[INFO] updating cached repository https://github.com/rogerallen/rustrt
[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] 32dc024d6d6f22a7d15e3df1edb978f1f1052d4f
[INFO] testing rogerallen/rustrt against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogerallen%2Frustrt" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rogerallen/rustrt 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/rogerallen/rustrt
[INFO] finished tweaking git repo https://github.com/rogerallen/rustrt
[INFO] tweaked toml for git repo https://github.com/rogerallen/rustrt written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/rogerallen/rustrt 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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] ad6e2f7cc66b1354b3bef470e881eba0264ad04422540909f7e55d7753043bf0
[INFO] running `"docker" "start" "-a" "ad6e2f7cc66b1354b3bef470e881eba0264ad04422540909f7e55d7753043bf0"`
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling rustrt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |             let mut outward_normal = if entering {
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 |             let mut ni_over_nt = if entering { *ref_idx } else { 1.0 / *ref_idx };
[INFO] [stderr]    |                 ----^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |             let mut cosine = if entering {
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 |             let mut reflect_prob =
[INFO] [stderr]    |                 ----^^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `"docker" "inspect" "ad6e2f7cc66b1354b3bef470e881eba0264ad04422540909f7e55d7753043bf0"`
[INFO] running `"docker" "rm" "-f" "ad6e2f7cc66b1354b3bef470e881eba0264ad04422540909f7e55d7753043bf0"`
[INFO] [stdout] ad6e2f7cc66b1354b3bef470e881eba0264ad04422540909f7e55d7753043bf0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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] 28e8b0861b5c11145b65712fee9dad6612a4a17273d6b9c9fd559f7f8463dc4a
[INFO] running `"docker" "start" "-a" "28e8b0861b5c11145b65712fee9dad6612a4a17273d6b9c9fd559f7f8463dc4a"`
[INFO] [stderr]    Compiling rustrt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |             let mut outward_normal = if entering {
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 |             let mut ni_over_nt = if entering { *ref_idx } else { 1.0 / *ref_idx };
[INFO] [stderr]    |                 ----^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |             let mut cosine = if entering {
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/material.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 |             let mut reflect_prob =
[INFO] [stderr]    |                 ----^^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "28e8b0861b5c11145b65712fee9dad6612a4a17273d6b9c9fd559f7f8463dc4a"`
[INFO] running `"docker" "rm" "-f" "28e8b0861b5c11145b65712fee9dad6612a4a17273d6b9c9fd559f7f8463dc4a"`
[INFO] [stdout] 28e8b0861b5c11145b65712fee9dad6612a4a17273d6b9c9fd559f7f8463dc4a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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] b2c319f0552bc065be4d56a680425de53b00bb2d48b679d342a7ba5705d6a29b
[INFO] running `"docker" "start" "-a" "b2c319f0552bc065be4d56a680425de53b00bb2d48b679d342a7ba5705d6a29b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustrt-9857d1414692dda3
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test vec3::test_add ... ok
[INFO] [stdout] test vec3::test_add_assign ... ok
[INFO] [stdout] test vec3::test_cross ... ok
[INFO] [stdout] test vec3::test_div ... ok
[INFO] [stdout] test vec3::test_dot ... ok
[INFO] [stdout] test vec3::test_mul ... ok
[INFO] [stdout] test vec3::test_neg ... ok
[INFO] [stdout] test vec3::test_sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b2c319f0552bc065be4d56a680425de53b00bb2d48b679d342a7ba5705d6a29b"`
[INFO] running `"docker" "rm" "-f" "b2c319f0552bc065be4d56a680425de53b00bb2d48b679d342a7ba5705d6a29b"`
[INFO] [stdout] b2c319f0552bc065be4d56a680425de53b00bb2d48b679d342a7ba5705d6a29b