[INFO] cloning repository https://github.com/tnecio/five_letter_words [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tnecio/five_letter_words" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnecio%2Ffive_letter_words", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnecio%2Ffive_letter_words'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cbd28f68e4b69704ebae26325383a17f9a940361 [INFO] testing tnecio/five_letter_words against 1.75.0 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnecio%2Ffive_letter_words" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tnecio/five_letter_words on toolchain 1.75.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tnecio/five_letter_words [INFO] finished tweaking git repo https://github.com/tnecio/five_letter_words [INFO] tweaked toml for git repo https://github.com/tnecio/five_letter_words written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tnecio/five_letter_words 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.linker [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dirs-next v2.0.0 [INFO] [stderr] Downloaded rustc-hash v1.1.0 [INFO] [stderr] Downloaded thiserror v1.0.37 [INFO] [stderr] Downloaded atty v0.2.14 [INFO] [stderr] Downloaded redox_users v0.4.3 [INFO] [stderr] Downloaded itoa v0.4.8 [INFO] [stderr] Downloaded unicode-width v0.1.10 [INFO] [stderr] Downloaded lazy_static v1.4.0 [INFO] [stderr] Downloaded getrandom v0.2.8 [INFO] [stderr] Downloaded wasi v0.11.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded memchr v2.5.0 [INFO] [stderr] Downloaded regex-automata v0.1.10 [INFO] [stderr] Downloaded bstr v0.2.17 [INFO] [stderr] Downloaded csv v1.1.6 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded syn v1.0.103 [INFO] [stderr] Downloaded libc v0.2.137 [INFO] [stderr] Downloaded serde v1.0.147 [INFO] [stderr] Downloaded ryu v1.0.11 [INFO] [stderr] Downloaded encode_unicode v1.0.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.47 [INFO] [stderr] Downloaded redox_syscall v0.2.16 [INFO] [stderr] Downloaded unicode-ident v1.0.5 [INFO] [stderr] Downloaded term v0.7.0 [INFO] [stderr] Downloaded thiserror-impl v1.0.37 [INFO] [stderr] Downloaded csv-core v0.1.10 [INFO] [stderr] Downloaded dirs-sys-next v0.1.2 [INFO] [stderr] Downloaded bitflags v1.3.2 [INFO] [stderr] Downloaded quote v1.0.21 [INFO] [stderr] Downloaded rustversion v1.0.9 [INFO] [stderr] Downloaded prettytable-rs v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 098d22a64c97e0dc07afc079665fa0b4f3c9a3d9fcedb58d36ff24f2c5ad272a [INFO] running `Command { std: "docker" "start" "-a" "098d22a64c97e0dc07afc079665fa0b4f3c9a3d9fcedb58d36ff24f2c5ad272a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "098d22a64c97e0dc07afc079665fa0b4f3c9a3d9fcedb58d36ff24f2c5ad272a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "098d22a64c97e0dc07afc079665fa0b4f3c9a3d9fcedb58d36ff24f2c5ad272a", kill_on_drop: false }` [INFO] [stdout] 098d22a64c97e0dc07afc079665fa0b4f3c9a3d9fcedb58d36ff24f2c5ad272a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc6fb6d1dbbca7010c646977706f39c5dafeced58b32e82770519c49e24d2d62 [INFO] running `Command { std: "docker" "start" "-a" "cc6fb6d1dbbca7010c646977706f39c5dafeced58b32e82770519c49e24d2d62", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.linker [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.12 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling either v1.8.0 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling encode_unicode v1.0.0 [INFO] [stderr] Compiling unicode-width v0.1.10 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.11 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-deque v0.8.2 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling prettytable-rs v0.9.0 [INFO] [stderr] Compiling five_letter_words v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated items `from_bool_columns` and `print` are never used [INFO] [stdout] --> src/dancing_links_soa.rs:147:8 [INFO] [stdout] | [INFO] [stdout] 31 | impl DLMatrix { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 147 | fn from_bool_columns(columns: &Vec>) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 412 | fn print(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `transpose` is never used [INFO] [stdout] --> src/dancing_links_soa.rs:617:4 [INFO] [stdout] | [INFO] [stdout] 617 | fn transpose(v: Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.03s [INFO] running `Command { std: "docker" "inspect" "cc6fb6d1dbbca7010c646977706f39c5dafeced58b32e82770519c49e24d2d62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc6fb6d1dbbca7010c646977706f39c5dafeced58b32e82770519c49e24d2d62", kill_on_drop: false }` [INFO] [stdout] cc6fb6d1dbbca7010c646977706f39c5dafeced58b32e82770519c49e24d2d62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d9d0148f57d2648f5ed2ade732c3b3bae07027377ef7feb134deef890758916 [INFO] running `Command { std: "docker" "start" "-a" "5d9d0148f57d2648f5ed2ade732c3b3bae07027377ef7feb134deef890758916", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.linker [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags [INFO] [stderr] Compiling five_letter_words v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `transpose` is never used [INFO] [stdout] --> src/dancing_links_soa.rs:617:4 [INFO] [stdout] | [INFO] [stdout] 617 | fn transpose(v: Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "5d9d0148f57d2648f5ed2ade732c3b3bae07027377ef7feb134deef890758916", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d9d0148f57d2648f5ed2ade732c3b3bae07027377ef7feb134deef890758916", kill_on_drop: false }` [INFO] [stdout] 5d9d0148f57d2648f5ed2ade732c3b3bae07027377ef7feb134deef890758916 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3b5511200246ecf687ceb8ba1d7105b2d32f9903f6437a93ee6b502167e28005 [INFO] running `Command { std: "docker" "start" "-a" "3b5511200246ecf687ceb8ba1d7105b2d32f9903f6437a93ee6b502167e28005", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.linker [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags [INFO] [stderr] warning: function `transpose` is never used [INFO] [stderr] --> src/dancing_links_soa.rs:617:4 [INFO] [stderr] | [INFO] [stderr] 617 | fn transpose(v: Vec>) -> Vec> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `five_letter_words` (bin "five_letter_words" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/five_letter_words-99eed27af9fe583d) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test dancing_links_soa::test_create_dlmatrix ... ok [INFO] [stdout] test dancing_links_soa::test_medium_exact_cover ... ok [INFO] [stdout] test dancing_links_soa::test_simple_exact_cover_3el_col ... ok [INFO] [stdout] test dancing_links_soa::test_simple_exact_cover_multi_solution ... ok [INFO] [stdout] test dancing_links_soa::test_simple_exact_cover ... ok [INFO] [stdout] +---+---+---+---+---+---+---+---+---+---+---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ [INFO] [stdout] | | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | [INFO] [stdout] +---+---+---+---+---+---+---+---+---+---+---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ [INFO] [stdout] | C | | | | | | | | 1 | | | | | 3 | | | | | 5 | | 7 | | | | | 9 | [INFO] [stdout] +---+---+---+---+---+---+---+---+---+---+---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ [INFO] [stdout] | 0 | | | | | | | | 2 | | | | | 4 | | | | | 6 | | 8 | | | | | 10 | [INFO] [stdout] +---+---+---+---+---+---+---+---+---+---+---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ [INFO] [stdout] test dancing_links_soa::test_weird_exact_cover ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3b5511200246ecf687ceb8ba1d7105b2d32f9903f6437a93ee6b502167e28005", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b5511200246ecf687ceb8ba1d7105b2d32f9903f6437a93ee6b502167e28005", kill_on_drop: false }` [INFO] [stdout] 3b5511200246ecf687ceb8ba1d7105b2d32f9903f6437a93ee6b502167e28005 [INFO] testing tnecio/five_letter_words against beta-2024-01-09 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnecio%2Ffive_letter_words" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tnecio/five_letter_words on toolchain beta-2024-01-09 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tnecio/five_letter_words [INFO] finished tweaking git repo https://github.com/tnecio/five_letter_words [INFO] tweaked toml for git repo https://github.com/tnecio/five_letter_words written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tnecio/five_letter_words 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" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.linker [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 57bae6f5701ed681bc646709a28938323ee4468dfd52a079794808a03a8a40b1 [INFO] running `Command { std: "docker" "start" "-a" "57bae6f5701ed681bc646709a28938323ee4468dfd52a079794808a03a8a40b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57bae6f5701ed681bc646709a28938323ee4468dfd52a079794808a03a8a40b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57bae6f5701ed681bc646709a28938323ee4468dfd52a079794808a03a8a40b1", kill_on_drop: false }` [INFO] [stdout] 57bae6f5701ed681bc646709a28938323ee4468dfd52a079794808a03a8a40b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c62407796f5df6a825cf96e11eb40c2c20afe9a69e0688f3b9fcf74017773d87 [INFO] running `Command { std: "docker" "start" "-a" "c62407796f5df6a825cf96e11eb40c2c20afe9a69e0688f3b9fcf74017773d87", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.linker [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.12 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling either v1.8.0 [INFO] [stderr] Compiling encode_unicode v1.0.0 [INFO] [stderr] Compiling unicode-width v0.1.10 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.11 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.2 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling prettytable-rs v0.9.0 [INFO] [stderr] Compiling five_letter_words v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated items `from_bool_columns` and `print` are never used [INFO] [stdout] --> src/dancing_links_soa.rs:147:8 [INFO] [stdout] | [INFO] [stdout] 31 | impl DLMatrix { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 147 | fn from_bool_columns(columns: &Vec>) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 412 | fn print(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `transpose` is never used [INFO] [stdout] --> src/dancing_links_soa.rs:617:4 [INFO] [stdout] | [INFO] [stdout] 617 | fn transpose(v: Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.38s [INFO] running `Command { std: "docker" "inspect" "c62407796f5df6a825cf96e11eb40c2c20afe9a69e0688f3b9fcf74017773d87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c62407796f5df6a825cf96e11eb40c2c20afe9a69e0688f3b9fcf74017773d87", kill_on_drop: false }` [INFO] [stdout] c62407796f5df6a825cf96e11eb40c2c20afe9a69e0688f3b9fcf74017773d87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a7212d98bbe130bd7253445a47661ea50bfe7a2c97f147048118d007670e8f5 [INFO] running `Command { std: "docker" "start" "-a" "4a7212d98bbe130bd7253445a47661ea50bfe7a2c97f147048118d007670e8f5", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.linker [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags [INFO] [stderr] Compiling five_letter_words v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `transpose` is never used [INFO] [stdout] --> src/dancing_links_soa.rs:617:4 [INFO] [stdout] | [INFO] [stdout] 617 | fn transpose(v: Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `Command { std: "docker" "inspect" "4a7212d98bbe130bd7253445a47661ea50bfe7a2c97f147048118d007670e8f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a7212d98bbe130bd7253445a47661ea50bfe7a2c97f147048118d007670e8f5", kill_on_drop: false }` [INFO] [stdout] 4a7212d98bbe130bd7253445a47661ea50bfe7a2c97f147048118d007670e8f5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 438449e8c35664018d4ff2b60786e4b4a86e0b7462abf2d2d656ad7b693abb65 [INFO] running `Command { std: "docker" "start" "-a" "438449e8c35664018d4ff2b60786e4b4a86e0b7462abf2d2d656ad7b693abb65", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.linker [INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags [INFO] [stderr] warning: function `transpose` is never used [INFO] [stderr] --> src/dancing_links_soa.rs:617:4 [INFO] [stderr] | [INFO] [stderr] 617 | fn transpose(v: Vec>) -> Vec> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `five_letter_words` (bin "five_letter_words" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/five_letter_words-a48b6be36fc19c9b) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test dancing_links_soa::test_create_dlmatrix ... ok [INFO] [stdout] test dancing_links_soa::test_simple_exact_cover ... ok [INFO] [stdout] test dancing_links_soa::test_medium_exact_cover ... ok [INFO] [stdout] test dancing_links_soa::test_simple_exact_cover_multi_solution ... ok [INFO] [stdout] test dancing_links_soa::test_simple_exact_cover_3el_col ... ok [INFO] [stderr] error: test failed, to rerun pass `--bin five_letter_words` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/five_letter_words-a48b6be36fc19c9b` (signal: 11, SIGSEGV: invalid memory reference) [INFO] running `Command { std: "docker" "inspect" "438449e8c35664018d4ff2b60786e4b4a86e0b7462abf2d2d656ad7b693abb65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "438449e8c35664018d4ff2b60786e4b4a86e0b7462abf2d2d656ad7b693abb65", kill_on_drop: false }` [INFO] [stdout] 438449e8c35664018d4ff2b60786e4b4a86e0b7462abf2d2d656ad7b693abb65