[INFO] cloning repository https://github.com/definev/rust_algo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/definev/rust_algo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefinev%2Frust_algo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefinev%2Frust_algo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd09958b26b34c6a57869dbb56cd8838a0b0fcf6
[INFO] testing definev/rust_algo against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefinev%2Frust_algo" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/definev/rust_algo on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/definev/rust_algo
[INFO] finished tweaking git repo https://github.com/definev/rust_algo
[INFO] tweaked toml for git repo https://github.com/definev/rust_algo written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/definev/rust_algo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c917786cd99f667beec81e232772470d7820feea3369bcde393046439300867
[INFO] running `Command { std: "docker" "start" "-a" "2c917786cd99f667beec81e232772470d7820feea3369bcde393046439300867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c917786cd99f667beec81e232772470d7820feea3369bcde393046439300867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c917786cd99f667beec81e232772470d7820feea3369bcde393046439300867", kill_on_drop: false }`
[INFO] [stdout] 2c917786cd99f667beec81e232772470d7820feea3369bcde393046439300867
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e73c979357256df4caf9fb085d7413766b4fc1bab622aeff289f6680ab48340e
[INFO] running `Command { std: "docker" "start" "-a" "e73c979357256df4caf9fb085d7413766b4fc1bab622aeff289f6680ab48340e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling textwrap v0.13.4
[INFO] [stderr]    Compiling ferris-says v0.2.1
[INFO] [stderr]    Compiling rust_algo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "e73c979357256df4caf9fb085d7413766b4fc1bab622aeff289f6680ab48340e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73c979357256df4caf9fb085d7413766b4fc1bab622aeff289f6680ab48340e", kill_on_drop: false }`
[INFO] [stdout] e73c979357256df4caf9fb085d7413766b4fc1bab622aeff289f6680ab48340e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 281d451ea2f6457487cf4538ced8f9c1a601044dd8ef176343348e4bf3d8a042
[INFO] running `Command { std: "docker" "start" "-a" "281d451ea2f6457487cf4538ced8f9c1a601044dd8ef176343348e4bf3d8a042", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_algo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_algo-8f54f03abc804421)
[INFO] running `Command { std: "docker" "inspect" "281d451ea2f6457487cf4538ced8f9c1a601044dd8ef176343348e4bf3d8a042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "281d451ea2f6457487cf4538ced8f9c1a601044dd8ef176343348e4bf3d8a042", kill_on_drop: false }`
[INFO] [stdout] 281d451ea2f6457487cf4538ced8f9c1a601044dd8ef176343348e4bf3d8a042
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88d9a882ce090dc4bbeb91468bc842c53bcfb0184a92b0704c298b2d9d4a574f
[INFO] running `Command { std: "docker" "start" "-a" "88d9a882ce090dc4bbeb91468bc842c53bcfb0184a92b0704c298b2d9d4a574f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_algo-8f54f03abc804421)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test mathematical_fundamentals::fast_mod_expo::test::fast_mod_expo_iterative_test ... ok
[INFO] [stdout] test mathematical_fundamentals::pigeonhole_principle::test::pigeonhole_principle_test ... ok
[INFO] [stdout] test mathematical_fundamentals::fast_mod_expo::test::fast_mod_expo_recursive_test ... ok
[INFO] [stdout] test leetcode::problem_728::solution::test::test_case ... ok
[INFO] [stdout] test mathematical_fundamentals::prime_number::test::is_prime_test ... ok
[INFO] [stdout] test mathematical_fundamentals::prime_factorization::test::factorize_prime_test ... ok
[INFO] [stdout] test mathematical_fundamentals::sieve_of_eratosthenes::test::sieve_of_eratosthenes_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_algo
[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" "88d9a882ce090dc4bbeb91468bc842c53bcfb0184a92b0704c298b2d9d4a574f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88d9a882ce090dc4bbeb91468bc842c53bcfb0184a92b0704c298b2d9d4a574f", kill_on_drop: false }`
[INFO] [stdout] 88d9a882ce090dc4bbeb91468bc842c53bcfb0184a92b0704c298b2d9d4a574f