[INFO] crate grin_pool 3.1.0 is already in cache
[INFO] checking grin_pool-3.1.0 against try#3ae4c050387df9f7fbb379ee90ce8bf05e566870 for pr-70872
[INFO] extracting crate grin_pool 3.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate grin_pool 3.1.0 on toolchain 3ae4c050387df9f7fbb379ee90ce8bf05e566870
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate grin_pool 3.1.0
[INFO] finished tweaking crates.io crate grin_pool 3.1.0
[INFO] tweaked toml for crates.io crate grin_pool 3.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "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] 4c4bf42d98a38a7004b586609cbe804367f35d6f7db1e0fdb64635a818b021b2
[INFO] running `"docker" "start" "-a" "4c4bf42d98a38a7004b586609cbe804367f35d6f7db1e0fdb64635a818b021b2"`
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking supercow v0.1.0
[INFO] [stderr]    Compiling grin_secp256k1zkp v0.7.8
[INFO] [stderr]    Compiling liblmdb-sys v0.2.2
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking zip v0.5.5
[INFO] [stderr]     Checking ripemd160 v0.7.0
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking lmdb-zero v0.4.4
[INFO] [stderr]     Checking grin_util v3.1.0
[INFO] [stderr]     Checking grin_keychain v3.1.0
[INFO] [stderr]    Compiling croaring-sys v0.4.4
[INFO] [stderr]     Checking croaring v0.4.4
[INFO] [stderr]     Checking grin_core v3.1.0
[INFO] [stderr]     Checking grin_store v3.1.0
[INFO] [stderr]     Checking grin_pool v3.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking grin_chain v3.1.0
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> tests/transaction_pool.rs:461:5
[INFO] [stderr]     |
[INFO] [stderr] 461 |                 { test_transaction_spending_coinbase(&keychain, &header, vec![1000]) };
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `"docker" "inspect" "4c4bf42d98a38a7004b586609cbe804367f35d6f7db1e0fdb64635a818b021b2"`
[INFO] running `"docker" "rm" "-f" "4c4bf42d98a38a7004b586609cbe804367f35d6f7db1e0fdb64635a818b021b2"`
[INFO] [stdout] 4c4bf42d98a38a7004b586609cbe804367f35d6f7db1e0fdb64635a818b021b2