[INFO] fetching crate kmers-rs 0.2.0... [INFO] testing kmers-rs-0.2.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate kmers-rs 0.2.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate kmers-rs 0.2.0 [INFO] finished tweaking crates.io crate kmers-rs 0.2.0 [INFO] tweaked toml for crates.io crate kmers-rs 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate kmers-rs 0.2.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a685aa896c0966caebb07e0a68b92619a2b7cc182b20dfa419ee76c77f0fa14c [INFO] running `Command { std: "docker" "start" "-a" "a685aa896c0966caebb07e0a68b92619a2b7cc182b20dfa419ee76c77f0fa14c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a685aa896c0966caebb07e0a68b92619a2b7cc182b20dfa419ee76c77f0fa14c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a685aa896c0966caebb07e0a68b92619a2b7cc182b20dfa419ee76c77f0fa14c", kill_on_drop: false }` [INFO] [stdout] a685aa896c0966caebb07e0a68b92619a2b7cc182b20dfa419ee76c77f0fa14c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a347fa3019aeb813059369fbef032aebda385bcf6a9fb926a9b7ba2fdc88b6a9 [INFO] running `Command { std: "docker" "start" "-a" "a347fa3019aeb813059369fbef032aebda385bcf6a9fb926a9b7ba2fdc88b6a9", kill_on_drop: false }` [INFO] [stderr] Compiling kmers-rs v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Encoder16` is never constructed [INFO] [stdout] --> src/vbyte.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub struct Encoder16 {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `encode` is never used [INFO] [stdout] --> src/vbyte.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 66 | impl Encoder16 { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 67 | pub fn encode(x: u64, sink: &mut Vec) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Decoder16` is never constructed [INFO] [stdout] --> src/vbyte.rs:90:12 [INFO] [stdout] | [INFO] [stdout] 90 | pub struct Decoder16 {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `decode` is never used [INFO] [stdout] --> src/vbyte.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 92 | impl Decoder16 { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 93 | pub fn decode<'a, I>(iter: &mut I) -> Option [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s [INFO] running `Command { std: "docker" "inspect" "a347fa3019aeb813059369fbef032aebda385bcf6a9fb926a9b7ba2fdc88b6a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a347fa3019aeb813059369fbef032aebda385bcf6a9fb926a9b7ba2fdc88b6a9", kill_on_drop: false }` [INFO] [stdout] a347fa3019aeb813059369fbef032aebda385bcf6a9fb926a9b7ba2fdc88b6a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73522afa03e6a120cabf606e1c78e710959035d36d23211b1563fd078b76845d [INFO] running `Command { std: "docker" "start" "-a" "73522afa03e6a120cabf606e1c78e710959035d36d23211b1563fd078b76845d", kill_on_drop: false }` [INFO] [stderr] Compiling kmers-rs v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Encoder16` is never constructed [INFO] [stdout] --> src/vbyte.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub struct Encoder16 {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `encode` is never used [INFO] [stdout] --> src/vbyte.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 66 | impl Encoder16 { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 67 | pub fn encode(x: u64, sink: &mut Vec) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Decoder16` is never constructed [INFO] [stdout] --> src/vbyte.rs:90:12 [INFO] [stdout] | [INFO] [stdout] 90 | pub struct Decoder16 {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `decode` is never used [INFO] [stdout] --> src/vbyte.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 92 | impl Decoder16 { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 93 | pub fn decode<'a, I>(iter: &mut I) -> Option [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Encoder16` is never constructed [INFO] [stdout] --> src/vbyte.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub struct Encoder16 {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `encode` is never used [INFO] [stdout] --> src/vbyte.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 66 | impl Encoder16 { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 67 | pub fn encode(x: u64, sink: &mut Vec) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Decoder16` is never constructed [INFO] [stdout] --> src/vbyte.rs:90:12 [INFO] [stdout] | [INFO] [stdout] 90 | pub struct Decoder16 {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `decode` is never used [INFO] [stdout] --> src/vbyte.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 92 | impl Decoder16 { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 93 | pub fn decode<'a, I>(iter: &mut I) -> Option [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "73522afa03e6a120cabf606e1c78e710959035d36d23211b1563fd078b76845d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73522afa03e6a120cabf606e1c78e710959035d36d23211b1563fd078b76845d", kill_on_drop: false }` [INFO] [stdout] 73522afa03e6a120cabf606e1c78e710959035d36d23211b1563fd078b76845d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3a592952b18694abc46696ee6e8e643a26aa3e252473e5d32f36ccff9d6d568f [INFO] running `Command { std: "docker" "start" "-a" "3a592952b18694abc46696ee6e8e643a26aa3e252473e5d32f36ccff9d6d568f", kill_on_drop: false }` [INFO] [stderr] warning: struct `Encoder16` is never constructed [INFO] [stdout] [INFO] [stderr] --> src/vbyte.rs:64:12 [INFO] [stdout] running 22 tests [INFO] [stderr] | [INFO] [stderr] 64 | pub struct Encoder16 {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `encode` is never used [INFO] [stderr] --> src/vbyte.rs:67:12 [INFO] [stderr] | [INFO] [stderr] 66 | impl Encoder16 { [INFO] [stderr] | -------------- associated function in this implementation [INFO] [stderr] 67 | pub fn encode(x: u64, sink: &mut Vec) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Decoder16` is never constructed [INFO] [stderr] --> src/vbyte.rs:90:12 [INFO] [stderr] | [INFO] [stderr] 90 | pub struct Decoder16 {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `decode` is never used [INFO] [stderr] --> src/vbyte.rs:93:12 [INFO] [stderr] | [INFO] [stderr] 92 | impl Decoder16 { [INFO] [stderr] | -------------- associated function in this implementation [INFO] [stderr] 93 | pub fn decode<'a, I>(iter: &mut I) -> Option [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `kmers-rs` (lib) generated 4 warnings [INFO] [stderr] warning: `kmers-rs` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kmers_rs-0526e6d19d89c7af) [INFO] [stdout] test basics::tests::test_0b ... ok [INFO] [stdout] test basics::tests::test_1 ... ok [INFO] [stdout] test accumulator::tests::test_2 ... ok [INFO] [stdout] test accumulator::tests::test_1 ... ok [INFO] [stdout] test basics::tests::test_0a ... ok [INFO] [stdout] test basics::tests::test_2 ... ok [INFO] [stdout] test basics::tests::test_3 ... ok [INFO] [stdout] test vbyte::tests::vbyte_test_1 ... ok [INFO] [stdout] test basics::tests::test_5 ... ok [INFO] [stdout] test basics::tests::test_0c ... ok [INFO] [stdout] test dot::test::test_2 ... ok [INFO] [stdout] test dot::test::test_1 ... ok [INFO] [stdout] test basics::tests::test_4 ... ok [INFO] [stdout] test basics::tests::test_6 ... ok [INFO] [stdout] test list::tests::test_2 ... ok [INFO] [stdout] test basics::tests::test_7 ... ok [INFO] [stdout] test list::tests::test_1 ... ok [INFO] [stdout] test vbyte::tests::vbyte_test_2 ... ok [INFO] [stdout] test vbyte::tests::vbyte_test_3 ... ok [INFO] [stdout] test vbyte::tests::vbyte_test_4 ... ok [INFO] [stdout] test accumulator::tests::test_3 ... ok [INFO] [stdout] test jaccard::tests::test_1 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] [stderr] Doc-tests kmers_rs [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" "3a592952b18694abc46696ee6e8e643a26aa3e252473e5d32f36ccff9d6d568f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a592952b18694abc46696ee6e8e643a26aa3e252473e5d32f36ccff9d6d568f", kill_on_drop: false }` [INFO] [stdout] 3a592952b18694abc46696ee6e8e643a26aa3e252473e5d32f36ccff9d6d568f