[INFO] cloning repository https://github.com/Arxoto/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arxoto/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArxoto%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArxoto%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 78ccf4297d22f37e62e8bf07ff19f7f2e7843139 [INFO] testing Arxoto/sudoku against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArxoto%2Fsudoku" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Arxoto/sudoku [INFO] finished tweaking git repo https://github.com/Arxoto/sudoku [INFO] tweaked toml for git repo https://github.com/Arxoto/sudoku written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Arxoto/sudoku 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] crate git repo https://github.com/Arxoto/sudoku 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 62a4af6c7405736b67501a2e057cc1e71f55ec114c9760c9569b0ec1d65bd843 [INFO] running `Command { std: "docker" "start" "-a" "62a4af6c7405736b67501a2e057cc1e71f55ec114c9760c9569b0ec1d65bd843", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62a4af6c7405736b67501a2e057cc1e71f55ec114c9760c9569b0ec1d65bd843", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62a4af6c7405736b67501a2e057cc1e71f55ec114c9760c9569b0ec1d65bd843", kill_on_drop: false }` [INFO] [stdout] 62a4af6c7405736b67501a2e057cc1e71f55ec114c9760c9569b0ec1d65bd843 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5e08998e5a63cd0a583102d128364be05d65b4bae7ab9ba90ff3e37ad8e9ad5d [INFO] running `Command { std: "docker" "start" "-a" "5e08998e5a63cd0a583102d128364be05d65b4bae7ab9ba90ff3e37ad8e9ad5d", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/sudoku/rulers.rs:98:14 [INFO] [stdout] | [INFO] [stdout] 98 | unsafe { RULER_CONTAINER.as_ref().unwrap().ruler_loop } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/sudoku/rulers.rs:117:10 [INFO] [stdout] | [INFO] [stdout] 117 | *RULER_CONTAINER [INFO] [stdout] | __________^ [INFO] [stdout] 118 | | .as_ref() [INFO] [stdout] | |_____________________^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `Command { std: "docker" "inspect" "5e08998e5a63cd0a583102d128364be05d65b4bae7ab9ba90ff3e37ad8e9ad5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e08998e5a63cd0a583102d128364be05d65b4bae7ab9ba90ff3e37ad8e9ad5d", kill_on_drop: false }` [INFO] [stdout] 5e08998e5a63cd0a583102d128364be05d65b4bae7ab9ba90ff3e37ad8e9ad5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f3b79615372dea300afb4f7b8b32bbd216cfc630bf8ca618630fa0b3540c9165 [INFO] running `Command { std: "docker" "start" "-a" "f3b79615372dea300afb4f7b8b32bbd216cfc630bf8ca618630fa0b3540c9165", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/sudoku/rulers.rs:98:14 [INFO] [stdout] | [INFO] [stdout] 98 | unsafe { RULER_CONTAINER.as_ref().unwrap().ruler_loop } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/sudoku/rulers.rs:117:10 [INFO] [stdout] | [INFO] [stdout] 117 | *RULER_CONTAINER [INFO] [stdout] | __________^ [INFO] [stdout] 118 | | .as_ref() [INFO] [stdout] | |_____________________^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "f3b79615372dea300afb4f7b8b32bbd216cfc630bf8ca618630fa0b3540c9165", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3b79615372dea300afb4f7b8b32bbd216cfc630bf8ca618630fa0b3540c9165", kill_on_drop: false }` [INFO] [stdout] f3b79615372dea300afb4f7b8b32bbd216cfc630bf8ca618630fa0b3540c9165 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 664b8e8b51cf462dc39d72c2f6c66f1f4ea0e91ab75fe0de5ce121be297cc11e [INFO] running `Command { std: "docker" "start" "-a" "664b8e8b51cf462dc39d72c2f6c66f1f4ea0e91ab75fe0de5ce121be297cc11e", kill_on_drop: false }` [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/sudoku/rulers.rs:98:14 [INFO] [stderr] | [INFO] [stderr] 98 | unsafe { RULER_CONTAINER.as_ref().unwrap().ruler_loop } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/sudoku/rulers.rs:117:10 [INFO] [stderr] | [INFO] [stderr] 117 | *RULER_CONTAINER [INFO] [stderr] | __________^ [INFO] [stderr] 118 | | .as_ref() [INFO] [stderr] | |_____________________^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] [INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/sudoku-a66dfbc9bc479446) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test sudoku::algorithm::tests::test_evolution_and_into ... ok [INFO] [stdout] test sudoku::algorithm::tests::test_much_position_in_same_other_partition ... ok [INFO] [stdout] test sudoku::algorithm::tests::test_only_one_position ... ok [INFO] [stdout] test sudoku::rulers::tests::test ... ok [INFO] [stdout] test sudoku::algorithm::tests::test_into_candidate_and_evolution ... ok [INFO] [stdout] test sudoku::algorithm::tests::test_into ... ok [INFO] [stdout] test sudoku::algorithm::tests::test_position_double_mutex ... ok [INFO] [stdout] test sudoku::algorithm::tests::test_position_triple_mutex ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "664b8e8b51cf462dc39d72c2f6c66f1f4ea0e91ab75fe0de5ce121be297cc11e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "664b8e8b51cf462dc39d72c2f6c66f1f4ea0e91ab75fe0de5ce121be297cc11e", kill_on_drop: false }` [INFO] [stdout] 664b8e8b51cf462dc39d72c2f6c66f1f4ea0e91ab75fe0de5ce121be297cc11e