[INFO] cloning repository https://github.com/mankinskin/neuralnet [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mankinskin/neuralnet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmankinskin%2Fneuralnet", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmankinskin%2Fneuralnet'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 406df86db73559d1dae723715976e11f9ba4b9f2 [INFO] checking mankinskin/neuralnet against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmankinskin%2Fneuralnet" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mankinskin/neuralnet [INFO] finished tweaking git repo https://github.com/mankinskin/neuralnet [INFO] tweaked toml for git repo https://github.com/mankinskin/neuralnet written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mankinskin/neuralnet on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mankinskin/neuralnet 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-complex v0.2.1 [INFO] [stderr] Downloaded num v0.2.0 [INFO] [stderr] Downloaded rawpointer v0.1.0 [INFO] [stderr] Downloaded generic-array v0.12.0 [INFO] [stderr] Downloaded approx v0.3.1 [INFO] [stderr] Downloaded alga v0.8.2 [INFO] [stderr] Downloaded typenum v1.10.0 [INFO] [stderr] Downloaded matrixmultiply v0.2.2 [INFO] [stderr] Downloaded itertools v0.8.0 [INFO] [stderr] Downloaded libm v0.1.2 [INFO] [stderr] Downloaded num-bigint v0.2.2 [INFO] [stderr] Downloaded nalgebra v0.17.2 [INFO] [stderr] Downloaded libc v0.2.48 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56a3b4077dbff2720ea57b26c004fd2a563cdcfbe6001e1276432947729d6be7 [INFO] running `Command { std: "docker" "start" "-a" "56a3b4077dbff2720ea57b26c004fd2a563cdcfbe6001e1276432947729d6be7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56a3b4077dbff2720ea57b26c004fd2a563cdcfbe6001e1276432947729d6be7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56a3b4077dbff2720ea57b26c004fd2a563cdcfbe6001e1276432947729d6be7", kill_on_drop: false }` [INFO] [stdout] 56a3b4077dbff2720ea57b26c004fd2a563cdcfbe6001e1276432947729d6be7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d03b2c28b0fe53cdc81c5ff06482119d9795b91f4b022f1849094d5619b45a5c [INFO] running `Command { std: "docker" "start" "-a" "d03b2c28b0fe53cdc81c5ff06482119d9795b91f4b022f1849094d5619b45a5c", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Checking libm v0.1.2 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking either v1.5.1 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking matrixmultiply v0.2.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking generic-array v0.12.0 [INFO] [stderr] Checking approx v0.3.1 [INFO] [stderr] Checking alga v0.8.2 [INFO] [stderr] Checking nalgebra v0.17.2 [INFO] [stderr] Checking num v0.2.0 [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-0.17.2/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-0.17.2/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-0.17.2/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" "d03b2c28b0fe53cdc81c5ff06482119d9795b91f4b022f1849094d5619b45a5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d03b2c28b0fe53cdc81c5ff06482119d9795b91f4b022f1849094d5619b45a5c", kill_on_drop: false }` [INFO] [stdout] d03b2c28b0fe53cdc81c5ff06482119d9795b91f4b022f1849094d5619b45a5c