[INFO] fetching crate libaster 1.2.1...
[INFO] testing libaster-1.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate libaster 1.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libaster 1.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libaster 1.2.1
[INFO] finished tweaking crates.io crate libaster 1.2.1
[INFO] tweaked toml for crates.io crate libaster 1.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2e09f136cdcf91ab9a9668a93c8e01e69476494d32aa81711f5ef8bb65f6b07
[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" "e2e09f136cdcf91ab9a9668a93c8e01e69476494d32aa81711f5ef8bb65f6b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2e09f136cdcf91ab9a9668a93c8e01e69476494d32aa81711f5ef8bb65f6b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2e09f136cdcf91ab9a9668a93c8e01e69476494d32aa81711f5ef8bb65f6b07", kill_on_drop: false }`
[INFO] [stdout] e2e09f136cdcf91ab9a9668a93c8e01e69476494d32aa81711f5ef8bb65f6b07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a64cbc26952b14162770ea4c7a54ec8437221c9384849eb918ab3a81c61b8e10
[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" "a64cbc26952b14162770ea4c7a54ec8437221c9384849eb918ab3a81c61b8e10", kill_on_drop: false }`
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling hashbrown v0.3.1
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling btoi v0.4.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling inotify v0.8.3
[INFO] [stderr]    Compiling libaster v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/protocol/redis/resp.rs:509:38
[INFO] [stdout]     |
[INFO] [stdout] 509 |     static ref FINDER: AhoCorasick = { AhoCorasick::new(PATTERNS) };
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.64s
[INFO] running `Command { std: "docker" "inspect" "a64cbc26952b14162770ea4c7a54ec8437221c9384849eb918ab3a81c61b8e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64cbc26952b14162770ea4c7a54ec8437221c9384849eb918ab3a81c61b8e10", kill_on_drop: false }`
[INFO] [stdout] a64cbc26952b14162770ea4c7a54ec8437221c9384849eb918ab3a81c61b8e10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] a695c58ba2547dd8126a8054b1b4f751c2178092abd3a28d79e7f71268d7f6c2
[INFO] running `Command { std: "docker" "start" "-a" "a695c58ba2547dd8126a8054b1b4f751c2178092abd3a28d79e7f71268d7f6c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert2-macros v0.1.0
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/protocol/redis/resp.rs:509:38
[INFO] [stdout]     |
[INFO] [stdout] 509 |     static ref FINDER: AhoCorasick = { AhoCorasick::new(PATTERNS) };
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling assert2 v0.1.2
[INFO] [stderr]    Compiling libaster v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/protocol/redis/resp.rs:509:38
[INFO] [stdout]     |
[INFO] [stdout] 509 |     static ref FINDER: AhoCorasick = { AhoCorasick::new(PATTERNS) };
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.96s
[INFO] running `Command { std: "docker" "inspect" "a695c58ba2547dd8126a8054b1b4f751c2178092abd3a28d79e7f71268d7f6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a695c58ba2547dd8126a8054b1b4f751c2178092abd3a28d79e7f71268d7f6c2", kill_on_drop: false }`
[INFO] [stdout] a695c58ba2547dd8126a8054b1b4f751c2178092abd3a28d79e7f71268d7f6c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c21820dc92656c8f310b5b9bdf389614d2d335af2f661e071b9ff9e3761b4a3
[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" "2c21820dc92656c8f310b5b9bdf389614d2d335af2f661e071b9ff9e3761b4a3", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/protocol/redis/resp.rs:509:38
[INFO] [stderr]     |
[INFO] [stderr] 509 |     static ref FINDER: AhoCorasick = { AhoCorasick::new(PATTERNS) };
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `libaster` (lib) generated 1 warning
[INFO] [stderr] warning: `libaster` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libaster-dd6df19ebc65f2e6)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test protocol::mc::msg::test::test_parse_bin ... ok
[INFO] [stdout] test protocol::redis::resp::test::test_negative_multibulk_length ... ok
[INFO] [stdout] test protocol::redis::resp::test::test_negative_mutiblk_payload_length ... ok
[INFO] [stdout] test protocol::redis::resp::test::test_non_number_multibulk_payload_length ... ok
[INFO] [stdout] test protocol::redis::resp::test::test_wrong_mutlti_bulk_payload_header ... ok
[INFO] [stdout] test protocol::redis::resp::test_parse ... ok
[INFO] [stdout] test protocol::redis::test_redis_parse_wrong_case ... ok
[INFO] [stdout] test protocol::redis::resp::test::test_parse_inline ... ok
[INFO] [stdout] test proxy::standalone::fnv::test_fnv1a::fnv1a_hash ... ok
[INFO] [stdout] test protocol::redis::resp::test::test_parse_cluster_slots ... ok
[INFO] [stdout] test protocol::redis::resp::test::test_iter_plain ... ok
[INFO] [stdout] test protocol::redis::resp::test::test_iter_bulk ... ok
[INFO] [stdout] test protocol::mc::msg::test::test_parse_twice ... ok
[INFO] [stdout] test protocol::mc::msg::test::test_parser_error ... ok
[INFO] [stderr]    Doc-tests libaster
[INFO] [stdout] test protocol::mc::test_mc_parse_wrong_case ... ok
[INFO] [stdout] test protocol::redis::resp::test::test_iter ... ok
[INFO] [stdout] test protocol::redis::resp::test::test_handle_empy_query ... ok
[INFO] [stdout] test utils::crc::test_crc16 ... ok
[INFO] [stdout] test utils::test_itoa_ok ... ok
[INFO] [stdout] test protocol::mc::msg::test::test_parse_text_all_ok ... ok
[INFO] [stdout] test proxy::standalone::ketama::test_ketama::ketama_dist ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/protocol/redis/resp.rs:509:38
[INFO] [stderr]     |
[INFO] [stderr] 509 |     static ref FINDER: AhoCorasick = { AhoCorasick::new(PATTERNS) };
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "2c21820dc92656c8f310b5b9bdf389614d2d335af2f661e071b9ff9e3761b4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c21820dc92656c8f310b5b9bdf389614d2d335af2f661e071b9ff9e3761b4a3", kill_on_drop: false }`
[INFO] [stdout] 2c21820dc92656c8f310b5b9bdf389614d2d335af2f661e071b9ff9e3761b4a3