[INFO] running `Command { std: "docker" "inspect" "4efbfef001ec198ed3a6a182ef307f6ff5cec94eb05692441202982c0632a129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4efbfef001ec198ed3a6a182ef307f6ff5cec94eb05692441202982c0632a129", kill_on_drop: false }`
[INFO] [stdout] 4efbfef001ec198ed3a6a182ef307f6ff5cec94eb05692441202982c0632a129
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cda1b034685aebc72332e6d5ade1a83c8a01e93cbec6d25f3e41bfdae338e258
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cda1b034685aebc72332e6d5ade1a83c8a01e93cbec6d25f3e41bfdae338e258", kill_on_drop: false }`
[INFO] [stderr]    Compiling distinguishing_kmers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut reader = dna_io::DnaReader::from_path(kmer_file);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     let mut count = kmer_counts.entry(to_hash).or_insert(0);
[INFO] [stdout]    |                         ----^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/distinguishing_kmers-27f1cf606a47a498)
[INFO] running `Command { std: "docker" "inspect" "cda1b034685aebc72332e6d5ade1a83c8a01e93cbec6d25f3e41bfdae338e258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda1b034685aebc72332e6d5ade1a83c8a01e93cbec6d25f3e41bfdae338e258", kill_on_drop: false }`
[INFO] [stdout] cda1b034685aebc72332e6d5ade1a83c8a01e93cbec6d25f3e41bfdae338e258
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 16e200f78a7b71d144c579f4f08a64a86c7140205be761fe96aa1625da4cc3fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "16e200f78a7b71d144c579f4f08a64a86c7140205be761fe96aa1625da4cc3fd", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut reader = dna_io::DnaReader::from_path(kmer_file);
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 |                     let mut count = kmer_counts.entry(to_hash).or_insert(0);
[INFO] [stderr]    |                         ----^^^^^
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `distinguishing_kmers` (bin "distinguishing_kmers" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/distinguishing_kmers-27f1cf606a47a498)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16e200f78a7b71d144c579f4f08a64a86c7140205be761fe96aa1625da4cc3fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16e200f78a7b71d144c579f4f08a64a86c7140205be761fe96aa1625da4cc3fd", kill_on_drop: false }`
[INFO] [stdout] 16e200f78a7b71d144c579f4f08a64a86c7140205be761fe96aa1625da4cc3fd