[INFO] updating cached repository https://github.com/dikuchan/compmath-labs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ff0cf592aefeb384807ec83dca910a29182cb1a
[INFO] testing dikuchan/compmath-labs against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdikuchan%2Fcompmath-labs" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dikuchan/compmath-labs on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dikuchan/compmath-labs
[INFO] finished tweaking git repo https://github.com/dikuchan/compmath-labs
[INFO] tweaked toml for git repo https://github.com/dikuchan/compmath-labs written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 43dd6082c0fc08443f0ffccf0b987f345242852eecdbf2db89a172b61884100e
[INFO] running `"docker" "start" "-a" "43dd6082c0fc08443f0ffccf0b987f345242852eecdbf2db89a172b61884100e"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling alga v0.9.1
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling nalgebra v0.18.1
[INFO] [stderr]    Compiling compmath v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/decomposition.rs:59:67
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn decompose(mut matrix: DMatrix<f64>) -> Result<LUP, Box<Error>> {
[INFO] [stderr]    |                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[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.rs:22:56
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn read(path: PathBuf) -> Result<DMatrix<f64>, Box<Error>> {
[INFO] [stderr]    |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matrix.rs:73:105
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub fn jacobi(matrix: &DMatrix<f64>, b: &DMatrix<f64>, epsilon: f64) -> Result<(DMatrix<f64>, i32), Box<Error>> {
[INFO] [stderr]    |                                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matrix.rs:100:105
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub fn seidel(matrix: &DMatrix<f64>, b: &DMatrix<f64>, epsilon: f64) -> Result<(DMatrix<f64>, i32), Box<Error>> {
[INFO] [stderr]     |                                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.79s
[INFO] running `"docker" "inspect" "43dd6082c0fc08443f0ffccf0b987f345242852eecdbf2db89a172b61884100e"`
[INFO] running `"docker" "rm" "-f" "43dd6082c0fc08443f0ffccf0b987f345242852eecdbf2db89a172b61884100e"`
[INFO] [stdout] 43dd6082c0fc08443f0ffccf0b987f345242852eecdbf2db89a172b61884100e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] fb4e2eef2b99c4b5f774e6860484f48e01d75d288ee4d816dcbdfa85cb829e7f
[INFO] running `"docker" "start" "-a" "fb4e2eef2b99c4b5f774e6860484f48e01d75d288ee4d816dcbdfa85cb829e7f"`
[INFO] [stderr]    Compiling compmath v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/decomposition.rs:59:67
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn decompose(mut matrix: DMatrix<f64>) -> Result<LUP, Box<Error>> {
[INFO] [stderr]    |                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[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.rs:22:56
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn read(path: PathBuf) -> Result<DMatrix<f64>, Box<Error>> {
[INFO] [stderr]    |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matrix.rs:73:105
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub fn jacobi(matrix: &DMatrix<f64>, b: &DMatrix<f64>, epsilon: f64) -> Result<(DMatrix<f64>, i32), Box<Error>> {
[INFO] [stderr]    |                                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matrix.rs:100:105
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub fn seidel(matrix: &DMatrix<f64>, b: &DMatrix<f64>, epsilon: f64) -> Result<(DMatrix<f64>, i32), Box<Error>> {
[INFO] [stderr]     |                                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "fb4e2eef2b99c4b5f774e6860484f48e01d75d288ee4d816dcbdfa85cb829e7f"`
[INFO] running `"docker" "rm" "-f" "fb4e2eef2b99c4b5f774e6860484f48e01d75d288ee4d816dcbdfa85cb829e7f"`
[INFO] [stdout] fb4e2eef2b99c4b5f774e6860484f48e01d75d288ee4d816dcbdfa85cb829e7f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] fbb9f5995db62bb92e66439225880c231d226c65f56ba4a6a9d1fd449ce14ec6
[INFO] running `"docker" "start" "-a" "fbb9f5995db62bb92e66439225880c231d226c65f56ba4a6a9d1fd449ce14ec6"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compmath-21f06094d9731ce9
[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" "fbb9f5995db62bb92e66439225880c231d226c65f56ba4a6a9d1fd449ce14ec6"`
[INFO] running `"docker" "rm" "-f" "fbb9f5995db62bb92e66439225880c231d226c65f56ba4a6a9d1fd449ce14ec6"`
[INFO] [stdout] fbb9f5995db62bb92e66439225880c231d226c65f56ba4a6a9d1fd449ce14ec6