[INFO] fetching crate mathpack 0.1.8...
[INFO] testing mathpack-0.1.8 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate mathpack 0.1.8 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mathpack 0.1.8 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mathpack 0.1.8
[INFO] finished tweaking crates.io crate mathpack 0.1.8
[INFO] tweaked toml for crates.io crate mathpack 0.1.8 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alga v0.9.3
[INFO] [stderr]   Downloaded matrixmultiply v0.2.4
[INFO] [stderr]   Downloaded sqlite v0.25.3
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded sqlite3-src v0.2.12
[INFO] [stderr]   Downloaded nalgebra v0.18.1
[INFO] [stderr]   Downloaded gnuplot v0.0.31
[INFO] [stderr]   Downloaded sqlite3-sys v0.12.0
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcb92b53c6299e43bab7bba989499b1e871d39f23e0c95ac66e50f023461cde4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fcb92b53c6299e43bab7bba989499b1e871d39f23e0c95ac66e50f023461cde4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcb92b53c6299e43bab7bba989499b1e871d39f23e0c95ac66e50f023461cde4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb92b53c6299e43bab7bba989499b1e871d39f23e0c95ac66e50f023461cde4", kill_on_drop: false }`
[INFO] [stdout] fcb92b53c6299e43bab7bba989499b1e871d39f23e0c95ac66e50f023461cde4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 52bab775399c4a4ecf64689874594285af776b44ede77c4319a7588fac5ae526
[INFO] running `Command { std: "docker" "start" "-a" "52bab775399c4a4ecf64689874594285af776b44ede77c4319a7588fac5ae526", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling gnuplot v0.0.31
[INFO] [stderr]    Compiling text_io v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling sqlite3-src v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling sqlite3-sys v0.12.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling sqlite v0.25.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling nalgebra v0.18.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling mathpack v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fitting/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec<f64>], &[f64], &[f64]) -> f64;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec<f64>], &[f64], &[f64]) -> f64`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "52bab775399c4a4ecf64689874594285af776b44ede77c4319a7588fac5ae526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52bab775399c4a4ecf64689874594285af776b44ede77c4319a7588fac5ae526", kill_on_drop: false }`
[INFO] [stdout] 52bab775399c4a4ecf64689874594285af776b44ede77c4319a7588fac5ae526
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 68847713a39c497f0d4b7d3878c30e1168be783f12c2d5f8fb545a70ae5fe968
[INFO] running `Command { std: "docker" "start" "-a" "68847713a39c497f0d4b7d3878c30e1168be783f12c2d5f8fb545a70ae5fe968", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathpack v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fitting/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec<f64>], &[f64], &[f64]) -> f64;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec<f64>], &[f64], &[f64]) -> f64`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fitting/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec<f64>], &[f64], &[f64]) -> f64;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec<f64>], &[f64], &[f64]) -> f64`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "68847713a39c497f0d4b7d3878c30e1168be783f12c2d5f8fb545a70ae5fe968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68847713a39c497f0d4b7d3878c30e1168be783f12c2d5f8fb545a70ae5fe968", kill_on_drop: false }`
[INFO] [stdout] 68847713a39c497f0d4b7d3878c30e1168be783f12c2d5f8fb545a70ae5fe968
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4870bc6542d4d8b33c6ff425e0f30d2a3476678f19310eb2f9d921e34c8f3952
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4870bc6542d4d8b33c6ff425e0f30d2a3476678f19310eb2f9d921e34c8f3952", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 8 tests
[INFO] [stderr]   --> src/fitting/mod.rs:10:9
[INFO] [stdout] test functions::basic::tests::test_sinc ... ok
[INFO] [stderr]    |
[INFO] [stdout] test calculus::differentiation::tests::test_exp ... ok
[INFO] [stderr] 10 |     &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec<f64>], &[f64], &[f64]) -> f64;
[INFO] [stdout] test calculus::differentiation::tests::test_pow4 ... ok
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec<f64>], &[f64], &[f64]) -> f64`
[INFO] [stdout] test calculus::differentiation::tests::quad_test ... ok
[INFO] [stderr]    |
[INFO] [stdout] test calculus::differentiation::tests::test_circle ... ok
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fitting/mod.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec<f64>], &[f64], &[f64]) -> f64;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec<f64>], &[f64], &[f64]) -> f64`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mathpack-92dc312a46675bd2
[INFO] [stdout] test linalg::matrix::tests::it_works ... ok
[INFO] [stdout] test fitting::tests::test_2d_fit ... test fitting::tests::test_2d_fit has been running for over 60 seconds
[INFO] [stdout] test fitting::tests::test_quadratic_fit ... test fitting::tests::test_quadratic_fit has been running for over 60 seconds
[INFO] [stdout] test fitting::tests::test_quadratic_fit ... ok
[INFO] [stdout] test fitting::tests::test_2d_fit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 259.62s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mathpack
[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" "4870bc6542d4d8b33c6ff425e0f30d2a3476678f19310eb2f9d921e34c8f3952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4870bc6542d4d8b33c6ff425e0f30d2a3476678f19310eb2f9d921e34c8f3952", kill_on_drop: false }`
[INFO] [stdout] 4870bc6542d4d8b33c6ff425e0f30d2a3476678f19310eb2f9d921e34c8f3952