[INFO] fetching crate roots 0.0.8...
[INFO] testing roots-0.0.8 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate roots 0.0.8 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate roots 0.0.8
[INFO] finished tweaking crates.io crate roots 0.0.8
[INFO] tweaked toml for crates.io crate roots 0.0.8 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate roots 0.0.8 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60a8405d05014d7b4c58575bdf03af43442b858f4094c987954bdaabc1ebdffe
[INFO] running `Command { std: "docker" "start" "-a" "60a8405d05014d7b4c58575bdf03af43442b858f4094c987954bdaabc1ebdffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60a8405d05014d7b4c58575bdf03af43442b858f4094c987954bdaabc1ebdffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60a8405d05014d7b4c58575bdf03af43442b858f4094c987954bdaabc1ebdffe", kill_on_drop: false }`
[INFO] [stdout] 60a8405d05014d7b4c58575bdf03af43442b858f4094c987954bdaabc1ebdffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62d87102212165dddb259b3c48138733fee3973ce3eb582937e4e9d4916278d2
[INFO] running `Command { std: "docker" "start" "-a" "62d87102212165dddb259b3c48138733fee3973ce3eb582937e4e9d4916278d2", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling roots v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/numerical/polynom.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | trait Polynom<F>
[INFO] [stdout]    |       ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 51 |     fn to_string(&self) -> String;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "62d87102212165dddb259b3c48138733fee3973ce3eb582937e4e9d4916278d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d87102212165dddb259b3c48138733fee3973ce3eb582937e4e9d4916278d2", kill_on_drop: false }`
[INFO] [stdout] 62d87102212165dddb259b3c48138733fee3973ce3eb582937e4e9d4916278d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f5d21dc2da943038cb7356d9808bc030cba045a50e9c6554b5cd4eb55b38676
[INFO] running `Command { std: "docker" "start" "-a" "3f5d21dc2da943038cb7356d9808bc030cba045a50e9c6554b5cd4eb55b38676", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/numerical/polynom.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | trait Polynom<F>
[INFO] [stdout]    |       ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 51 |     fn to_string(&self) -> String;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling roots v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/numerical/polynom.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | trait Polynom<F>
[INFO] [stdout]    |       ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 51 |     fn to_string(&self) -> String;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.60s
[INFO] running `Command { std: "docker" "inspect" "3f5d21dc2da943038cb7356d9808bc030cba045a50e9c6554b5cd4eb55b38676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5d21dc2da943038cb7356d9808bc030cba045a50e9c6554b5cd4eb55b38676", kill_on_drop: false }`
[INFO] [stdout] 3f5d21dc2da943038cb7356d9808bc030cba045a50e9c6554b5cd4eb55b38676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec778c027e66efd46bc1359fb270c5688f6add48d610e921de71e23014bc5af4
[INFO] running `Command { std: "docker" "start" "-a" "ec778c027e66efd46bc1359fb270c5688f6add48d610e921de71e23014bc5af4", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: method `to_string` is never used
[INFO] [stderr]   --> src/numerical/polynom.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | trait Polynom<F>
[INFO] [stderr]    |       ------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 51 |     fn to_string(&self) -> String;
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `roots` (lib) generated 1 warning
[INFO] [stderr] warning: `roots` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/roots-5a361706e403e175)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test analytical::biquadratic::test::test_find_roots_biquadratic ... ok
[INFO] [stdout] test analytical::cubic::test::test_find_roots_cubic ... ok
[INFO] [stdout] test analytical::cubic_depressed::test::test_find_roots_cubic_depressed ... ok
[INFO] [stdout] test analytical::cubic_normalized::test::test_find_roots_cubic_normalized ... ok
[INFO] [stdout] test analytical::cubic_normalized::test::test_find_roots_cubic_normalized_huge_discriminant ... ok
[INFO] [stdout] test analytical::linear::test::test_find_roots_linear ... ok
[INFO] [stdout] test analytical::quadratic::test::test_find_roots_quadratic ... ok
[INFO] [stdout] test analytical::quadratic::test::test_find_roots_quadratic_big_a1 ... ok
[INFO] [stdout] test analytical::cubic::test::test_find_roots_cubic_small_discriminant ... ok
[INFO] [stdout] test analytical::quadratic::test::test_find_roots_quadratic_small_a2 ... ok
[INFO] [stdout] test analytical::quartic::test::test_find_roots_quartic ... ok
[INFO] [stdout] test analytical::quartic::test::test_find_roots_quartic_quadruple_root ... ok
[INFO] [stdout] test analytical::quartic::test::test_find_roots_quartic_tim_luecke ... ok
[INFO] [stdout] test analytical::quartic::test::test_find_roots_quartic_triple_root ... ok
[INFO] [stdout] test analytical::quartic_depressed::test::test_find_roots_quartic_depressed ... ok
[INFO] [stdout] test analytical::roots::test_roots ... ok
[INFO] [stdout] test float::test_float_cbrt ... ok
[INFO] [stdout] test numerical::brent::test::test_find_root_brent ... ok
[INFO] [stdout] test numerical::brent::test::test_find_root_brent_simple ... ok
[INFO] [stdout] test numerical::eigen::test::test_find_roots_eigen ... ok
[INFO] [stdout] test numerical::eigen::test::test_find_roots_eigen_huge_discriminant ... ok
[INFO] [stdout] test numerical::eigen::test::test_find_roots_eigen_tim_lueke ... ok
[INFO] [stdout] test numerical::inverse_quadratic::test::test_find_root_inverse_quadratic ... ok
[INFO] [stdout] test numerical::inverse_quadratic::test::test_from_three_points ... ok
[INFO] [stdout] test numerical::newton_raphson::test::test_find_root_newton_raphson ... ok
[INFO] [stdout] test numerical::polynom::test::find_roots_sturm_7 ... ok
[INFO] [stdout] test numerical::polynom::test::find_roots_sturm_tim_lueke ... ok
[INFO] [stdout] test numerical::polynom::test::test_derivative_polynom_3 ... ok
[INFO] [stdout] test numerical::polynom::test::test_derivative_polynom_5 ... ok
[INFO] [stdout] test numerical::polynom::test::test_find_roots_sturm ... ok
[INFO] [stdout] test numerical::polynom::test::test_polynom_value ... ok
[INFO] [stdout] test numerical::polynom::test::test_polynom_value_and_derivative ... ok
[INFO] [stdout] test numerical::regula_falsi::test::test_find_root_regula_falsi ... ok
[INFO] [stdout] test numerical::test::root_interval_bracketed ... ok
[INFO] [stdout] test numerical::secant::test::test_find_root_secant ... ok
[INFO] [stdout] test numerical::test::root_interval_not_bracketed ... ok
[INFO] [stdout] test numerical::test::sample_bracketed ... ok
[INFO] [stdout] test numerical::test::root_interval_middle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests roots
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/analytical/cubic_depressed.rs - analytical::cubic_depressed::find_roots_cubic_depressed (line 34) ... ok
[INFO] [stdout] test src/numerical/brent.rs - numerical::brent::find_root_brent (line 44) ... ok
[INFO] [stdout] test src/numerical/inverse_quadratic.rs - numerical::inverse_quadratic::find_root_inverse_quadratic (line 80) ... ok
[INFO] [stdout] test src/numerical/secant.rs - numerical::secant::find_root_secant (line 50) ... ok
[INFO] [stdout] test src/analytical/cubic.rs - analytical::cubic::find_roots_cubic (line 38) ... ok
[INFO] [stdout] test src/numerical/eigen.rs - numerical::eigen::find_roots_eigen (line 662) ... ok
[INFO] [stdout] test src/analytical/quadratic.rs - analytical::quadratic::find_roots_quadratic (line 34) ... ok
[INFO] [stdout] test src/analytical/linear.rs - analytical::linear::find_roots_linear (line 32) ... ok
[INFO] [stdout] test src/analytical/cubic_normalized.rs - analytical::cubic_normalized::find_roots_cubic_normalized (line 36) ... ok
[INFO] [stdout] test src/analytical/biquadratic.rs - analytical::biquadratic::find_roots_biquadratic (line 34) ... ok
[INFO] [stdout] test src/analytical/quartic.rs - analytical::quartic::find_roots_quartic (line 70) ... ok
[INFO] [stdout] test src/analytical/quartic_depressed.rs - analytical::quartic_depressed::find_roots_quartic_depressed (line 34) ... ok
[INFO] [stdout] test src/numerical/newton_raphson.rs - numerical::newton_raphson::find_root_newton_raphson (line 50) ... ok
[INFO] [stdout] test src/numerical/polynom.rs - numerical::polynom::find_roots_sturm (line 424) ... ok
[INFO] [stdout] test src/numerical/regula_falsi.rs - numerical::regula_falsi::find_root_regula_falsi (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec778c027e66efd46bc1359fb270c5688f6add48d610e921de71e23014bc5af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec778c027e66efd46bc1359fb270c5688f6add48d610e921de71e23014bc5af4", kill_on_drop: false }`
[INFO] [stdout] ec778c027e66efd46bc1359fb270c5688f6add48d610e921de71e23014bc5af4