[INFO] crate grin_pool 3.1.0 is already in cache
[INFO] checking grin_pool-3.1.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[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 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] 97cbffa09a17c698e2d10e73cedfe7a5ded88704ed77a79475e4464a5659fac0
[INFO] running `"docker" "start" "-a" "97cbffa09a17c698e2d10e73cedfe7a5ded88704ed77a79475e4464a5659fac0"`
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]    Compiling zeroize_derive v0.9.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking grin_secp256k1zkp v0.7.9
[INFO] [stderr]     Checking num v0.2.1
[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 27s
[INFO] running `"docker" "inspect" "97cbffa09a17c698e2d10e73cedfe7a5ded88704ed77a79475e4464a5659fac0"`
[INFO] running `"docker" "rm" "-f" "97cbffa09a17c698e2d10e73cedfe7a5ded88704ed77a79475e4464a5659fac0"`
[INFO] [stdout] 97cbffa09a17c698e2d10e73cedfe7a5ded88704ed77a79475e4464a5659fac0