[INFO] fetching crate graph-sparsifier 0.1.1...
[INFO] testing graph-sparsifier-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate graph-sparsifier 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate graph-sparsifier 0.1.1
[INFO] finished tweaking crates.io crate graph-sparsifier 0.1.1
[INFO] tweaked toml for crates.io crate graph-sparsifier 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate graph-sparsifier 0.1.1 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] crate crates.io crate graph-sparsifier 0.1.1 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-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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbbecea89007535d0fe1c6f6268b918e3080256c5b850f6b27866e788d7707ee
[INFO] running `Command { std: "docker" "start" "-a" "cbbecea89007535d0fe1c6f6268b918e3080256c5b850f6b27866e788d7707ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbbecea89007535d0fe1c6f6268b918e3080256c5b850f6b27866e788d7707ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbbecea89007535d0fe1c6f6268b918e3080256c5b850f6b27866e788d7707ee", kill_on_drop: false }`
[INFO] [stdout] cbbecea89007535d0fe1c6f6268b918e3080256c5b850f6b27866e788d7707ee
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a7a2f317f16fa7650cb55a3de379265687ffec68f0eb0f5837c9ce1f5c70ef2
[INFO] running `Command { std: "docker" "start" "-a" "1a7a2f317f16fa7650cb55a3de379265687ffec68f0eb0f5837c9ce1f5c70ef2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling bimap v0.6.3
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling keyed_priority_queue v0.4.2
[INFO] [stderr]    Compiling algograph v0.4.0
[INFO] [stderr]    Compiling graph-sparsifier v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.99s
[INFO] running `Command { std: "docker" "inspect" "1a7a2f317f16fa7650cb55a3de379265687ffec68f0eb0f5837c9ce1f5c70ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7a2f317f16fa7650cb55a3de379265687ffec68f0eb0f5837c9ce1f5c70ef2", kill_on_drop: false }`
[INFO] [stdout] 1a7a2f317f16fa7650cb55a3de379265687ffec68f0eb0f5837c9ce1f5c70ef2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97e9984102df2f5838d685a585171bd5cc8ffeba15af643224ad576caf4e0b4e
[INFO] running `Command { std: "docker" "start" "-a" "97e9984102df2f5838d685a585171bd5cc8ffeba15af643224ad576caf4e0b4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling clap_builder v4.5.32
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.39
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling algograph v0.4.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap v4.5.32
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling mimalloc v0.1.43
[INFO] [stderr]    Compiling graph-sparsifier v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "97e9984102df2f5838d685a585171bd5cc8ffeba15af643224ad576caf4e0b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e9984102df2f5838d685a585171bd5cc8ffeba15af643224ad576caf4e0b4e", kill_on_drop: false }`
[INFO] [stdout] 97e9984102df2f5838d685a585171bd5cc8ffeba15af643224ad576caf4e0b4e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0af63016ca2ee5f6fad8870e61a52cf34e529be8d1a831f5857d0f841ed24387
[INFO] running `Command { std: "docker" "start" "-a" "0af63016ca2ee5f6fad8870e61a52cf34e529be8d1a831f5857d0f841ed24387", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/graph_sparsifier-7bcd7aef668fa279)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test page_rank::approx::tests::polliwog_4head_1tail ... ok
[INFO] [stdout] test subset::tests::one ... ok
[INFO] [stdout] test subset::tests::two ... ok
[INFO] [stdout] test page_rank::approx::tests::grape4_3 ... ok
[INFO] [stdout] test page_rank::approx::tests::rope_10 ... ok
[INFO] [stdout] test subset::tests::zero ... ok
[INFO] [stdout] test page_rank::approx::tests::dumbbell_1 ... ok
[INFO] [stdout] test page_rank::approx::tests::grape4_2 ... ok
[INFO] [stdout] test page_rank::approx::tests::dumbbell_0 ... ok
[INFO] [stdout] test page_rank::approx::tests::disconnect ... ok
[INFO] [stdout] test page_rank::approx::tests::random_graph ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests graph_sparsifier
[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" "0af63016ca2ee5f6fad8870e61a52cf34e529be8d1a831f5857d0f841ed24387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0af63016ca2ee5f6fad8870e61a52cf34e529be8d1a831f5857d0f841ed24387", kill_on_drop: false }`
[INFO] [stdout] 0af63016ca2ee5f6fad8870e61a52cf34e529be8d1a831f5857d0f841ed24387