[INFO] crate roots 0.0.6 is already in cache
[INFO] testing roots-0.0.6 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate roots 0.0.6 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate roots 0.0.6 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate roots 0.0.6
[INFO] finished tweaking crates.io crate roots 0.0.6
[INFO] tweaked toml for crates.io crate roots 0.0.6 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b096bca47d1c5ee8b5769e85800c96fe1b0bc9013b98fd4475b4bb60f5d77085
[INFO] running `"docker" "start" "-a" "b096bca47d1c5ee8b5769e85800c96fe1b0bc9013b98fd4475b4bb60f5d77085"`
[INFO] [stderr]    Compiling roots v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "b096bca47d1c5ee8b5769e85800c96fe1b0bc9013b98fd4475b4bb60f5d77085"`
[INFO] running `"docker" "rm" "-f" "b096bca47d1c5ee8b5769e85800c96fe1b0bc9013b98fd4475b4bb60f5d77085"`
[INFO] [stdout] b096bca47d1c5ee8b5769e85800c96fe1b0bc9013b98fd4475b4bb60f5d77085
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6436c7b24dc7d61a585fac100b3155d4c709f899705c1524f662e903c257352d
[INFO] running `"docker" "start" "-a" "6436c7b24dc7d61a585fac100b3155d4c709f899705c1524f662e903c257352d"`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling roots v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/numerical/inverse_quadratic.rs:209:40
[INFO] [stderr]     |
[INFO] [stderr] 209 |         assert_eq!(result.unwrap_err().description(), "Initial values do not bracket zero");
[INFO] [stderr]     |                                        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/numerical/regula_falsi.rs:160:40
[INFO] [stderr]     |
[INFO] [stderr] 160 |         assert_eq!(result.unwrap_err().description(), "Initial values do not bracket zero");
[INFO] [stderr]     |                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `"docker" "inspect" "6436c7b24dc7d61a585fac100b3155d4c709f899705c1524f662e903c257352d"`
[INFO] running `"docker" "rm" "-f" "6436c7b24dc7d61a585fac100b3155d4c709f899705c1524f662e903c257352d"`
[INFO] [stdout] 6436c7b24dc7d61a585fac100b3155d4c709f899705c1524f662e903c257352d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c5390d9938547c472638465254417b1613dd1c1b8f4514751c08dd719c2aa4a
[INFO] running `"docker" "start" "-a" "3c5390d9938547c472638465254417b1613dd1c1b8f4514751c08dd719c2aa4a"`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/numerical/inverse_quadratic.rs:209:40
[INFO] [stderr]     |
[INFO] [stderr] 209 |         assert_eq!(result.unwrap_err().description(), "Initial values do not bracket zero");
[INFO] [stderr]     |                                        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/numerical/regula_falsi.rs:160:40
[INFO] [stderr]     |
[INFO] [stderr] 160 |         assert_eq!(result.unwrap_err().description(), "Initial values do not bracket zero");
[INFO] [stderr]     |                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/roots-d175e88293343de4
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test analytical::cubic::test::test_find_roots_cubic ... ok
[INFO] [stdout] test analytical::biquadratic::test::test_find_roots_biquadratic ... ok
[INFO] [stdout] test analytical::cubic_depressed::test::test_find_roots_cubic_depressed ... ok
[INFO] [stdout] test analytical::cubic::test::test_find_roots_cubic_small_discriminant ... ok
[INFO] [stdout] test analytical::cubic_normalized::test::test_find_roots_cubic_normalized ... ok
[INFO] [stdout] test analytical::quadratic::test::test_find_roots_quadratic ... ok
[INFO] [stdout] test analytical::quadratic::test::test_find_roots_quadratic_small_a2 ... ok
[INFO] [stdout] test analytical::linear::test::test_find_roots_linear ... ok
[INFO] [stdout] test analytical::cubic_normalized::test::test_find_roots_cubic_normalized_huge_discriminant ... ok
[INFO] [stdout] test analytical::quadratic::test::test_find_roots_quadratic_big_a1 ... ok
[INFO] [stdout] test analytical::quartic::test::test_find_roots_quartic_quadruple_root ... ok
[INFO] [stdout] test analytical::quartic_depressed::test::test_find_roots_quartic_depressed ... ok
[INFO] [stdout] test analytical::quartic::test::test_find_roots_quartic_triple_root ... ok
[INFO] [stdout] test float::test_float_cbrt ... ok
[INFO] [stdout] test analytical::roots::test_roots ... ok
[INFO] [stdout] test analytical::quartic::test::test_find_roots_quartic_tim_luecke ... 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::brent::test::test_find_root_brent ... ok
[INFO] [stdout] test numerical::brent::test::test_find_root_brent_simple ... ok
[INFO] [stdout] test analytical::quartic::test::test_find_roots_quartic ... ok
[INFO] [stdout] test numerical::newton_raphson::test::test_find_root_newton_raphson ... ok
[INFO] [stdout] test numerical::polynom::test::find_roots_sturm_tim_lueke ... ok
[INFO] [stdout] test numerical::inverse_quadratic::test::test_find_root_inverse_quadratic ... ok
[INFO] [stdout] test numerical::polynom::test::test_derivative_polynom_3 ... ok
[INFO] [stdout] test numerical::polynom::test::find_roots_sturm_7 ... ok
[INFO] [stderr]    Doc-tests roots
[INFO] [stdout] test numerical::inverse_quadratic::test::test_from_three_points ... ok
[INFO] [stdout] test numerical::eigen::test::test_find_roots_eigen ... ok
[INFO] [stdout] test numerical::polynom::test::test_derivative_polynom_5 ... ok
[INFO] [stdout] test numerical::regula_falsi::test::test_find_root_regula_falsi ... ok
[INFO] [stdout] test numerical::test::sample_bracketed ... ok
[INFO] [stdout] test numerical::test::root_interval_not_bracketed ... ok
[INFO] [stdout] test numerical::test::root_interval_middle ... 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::polynom::test::test_find_roots_sturm ... ok
[INFO] [stdout] test numerical::test::root_interval_bracketed ... ok
[INFO] [stdout] test numerical::secant::test::test_find_root_secant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/numerical/newton_raphson.rs - numerical::newton_raphson::find_root_newton_raphson (line 50) ... ok
[INFO] [stdout] test src/numerical/secant.rs - numerical::secant::find_root_secant (line 50) ... ok
[INFO] [stdout] test src/analytical/biquadratic.rs - analytical::biquadratic::find_roots_biquadratic (line 34) ... ok
[INFO] [stdout] test src/numerical/brent.rs - numerical::brent::find_root_brent (line 44) ... ok
[INFO] [stdout] test src/analytical/quadratic.rs - analytical::quadratic::find_roots_quadratic (line 34) ... 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/numerical/inverse_quadratic.rs - numerical::inverse_quadratic::find_root_inverse_quadratic (line 80) ... ok
[INFO] [stdout] test src/numerical/regula_falsi.rs - numerical::regula_falsi::find_root_regula_falsi (line 60) ... ok
[INFO] [stdout] test src/analytical/cubic_depressed.rs - analytical::cubic_depressed::find_roots_cubic_depressed (line 34) ... ok
[INFO] [stdout] test src/analytical/quartic_depressed.rs - analytical::quartic_depressed::find_roots_quartic_depressed (line 34) ... ok
[INFO] [stdout] test src/analytical/cubic_normalized.rs - analytical::cubic_normalized::find_roots_cubic_normalized (line 36) ... ok
[INFO] [stdout] test src/analytical/linear.rs - analytical::linear::find_roots_linear (line 32) ... ok
[INFO] [stdout] test src/numerical/polynom.rs - numerical::polynom::find_roots_sturm (line 424) ... ok
[INFO] [stdout] test src/analytical/quartic.rs - analytical::quartic::find_roots_quartic (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3c5390d9938547c472638465254417b1613dd1c1b8f4514751c08dd719c2aa4a"`
[INFO] running `"docker" "rm" "-f" "3c5390d9938547c472638465254417b1613dd1c1b8f4514751c08dd719c2aa4a"`
[INFO] [stdout] 3c5390d9938547c472638465254417b1613dd1c1b8f4514751c08dd719c2aa4a