[INFO] crate lars 0.2.4 is already in cache
[INFO] extracting crate lars 0.2.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/lars/0.2.4
[INFO] extracting crate lars 0.2.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lars/0.2.4
[INFO] validating manifest of lars-0.2.4 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 lars-0.2.4 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 lars-0.2.4
[INFO] finished frobbing lars-0.2.4
[INFO] frobbed toml for lars-0.2.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/lars/0.2.4/Cargo.toml
[INFO] started frobbing lars-0.2.4
[INFO] finished frobbing lars-0.2.4
[INFO] frobbed toml for lars-0.2.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lars/0.2.4/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing lars-0.2.4 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-4/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/lars/0.2.4:/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] 381741d68a51f6e7b37b1e610ec1915a7aca6fad1027d7a73f70843cf373d475
[INFO] running `"docker" "start" "-a" "381741d68a51f6e7b37b1e610ec1915a7aca6fad1027d7a73f70843cf373d475"`
[INFO] [stderr]    Compiling lars v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "381741d68a51f6e7b37b1e610ec1915a7aca6fad1027d7a73f70843cf373d475"`
[INFO] running `"docker" "rm" "-f" "381741d68a51f6e7b37b1e610ec1915a7aca6fad1027d7a73f70843cf373d475"`
[INFO] [stdout] 381741d68a51f6e7b37b1e610ec1915a7aca6fad1027d7a73f70843cf373d475
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/lars/0.2.4:/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] 6a0aa96e439b0368baf48dcc085e2d18e46e09b6d7929cd4fa3ed87dccc5e6c3
[INFO] running `"docker" "start" "-a" "6a0aa96e439b0368baf48dcc085e2d18e46e09b6d7929cd4fa3ed87dccc5e6c3"`
[INFO] [stderr]    Compiling lars v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "6a0aa96e439b0368baf48dcc085e2d18e46e09b6d7929cd4fa3ed87dccc5e6c3"`
[INFO] running `"docker" "rm" "-f" "6a0aa96e439b0368baf48dcc085e2d18e46e09b6d7929cd4fa3ed87dccc5e6c3"`
[INFO] [stdout] 6a0aa96e439b0368baf48dcc085e2d18e46e09b6d7929cd4fa3ed87dccc5e6c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/lars/0.2.4:/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] 7d40e8be529024edc7f09da8acaa5e78a0a8778e98b5a16b96e9751bb1272fd4
[INFO] running `"docker" "start" "-a" "7d40e8be529024edc7f09da8acaa5e78a0a8778e98b5a16b96e9751bb1272fd4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lars-72a5775cf20537fa
[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] [stderr]    Doc-tests lars
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/matrix.rs - matrix (line 6) ... FAILED
[INFO] [stdout] test src/vector.rs - vector (line 25) ... FAILED
[INFO] [stdout] test src/matrix.rs - matrix (line 33) ... FAILED
[INFO] [stdout] test src/vector.rs - vector (line 7) ... FAILED
[INFO] [stdout] test src/matrix.rs - matrix (line 77) ... ok
[INFO] [stdout] test src/vector.rs - vector (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/matrix.rs - matrix (line 6) stdout ----
[INFO] [stdout] error[E0283]: type annotations required: cannot resolve `_: lars::common::Number`
[INFO] [stdout]   --> src/matrix.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let m3 = matrix::identity(5);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: required by `lars::matrix::identity`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/vector.rs - vector (line 25) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `new` in module `vector`
[INFO] [stdout]  --> src/vector.rs:31:27
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut foo = vector::new(5, 2.0);
[INFO] [stdout]   |                           ^^^ not found in `vector`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new` in module `vector`
[INFO] [stdout]   --> src/vector.rs:32:27
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut bar = vector::new(5, 1.5);
[INFO] [stdout]    |                           ^^^ not found in `vector`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/matrix.rs - matrix (line 33) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `new` in module `matrix`
[INFO] [stdout]  --> src/matrix.rs:39:27
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut foo = matrix::new(5, 5, 2.0);
[INFO] [stdout]   |                           ^^^ not found in `matrix`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new` in module `matrix`
[INFO] [stdout]   --> src/matrix.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut bar = matrix::new(5, 5, 1.5);
[INFO] [stdout]    |                           ^^^ not found in `matrix`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new` in module `matrix`
[INFO] [stdout]   --> src/matrix.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut foobar = matrix::new(4, 4, 0.0);
[INFO] [stdout]    |                              ^^^ not found in `matrix`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/vector.rs - vector (line 7) stdout ----
[INFO] [stdout] error[E0283]: type annotations required: cannot resolve `_: lars::common::Number`
[INFO] [stdout]   --> src/vector.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let v3 = vector::random(12);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: required by `lars::vector::random`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/matrix.rs - matrix (line 33)
[INFO] [stdout]     src/matrix.rs - matrix (line 6)
[INFO] [stdout]     src/vector.rs - vector (line 25)
[INFO] [stdout]     src/vector.rs - vector (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "7d40e8be529024edc7f09da8acaa5e78a0a8778e98b5a16b96e9751bb1272fd4"`
[INFO] running `"docker" "rm" "-f" "7d40e8be529024edc7f09da8acaa5e78a0a8778e98b5a16b96e9751bb1272fd4"`
[INFO] [stdout] 7d40e8be529024edc7f09da8acaa5e78a0a8778e98b5a16b96e9751bb1272fd4