[INFO] updating cached repository https://github.com/anderslanglands/optix-rs-pathtracer-example
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 86c0fbb13707d491b33228f34524aedf6b170c9e
[INFO] checking anderslanglands/optix-rs-pathtracer-example against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanderslanglands%2Foptix-rs-pathtracer-example" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anderslanglands/optix-rs-pathtracer-example on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/anderslanglands/optix-rs-pathtracer-example
[INFO] finished tweaking git repo https://github.com/anderslanglands/optix-rs-pathtracer-example
[INFO] tweaked toml for git repo https://github.com/anderslanglands/optix-rs-pathtracer-example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/anderslanglands/optix-rs-pathtracer-example already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 625888ff043d849f36d58d7253c890ce0728800e43d521e0cdb6a8a8c30f172d
[INFO] running `"docker" "start" "-a" "625888ff043d849f36d58d7253c890ce0728800e43d521e0cdb6a8a8c30f172d"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling rust-ini v0.12.2
[INFO] [stderr]    Compiling bindgen v0.41.0
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling yaml-rust v0.4.2
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling toml v0.4.8
[INFO] [stderr]    Compiling glfw-sys v3.2.2
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-epoch v0.6.0
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking alga v0.7.2
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]     Checking nalgebra v0.16.5
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking config v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]     Checking glfw v0.23.0
[INFO] [stderr]    Compiling optix-pathtracer-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]  --> build.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::path::PathBuf;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> build.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `optix-pathtracer-example v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/optix-pathtracer-example-96f925fe0123c674/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'OPTIX_ROOT not found. You must set OPTIX_ROOT either as an environment variable, or in build-settings.toml to point to the root of your OptiX installation.', build.rs:21:22
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x557a09b0a804 - backtrace::backtrace::libunwind::trace::h9e598fcb10d5c4f5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x557a09b0a804 - backtrace::backtrace::trace_unsynchronized::hbfbd58fbb4a2603e
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x557a09b0a804 - std::sys_common::backtrace::_print_fmt::hacb596a8013761df
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x557a09b0a804 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha1ba73c9085723eb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x557a09b3577c - core::fmt::write::hb4ac1e8a8c800611
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x557a09b06b23 - std::io::Write::write_fmt::ha413e6029f4d499f
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x557a09b0d3f5 - std::sys_common::backtrace::_print::h5afa8b3832cd03b8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x557a09b0d3f5 - std::sys_common::backtrace::print::h49229e3486b70f83
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x557a09b0d3f5 - std::panicking::default_hook::{{closure}}::hcfefd5f4943f3aa9
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x557a09b0d132 - std::panicking::default_hook::h4c2b6d8d034c53de
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x557a09b0da52 - std::panicking::rust_panic_with_hook::hf8cee70c0118d2cc
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x557a09b0d63b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x557a09b341a1 - core::panicking::panic_fmt::h01af33c385562c2b
[INFO] [stderr]                                at src/libcore/panicking.rs:111
[INFO] [stderr]   13:     0x557a09b33f33 - core::option::expect_failed::hd396fca6b2983524
[INFO] [stderr]                                at src/libcore/option.rs:1260
[INFO] [stderr]   14:     0x557a0991fb3d - core::option::Option<T>::expect::h38d65e50522aa815
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libcore/option.rs:347
[INFO] [stderr]   15:     0x557a0991ebd8 - build_script_build::main::h6dfd2df610a2d41b
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:21
[INFO] [stderr]   16:     0x557a09920adb - std::rt::lang_start::{{closure}}::h1785e4101b224d24
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x557a09b0de98 - std::rt::lang_start_internal::{{closure}}::h4c4631d379953dd0
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x557a09b0de98 - std::panicking::try::do_call::hc26b3db2421dedbb
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   19:     0x557a09b0de98 - std::panicking::try::h4da6835c8705b8a7
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   20:     0x557a09b0de98 - std::panic::catch_unwind::h02aff520273fa6b1
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x557a09b0de98 - std::rt::lang_start_internal::he0572ca212cb5ef4
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x557a09920ab7 - std::rt::lang_start::h6071aec6edd59be6
[INFO] [stderr]                                at /rustc/209b2be09fcaff937480d1fbbe8b31646e361c7a/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x557a0991f16a - main
[INFO] [stderr]   24:     0x7f882846cb97 - __libc_start_main
[INFO] [stderr]   25:     0x557a0991dc8a - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.16.5/src/base/cg.rs:292:44
[INFO] [stderr]     |
[INFO] [stderr] 292 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stderr]     |                 ---------------------------^^^^-------------------
[INFO] [stderr]     |                 |                          |
[INFO] [stderr]     |                 |                          immutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow later used here
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0502`.
[INFO] [stderr] error: could not compile `nalgebra`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "625888ff043d849f36d58d7253c890ce0728800e43d521e0cdb6a8a8c30f172d"`
[INFO] running `"docker" "rm" "-f" "625888ff043d849f36d58d7253c890ce0728800e43d521e0cdb6a8a8c30f172d"`
[INFO] [stdout] 625888ff043d849f36d58d7253c890ce0728800e43d521e0cdb6a8a8c30f172d
