[INFO] cloning repository https://github.com/tolkit/mmft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tolkit/mmft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolkit%2Fmmft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolkit%2Fmmft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33feed227c8cf5fffe56e17ad1a4773a902f7057
[INFO] testing tolkit/mmft 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%2Ftolkit%2Fmmft" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tolkit/mmft
[INFO] finished tweaking git repo https://github.com/tolkit/mmft
[INFO] tweaked toml for git repo https://github.com/tolkit/mmft written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tolkit/mmft 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/tolkit/mmft 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e4a4a9447db1a76fe63797cd168c9393cabbfb762d5701c7a6da418d29c6cfdf
[INFO] running `Command { std: "docker" "start" "-a" "e4a4a9447db1a76fe63797cd168c9393cabbfb762d5701c7a6da418d29c6cfdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4a4a9447db1a76fe63797cd168c9393cabbfb762d5701c7a6da418d29c6cfdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a4a9447db1a76fe63797cd168c9393cabbfb762d5701c7a6da418d29c6cfdf", kill_on_drop: false }`
[INFO] [stdout] e4a4a9447db1a76fe63797cd168c9393cabbfb762d5701c7a6da418d29c6cfdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b99ab9eca01075f232096f3a462cbb222f56fbaa865e53d873bccdff92ae481a
[INFO] running `Command { std: "docker" "start" "-a" "b99ab9eca01075f232096f3a462cbb222f56fbaa865e53d873bccdff92ae481a", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.13
[INFO] [stderr]    Compiling getrandom v0.3.0-rc.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling bstr v1.11.1
[INFO] [stderr]    Compiling thiserror v2.0.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling any_ascii v0.1.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling lexical-sort v0.3.1
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling clap_builder v4.5.23
[INFO] [stderr]    Compiling noodles-core v0.15.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling noodles-bgzf v0.34.0
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling noodles-fasta v0.46.0
[INFO] [stderr]    Compiling rand_core v0.9.0-beta.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0-beta.1
[INFO] [stderr]    Compiling clap v4.5.23
[INFO] [stderr]    Compiling rand v0.9.0-beta.1
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling thiserror-impl v2.0.8
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling mmft v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: renamed to `rng`
[INFO] [stdout]   --> src/fasta/sample.rs:36:41
[INFO] [stdout]    |
[INFO] [stdout] 36 |                     let mut rng = rand::thread_rng();
[INFO] [stdout]    |                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: renamed to `rng`
[INFO] [stdout]   --> src/fasta/sample.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let mut rng = rand::thread_rng();
[INFO] [stdout]    |                                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_bool`: Renamed to `random_bool`
[INFO] [stdout]   --> src/fasta/sample.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |                         if rng.gen_bool(prob) {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_bool`: Renamed to `random_bool`
[INFO] [stdout]   --> src/fasta/sample.rs:84:32
[INFO] [stdout]    |
[INFO] [stdout] 84 |                         if rng.gen_bool(prob.clamp(0.0, 1.0)) {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.85s
[INFO] running `Command { std: "docker" "inspect" "b99ab9eca01075f232096f3a462cbb222f56fbaa865e53d873bccdff92ae481a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99ab9eca01075f232096f3a462cbb222f56fbaa865e53d873bccdff92ae481a", kill_on_drop: false }`
[INFO] [stdout] b99ab9eca01075f232096f3a462cbb222f56fbaa865e53d873bccdff92ae481a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d1c650940ae7173a740646f42ab58f25c193410f04ccc2b2214d671b062f9088
[INFO] running `Command { std: "docker" "start" "-a" "d1c650940ae7173a740646f42ab58f25c193410f04ccc2b2214d671b062f9088", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: renamed to `rng`
[INFO] [stdout]   --> src/fasta/sample.rs:36:41
[INFO] [stdout]    |
[INFO] [stdout] 36 |                     let mut rng = rand::thread_rng();
[INFO] [stdout]    |                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: renamed to `rng`
[INFO] [stdout]   --> src/fasta/sample.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let mut rng = rand::thread_rng();
[INFO] [stdout]    |                                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_bool`: Renamed to `random_bool`
[INFO] [stdout]   --> src/fasta/sample.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |                         if rng.gen_bool(prob) {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_bool`: Renamed to `random_bool`
[INFO] [stdout]   --> src/fasta/sample.rs:84:32
[INFO] [stdout]    |
[INFO] [stdout] 84 |                         if rng.gen_bool(prob.clamp(0.0, 1.0)) {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mmft v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: renamed to `rng`
[INFO] [stdout]   --> src/fasta/sample.rs:36:41
[INFO] [stdout]    |
[INFO] [stdout] 36 |                     let mut rng = rand::thread_rng();
[INFO] [stdout]    |                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: renamed to `rng`
[INFO] [stdout]   --> src/fasta/sample.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let mut rng = rand::thread_rng();
[INFO] [stdout]    |                                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_bool`: Renamed to `random_bool`
[INFO] [stdout]   --> src/fasta/sample.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |                         if rng.gen_bool(prob) {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_bool`: Renamed to `random_bool`
[INFO] [stdout]   --> src/fasta/sample.rs:84:32
[INFO] [stdout]    |
[INFO] [stdout] 84 |                         if rng.gen_bool(prob.clamp(0.0, 1.0)) {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "d1c650940ae7173a740646f42ab58f25c193410f04ccc2b2214d671b062f9088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1c650940ae7173a740646f42ab58f25c193410f04ccc2b2214d671b062f9088", kill_on_drop: false }`
[INFO] [stdout] d1c650940ae7173a740646f42ab58f25c193410f04ccc2b2214d671b062f9088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 079a0c17cca8103242df4ff2ba6b6ccc7267ee75e99efe4cc3a81d8803f80e6e
[INFO] running `Command { std: "docker" "start" "-a" "079a0c17cca8103242df4ff2ba6b6ccc7267ee75e99efe4cc3a81d8803f80e6e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `rand::thread_rng`: renamed to `rng`
[INFO] [stderr]   --> src/fasta/sample.rs:36:41
[INFO] [stderr]    |
[INFO] [stderr] 36 |                     let mut rng = rand::thread_rng();
[INFO] [stderr]    |                                         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::thread_rng`: renamed to `rng`
[INFO] [stderr]   --> src/fasta/sample.rs:66:41
[INFO] [stderr]    |
[INFO] [stderr] 66 |                     let mut rng = rand::thread_rng();
[INFO] [stderr]    |                                         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `rand::Rng::gen_bool`: Renamed to `random_bool`
[INFO] [stderr]   --> src/fasta/sample.rs:42:32
[INFO] [stderr]    |
[INFO] [stderr] 42 |                         if rng.gen_bool(prob) {
[INFO] [stderr]    |                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `rand::Rng::gen_bool`: Renamed to `random_bool`
[INFO] [stderr]   --> src/fasta/sample.rs:84:32
[INFO] [stderr]    |
[INFO] [stderr] 84 |                         if rng.gen_bool(prob.clamp(0.0, 1.0)) {
[INFO] [stderr]    |                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mmft` (lib) generated 4 warnings
[INFO] [stderr] warning: `mmft` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mmft-b498eca0ed711332)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mmft-f69e0008807ef3a7)
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mmft
[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" "079a0c17cca8103242df4ff2ba6b6ccc7267ee75e99efe4cc3a81d8803f80e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079a0c17cca8103242df4ff2ba6b6ccc7267ee75e99efe4cc3a81d8803f80e6e", kill_on_drop: false }`
[INFO] [stdout] 079a0c17cca8103242df4ff2ba6b6ccc7267ee75e99efe4cc3a81d8803f80e6e
