[INFO] updating cached repository https://github.com/rsarwas/learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3932a3925fc670b9738b94bf292a69d32c2a71fd
[INFO] testing rsarwas/learn-rust against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frsarwas%2Flearn-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rsarwas/learn-rust on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rsarwas/learn-rust
[INFO] finished tweaking git repo https://github.com/rsarwas/learn-rust
[INFO] tweaked toml for git repo https://github.com/rsarwas/learn-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/rsarwas/learn-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffccd25fb152475e4d64ddccead3f16b75343ece81c8717e021d3ccaa90671c0
[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" "ffccd25fb152475e4d64ddccead3f16b75343ece81c8717e021d3ccaa90671c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffccd25fb152475e4d64ddccead3f16b75343ece81c8717e021d3ccaa90671c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffccd25fb152475e4d64ddccead3f16b75343ece81c8717e021d3ccaa90671c0", kill_on_drop: false }`
[INFO] [stdout] ffccd25fb152475e4d64ddccead3f16b75343ece81c8717e021d3ccaa90671c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", 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] 79422c2334c3c47bed03f28e88487ababb8a723e28fe0fc2c2af0656d620d2bf
[INFO] running `Command { std: "docker" "start" "-a" "79422c2334c3c47bed03f28e88487ababb8a723e28fe0fc2c2af0656d620d2bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling primal-bit v0.2.4
[INFO] [stderr]    Compiling primal-sieve v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling primal-check v0.2.3
[INFO] [stderr]    Compiling primal v0.2.3
[INFO] [stderr]    Compiling learn-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.18s
[INFO] running `Command { std: "docker" "inspect" "79422c2334c3c47bed03f28e88487ababb8a723e28fe0fc2c2af0656d620d2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79422c2334c3c47bed03f28e88487ababb8a723e28fe0fc2c2af0656d620d2bf", kill_on_drop: false }`
[INFO] [stdout] 79422c2334c3c47bed03f28e88487ababb8a723e28fe0fc2c2af0656d620d2bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bba30473ea47b8072b86e6687712ae5a9976a5bfddad6f0d414e8cc4a69f5ae
[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" "4bba30473ea47b8072b86e6687712ae5a9976a5bfddad6f0d414e8cc4a69f5ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "4bba30473ea47b8072b86e6687712ae5a9976a5bfddad6f0d414e8cc4a69f5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bba30473ea47b8072b86e6687712ae5a9976a5bfddad6f0d414e8cc4a69f5ae", kill_on_drop: false }`
[INFO] [stdout] 4bba30473ea47b8072b86e6687712ae5a9976a5bfddad6f0d414e8cc4a69f5ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 18b466f575cbe781fc4a9841a6b4c0a9ec2031eeb7cd2425bcf3088ba5b1f610
[INFO] running `Command { std: "docker" "start" "-a" "18b466f575cbe781fc4a9841a6b4c0a9ec2031eeb7cd2425bcf3088ba5b1f610", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/learn_rust-50bf84e00fd24929
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test euler::math::tests::polytopic_number_test ... ok
[INFO] [stdout] test euler::problem001::tests::test_2_iterators ... ok
[INFO] [stdout] test euler::problem001::tests::test_3_iterators ... ok
[INFO] [stdout] test euler::problem001::tests::test_1_iterator ... ok
[INFO] [stdout] test euler::problem002::tests::test_loop ... ok
[INFO] [stdout] test euler::problem001::tests::test_loop ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_13195 ... ok
[INFO] [stdout] test euler::problem002::tests::test_iterator ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_13195a ... ok
[INFO] [stdout] test euler::problem002::tests::test_vector ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_6 ... ok
[INFO] [stdout] test euler::problem004::tests::test_palindrome ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_11a ... ok
[INFO] [stdout] test euler::problem006::tests::test_sample ... ok
[INFO] [stdout] test euler::problem005::tests::test_sample_opt3 ... ok
[INFO] [stdout] test euler::problem107::tests::test_min_weight_sample ... ok
[INFO] [stdout] test euler::problem107::tests::test_start_weight_sample ... ok
[INFO] [stdout] test euler::problem108::tests::test_sample ... ok
[INFO] [stdout] test euler::problem113::tests::non_bouncy_test_10 ... ok
[INFO] [stdout] test euler::problem113::tests::non_bouncy_test_2 ... ok
[INFO] [stdout] test euler::problem113::tests::non_bouncy_test_6 ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_27 ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_27a ... ok
[INFO] [stdout] test euler::problem004::tests::test_is_not_divisible_by_3digits ... ok
[INFO] [stdout] test euler::problem004::tests::test_number_of_digits_1 ... ok
[INFO] [stdout] test euler::problem004::tests::test_is_divisible_by_2digits ... ok
[INFO] [stdout] test euler::problem005::tests::test_sample_opt2 ... ok
[INFO] [stdout] test euler::problem004::tests::test_is_not_divisible_by_2digits ... ok
[INFO] [stdout] test euler::problem004::tests::test_number_of_digits_6 ... ok
[INFO] [stdout] test euler::problem119::tests::sum_of_digits_test2 ... ok
[INFO] [stdout] test euler::problem119::tests::option1_test2 ... ok
[INFO] [stdout] test euler::problem004::tests::test_reverse_number ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_6a ... ok
[INFO] [stdout] test euler::problem004::tests::test_sample ... ok
[INFO] [stdout] test euler::problem345::tests::matrix_sum_test ... ok
[INFO] [stdout] test euler::problem119::tests::sum_of_digits_test3 ... ok
[INFO] [stdout] test euler::problem119::tests::sum_of_digits_test1 ... ok
[INFO] [stdout] test euler::problem139::tests::sum_of_digits_test1 ... ok
[INFO] [stdout] test euler::problem119::tests::option1_test1 ... ok
[INFO] [stdout] test euler::problem357::tests::non_bouncy_test_2 ... ok
[INFO] [stdout] test euler::problem004::tests::test_is_divisible_by_3digits ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_11 ... ok
[INFO] [stdout] test euler::problem005::tests::test_sample ... ok
[INFO] [stdout] test euler::problem179::tests::divisor_count_test1 ... ok
[INFO] [stdout] test euler::problem123::tests::prime_square_remainders_test1 ... ok
[INFO] [stdout] test euler::problem203::tests::square_free_pascal_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "18b466f575cbe781fc4a9841a6b4c0a9ec2031eeb7cd2425bcf3088ba5b1f610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b466f575cbe781fc4a9841a6b4c0a9ec2031eeb7cd2425bcf3088ba5b1f610", kill_on_drop: false }`
[INFO] [stdout] 18b466f575cbe781fc4a9841a6b4c0a9ec2031eeb7cd2425bcf3088ba5b1f610