[INFO] cloning repository https://github.com/tirr-c/tiny-raytracer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tirr-c/tiny-raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftirr-c%2Ftiny-raytracer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftirr-c%2Ftiny-raytracer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3a307bc002b273278474e813cd11eb446df44673 [INFO] checking tirr-c/tiny-raytracer against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftirr-c%2Ftiny-raytracer" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tirr-c/tiny-raytracer [INFO] finished tweaking git repo https://github.com/tirr-c/tiny-raytracer [INFO] tweaked toml for git repo https://github.com/tirr-c/tiny-raytracer written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tirr-c/tiny-raytracer on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tirr-c/tiny-raytracer already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded byteorder v1.3.1 [INFO] [stderr] Downloaded arrayvec v0.4.10 [INFO] [stderr] Downloaded png v0.14.0 [INFO] [stderr] Downloaded rawpointer v0.1.0 [INFO] [stderr] Downloaded rayon-core v1.4.1 [INFO] [stderr] Downloaded approx v0.3.1 [INFO] [stderr] Downloaded generic-array v0.12.0 [INFO] [stderr] Downloaded alga v0.8.1 [INFO] [stderr] Downloaded cc v1.0.29 [INFO] [stderr] Downloaded quote v0.6.11 [INFO] [stderr] Downloaded matrixmultiply v0.2.2 [INFO] [stderr] Downloaded num-complex v0.2.1 [INFO] [stderr] Downloaded deflate v0.7.19 [INFO] [stderr] Downloaded syn v0.15.26 [INFO] [stderr] Downloaded rayon v1.0.3 [INFO] [stderr] Downloaded libm v0.1.2 [INFO] [stderr] Downloaded nalgebra v0.17.0 [INFO] [stderr] Downloaded rand_jitter v0.1.3 [INFO] [stderr] Downloaded num_cpus v1.10.0 [INFO] [stderr] Downloaded num-iter v0.1.37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7fc78c2065609eed7ce5432096a102747ace24bfc6e133b670989fa290aa5d7 [INFO] running `Command { std: "docker" "start" "-a" "f7fc78c2065609eed7ce5432096a102747ace24bfc6e133b670989fa290aa5d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7fc78c2065609eed7ce5432096a102747ace24bfc6e133b670989fa290aa5d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7fc78c2065609eed7ce5432096a102747ace24bfc6e133b670989fa290aa5d7", kill_on_drop: false }` [INFO] [stdout] f7fc78c2065609eed7ce5432096a102747ace24bfc6e133b670989fa290aa5d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37d6af2dd9dd0580cc3d8fe045fcb3137e0125a59ec5100c99704744a8a08a9b [INFO] running `Command { std: "docker" "start" "-a" "37d6af2dd9dd0580cc3d8fe045fcb3137e0125a59ec5100c99704744a8a08a9b", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling cc v1.0.29 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking libm v0.1.2 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking matrixmultiply v0.2.2 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking deflate v0.7.19 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking approx v0.3.1 [INFO] [stderr] Checking generic-array v0.12.0 [INFO] [stderr] Checking png v0.14.0 [INFO] [stderr] Checking alga v0.8.1 [INFO] [stderr] Checking nalgebra v0.17.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stdout] error[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nalgebra-0.17.0/src/base/cg.rs:297:44 [INFO] [stdout] | [INFO] [stdout] 297 | self[(j, i)] += shift[j] * self[(D::dim() - 1, i)]; [INFO] [stdout] | ---------------------------^^^^------------------- [INFO] [stdout] | | | [INFO] [stdout] | | immutable borrow occurs here [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | mutable borrow later used here [INFO] [stdout] | [INFO] [stdout] help: try adding a local storing this... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nalgebra-0.17.0/src/base/cg.rs:297:48 [INFO] [stdout] | [INFO] [stdout] 297 | self[(j, i)] += shift[j] * self[(D::dim() - 1, i)]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: ...and then using that local here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nalgebra-0.17.0/src/base/cg.rs:297:17 [INFO] [stdout] | [INFO] [stdout] 297 | self[(j, i)] += shift[j] * self[(D::dim() - 1, i)]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: could not compile `nalgebra` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "37d6af2dd9dd0580cc3d8fe045fcb3137e0125a59ec5100c99704744a8a08a9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37d6af2dd9dd0580cc3d8fe045fcb3137e0125a59ec5100c99704744a8a08a9b", kill_on_drop: false }` [INFO] [stdout] 37d6af2dd9dd0580cc3d8fe045fcb3137e0125a59ec5100c99704744a8a08a9b