[INFO] fetching crate space 0.19.0...
[INFO] testing space-0.19.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate space 0.19.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate space 0.19.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate space 0.19.0
[INFO] tweaked toml for crates.io crate space 0.19.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate space 0.19.0 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 crates.io crate space 0.19.0 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] de65f1b1d31cd404726e2407420ddf86d10744e4f4f177ce9a074463b4f9c5f8
[INFO] running `Command { std: "docker" "start" "-a" "de65f1b1d31cd404726e2407420ddf86d10744e4f4f177ce9a074463b4f9c5f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de65f1b1d31cd404726e2407420ddf86d10744e4f4f177ce9a074463b4f9c5f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de65f1b1d31cd404726e2407420ddf86d10744e4f4f177ce9a074463b4f9c5f8", kill_on_drop: false }`
[INFO] [stdout] de65f1b1d31cd404726e2407420ddf86d10744e4f4f177ce9a074463b4f9c5f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] aca4e58ea300bf6419284c5582a6d23db54d816cab3b4d2a48eb7700e546a255
[INFO] running `Command { std: "docker" "start" "-a" "aca4e58ea300bf6419284c5582a6d23db54d816cab3b4d2a48eb7700e546a255", kill_on_drop: false }`
[INFO] [stderr]    Compiling pgat v0.3.0
[INFO] [stderr]    Compiling space v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "aca4e58ea300bf6419284c5582a6d23db54d816cab3b4d2a48eb7700e546a255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca4e58ea300bf6419284c5582a6d23db54d816cab3b4d2a48eb7700e546a255", kill_on_drop: false }`
[INFO] [stdout] aca4e58ea300bf6419284c5582a6d23db54d816cab3b4d2a48eb7700e546a255
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] edee2af8349d944dd6d05c9cb67e73028475f4a19b9d240d0bf85137c5121730
[INFO] running `Command { std: "docker" "start" "-a" "edee2af8349d944dd6d05c9cb67e73028475f4a19b9d240d0bf85137c5121730", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling clap_builder v4.5.42
[INFO] [stderr]    Compiling criterion-plot v0.6.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling decorum v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling space v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_pcg v0.9.0
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling clap v4.5.42
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.7.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 42.35s
[INFO] running `Command { std: "docker" "inspect" "edee2af8349d944dd6d05c9cb67e73028475f4a19b9d240d0bf85137c5121730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edee2af8349d944dd6d05c9cb67e73028475f4a19b9d240d0bf85137c5121730", kill_on_drop: false }`
[INFO] [stdout] edee2af8349d944dd6d05c9cb67e73028475f4a19b9d240d0bf85137c5121730
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5bb3fd332986b138ed2fa0638c2b0c2a0f419d81e4f28561948ec1cd2d7194b5
[INFO] running `Command { std: "docker" "start" "-a" "5bb3fd332986b138ed2fa0638c2b0c2a0f419d81e4f28561948ec1cd2d7194b5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/space-26c539984245b95c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/linear_knn.rs (/opt/rustwide/target/debug/deps/linear_knn-c4f24ee61f2dee70)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_linear_container ... ok
[INFO] [stdout] test test_linear_search ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ndarray.rs (/opt/rustwide/target/debug/deps/ndarray-f83d1e36ec51ac70)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_ndarray_container ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests space
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] test src/lib.rs - Metric (line 52) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.83s; merged doctests compilation took 0.81s
[INFO] running `Command { std: "docker" "inspect" "5bb3fd332986b138ed2fa0638c2b0c2a0f419d81e4f28561948ec1cd2d7194b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bb3fd332986b138ed2fa0638c2b0c2a0f419d81e4f28561948ec1cd2d7194b5", kill_on_drop: false }`
[INFO] [stdout] 5bb3fd332986b138ed2fa0638c2b0c2a0f419d81e4f28561948ec1cd2d7194b5
