[INFO] updating cached repository https://github.com/schicks/redis-rust
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ff26cec6abdcde926231e1527e6631771c1b7f09
[INFO] testing schicks/redis-rust against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschicks%2Fredis-rust" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schicks/redis-rust on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/schicks/redis-rust
[INFO] finished tweaking git repo https://github.com/schicks/redis-rust
[INFO] tweaked toml for git repo https://github.com/schicks/redis-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/schicks/redis-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 03f86df485af2b08d43584ecfd4971ddc0fcaa266f3e1255c3d8c4915fd4912f
[INFO] running `"docker" "start" "-a" "03f86df485af2b08d43584ecfd4971ddc0fcaa266f3e1255c3d8c4915fd4912f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ruddis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/main.rs:74:14
[INFO] [stderr]    |
[INFO] [stderr] 74 |             .flatten()
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `lib::errors::Flattenable::flatten(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `"docker" "inspect" "03f86df485af2b08d43584ecfd4971ddc0fcaa266f3e1255c3d8c4915fd4912f"`
[INFO] running `"docker" "rm" "-f" "03f86df485af2b08d43584ecfd4971ddc0fcaa266f3e1255c3d8c4915fd4912f"`
[INFO] [stdout] 03f86df485af2b08d43584ecfd4971ddc0fcaa266f3e1255c3d8c4915fd4912f
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f0e78657b83592a972c8a8229d7a21a013548c7d31a8e6d47f89c2cd4f699af1
[INFO] running `"docker" "start" "-a" "f0e78657b83592a972c8a8229d7a21a013548c7d31a8e6d47f89c2cd4f699af1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling proptest-derive v0.1.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.9.5
[INFO] [stderr]    Compiling ruddis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/main.rs:74:14
[INFO] [stderr]    |
[INFO] [stderr] 74 |             .flatten()
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `lib::errors::Flattenable::flatten(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 42.32s
[INFO] running `"docker" "inspect" "f0e78657b83592a972c8a8229d7a21a013548c7d31a8e6d47f89c2cd4f699af1"`
[INFO] running `"docker" "rm" "-f" "f0e78657b83592a972c8a8229d7a21a013548c7d31a8e6d47f89c2cd4f699af1"`
[INFO] [stdout] f0e78657b83592a972c8a8229d7a21a013548c7d31a8e6d47f89c2cd4f699af1
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 592fb54afe8c445de7fb68aa96905cdffe670cc4fcc9b92561bc425b0b17a7af
[INFO] running `"docker" "start" "-a" "592fb54afe8c445de7fb68aa96905cdffe670cc4fcc9b92561bc425b0b17a7af"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/main.rs:74:14
[INFO] [stderr]    |
[INFO] [stderr] 74 |             .flatten()
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `lib::errors::Flattenable::flatten(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruddis-addda2ff5db0c1fb
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test lib::parse::test::numbers_are_valid ... ok
[INFO] [stdout] test lib::parse::test::quoted_strings_are_valid ... ok
[INFO] [stdout] test lib::parse::test::only_quoted_strings_are_valid ... ok
[INFO] [stdout] test lib::incr::test::incr_empty_key_is_1 ... ok
[INFO] [stdout] test lib::incr::test::incr_n_times_is_n ... ok
[INFO] [stdout] test lib::set::card::test::returns_set_size ... ok
[INFO] [stdout] test lib::set::add::test::returns_n_added ... ok
[INFO] [stdout] test lib::set::diff::test::self_difference_is_empty ... ok
[INFO] [stdout] test lib::set::union::test::self_union_is_self ... ok
[INFO] [stdout] test lib::set::inter::test::self_intersection_is_self ... ok
[INFO] [stdout] test lib::set::diff::test::difference_has_leq_size ... test lib::set::diff::test::difference_has_leq_size has been running for over 60 seconds
[INFO] [stdout] test lib::set::diff::test::difference_is_idempotent ... test lib::set::diff::test::difference_is_idempotent has been running for over 60 seconds
[INFO] [stdout] test lib::set::diff::test::disjoint_difference_is_base ... test lib::set::diff::test::disjoint_difference_is_base has been running for over 60 seconds
[INFO] [stdout] test lib::set::diff::test::returns_size_of_dest ... test lib::set::diff::test::returns_size_of_dest has been running for over 60 seconds
[INFO] [stdout] test lib::set::inter::test::disjoint_intersection_is_empty ... test lib::set::inter::test::disjoint_intersection_is_empty has been running for over 60 seconds
[INFO] [stdout] test lib::set::inter::test::intersection_has_leq_size ... test lib::set::inter::test::intersection_has_leq_size has been running for over 60 seconds
[INFO] [stdout] test lib::set::inter::test::returns_size_of_dest ... test lib::set::inter::test::returns_size_of_dest has been running for over 60 seconds
[INFO] [stdout] test lib::set::inter::test::intersection_is_idempotent ... test lib::set::inter::test::intersection_is_idempotent has been running for over 60 seconds
[INFO] [stdout] test lib::set::union::test::disjoint_union_has_sum_size ... test lib::set::union::test::disjoint_union_has_sum_size has been running for over 60 seconds
[INFO] [stdout] test lib::set::union::test::returns_size_of_dest ... test lib::set::union::test::returns_size_of_dest has been running for over 60 seconds
[INFO] [stdout] test lib::set::union::test::union_has_leq_sum_size ... test lib::set::union::test::union_has_leq_sum_size has been running for over 60 seconds
[INFO] [stdout] test lib::set::inter::test::intersection_has_leq_size ... ok
[INFO] [stdout] test lib::set::union::test::union_has_leq_sum_size ... ok
[INFO] [stdout] test lib::set::inter::test::intersection_is_idempotent ... ok
[INFO] [stdout] test lib::set::union::test::returns_size_of_dest ... ok
[INFO] [stdout] test lib::set::union::test::disjoint_union_has_sum_size ... ok
[INFO] [stdout] test lib::set::diff::test::difference_is_idempotent ... ok
[INFO] [stdout] test lib::set::diff::test::difference_has_leq_size ... ok
[INFO] [stdout] test lib::set::inter::test::disjoint_intersection_is_empty ... ok
[INFO] [stdout] test lib::set::diff::test::returns_size_of_dest ... ok
[INFO] [stdout] test lib::set::diff::test::disjoint_difference_is_base ... ok
[INFO] [stdout] test lib::set::inter::test::returns_size_of_dest ... ok
[INFO] [stdout] test lib::set::union::test::union_is_idempotent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "592fb54afe8c445de7fb68aa96905cdffe670cc4fcc9b92561bc425b0b17a7af"`
[INFO] running `"docker" "rm" "-f" "592fb54afe8c445de7fb68aa96905cdffe670cc4fcc9b92561bc425b0b17a7af"`
[INFO] [stdout] 592fb54afe8c445de7fb68aa96905cdffe670cc4fcc9b92561bc425b0b17a7af