[INFO] fetching crate quickcheck 0.9.2...
[INFO] testing quickcheck-0.9.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate quickcheck 0.9.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate quickcheck 0.9.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quickcheck 0.9.2
[INFO] finished tweaking crates.io crate quickcheck 0.9.2
[INFO] tweaked toml for crates.io crate quickcheck 0.9.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate quickcheck 0.9.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccab9e1a48c656215d7a05a46cc64ef740ec8dea3169eaa33c4942b60b416217
[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" "ccab9e1a48c656215d7a05a46cc64ef740ec8dea3169eaa33c4942b60b416217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccab9e1a48c656215d7a05a46cc64ef740ec8dea3169eaa33c4942b60b416217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccab9e1a48c656215d7a05a46cc64ef740ec8dea3169eaa33c4942b60b416217", kill_on_drop: false }`
[INFO] [stdout] ccab9e1a48c656215d7a05a46cc64ef740ec8dea3169eaa33c4942b60b416217
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64d925d50c35df7f4baa0477cfc0ac0a042e1482ffad60149d0815e489d3d089
[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" "64d925d50c35df7f4baa0477cfc0ac0a042e1482ffad60149d0815e489d3d089", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling thread_local v1.0.0
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quickcheck v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.02s
[INFO] running `Command { std: "docker" "inspect" "64d925d50c35df7f4baa0477cfc0ac0a042e1482ffad60149d0815e489d3d089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d925d50c35df7f4baa0477cfc0ac0a042e1482ffad60149d0815e489d3d089", kill_on_drop: false }`
[INFO] [stdout] 64d925d50c35df7f4baa0477cfc0ac0a042e1482ffad60149d0815e489d3d089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b030a2ccf40ec9836785740f7d79198ebb208be438f85abbbe8d1d4e6a1d460
[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" "8b030a2ccf40ec9836785740f7d79198ebb208be438f85abbbe8d1d4e6a1d460", kill_on_drop: false }`
[INFO] [stderr]    Compiling quickcheck v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.29s
[INFO] running `Command { std: "docker" "inspect" "8b030a2ccf40ec9836785740f7d79198ebb208be438f85abbbe8d1d4e6a1d460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b030a2ccf40ec9836785740f7d79198ebb208be438f85abbbe8d1d4e6a1d460", kill_on_drop: false }`
[INFO] [stdout] 8b030a2ccf40ec9836785740f7d79198ebb208be438f85abbbe8d1d4e6a1d460
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] eec0f7d02efc72ce6a700116b12538233a05b0f9bf4f961293441857e89bd6ab
[INFO] running `Command { std: "docker" "start" "-a" "eec0f7d02efc72ce6a700116b12538233a05b0f9bf4f961293441857e89bd6ab", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/quickcheck-7290b0075dd84d37
[INFO] [stdout] 
[INFO] [stdout] running 67 tests
[INFO] [stdout] test arbitrary::test::arby_unit ... ok
[INFO] [stdout] test arbitrary::test::floats32 ... ok
[INFO] [stdout] test arbitrary::test::floats64 ... ok
[INFO] [stdout] test arbitrary::test::btreemap ... ok
[INFO] [stdout] test arbitrary::test::ints16 ... ok
[INFO] [stdout] test arbitrary::test::arby_uint ... ok
[INFO] [stdout] test arbitrary::test::hashmap ... ok
[INFO] [stdout] test arbitrary::test::btreesets ... ok
[INFO] [stdout] test arbitrary::test::chars ... ok
[INFO] [stdout] test arbitrary::test::binaryheaps ... ok
[INFO] [stdout] test arbitrary::test::ints ... ok
[INFO] [stdout] test arbitrary::test::ints128 ... ok
[INFO] [stdout] test arbitrary::test::bools ... ok
[INFO] [stdout] test arbitrary::test::hashsets ... ok
[INFO] [stdout] test arbitrary::test::bounds ... ok
[INFO] [stdout] test arbitrary::test::pathbuf ... ok
[INFO] [stdout] test arbitrary::test::ints8 ... ok
[INFO] [stdout] test arbitrary::test::triples ... ok
[INFO] [stdout] test arbitrary::test::options ... ok
[INFO] [stdout] test arbitrary::test::linkedlists ... ok
[INFO] [stdout] test arbitrary::test::ints64 ... ok
[INFO] [stdout] test arbitrary::test::quads ... ok
[INFO] [stdout] test arbitrary::test::ranges ... ok
[INFO] [stdout] test arbitrary::test::uints32 ... ok
[INFO] [stdout] test arbitrary::test::uints16 ... ok
[INFO] [stdout] test arbitrary::test::uints128 ... ok
[INFO] [stdout] test arbitrary::test::uints ... ok
[INFO] [stdout] test tester::test::different_generator ... ok
[INFO] [stdout] test tester::test::shrinking_regression_issue_126 ... ok
[INFO] [stdout] test arbitrary::test::unit ... ok
[INFO] [stdout] test arbitrary::test::tuples ... ok
[INFO] [stdout] test arbitrary::test::vecdeques ... ok
[INFO] [stdout] test arbitrary::test::vecs ... ok
[INFO] [stdout] test arbitrary::test::wrapping_ints32 ... ok
[INFO] [stdout] test tester::test::size_for_small_types_issue_143 ... ok
[INFO] [stdout] test arbitrary::test::uints64 ... ok
[INFO] [stdout] test arbitrary::test::uints8 ... ok
[INFO] [stdout] test arbitrary::test::results ... ok
[INFO] [stdout] test arbitrary::test::arby_int ... ok
[INFO] [stdout] test tests::max ... ok
[INFO] [stdout] test arbitrary::test::ints32 ... ok
[INFO] [stdout] test tests::regression_issue_83 ... ok
[INFO] [stdout] test tests::regression_issue_83_signed ... ok
[INFO] [stdout] test tests::basic_hashmap ... ok
[INFO] [stdout] test tests::basic_hashset ... ok
[INFO] [stdout] test tests::prop_reverse_reverse_macro ... ok
[INFO] [stdout] test tests::prop_reverse_reverse ... ok
[INFO] [stdout] test tests::panic_msg_1 ... ok
[INFO] [stdout] test tests::regression_issue_107_hang ... ok
[INFO] [stdout] test tests::prop_oob ... ok
[INFO] [stdout] test tests::reverse_app ... ok
[INFO] [stdout] test tests::prop_macro_panic ... ok
[INFO] [stdout] test tests::testable_unit ... ok
[INFO] [stdout] test tests::testable_result_err ... ok
[INFO] [stdout] test tests::testable_result ... ok
[INFO] [stdout] test tests::panic_msg_2 ... ok
[INFO] [stdout] test tests::sieve_not_all_primes ... ok
[INFO] [stdout] test tests::sieve_not_prime ... ok
[INFO] [stdout] test tests::all_tests_discarded_min_tests_passed_set ... ok
[INFO] [stdout] test tests::testable_unit_panic ... ok
[INFO] [stdout] test tests::all_tests_discarded_min_tests_passed_missing ... ok
[INFO] [stdout] test tests::panic_msg_3 ... ok
[INFO] [stdout] test tests::sort ... ok
[INFO] [stdout] test tests::substitute_hashset ... ok
[INFO] [stdout] test tests::substitute_hashmap ... ok
[INFO] [stdout] test tests::pathbuf ... ok
[INFO] [stdout] test tests::reverse_single ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 67 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests quickcheck
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - quickcheck (line 34) ... ok
[INFO] [stdout] test src/tester.rs - tester::QuickCheck<G>::quickcheck (line 157) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eec0f7d02efc72ce6a700116b12538233a05b0f9bf4f961293441857e89bd6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec0f7d02efc72ce6a700116b12538233a05b0f9bf4f961293441857e89bd6ab", kill_on_drop: false }`
[INFO] [stdout] eec0f7d02efc72ce6a700116b12538233a05b0f9bf4f961293441857e89bd6ab