[INFO] cloning repository https://github.com/sumeet/ddsolver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sumeet/ddsolver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsumeet%2Fddsolver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsumeet%2Fddsolver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 094c8ab665c05b5dc5bb82a4af0037731d7b6d8c [INFO] checking sumeet/ddsolver against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsumeet%2Fddsolver" "/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/sumeet/ddsolver on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sumeet/ddsolver [INFO] finished tweaking git repo https://github.com/sumeet/ddsolver [INFO] tweaked toml for git repo https://github.com/sumeet/ddsolver written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sumeet/ddsolver 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83ea4b70bdd4e14dfedf8d00e2cedc5fb9aefb566dc0e6b9edd8a8c363ccc434 [INFO] running `Command { std: "docker" "start" "-a" "83ea4b70bdd4e14dfedf8d00e2cedc5fb9aefb566dc0e6b9edd8a8c363ccc434", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83ea4b70bdd4e14dfedf8d00e2cedc5fb9aefb566dc0e6b9edd8a8c363ccc434", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83ea4b70bdd4e14dfedf8d00e2cedc5fb9aefb566dc0e6b9edd8a8c363ccc434", kill_on_drop: false }` [INFO] [stdout] 83ea4b70bdd4e14dfedf8d00e2cedc5fb9aefb566dc0e6b9edd8a8c363ccc434 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ad5dabdeb3e5bcc257b2a04617f124fb9ae4622c80efa21b13ee8269e05c513 [INFO] running `Command { std: "docker" "start" "-a" "9ad5dabdeb3e5bcc257b2a04617f124fb9ae4622c80efa21b13ee8269e05c513", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking wyz v0.5.0 [INFO] [stderr] Checking bitvec v1.0.0 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking ddsolver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `bitvec::macros::internal::funty::Fundamental` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use bitvec::macros::internal::funty::Fundamental; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bitvec::macros::internal::funty::Fundamental` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use bitvec::macros::internal::funty::Fundamental; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bitvec::prelude::BitStore` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use bitvec::prelude::BitStore; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bitvec::prelude::BitStore` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use bitvec::prelude::BitStore; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | let mut found_spaces_bits_view = found_spaces_bits.view_bits_mut::(); [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] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:334:9 [INFO] [stdout] | [INFO] [stdout] 334 | let mut visited_bits_view = visited_bits.view_bits_mut::(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Space` is never used [INFO] [stdout] --> src/main.rs:308:6 [INFO] [stdout] | [INFO] [stdout] 308 | enum Space { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_grid` is never used [INFO] [stdout] --> src/main.rs:353:4 [INFO] [stdout] | [INFO] [stdout] 353 | fn print_grid(cols: ArrayVec<[[bool; 8]; 8]>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: path statement with no effect [INFO] [stdout] --> src/main.rs:134:21 [INFO] [stdout] | [INFO] [stdout] 134 | next_q_item; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(path_statements)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | let mut found_spaces_bits_view = found_spaces_bits.view_bits_mut::(); [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] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:334:9 [INFO] [stdout] | [INFO] [stdout] 334 | let mut visited_bits_view = visited_bits.view_bits_mut::(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Space` is never used [INFO] [stdout] --> src/main.rs:308:6 [INFO] [stdout] | [INFO] [stdout] 308 | enum Space { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_grid` is never used [INFO] [stdout] --> src/main.rs:353:4 [INFO] [stdout] | [INFO] [stdout] 353 | fn print_grid(cols: ArrayVec<[[bool; 8]; 8]>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: path statement with no effect [INFO] [stdout] --> src/main.rs:134:21 [INFO] [stdout] | [INFO] [stdout] 134 | next_q_item; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(path_statements)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.14s [INFO] running `Command { std: "docker" "inspect" "9ad5dabdeb3e5bcc257b2a04617f124fb9ae4622c80efa21b13ee8269e05c513", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ad5dabdeb3e5bcc257b2a04617f124fb9ae4622c80efa21b13ee8269e05c513", kill_on_drop: false }` [INFO] [stdout] 9ad5dabdeb3e5bcc257b2a04617f124fb9ae4622c80efa21b13ee8269e05c513