[INFO] fetching crate holochain_wasmer_host 0.0.24...
[INFO] checking holochain_wasmer_host-0.0.24 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate holochain_wasmer_host 0.0.24 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate holochain_wasmer_host 0.0.24 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate holochain_wasmer_host 0.0.24
[INFO] finished tweaking crates.io crate holochain_wasmer_host 0.0.24
[INFO] tweaked toml for crates.io crate holochain_wasmer_host 0.0.24 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 04b8d31bb1abe00fe73091d36c33013123929a89b9dfea0778a57f357e1fa999
[INFO] running `"docker" "start" "-a" "04b8d31bb1abe00fe73091d36c33013123929a89b9dfea0778a57f357e1fa999"`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling blake2b_simd v0.5.10
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling wasmer-runtime-core v0.13.1
[INFO] [stderr]     Checking thiserror v1.0.15
[INFO] [stderr]     Checking cranelift-codegen v0.52.0
[INFO] [stderr]    Compiling holochain_serialized_bytes_derive v0.0.36
[INFO] [stderr]     Checking wasmer-clif-fork-frontend v0.52.0
[INFO] [stderr]     Checking cranelift-native v0.52.0
[INFO] [stderr]     Checking wasmer-clif-fork-wasm v0.52.0
[INFO] [stderr]     Checking indexmap v1.3.2
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking serde-bench v0.0.7
[INFO] [stderr]     Checking serde_bytes v0.11.3
[INFO] [stderr]     Checking rmp-serde v0.14.3
[INFO] [stderr]     Checking serde-transcode v1.1.0
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking holochain_serialized_bytes v0.0.36
[INFO] [stderr]     Checking holochain_wasmer_common v0.0.24
[INFO] [stderr]     Checking wasmer-clif-backend v0.13.1
[INFO] [stderr]     Checking wasmer-runtime v0.13.1
[INFO] [stderr]     Checking holochain_wasmer_host v0.0.24 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/memory_cache.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Mutex::new(HashMap::new()) };
[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] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/memory_cache.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         { Mutex::new(HashMap::new()) };
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `"docker" "inspect" "04b8d31bb1abe00fe73091d36c33013123929a89b9dfea0778a57f357e1fa999"`
[INFO] running `"docker" "rm" "-f" "04b8d31bb1abe00fe73091d36c33013123929a89b9dfea0778a57f357e1fa999"`
[INFO] [stdout] 04b8d31bb1abe00fe73091d36c33013123929a89b9dfea0778a57f357e1fa999