[INFO] fetching crate mathpack 0.1.8...
[INFO] extracting crate mathpack 0.1.8 into work/ex/beta-1.37-6/sources/1.36.0/reg/mathpack/0.1.8
[INFO] extracting crate mathpack 0.1.8 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mathpack/0.1.8
[INFO] validating manifest of mathpack-0.1.8 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mathpack-0.1.8 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mathpack-0.1.8
[INFO] finished frobbing mathpack-0.1.8
[INFO] frobbed toml for mathpack-0.1.8 written to work/ex/beta-1.37-6/sources/1.36.0/reg/mathpack/0.1.8/Cargo.toml
[INFO] started frobbing mathpack-0.1.8
[INFO] finished frobbing mathpack-0.1.8
[INFO] frobbed toml for mathpack-0.1.8 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mathpack/0.1.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mathpack-0.1.8 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mathpack/0.1.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 85ca2e91fdfe0ccf0f7c70c510a64af58965418adc5c620c9b3faa236fdfb412
[INFO] running `"docker" "start" "-a" "85ca2e91fdfe0ccf0f7c70c510a64af58965418adc5c620c9b3faa236fdfb412"`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling gnuplot v0.0.31
[INFO] [stderr]    Compiling text_io v0.1.7
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling matrixmultiply v0.2.2
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling alga v0.9.1
[INFO] [stderr]    Compiling sqlite3-src v0.2.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling sqlite3-sys v0.12.0
[INFO] [stderr]    Compiling sqlite v0.25.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling nalgebra v0.18.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling mathpack v0.1.8 (/opt/crater/workdir)
[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]     Finished dev [optimized + debuginfo] target(s) in 1m 35s
[INFO] running `"docker" "inspect" "85ca2e91fdfe0ccf0f7c70c510a64af58965418adc5c620c9b3faa236fdfb412"`
[INFO] running `"docker" "rm" "-f" "85ca2e91fdfe0ccf0f7c70c510a64af58965418adc5c620c9b3faa236fdfb412"`
[INFO] [stdout] 85ca2e91fdfe0ccf0f7c70c510a64af58965418adc5c620c9b3faa236fdfb412
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mathpack/0.1.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 74c1f3bfcca73788715bb27bf1c42e3c61d9d412e0878807314f9784cbf3ded1
[INFO] running `"docker" "start" "-a" "74c1f3bfcca73788715bb27bf1c42e3c61d9d412e0878807314f9784cbf3ded1"`
[INFO] [stderr]    Compiling mathpack v0.1.8 (/opt/crater/workdir)
[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]     Finished dev [optimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "74c1f3bfcca73788715bb27bf1c42e3c61d9d412e0878807314f9784cbf3ded1"`
[INFO] running `"docker" "rm" "-f" "74c1f3bfcca73788715bb27bf1c42e3c61d9d412e0878807314f9784cbf3ded1"`
[INFO] [stdout] 74c1f3bfcca73788715bb27bf1c42e3c61d9d412e0878807314f9784cbf3ded1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mathpack/0.1.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 58885e401e109d74a453cc59c349db8cb9a4c3ddb7738b5c031a3f69fb2e8f16
[INFO] running `"docker" "start" "-a" "58885e401e109d74a453cc59c349db8cb9a4c3ddb7738b5c031a3f69fb2e8f16"`
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mathpack-d9eceaaa85aefe6e
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test calculus::differentiation::tests::test_circle ... ok
[INFO] [stdout] test calculus::differentiation::tests::quad_test ... ok
[INFO] [stdout] test functions::basic::tests::test_sinc ... ok
[INFO] [stdout] test calculus::differentiation::tests::test_pow4 ... ok
[INFO] [stdout] test calculus::differentiation::tests::test_exp ... ok
[INFO] [stdout] test linalg::matrix::tests::it_works ... ok
[INFO] [stdout] test fitting::tests::test_quadratic_fit ... 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_2d_fit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "58885e401e109d74a453cc59c349db8cb9a4c3ddb7738b5c031a3f69fb2e8f16"`
[INFO] running `"docker" "rm" "-f" "58885e401e109d74a453cc59c349db8cb9a4c3ddb7738b5c031a3f69fb2e8f16"`
[INFO] [stdout] 58885e401e109d74a453cc59c349db8cb9a4c3ddb7738b5c031a3f69fb2e8f16