[INFO] cloning repository https://github.com/prateekkumarweb/sudoku_solver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prateekkumarweb/sudoku_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprateekkumarweb%2Fsudoku_solver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprateekkumarweb%2Fsudoku_solver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b8c456bfbca4a1d4596092108a1f8952e3c674f9 [INFO] testing prateekkumarweb/sudoku_solver against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprateekkumarweb%2Fsudoku_solver" "/workspace/builds/worker-88/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-88/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/prateekkumarweb/sudoku_solver on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/prateekkumarweb/sudoku_solver [INFO] finished tweaking git repo https://github.com/prateekkumarweb/sudoku_solver [INFO] tweaked toml for git repo https://github.com/prateekkumarweb/sudoku_solver written to /workspace/builds/worker-88/source/Cargo.toml [INFO] crate git repo https://github.com/prateekkumarweb/sudoku_solver already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt-derive v0.4.7 [INFO] [stderr] Downloaded version_check v0.9.1 [INFO] [stderr] Downloaded crossbeam-queue v0.2.1 [INFO] [stderr] Downloaded memoffset v0.5.4 [INFO] [stderr] Downloaded memchr v2.2.1 [INFO] [stderr] Downloaded rand_chacha v0.2.1 [INFO] [stderr] Downloaded wasi v0.7.0 [INFO] [stderr] Downloaded error-chain v0.12.2 [INFO] [stderr] Downloaded ppv-lite86 v0.2.5 [INFO] [stderr] Downloaded unicode-xid v0.2.0 [INFO] [stderr] Downloaded backtrace v0.3.48 [INFO] [stderr] Downloaded addr2line v0.12.1 [INFO] [stderr] Downloaded object v0.19.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.15 [INFO] [stderr] Downloaded hermit-abi v0.1.13 [INFO] [stderr] Downloaded syn-mid v0.5.0 [INFO] [stderr] Downloaded getrandom v0.1.12 [INFO] [stderr] Downloaded rand v0.7.2 [INFO] [stderr] Downloaded unicode-segmentation v1.6.0 [INFO] [stderr] Downloaded aho-corasick v0.7.6 [INFO] [stderr] Downloaded rayon-core v1.7.0 [INFO] [stderr] Downloaded proc-macro-error v1.0.2 [INFO] [stderr] Downloaded gimli v0.21.0 [INFO] [stderr] Downloaded quote v1.0.6 [INFO] [stderr] Downloaded thread_local v0.3.6 [INFO] [stderr] Downloaded structopt v0.3.14 [INFO] [stderr] Downloaded rayon v1.3.0 [INFO] [stderr] Downloaded syn v1.0.23 [INFO] [stderr] Downloaded c2-chacha v0.2.2 [INFO] [stderr] Downloaded regex-syntax v0.6.12 [INFO] [stderr] Downloaded heck v0.3.1 [INFO] [stderr] Downloaded regex v1.3.1 [INFO] [stderr] Downloaded proc-macro-error-attr v1.0.2 [INFO] [stderr] Downloaded either v1.5.3 [INFO] [stderr] Downloaded rsat v0.1.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 790c318e677127488aa8ed246c2e9e9fe2108ac185f60d70a4da7987f60b6ae4 [INFO] running `Command { std: "docker" "start" "-a" "790c318e677127488aa8ed246c2e9e9fe2108ac185f60d70a4da7987f60b6ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "790c318e677127488aa8ed246c2e9e9fe2108ac185f60d70a4da7987f60b6ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "790c318e677127488aa8ed246c2e9e9fe2108ac185f60d70a4da7987f60b6ae4", kill_on_drop: false }` [INFO] [stdout] 790c318e677127488aa8ed246c2e9e9fe2108ac185f60d70a4da7987f60b6ae4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fadbd59c062fed6146843e841ff3d4d32364e277cbed0a27d9be6fa1c6944a87 [INFO] running `Command { std: "docker" "start" "-a" "fadbd59c062fed6146843e841ff3d4d32364e277cbed0a27d9be6fa1c6944a87", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling proc-macro2 v1.0.15 [INFO] [stderr] Compiling syn v1.0.23 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling gimli v0.21.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling object v0.19.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling addr2line v0.12.1 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling backtrace v0.3.48 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling structopt-derive v0.4.7 [INFO] [stderr] Compiling structopt v0.3.14 [INFO] [stderr] Compiling rsat v0.1.9 [INFO] [stderr] Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 14s [INFO] running `Command { std: "docker" "inspect" "fadbd59c062fed6146843e841ff3d4d32364e277cbed0a27d9be6fa1c6944a87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fadbd59c062fed6146843e841ff3d4d32364e277cbed0a27d9be6fa1c6944a87", kill_on_drop: false }` [INFO] [stdout] fadbd59c062fed6146843e841ff3d4d32364e277cbed0a27d9be6fa1c6944a87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3487482adce38686d5decbff1ea46a6620661dc6896301bc710331f91a4fb064 [INFO] running `Command { std: "docker" "start" "-a" "3487482adce38686d5decbff1ea46a6620661dc6896301bc710331f91a4fb064", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.83s [INFO] running `Command { std: "docker" "inspect" "3487482adce38686d5decbff1ea46a6620661dc6896301bc710331f91a4fb064", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3487482adce38686d5decbff1ea46a6620661dc6896301bc710331f91a4fb064", kill_on_drop: false }` [INFO] [stdout] 3487482adce38686d5decbff1ea46a6620661dc6896301bc710331f91a4fb064 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 79ef25f04278f9ab6161abf9e5a45f842ab3cdd4acdcfda81539beb8ace5d61b [INFO] running `Command { std: "docker" "start" "-a" "79ef25f04278f9ab6161abf9e5a45f842ab3cdd4acdcfda81539beb8ace5d61b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.30s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sudoku_solver-4aed984b9a9e8b04) [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" "79ef25f04278f9ab6161abf9e5a45f842ab3cdd4acdcfda81539beb8ace5d61b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79ef25f04278f9ab6161abf9e5a45f842ab3cdd4acdcfda81539beb8ace5d61b", kill_on_drop: false }` [INFO] [stdout] 79ef25f04278f9ab6161abf9e5a45f842ab3cdd4acdcfda81539beb8ace5d61b