[INFO] cloning repository https://github.com/hpink97/kmer_count
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hpink97/kmer_count" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhpink97%2Fkmer_count", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhpink97%2Fkmer_count'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14c6821c267b7f376eff2be18c4ca9b55ac77258
[INFO] testing hpink97/kmer_count against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhpink97%2Fkmer_count" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hpink97/kmer_count
[INFO] finished tweaking git repo https://github.com/hpink97/kmer_count
[INFO] tweaked toml for git repo https://github.com/hpink97/kmer_count written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hpink97/kmer_count on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hpink97/kmer_count already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 249ee5cbeedac3fcd8c1f0b93f50f82f3de9d18cea86da1a3962e10d14bf7c48
[INFO] running `Command { std: "docker" "start" "-a" "249ee5cbeedac3fcd8c1f0b93f50f82f3de9d18cea86da1a3962e10d14bf7c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "249ee5cbeedac3fcd8c1f0b93f50f82f3de9d18cea86da1a3962e10d14bf7c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249ee5cbeedac3fcd8c1f0b93f50f82f3de9d18cea86da1a3962e10d14bf7c48", kill_on_drop: false }`
[INFO] [stdout] 249ee5cbeedac3fcd8c1f0b93f50f82f3de9d18cea86da1a3962e10d14bf7c48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d19b511bfb1cb756aa8f2899b2db6ddddb454870d6eaa7ff381888e2d413814b
[INFO] running `Command { std: "docker" "start" "-a" "d19b511bfb1cb756aa8f2899b2db6ddddb454870d6eaa7ff381888e2d413814b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling fs-utils v1.1.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling heck v0.5.0
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[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling anstyle v1.0.10
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[INFO] [stderr]    Compiling ieee754 v0.2.6
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[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling linear-map v1.2.0
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling clap_builder v4.5.32
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling cc v1.2.17
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling openssl-src v300.4.2+3.4.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling curl-sys v0.4.80+curl-8.12.1
[INFO] [stderr]    Compiling clap v4.5.32
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling derive-new v0.6.0
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling derive-new v0.7.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling bio-types v1.0.4
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling hts-sys v2.2.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling rust-htslib v0.49.0
[INFO] [stderr]    Compiling kmer_counter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `ALPHABET_SIZE` is never used
[INFO] [stdout]   --> src/main.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const ALPHABET_SIZE: usize = 6; // A, C, G, T, N, '-'
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 11s
[INFO] running `Command { std: "docker" "inspect" "d19b511bfb1cb756aa8f2899b2db6ddddb454870d6eaa7ff381888e2d413814b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19b511bfb1cb756aa8f2899b2db6ddddb454870d6eaa7ff381888e2d413814b", kill_on_drop: false }`
[INFO] [stdout] d19b511bfb1cb756aa8f2899b2db6ddddb454870d6eaa7ff381888e2d413814b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 205f382e54c2e945b294fb76f68aa47a1bc520998fe2d4e88cc89d75d5c27ab6
[INFO] running `Command { std: "docker" "start" "-a" "205f382e54c2e945b294fb76f68aa47a1bc520998fe2d4e88cc89d75d5c27ab6", kill_on_drop: false }`
[INFO] [stderr]    Compiling kmer_counter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `ALPHABET_SIZE` is never used
[INFO] [stdout]   --> src/main.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const ALPHABET_SIZE: usize = 6; // A, C, G, T, N, '-'
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "205f382e54c2e945b294fb76f68aa47a1bc520998fe2d4e88cc89d75d5c27ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "205f382e54c2e945b294fb76f68aa47a1bc520998fe2d4e88cc89d75d5c27ab6", kill_on_drop: false }`
[INFO] [stdout] 205f382e54c2e945b294fb76f68aa47a1bc520998fe2d4e88cc89d75d5c27ab6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3f013d0be538e1a0d21dc53d19492c4f6d74f9c8ebe15a664acc9d5a4dded59
[INFO] running `Command { std: "docker" "start" "-a" "d3f013d0be538e1a0d21dc53d19492c4f6d74f9c8ebe15a664acc9d5a4dded59", kill_on_drop: false }`
[INFO] [stderr] warning: constant `ALPHABET_SIZE` is never used
[INFO] [stderr]   --> src/main.rs:15:7
[INFO] [stderr]    |
[INFO] [stderr] 15 | const ALPHABET_SIZE: usize = 6; // A, C, G, T, N, '-'
[INFO] [stderr]    |       ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kmer_counter` (bin "kmer_counter" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kmer_counter-689c458e78539a8f)
[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" "d3f013d0be538e1a0d21dc53d19492c4f6d74f9c8ebe15a664acc9d5a4dded59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f013d0be538e1a0d21dc53d19492c4f6d74f9c8ebe15a664acc9d5a4dded59", kill_on_drop: false }`
[INFO] [stdout] d3f013d0be538e1a0d21dc53d19492c4f6d74f9c8ebe15a664acc9d5a4dded59
