[INFO] updating cached repository https://github.com/3c1u/nareport01
[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] 8f72dedee7507d23a486d20f0299646b7dd56fc8
[INFO] testing 3c1u/nareport01 against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2F3c1u%2Fnareport01" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/3c1u/nareport01 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/3c1u/nareport01
[INFO] finished tweaking git repo https://github.com/3c1u/nareport01
[INFO] tweaked toml for git repo https://github.com/3c1u/nareport01 written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/3c1u/nareport01 already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] ba3c8bf9be972368c63ae967588152b923ca56191b3bc61cb5a37ab5820fbd31
[INFO] running `"docker" "start" "-a" "ba3c8bf9be972368c63ae967588152b923ca56191b3bc61cb5a37ab5820fbd31"`
[INFO] [stderr]    Compiling libm v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling alga v0.9.1
[INFO] [stderr]    Compiling nalgebra v0.18.0
[INFO] [stderr]    Compiling yp01_program v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `solve_na`
[INFO] [stderr]  --> src/nalgebra_solver.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn solve_na<T: AsRef<[f64]>>(a: &[T], b: &[f64], ans: &mut [f64]) -> Option<()> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.25s
[INFO] running `"docker" "inspect" "ba3c8bf9be972368c63ae967588152b923ca56191b3bc61cb5a37ab5820fbd31"`
[INFO] running `"docker" "rm" "-f" "ba3c8bf9be972368c63ae967588152b923ca56191b3bc61cb5a37ab5820fbd31"`
[INFO] [stdout] ba3c8bf9be972368c63ae967588152b923ca56191b3bc61cb5a37ab5820fbd31
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 6750273e8376e1f191a42a61e7e950a47331a70133620ce3c2aa851ed6c8d208
[INFO] running `"docker" "start" "-a" "6750273e8376e1f191a42a61e7e950a47331a70133620ce3c2aa851ed6c8d208"`
[INFO] [stderr]    Compiling yp01_program v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `solve_na`
[INFO] [stderr]  --> src/nalgebra_solver.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn solve_na<T: AsRef<[f64]>>(a: &[T], b: &[f64], ans: &mut [f64]) -> Option<()> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "6750273e8376e1f191a42a61e7e950a47331a70133620ce3c2aa851ed6c8d208"`
[INFO] running `"docker" "rm" "-f" "6750273e8376e1f191a42a61e7e950a47331a70133620ce3c2aa851ed6c8d208"`
[INFO] [stdout] 6750273e8376e1f191a42a61e7e950a47331a70133620ce3c2aa851ed6c8d208
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 8a157e0f55998de96239c3c78ca754e83e8de54686675abd77c89d44f4b93d90
[INFO] running `"docker" "start" "-a" "8a157e0f55998de96239c3c78ca754e83e8de54686675abd77c89d44f4b93d90"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yp01_program-f15f0d0ce1f1143b
[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" "8a157e0f55998de96239c3c78ca754e83e8de54686675abd77c89d44f4b93d90"`
[INFO] running `"docker" "rm" "-f" "8a157e0f55998de96239c3c78ca754e83e8de54686675abd77c89d44f4b93d90"`
[INFO] [stdout] 8a157e0f55998de96239c3c78ca754e83e8de54686675abd77c89d44f4b93d90