[INFO] cloning repository https://github.com/schicks/redis-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/schicks/redis-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschicks%2Fredis-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschicks%2Fredis-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff26cec6abdcde926231e1527e6631771c1b7f09
[INFO] testing schicks/redis-rust 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%2Fschicks%2Fredis-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schicks/redis-rust 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/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-12/source/Cargo.toml
[INFO] crate git repo https://github.com/schicks/redis-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] c80052826687051118c43c261b4e5bc40dd511451fc24c05d2de0ac615af6b69
[INFO] running `Command { std: "docker" "start" "-a" "c80052826687051118c43c261b4e5bc40dd511451fc24c05d2de0ac615af6b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c80052826687051118c43c261b4e5bc40dd511451fc24c05d2de0ac615af6b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80052826687051118c43c261b4e5bc40dd511451fc24c05d2de0ac615af6b69", kill_on_drop: false }`
[INFO] [stdout] c80052826687051118c43c261b4e5bc40dd511451fc24c05d2de0ac615af6b69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] f573e9ac50e51c968dde19c347b82581ba57b93774e4b90e7a27b6fa48b0bfd8
[INFO] running `Command { std: "docker" "start" "-a" "f573e9ac50e51c968dde19c347b82581ba57b93774e4b90e7a27b6fa48b0bfd8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ruddis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/main.rs:74:14
[INFO] [stdout]    |
[INFO] [stdout] 74 |             .flatten()
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `Flattenable::flatten(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "f573e9ac50e51c968dde19c347b82581ba57b93774e4b90e7a27b6fa48b0bfd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f573e9ac50e51c968dde19c347b82581ba57b93774e4b90e7a27b6fa48b0bfd8", kill_on_drop: false }`
[INFO] [stdout] f573e9ac50e51c968dde19c347b82581ba57b93774e4b90e7a27b6fa48b0bfd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] 5c90e4ad345be6cce8cceeb3440052857d5f0b014cd81552f0f8b92fc2b39c84
[INFO] running `Command { std: "docker" "start" "-a" "5c90e4ad345be6cce8cceeb3440052857d5f0b014cd81552f0f8b92fc2b39c84", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[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 proptest-derive v0.1.2
[INFO] [stderr]    Compiling ruddis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/main.rs:74:14
[INFO] [stdout]    |
[INFO] [stdout] 74 |             .flatten()
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `Flattenable::flatten(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 54.64s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/ruddis-27b2f065c0e4cfd5)
[INFO] running `Command { std: "docker" "inspect" "5c90e4ad345be6cce8cceeb3440052857d5f0b014cd81552f0f8b92fc2b39c84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c90e4ad345be6cce8cceeb3440052857d5f0b014cd81552f0f8b92fc2b39c84", kill_on_drop: false }`
[INFO] [stdout] 5c90e4ad345be6cce8cceeb3440052857d5f0b014cd81552f0f8b92fc2b39c84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84226fa040c6b9e04a97dbf31b4f1f54aa1ae2ed493e2a6cb7895e59856cda69
[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" "84226fa040c6b9e04a97dbf31b4f1f54aa1ae2ed493e2a6cb7895e59856cda69", kill_on_drop: false }`
[INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:74:14
[INFO] [stdout] running 22 tests
[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 associated item 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 `Flattenable::flatten(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: `ruddis` (bin "ruddis" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ruddis-27b2f065c0e4cfd5)
[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::inter::test::self_intersection_is_self ... ok
[INFO] [stdout] test lib::set::union::test::self_union_is_self ... 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::diff::test::difference_has_leq_size has been running for over 60 seconds
[INFO] [stdout] 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 has been running for over 60 seconds
[INFO] [stdout] 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 has been running for over 60 seconds
[INFO] [stdout] test lib::set::inter::test::intersection_has_leq_size has been running for over 60 seconds
[INFO] [stdout] test lib::set::inter::test::intersection_is_idempotent has been running for over 60 seconds
[INFO] [stdout] test lib::set::inter::test::returns_size_of_dest has been running for over 60 seconds
[INFO] [stdout] 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 has been running for over 60 seconds
[INFO] [stdout] 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_is_idempotent ... ok
[INFO] [stdout] test lib::set::diff::test::difference_has_leq_size ... ok
[INFO] [stdout] test lib::set::union::test::union_has_leq_sum_size ... ok
[INFO] [stdout] test lib::set::diff::test::disjoint_difference_is_base ... ok
[INFO] [stdout] test lib::set::diff::test::difference_is_idempotent ... ok
[INFO] [stdout] test lib::set::inter::test::returns_size_of_dest ... ok
[INFO] [stdout] test lib::set::union::test::returns_size_of_dest ... ok
[INFO] [stdout] test lib::set::diff::test::returns_size_of_dest ... ok
[INFO] [stdout] test lib::set::inter::test::intersection_has_leq_size ... ok
[INFO] [stdout] test lib::set::union::test::disjoint_union_has_sum_size ... ok
[INFO] [stdout] test lib::set::inter::test::disjoint_intersection_is_empty ... 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; finished in 89.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84226fa040c6b9e04a97dbf31b4f1f54aa1ae2ed493e2a6cb7895e59856cda69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84226fa040c6b9e04a97dbf31b4f1f54aa1ae2ed493e2a6cb7895e59856cda69", kill_on_drop: false }`
[INFO] [stdout] 84226fa040c6b9e04a97dbf31b4f1f54aa1ae2ed493e2a6cb7895e59856cda69