[INFO] cloning repository https://github.com/sunjay/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunjay/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 393633b03b8979c2c418f8c0c870e18eb8952701 [INFO] testing sunjay/sudoku against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Fsudoku" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sunjay/sudoku on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sunjay/sudoku [INFO] finished tweaking git repo https://github.com/sunjay/sudoku [INFO] tweaked toml for git repo https://github.com/sunjay/sudoku written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/sunjay/sudoku already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.0.23 [INFO] [stderr] Downloaded simplelog v0.5.2 [INFO] [stderr] Downloaded proc-macro2 v0.4.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d58c7e15036b9426c147e33fac37e17f036f3b7cab5c7d731cada5b9e7f488bb [INFO] running `Command { std: "docker" "start" "-a" "d58c7e15036b9426c147e33fac37e17f036f3b7cab5c7d731cada5b9e7f488bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d58c7e15036b9426c147e33fac37e17f036f3b7cab5c7d731cada5b9e7f488bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d58c7e15036b9426c147e33fac37e17f036f3b7cab5c7d731cada5b9e7f488bb", kill_on_drop: false }` [INFO] [stdout] d58c7e15036b9426c147e33fac37e17f036f3b7cab5c7d731cada5b9e7f488bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36117bfcbae4d8c8dbd8a2b6bfb672c965ed59b177d5496a6f8b8ffd31458072 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "36117bfcbae4d8c8dbd8a2b6bfb672c965ed59b177d5496a6f8b8ffd31458072", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [optimized + debuginfo] target(s) in 2.22s [INFO] running `Command { std: "docker" "inspect" "36117bfcbae4d8c8dbd8a2b6bfb672c965ed59b177d5496a6f8b8ffd31458072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36117bfcbae4d8c8dbd8a2b6bfb672c965ed59b177d5496a6f8b8ffd31458072", kill_on_drop: false }` [INFO] [stdout] 36117bfcbae4d8c8dbd8a2b6bfb672c965ed59b177d5496a6f8b8ffd31458072 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8096a25ff2175d9fbff0ba7e1be5f055fa867318dba248191ca3c34bd029624 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b8096a25ff2175d9fbff0ba7e1be5f055fa867318dba248191ca3c34bd029624", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling proc-macro2 v0.4.15 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling cc v1.0.23 [INFO] [stderr] Compiling serde v1.0.75 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Compiling regex v1.0.4 [INFO] [stderr] Compiling byteorder v1.2.6 [INFO] [stderr] Compiling itoa v0.4.2 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling rustc-demangle v0.1.9 [INFO] [stderr] Compiling utf8-ranges v1.0.1 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling cast v0.2.2 [INFO] [stderr] Compiling thread-scoped v1.0.2 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling same-file v1.0.3 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling log v0.4.4 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling memchr v2.0.2 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling walkdir v2.2.5 [INFO] [stderr] Compiling aho-corasick v0.6.8 [INFO] [stderr] Compiling csv-core v0.1.4 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling criterion-plot v0.2.5 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling itertools-num v0.1.2 [INFO] [stderr] Compiling criterion-stats v0.2.5 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling simplelog v0.5.2 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling serde_json v1.0.26 [INFO] [stderr] Compiling csv v1.0.1 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling serde_derive v1.0.75 [INFO] [stderr] Compiling handlebars v0.32.4 [INFO] [stderr] Compiling failure v0.1.2 [INFO] [stderr] Compiling criterion v0.2.5 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [optimized + debuginfo] target(s) in 3m 13s [INFO] running `Command { std: "docker" "inspect" "b8096a25ff2175d9fbff0ba7e1be5f055fa867318dba248191ca3c34bd029624", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8096a25ff2175d9fbff0ba7e1be5f055fa867318dba248191ca3c34bd029624", kill_on_drop: false }` [INFO] [stdout] b8096a25ff2175d9fbff0ba7e1be5f055fa867318dba248191ca3c34bd029624 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0b5d13ae710686fb0c8b7ca6ee1dee229021100ec05aa777db3b90bbbb57765e [INFO] running `Command { std: "docker" "start" "-a" "0b5d13ae710686fb0c8b7ca6ee1dee229021100ec05aa777db3b90bbbb57765e", kill_on_drop: false }` [INFO] [stderr] Finished test [optimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sudoku-d8db5d6916e90808) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/solve-03383f2741f3631b) [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] [stderr] Running tests/correct_solutions.rs (/opt/rustwide/target/debug/deps/correct_solutions-0d403d8d88df1c85) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test easy ... ok [INFO] [stderr] Running tests/timer.rs (/opt/rustwide/target/debug/deps/timer-b64e10318e4aaf9e) [INFO] [stdout] test hard95 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.87s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test combined21886 has been running for over 60 seconds [INFO] [stderr] Doc-tests sudoku [INFO] [stdout] test combined21886 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 119.82s [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" "0b5d13ae710686fb0c8b7ca6ee1dee229021100ec05aa777db3b90bbbb57765e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b5d13ae710686fb0c8b7ca6ee1dee229021100ec05aa777db3b90bbbb57765e", kill_on_drop: false }` [INFO] [stdout] 0b5d13ae710686fb0c8b7ca6ee1dee229021100ec05aa777db3b90bbbb57765e