[INFO] crate matrixnum 0.1.0 is already in cache
[INFO] extracting crate matrixnum 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/matrixnum/0.1.0
[INFO] extracting crate matrixnum 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/matrixnum/0.1.0
[INFO] validating manifest of matrixnum-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of matrixnum-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing matrixnum-0.1.0
[INFO] finished frobbing matrixnum-0.1.0
[INFO] frobbed toml for matrixnum-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/matrixnum/0.1.0/Cargo.toml
[INFO] started frobbing matrixnum-0.1.0
[INFO] finished frobbing matrixnum-0.1.0
[INFO] frobbed toml for matrixnum-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/matrixnum/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "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" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing matrixnum-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/matrixnum/0.1.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 316554623af9ae9dc3c20c65080e300647998fd340e204d8580d3f764d1b2368
[INFO] running `"docker" "start" "-a" "316554623af9ae9dc3c20c65080e300647998fd340e204d8580d3f764d1b2368"`
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling matrixnum v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/matrix_trait.rs:8:41
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn generate(m: usize, n: usize, f: &Fn(usize, usize) -> f64) -> Self;
[INFO] [stderr]   |                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> f64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matrix_trait.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn map(&self, f: &Fn(f64) -> f64) -> Self;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/basic.rs:23:41
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn generate(m: usize, n: usize, f: &Fn(usize, usize) -> f64) -> BasicMatrix {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/basic.rs:104:23
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn map(&self, f: &Fn(f64) -> f64) -> BasicMatrix {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "316554623af9ae9dc3c20c65080e300647998fd340e204d8580d3f764d1b2368"`
[INFO] running `"docker" "rm" "-f" "316554623af9ae9dc3c20c65080e300647998fd340e204d8580d3f764d1b2368"`
[INFO] [stdout] 316554623af9ae9dc3c20c65080e300647998fd340e204d8580d3f764d1b2368
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/matrixnum/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 39ccd9439a404040127c39bf865662b6f8178bb34b9c89c878ccc696291ae809
[INFO] running `"docker" "start" "-a" "39ccd9439a404040127c39bf865662b6f8178bb34b9c89c878ccc696291ae809"`
[INFO] [stderr]    Compiling matrixnum v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/matrix_trait.rs:8:41
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn generate(m: usize, n: usize, f: &Fn(usize, usize) -> f64) -> Self;
[INFO] [stderr]   |                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> f64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matrix_trait.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn map(&self, f: &Fn(f64) -> f64) -> Self;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/basic.rs:23:41
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn generate(m: usize, n: usize, f: &Fn(usize, usize) -> f64) -> BasicMatrix {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/basic.rs:104:23
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn map(&self, f: &Fn(f64) -> f64) -> BasicMatrix {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "39ccd9439a404040127c39bf865662b6f8178bb34b9c89c878ccc696291ae809"`
[INFO] running `"docker" "rm" "-f" "39ccd9439a404040127c39bf865662b6f8178bb34b9c89c878ccc696291ae809"`
[INFO] [stdout] 39ccd9439a404040127c39bf865662b6f8178bb34b9c89c878ccc696291ae809
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/matrixnum/0.1.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] a117710ec21200f7465bc9027de7bfae7b7ca4760541d01addf4316a11f38752
[INFO] running `"docker" "start" "-a" "a117710ec21200f7465bc9027de7bfae7b7ca4760541d01addf4316a11f38752"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/matrixnum-42037c359cdb8f22
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test basic::tests::empty_matrix_test ... ok
[INFO] [stdout] test basic::tests::from_vec ... ok
[INFO] [stdout] test basic::tests::random_matrix_get ... ok
[INFO] [stdout] test basic::tests::transpose ... ok
[INFO] [stdout] test basic::tests::random_matrix_test ... ok
[INFO] [stdout] test basic::tests::random_mul_test1 ... ok
[INFO] [stdout] test basic::tests::random_mul_test3 ... ok
[INFO] [stdout] test basic::tests::random_mul_test4 ... ok
[INFO] [stdout] test basic::tests::random_mul_test2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests matrixnum
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/basic.rs - basic::BasicMatrix::generate (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a117710ec21200f7465bc9027de7bfae7b7ca4760541d01addf4316a11f38752"`
[INFO] running `"docker" "rm" "-f" "a117710ec21200f7465bc9027de7bfae7b7ca4760541d01addf4316a11f38752"`
[INFO] [stdout] a117710ec21200f7465bc9027de7bfae7b7ca4760541d01addf4316a11f38752