[INFO] crate grin_store 2.1.0 is already in cache
[INFO] checking grin_store-2.1.0 against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] extracting crate grin_store 2.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate grin_store 2.1.0 on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate grin_store 2.1.0
[INFO] finished tweaking crates.io crate grin_store 2.1.0
[INFO] tweaked toml for crates.io crate grin_store 2.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] 03720d0b21333c38828df332403afa7655bf68b0371d0e9cf3b5430e4df7fb66
[INFO] running `"docker" "start" "-a" "03720d0b21333c38828df332403afa7655bf68b0371d0e9cf3b5430e4df7fb66"`
[INFO] [stderr]     Checking supercow v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling liblmdb-sys v0.2.2
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ripemd160 v0.7.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking grin_secp256k1zkp v0.7.7
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking lmdb-zero v0.4.4
[INFO] [stderr]     Checking grin_util v2.1.0
[INFO] [stderr]     Checking grin_keychain v2.1.0
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling croaring-sys v0.3.9
[INFO] [stderr]     Checking croaring v0.3.9
[INFO] [stderr]     Checking grin_core v2.1.0
[INFO] [stderr]     Checking grin_store v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/pmmr.rs:113:41
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn get_hash(&self, pos: u64) -> Option<(Hash)> {
[INFO] [stderr]     |                                            ^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/pmmr.rs:122:41
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn get_data(&self, pos: u64) -> Option<(T::E)> {
[INFO] [stderr]     |                                            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/pmmr.rs:113:41
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn get_hash(&self, pos: u64) -> Option<(Hash)> {
[INFO] [stderr]     |                                            ^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/pmmr.rs:122:41
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn get_data(&self, pos: u64) -> Option<(T::E)> {
[INFO] [stderr]     |                                            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 56s
[INFO] running `"docker" "inspect" "03720d0b21333c38828df332403afa7655bf68b0371d0e9cf3b5430e4df7fb66"`
[INFO] running `"docker" "rm" "-f" "03720d0b21333c38828df332403afa7655bf68b0371d0e9cf3b5430e4df7fb66"`
[INFO] [stdout] 03720d0b21333c38828df332403afa7655bf68b0371d0e9cf3b5430e4df7fb66