[INFO] fetching crate root1d 0.4.1...
[INFO] testing root1d-0.4.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate root1d 0.4.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate root1d 0.4.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate root1d 0.4.1
[INFO] tweaked toml for crates.io crate root1d 0.4.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate root1d 0.4.1 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 root1d 0.4.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a0fd0937678c3592bdd17d8fe731f5a208d17dde8c2007bc5694ec37d7d2b007
[INFO] running `Command { std: "docker" "start" "-a" "a0fd0937678c3592bdd17d8fe731f5a208d17dde8c2007bc5694ec37d7d2b007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0fd0937678c3592bdd17d8fe731f5a208d17dde8c2007bc5694ec37d7d2b007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0fd0937678c3592bdd17d8fe731f5a208d17dde8c2007bc5694ec37d7d2b007", kill_on_drop: false }`
[INFO] [stdout] a0fd0937678c3592bdd17d8fe731f5a208d17dde8c2007bc5694ec37d7d2b007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e87d0fde7029a7aa32fa25643cf9cb0f9562a4e7018e8d060f13b8e390a363c5
[INFO] running `Command { std: "docker" "start" "-a" "e87d0fde7029a7aa32fa25643cf9cb0f9562a4e7018e8d060f13b8e390a363c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling root1d v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e87d0fde7029a7aa32fa25643cf9cb0f9562a4e7018e8d060f13b8e390a363c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87d0fde7029a7aa32fa25643cf9cb0f9562a4e7018e8d060f13b8e390a363c5", kill_on_drop: false }`
[INFO] [stdout] e87d0fde7029a7aa32fa25643cf9cb0f9562a4e7018e8d060f13b8e390a363c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 03f695a9e87b627aba60c0a3aa32ad63e85649b7698ac2b42719f3cb53818f66
[INFO] running `Command { std: "docker" "start" "-a" "03f695a9e87b627aba60c0a3aa32ad63e85649b7698ac2b42719f3cb53818f66", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling zerocopy v0.8.21
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling either v1.14.0
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling clap_builder v4.5.31
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling roots v0.0.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling is-terminal v0.4.15
[INFO] [stderr]    Compiling rand_core v0.9.2
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling clap v4.5.31
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling root1d v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 32.31s
[INFO] running `Command { std: "docker" "inspect" "03f695a9e87b627aba60c0a3aa32ad63e85649b7698ac2b42719f3cb53818f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f695a9e87b627aba60c0a3aa32ad63e85649b7698ac2b42719f3cb53818f66", kill_on_drop: false }`
[INFO] [stdout] 03f695a9e87b627aba60c0a3aa32ad63e85649b7698ac2b42719f3cb53818f66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8bca755904ef248d708c005f8ab9126c0c5e4df67517a9ca2557a7511a823426
[INFO] running `Command { std: "docker" "start" "-a" "8bca755904ef248d708c005f8ab9126c0c5e4df67517a9ca2557a7511a823426", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/root1d-a1e80417613dd66e)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::all_deriv_vanishing ... ok
[INFO] [stdout] test tests::bisect_discontinuous ... ok
[INFO] [stdout] test tests::bisect_f_nan ... ok
[INFO] [stdout] test tests::bisect_decr_bounds ... ok
[INFO] [stdout] test tests::bisect_no_sign_change ... ok
[INFO] [stdout] test tests::error_is_static ... ok
[INFO] [stdout] test tests::test_ipzero ... ok
[INFO] [stdout] test tests::test_newton_quadratic ... ok
[INFO] [stdout] test tests::difficult ... ok
[INFO] [stdout] test tests::toms748 ... ok
[INFO] [stdout] test tests::toms748_discontinuous ... ok
[INFO] [stdout] test tests::toms748_f_nan ... ok
[INFO] [stdout] test tests::toms748_large_interval ... ok
[INFO] [stdout] test tests::toms748_no_sign_change ... ok
[INFO] [stdout] test tests::toms748_no_term ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests root1d
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - bisect (line 536) ... ok
[INFO] [stdout] test src/lib.rs - toms748 (line 1025) ... ok
[INFO] [stdout] test src/lib.rs - BisectMut<'a,T,F,Term,R::Error>::root_mut (line 828) ... ok
[INFO] [stdout] test src/lib.rs - Toms748Mut<'a,T,F,Term,R::Error>::root_mut (line 1489) ... ok
[INFO] [stdout] test src/lib.rs - bisect (line 511) ... ok
[INFO] [stdout] test src/lib.rs - toms748 (line 999) ... ok
[INFO] [stdout] test src/lib.rs - (line 2264) ... ok
[INFO] [stdout] test src/lib.rs - bisect (line 523) ... ok
[INFO] [stdout] test src/lib.rs - toms748 (line 1012) ... ok
[INFO] [stdout] test src/lib.rs - bisect_mut (line 709) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8bca755904ef248d708c005f8ab9126c0c5e4df67517a9ca2557a7511a823426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bca755904ef248d708c005f8ab9126c0c5e4df67517a9ca2557a7511a823426", kill_on_drop: false }`
[INFO] [stdout] 8bca755904ef248d708c005f8ab9126c0c5e4df67517a9ca2557a7511a823426