[INFO] cloning repository https://github.com/irisendozo/langtons-ant [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/irisendozo/langtons-ant" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firisendozo%2Flangtons-ant", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firisendozo%2Flangtons-ant'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aec5811348c017f6cfb3f66767c565dbadede4a7 [INFO] checking irisendozo/langtons-ant against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firisendozo%2Flangtons-ant" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/irisendozo/langtons-ant on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/irisendozo/langtons-ant [INFO] finished tweaking git repo https://github.com/irisendozo/langtons-ant [INFO] tweaked toml for git repo https://github.com/irisendozo/langtons-ant written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/irisendozo/langtons-ant 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded alga v0.8.2 [INFO] [stderr] Downloaded nalgebra v0.17.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 804eadcdafed6dedfbb35999f8c59c2d99c6674fa6dece5535e2f33a0797b03f [INFO] running `Command { std: "docker" "start" "-a" "804eadcdafed6dedfbb35999f8c59c2d99c6674fa6dece5535e2f33a0797b03f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "804eadcdafed6dedfbb35999f8c59c2d99c6674fa6dece5535e2f33a0797b03f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "804eadcdafed6dedfbb35999f8c59c2d99c6674fa6dece5535e2f33a0797b03f", kill_on_drop: false }` [INFO] [stdout] 804eadcdafed6dedfbb35999f8c59c2d99c6674fa6dece5535e2f33a0797b03f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6f74896b49f58d8eaf1898f3bcc714f2a5e333cb785aad7f942481f02680108 [INFO] running `Command { std: "docker" "start" "-a" "f6f74896b49f58d8eaf1898f3bcc714f2a5e333cb785aad7f942481f02680108", kill_on_drop: false }` [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 num-traits v0.2.6 [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking libm v0.1.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking matrixmultiply v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking rand_os v0.1.2 [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] [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-6f17d22bba15001f/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-6f17d22bba15001f/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-6f17d22bba15001f/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] error: aborting due to 1 previous error [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 2 previous errors [INFO] running `Command { std: "docker" "inspect" "f6f74896b49f58d8eaf1898f3bcc714f2a5e333cb785aad7f942481f02680108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6f74896b49f58d8eaf1898f3bcc714f2a5e333cb785aad7f942481f02680108", kill_on_drop: false }` [INFO] [stdout] f6f74896b49f58d8eaf1898f3bcc714f2a5e333cb785aad7f942481f02680108 [INFO] checking irisendozo/langtons-ant against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firisendozo%2Flangtons-ant" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/irisendozo/langtons-ant on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/irisendozo/langtons-ant [INFO] finished tweaking git repo https://github.com/irisendozo/langtons-ant [INFO] tweaked toml for git repo https://github.com/irisendozo/langtons-ant written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/irisendozo/langtons-ant 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4143a88e4cceaf6a38b9bca0e1e794076cd45935d03d3e69331eaf92c46adcac [INFO] running `Command { std: "docker" "start" "-a" "4143a88e4cceaf6a38b9bca0e1e794076cd45935d03d3e69331eaf92c46adcac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4143a88e4cceaf6a38b9bca0e1e794076cd45935d03d3e69331eaf92c46adcac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4143a88e4cceaf6a38b9bca0e1e794076cd45935d03d3e69331eaf92c46adcac", kill_on_drop: false }` [INFO] [stdout] 4143a88e4cceaf6a38b9bca0e1e794076cd45935d03d3e69331eaf92c46adcac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dcec7c47ed96e5a18b6e7b8d26ce043d51da51c314b1be812180891d17c49d12 [INFO] running `Command { std: "docker" "start" "-a" "dcec7c47ed96e5a18b6e7b8d26ce043d51da51c314b1be812180891d17c49d12", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "dcec7c47ed96e5a18b6e7b8d26ce043d51da51c314b1be812180891d17c49d12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcec7c47ed96e5a18b6e7b8d26ce043d51da51c314b1be812180891d17c49d12", kill_on_drop: false }` [INFO] [stdout] dcec7c47ed96e5a18b6e7b8d26ce043d51da51c314b1be812180891d17c49d12