[INFO] cloning repository https://github.com/steffenhaug/array [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steffenhaug/array" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteffenhaug%2Farray", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteffenhaug%2Farray'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 206363dfd9ebd023048e1d02defb129a2ab137ac [INFO] checking steffenhaug/array against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteffenhaug%2Farray" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/steffenhaug/array on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/steffenhaug/array [INFO] finished tweaking git repo https://github.com/steffenhaug/array [INFO] tweaked toml for git repo https://github.com/steffenhaug/array written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/steffenhaug/array already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f1975dc6b6844a8abaa42cc67b7dca6599cd0c58aa3d1f2d458e931f59a35eef [INFO] running `Command { std: "docker" "start" "-a" "f1975dc6b6844a8abaa42cc67b7dca6599cd0c58aa3d1f2d458e931f59a35eef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1975dc6b6844a8abaa42cc67b7dca6599cd0c58aa3d1f2d458e931f59a35eef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1975dc6b6844a8abaa42cc67b7dca6599cd0c58aa3d1f2d458e931f59a35eef", kill_on_drop: false }` [INFO] [stdout] f1975dc6b6844a8abaa42cc67b7dca6599cd0c58aa3d1f2d458e931f59a35eef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90aa3df21d743f26c8b2254194c71767dcfe558aed45dce7ad74718467be77b2 [INFO] running `Command { std: "docker" "start" "-a" "90aa3df21d743f26c8b2254194c71767dcfe558aed45dce7ad74718467be77b2", kill_on_drop: false }` [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking matrixmultiply v0.2.2 [INFO] [stderr] Checking array v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:327:9 [INFO] [stdout] | [INFO] [stdout] 327 | let mut d = b.slice(1..3, 1..4); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0594]: cannot assign to data in an index of `Array, f64>` [INFO] [stdout] --> src/main.rs:328:5 [INFO] [stdout] | [INFO] [stdout] 328 | d[[1, 1]] = 5.; [INFO] [stdout] | ^^^^^^^^^^^^^^ cannot assign [INFO] [stdout] | [INFO] [stdout] = help: trait `IndexMut` is required to modify indexed content, but it is not implemented for `Array, f64>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0594`. [INFO] [stdout] [INFO] [stderr] error: could not compile `array` due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:327:9 [INFO] [stdout] | [INFO] [stdout] 327 | let mut d = b.slice(1..3, 1..4); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0594]: cannot assign to data in an index of `Array, f64>` [INFO] [stdout] --> src/main.rs:328:5 [INFO] [stdout] | [INFO] [stdout] 328 | d[[1, 1]] = 5.; [INFO] [stdout] | ^^^^^^^^^^^^^^ cannot assign [INFO] [stdout] | [INFO] [stdout] = help: trait `IndexMut` is required to modify indexed content, but it is not implemented for `Array, f64>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0594`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "90aa3df21d743f26c8b2254194c71767dcfe558aed45dce7ad74718467be77b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90aa3df21d743f26c8b2254194c71767dcfe558aed45dce7ad74718467be77b2", kill_on_drop: false }` [INFO] [stdout] 90aa3df21d743f26c8b2254194c71767dcfe558aed45dce7ad74718467be77b2