[INFO] fetching crate bronzedb-memory-db-server 0.1.0...
[INFO] checking bronzedb-memory-db-server-0.1.0 against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] extracting crate bronzedb-memory-db-server 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bronzedb-memory-db-server 0.1.0 on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bronzedb-memory-db-server 0.1.0
[INFO] finished tweaking crates.io crate bronzedb-memory-db-server 0.1.0
[INFO] tweaked toml for crates.io crate bronzedb-memory-db-server 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+914adf04af1c1a984707f778da3d04590c03d144" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc92da01e54655d094366ea6fbc120aa7b0851bea703b50a9106021f544f3d67
[INFO] running `"docker" "start" "-a" "dc92da01e54655d094366ea6fbc120aa7b0851bea703b50a9106021f544f3d67"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking historian v4.0.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking bronzedb-util v0.1.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking bronzedb-engine v0.1.0
[INFO] [stderr]     Checking bronzedb-protocol v0.1.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking bronzedb-server v0.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking hashbrown v0.2.2
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking serde_bytes v0.10.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking pagecache v0.15.0
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking sled v0.22.1
[INFO] [stderr]     Checking bronzedb-memory-db-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/engine_impl.rs:99:31
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn iter(&mut self) -> Box<Iterator<Item = Result<Entry, Error>> + '_> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Result<Entry, Error>> + '_`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/engine_impl.rs:99:31
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn iter(&mut self) -> Box<Iterator<Item = Result<Entry, Error>> + '_> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Result<Entry, Error>> + '_`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.00s
[INFO] running `"docker" "inspect" "dc92da01e54655d094366ea6fbc120aa7b0851bea703b50a9106021f544f3d67"`
[INFO] running `"docker" "rm" "-f" "dc92da01e54655d094366ea6fbc120aa7b0851bea703b50a9106021f544f3d67"`
[INFO] [stdout] dc92da01e54655d094366ea6fbc120aa7b0851bea703b50a9106021f544f3d67