[INFO] fetching crate dlx 0.1.0... [INFO] testing dlx-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate dlx 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate dlx 0.1.0 [INFO] finished tweaking crates.io crate dlx 0.1.0 [INFO] tweaked toml for crates.io crate dlx 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate dlx 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d6aa8cc59c7f2739af71bb5a781577be51c80aa290f2b3fade2d5526a6fff96f [INFO] running `Command { std: "docker" "start" "-a" "d6aa8cc59c7f2739af71bb5a781577be51c80aa290f2b3fade2d5526a6fff96f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d6aa8cc59c7f2739af71bb5a781577be51c80aa290f2b3fade2d5526a6fff96f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6aa8cc59c7f2739af71bb5a781577be51c80aa290f2b3fade2d5526a6fff96f", kill_on_drop: false }` [INFO] [stdout] d6aa8cc59c7f2739af71bb5a781577be51c80aa290f2b3fade2d5526a6fff96f [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] b4f59ef03a8ad1ee24b43735a0e439fbcbc95536b1e1def2a2e41d8416e47569 [INFO] running `Command { std: "docker" "start" "-a" "b4f59ef03a8ad1ee24b43735a0e439fbcbc95536b1e1def2a2e41d8416e47569", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling dlx v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:178:59 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn solve(&mut self, partial: Vec, sols: &mut Solutions) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 178 | pub fn solve(&mut self, partial: Vec, sols: &mut dyn Solutions) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:197:60 [INFO] [stdout] | [INFO] [stdout] 197 | fn solveception(&mut self, partial: &[Row], sols: &mut Solutions) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 197 | fn solveception(&mut self, partial: &[Row], sols: &mut dyn Solutions) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "b4f59ef03a8ad1ee24b43735a0e439fbcbc95536b1e1def2a2e41d8416e47569", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4f59ef03a8ad1ee24b43735a0e439fbcbc95536b1e1def2a2e41d8416e47569", kill_on_drop: false }` [INFO] [stdout] b4f59ef03a8ad1ee24b43735a0e439fbcbc95536b1e1def2a2e41d8416e47569 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1fb6d0c5bcb47aef566d96298223684b34574d52b69f9334547c94e25881310b [INFO] running `Command { std: "docker" "start" "-a" "1fb6d0c5bcb47aef566d96298223684b34574d52b69f9334547c94e25881310b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:178:59 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn solve(&mut self, partial: Vec, sols: &mut Solutions) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 178 | pub fn solve(&mut self, partial: Vec, sols: &mut dyn Solutions) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:197:60 [INFO] [stdout] | [INFO] [stdout] 197 | fn solveception(&mut self, partial: &[Row], sols: &mut Solutions) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 197 | fn solveception(&mut self, partial: &[Row], sols: &mut dyn Solutions) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling dlx v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> examples/sudoku.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 62 | #[cfg_attr(feature = "cargo-clippy", allow(needless_range_loop))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> examples/sudoku.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | / /// Convert the rows from the exact cover matrix into a [INFO] [stdout] 92 | | /// standard sudoku grid. [INFO] [stdout] | |_________________________________^ [INFO] [stdout] 93 | let mut grid = vec![b'0'; SIZE_SQ]; [INFO] [stdout] | ----------------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:178:59 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn solve(&mut self, partial: Vec, sols: &mut Solutions) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 178 | pub fn solve(&mut self, partial: Vec, sols: &mut dyn Solutions) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:197:60 [INFO] [stdout] | [INFO] [stdout] 197 | fn solveception(&mut self, partial: &[Row], sols: &mut Solutions) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 197 | fn solveception(&mut self, partial: &[Row], sols: &mut dyn Solutions) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s [INFO] running `Command { std: "docker" "inspect" "1fb6d0c5bcb47aef566d96298223684b34574d52b69f9334547c94e25881310b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fb6d0c5bcb47aef566d96298223684b34574d52b69f9334547c94e25881310b", kill_on_drop: false }` [INFO] [stdout] 1fb6d0c5bcb47aef566d96298223684b34574d52b69f9334547c94e25881310b [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 21aa8d8980a7421bda356d7d7b6d3b5f79414fe4c42f38e406aa0f04700fff9b [INFO] running `Command { std: "docker" "start" "-a" "21aa8d8980a7421bda356d7d7b6d3b5f79414fe4c42f38e406aa0f04700fff9b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:178:59 [INFO] [stderr] | [INFO] [stderr] 178 | pub fn solve(&mut self, partial: Vec, sols: &mut Solutions) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 178 | pub fn solve(&mut self, partial: Vec, sols: &mut dyn Solutions) { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:197:60 [INFO] [stderr] | [INFO] [stderr] 197 | fn solveception(&mut self, partial: &[Row], sols: &mut Solutions) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 197 | fn solveception(&mut self, partial: &[Row], sols: &mut dyn Solutions) { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `dlx` (lib) generated 2 warnings (run `cargo fix --lib -p dlx` to apply 2 suggestions) [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> examples/sudoku.rs:62:12 [INFO] [stderr] | [INFO] [stderr] 62 | #[cfg_attr(feature = "cargo-clippy", allow(needless_range_loop))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = note: no expected values for `feature` [INFO] [stdout] running 0 tests [INFO] [stderr] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> examples/sudoku.rs:91:9 [INFO] [stderr] | [INFO] [stderr] 91 | / /// Convert the rows from the exact cover matrix into a [INFO] [stderr] 92 | | /// standard sudoku grid. [INFO] [stderr] | |_________________________________^ [INFO] [stderr] 93 | let mut grid = vec![b'0'; SIZE_SQ]; [INFO] [stderr] | ----------------------------------- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = help: use `//` for a plain comment [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `dlx` (example "sudoku") generated 2 warnings [INFO] [stderr] warning: `dlx` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/dlx-e69e0611b753bd3c) [INFO] running `Command { std: "docker" "inspect" "21aa8d8980a7421bda356d7d7b6d3b5f79414fe4c42f38e406aa0f04700fff9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21aa8d8980a7421bda356d7d7b6d3b5f79414fe4c42f38e406aa0f04700fff9b", kill_on_drop: false }` [INFO] [stdout] 21aa8d8980a7421bda356d7d7b6d3b5f79414fe4c42f38e406aa0f04700fff9b