[INFO] fetching crate latin_squares 0.1.2... [INFO] testing latin_squares-0.1.2 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151 [INFO] extracting crate latin_squares 0.1.2 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate latin_squares 0.1.2 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate latin_squares 0.1.2 [INFO] finished tweaking crates.io crate latin_squares 0.1.2 [INFO] tweaked toml for crates.io crate latin_squares 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded moon_stats v0.1.2 [INFO] [stderr] Downloaded moon_math v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f0b029db45363281f6fc18f5a851e9e13584798f14e3ad17429c45397b5e055a [INFO] running `Command { std: "docker" "start" "-a" "f0b029db45363281f6fc18f5a851e9e13584798f14e3ad17429c45397b5e055a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0b029db45363281f6fc18f5a851e9e13584798f14e3ad17429c45397b5e055a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0b029db45363281f6fc18f5a851e9e13584798f14e3ad17429c45397b5e055a", kill_on_drop: false }` [INFO] [stdout] f0b029db45363281f6fc18f5a851e9e13584798f14e3ad17429c45397b5e055a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0dbe47fdaf6e4eed961338d9a3671e1880de1d91ee9adc3bc12800c276e9a3f6 [INFO] running `Command { std: "docker" "start" "-a" "0dbe47fdaf6e4eed961338d9a3671e1880de1d91ee9adc3bc12800c276e9a3f6", kill_on_drop: false }` [INFO] [stderr] Compiling moon_stats v0.1.2 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling moon_math v0.1.3 [INFO] [stderr] Compiling latin_squares v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::tui::print_2d_vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "0dbe47fdaf6e4eed961338d9a3671e1880de1d91ee9adc3bc12800c276e9a3f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0dbe47fdaf6e4eed961338d9a3671e1880de1d91ee9adc3bc12800c276e9a3f6", kill_on_drop: false }` [INFO] [stdout] 0dbe47fdaf6e4eed961338d9a3671e1880de1d91ee9adc3bc12800c276e9a3f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4917b5241efb65dcab1ec63fa7b6b2e913b6782073537b643c2bacee09f188c [INFO] running `Command { std: "docker" "start" "-a" "d4917b5241efb65dcab1ec63fa7b6b2e913b6782073537b643c2bacee09f188c", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::tui::print_2d_vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling latin_squares v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::tui::print_2d_vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s [INFO] running `Command { std: "docker" "inspect" "d4917b5241efb65dcab1ec63fa7b6b2e913b6782073537b643c2bacee09f188c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4917b5241efb65dcab1ec63fa7b6b2e913b6782073537b643c2bacee09f188c", kill_on_drop: false }` [INFO] [stdout] d4917b5241efb65dcab1ec63fa7b6b2e913b6782073537b643c2bacee09f188c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ea6e6fcb989d1ba61bfcfe0c10e854083f8cf08a26cd9edb9ad3aeb4bcc7b2cb [INFO] running `Command { std: "docker" "start" "-a" "ea6e6fcb989d1ba61bfcfe0c10e854083f8cf08a26cd9edb9ad3aeb4bcc7b2cb", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stderr] --> src/lib.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use crate::tui::print_2d_vec; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `latin_squares` (lib) generated 1 warning (run `cargo fix --lib -p latin_squares` to apply 1 suggestion) [INFO] [stderr] warning: `latin_squares` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/latin_squares-8fc6286d81c6d930) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::test_latin_solver ... ok [INFO] [stdout] test tests::oversize_square - should panic ... ok [INFO] [stdout] test tests::test_latin_placer ... ok [INFO] [stdout] test tests::test_prob_collapse ... ok [INFO] [stdout] test tests::generation_distribution_statistics ... ok [INFO] [stdout] test tests::test_latin_culler ... ok [INFO] [stdout] test tests::test_sudoku_single_answer_generation ... ok [INFO] [stdout] test tests::get_samples ... ok [INFO] [stderr] Doc-tests latin_squares [INFO] [stdout] test tests::test_sudoku_solver ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.94s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ea6e6fcb989d1ba61bfcfe0c10e854083f8cf08a26cd9edb9ad3aeb4bcc7b2cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea6e6fcb989d1ba61bfcfe0c10e854083f8cf08a26cd9edb9ad3aeb4bcc7b2cb", kill_on_drop: false }` [INFO] [stdout] ea6e6fcb989d1ba61bfcfe0c10e854083f8cf08a26cd9edb9ad3aeb4bcc7b2cb [INFO] testing latin_squares-0.1.2 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151 [INFO] extracting crate latin_squares 0.1.2 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate latin_squares 0.1.2 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate latin_squares 0.1.2 [INFO] finished tweaking crates.io crate latin_squares 0.1.2 [INFO] tweaked toml for crates.io crate latin_squares 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ebd969b271c9341e1899496c4844ceec55a9eb76b47a1ba58abb8ea9297b3cc9 [INFO] running `Command { std: "docker" "start" "-a" "ebd969b271c9341e1899496c4844ceec55a9eb76b47a1ba58abb8ea9297b3cc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ebd969b271c9341e1899496c4844ceec55a9eb76b47a1ba58abb8ea9297b3cc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebd969b271c9341e1899496c4844ceec55a9eb76b47a1ba58abb8ea9297b3cc9", kill_on_drop: false }` [INFO] [stdout] ebd969b271c9341e1899496c4844ceec55a9eb76b47a1ba58abb8ea9297b3cc9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2a4392c29edad1dd665f9714f75c5abf370da1695f9b6890e1c6770302aaa3a [INFO] running `Command { std: "docker" "start" "-a" "d2a4392c29edad1dd665f9714f75c5abf370da1695f9b6890e1c6770302aaa3a", kill_on_drop: false }` [INFO] [stderr] Compiling moon_stats v0.1.2 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling moon_math v0.1.3 [INFO] [stderr] Compiling latin_squares v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::tui::print_2d_vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "d2a4392c29edad1dd665f9714f75c5abf370da1695f9b6890e1c6770302aaa3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2a4392c29edad1dd665f9714f75c5abf370da1695f9b6890e1c6770302aaa3a", kill_on_drop: false }` [INFO] [stdout] d2a4392c29edad1dd665f9714f75c5abf370da1695f9b6890e1c6770302aaa3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7353495a15265995de03fb61fd63ec05f77a6bd17fd716d6d845404b79fc1c5d [INFO] running `Command { std: "docker" "start" "-a" "7353495a15265995de03fb61fd63ec05f77a6bd17fd716d6d845404b79fc1c5d", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::tui::print_2d_vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling latin_squares v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::tui::print_2d_vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "7353495a15265995de03fb61fd63ec05f77a6bd17fd716d6d845404b79fc1c5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7353495a15265995de03fb61fd63ec05f77a6bd17fd716d6d845404b79fc1c5d", kill_on_drop: false }` [INFO] [stdout] 7353495a15265995de03fb61fd63ec05f77a6bd17fd716d6d845404b79fc1c5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 577f60d2e7af2841ca016c34a6c82b725b91f95424140fa94aaef0e766750ec7 [INFO] running `Command { std: "docker" "start" "-a" "577f60d2e7af2841ca016c34a6c82b725b91f95424140fa94aaef0e766750ec7", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stderr] --> src/lib.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use crate::tui::print_2d_vec; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `latin_squares` (lib) generated 1 warning (run `cargo fix --lib -p latin_squares` to apply 1 suggestion) [INFO] [stderr] warning: `latin_squares` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/latin_squares-8fc6286d81c6d930) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::test_latin_placer ... ok [INFO] [stdout] test tests::test_latin_solver ... ok [INFO] [stdout] test tests::test_prob_collapse ... ok [INFO] [stdout] test tests::oversize_square - should panic ... ok [INFO] [stdout] test tests::test_latin_culler ... FAILED [INFO] [stdout] test tests::test_sudoku_solver ... ok [INFO] [stdout] test tests::generation_distribution_statistics ... ok [INFO] [stdout] test tests::test_sudoku_single_answer_generation ... ok [INFO] [stdout] test tests::get_samples ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::test_latin_culler stdout ---- [INFO] [stdout] 0 6 2 5 0 1 [INFO] [stdout] 6 0 5 0 0 0 [INFO] [stdout] 1 0 6 0 0 5 [INFO] [stdout] 2 0 0 4 0 6 [INFO] [stdout] 0 0 0 6 0 2 [INFO] [stdout] 5 0 4 1 6 0 [INFO] [stdout] thread 'tests::test_latin_culler' panicked at src/lib.rs:365:26: [INFO] [stdout] attempt to calculate the remainder with a divisor of zero [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561269b98ba5 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5 [INFO] [stdout] 1: 0x561269b98ba5 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x561269b98ba5 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5 [INFO] [stdout] 3: 0x561269b98ba5 - ::fmt::hfb01aa1fa3fb1821 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stdout] 4: 0x561269bbf8db - core::fmt::rt::Argument::fmt::h125e56152abbc1c3 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63 [INFO] [stdout] 5: 0x561269bbf8db - core::fmt::write::hb0ab4ff05ccfe741 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21 [INFO] [stdout] 6: 0x561269b9648f - std::io::Write::write_fmt::hea6336dbf2fa00b8 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15 [INFO] [stdout] 7: 0x561269b9897e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stdout] 8: 0x561269b9897e - std::sys_common::backtrace::print::h9aebf997b2fea2d3 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stdout] 9: 0x561269b9a2e9 - std::panicking::default_hook::{{closure}}::h68a0954af2694526 [INFO] [stdout] 10: 0x561269b9a03c - std::panicking::default_hook::h5be50cc6849ffb00 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9 [INFO] [stdout] 11: 0x561269b6460f - as core::ops::function::Fn>::call::hd874405dcbd1d3ed [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9 [INFO] [stdout] 12: 0x561269b6460f - test::test_main::{{closure}}::h4f26a9df34a84b94 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21 [INFO] [stdout] 13: 0x561269b9a8eb - as core::ops::function::Fn>::call::h00e96d9c62aa9a12 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9 [INFO] [stdout] 14: 0x561269b9a8eb - std::panicking::rust_panic_with_hook::h3c0df6036729334c [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13 [INFO] [stdout] 15: 0x561269b9a62b - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:656:13 [INFO] [stdout] 16: 0x561269b99069 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18 [INFO] [stdout] 17: 0x561269b9a397 - rust_begin_unwind [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5 [INFO] [stdout] 18: 0x561269b03823 - core::panicking::panic_fmt::h2ba8af99174d83ea [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14 [INFO] [stdout] 19: 0x561269b04087 - core::panicking::panic_const::panic_const_rem_by_zero::h7e0f28865c354f36 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:179:21 [INFO] [stdout] 20: 0x561269b27ba9 - latin_squares::cull::h4a11556ac112324e [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:365:20 [INFO] [stdout] 21: 0x561269b2096d - latin_squares::tests::test_latin_culler::hb8ac9ffbee920549 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:718:40 [INFO] [stdout] 22: 0x561269b20487 - latin_squares::tests::test_latin_culler::{{closure}}::hef5fedda86662b2c [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:706:24 [INFO] [stdout] 23: 0x561269b11096 - core::ops::function::FnOnce::call_once::h711d67fe7e116ecf [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x561269b68f2b - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x561269b68f2b - test::__rust_begin_short_backtrace::hdcf0edcfa9080086 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18 [INFO] [stdout] 26: 0x561269b685f1 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60 [INFO] [stdout] 27: 0x561269b685f1 - as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x561269b685f1 - std::panicking::try::do_call::h5e158f1ad8a5f983 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40 [INFO] [stdout] 29: 0x561269b685f1 - std::panicking::try::hea3411d60321c4de [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19 [INFO] [stdout] 30: 0x561269b685f1 - std::panic::catch_unwind::hafb7bb18bc47bbc7 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14 [INFO] [stdout] 31: 0x561269b685f1 - test::run_test_in_process::h74dd138dc7762d99 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27 [INFO] [stdout] 32: 0x561269b685f1 - test::run_test::{{closure}}::h6b390822e63606cf [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43 [INFO] [stdout] 33: 0x561269b30fc4 - test::run_test::{{closure}}::h6e11dba8131d354b [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41 [INFO] [stdout] 34: 0x561269b30fc4 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18 [INFO] [stdout] 35: 0x561269b35a92 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17 [INFO] [stdout] 36: 0x561269b35a92 - as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x561269b35a92 - std::panicking::try::do_call::hbf534c458cd858f0 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40 [INFO] [stdout] 38: 0x561269b35a92 - std::panicking::try::h65c18365a7b9ad90 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19 [INFO] [stdout] 39: 0x561269b35a92 - std::panic::catch_unwind::h21b25d4c69478c39 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14 [INFO] [stdout] 40: 0x561269b35a92 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30 [INFO] [stdout] 41: 0x561269b35a92 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x561269b9eabb - as core::ops::function::FnOnce>::call_once::h41b39260afcffdc9 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9 [INFO] [stdout] 43: 0x561269b9eabb - as core::ops::function::FnOnce>::call_once::h6694c8dc6dd010c4 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9 [INFO] [stdout] 44: 0x561269b9eabb - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99 [INFO] [stdout] at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17 [INFO] [stdout] 45: 0x7f3a64b7fac3 - [INFO] [stdout] 46: 0x7f3a64c10a04 - __clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::test_latin_culler [INFO] [stdout] [INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "577f60d2e7af2841ca016c34a6c82b725b91f95424140fa94aaef0e766750ec7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "577f60d2e7af2841ca016c34a6c82b725b91f95424140fa94aaef0e766750ec7", kill_on_drop: false }` [INFO] [stdout] 577f60d2e7af2841ca016c34a6c82b725b91f95424140fa94aaef0e766750ec7