[INFO] fetching crate grin_pool 5.1.0...
[INFO] checking grin_pool-5.1.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate grin_pool 5.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate grin_pool 5.1.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grin_pool 5.1.0
[INFO] finished tweaking crates.io crate grin_pool 5.1.0
[INFO] tweaked toml for crates.io crate grin_pool 5.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3eae0f11d716255a8060d32e98a3c1a7cb81105cabc7df136dd5cf77f8029404
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3eae0f11d716255a8060d32e98a3c1a7cb81105cabc7df136dd5cf77f8029404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3eae0f11d716255a8060d32e98a3c1a7cb81105cabc7df136dd5cf77f8029404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eae0f11d716255a8060d32e98a3c1a7cb81105cabc7df136dd5cf77f8029404", kill_on_drop: false }`
[INFO] [stdout] 3eae0f11d716255a8060d32e98a3c1a7cb81105cabc7df136dd5cf77f8029404
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4267a609b3bf9402a66d133b5733a34acd42d5d81e08486ee56fa5dce2d109e4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4267a609b3bf9402a66d133b5733a34acd42d5d81e08486ee56fa5dce2d109e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking backtrace v0.3.60
[INFO] [stderr]     Checking liblmdb-sys v0.2.2
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking lmdb-zero v0.4.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking log4rs v0.12.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking grin_util v5.1.0
[INFO] [stderr]     Checking grin_keychain v5.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling croaring-sys v0.4.6
[INFO] [stderr]     Checking croaring v0.4.6
[INFO] [stderr]     Checking grin_core v5.1.0
[INFO] [stderr]     Checking grin_store v5.1.0
[INFO] [stderr]     Checking grin_pool v5.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking grin_chain v5.1.0
[INFO] [stdout] warning: unused import: `self::util::RwLock`
[INFO] [stdout]   --> tests/nrd_kernel_relative_height.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use self::util::RwLock;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::util::RwLock`
[INFO] [stdout]   --> tests/block_reconciliation.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use self::util::RwLock;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::util::RwLock`
[INFO] [stdout]   --> tests/block_building.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::util::RwLock;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::util::RwLock`
[INFO] [stdout]   --> tests/nrd_kernels_enabled.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::util::RwLock;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::util::RwLock`
[INFO] [stdout]   --> tests/nrd_kernels_disabled.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::util::RwLock;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::util::RwLock`
[INFO] [stdout]   --> tests/block_max_weight.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::util::RwLock;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.16s
[INFO] running `Command { std: "docker" "inspect" "4267a609b3bf9402a66d133b5733a34acd42d5d81e08486ee56fa5dce2d109e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4267a609b3bf9402a66d133b5733a34acd42d5d81e08486ee56fa5dce2d109e4", kill_on_drop: false }`
[INFO] [stdout] 4267a609b3bf9402a66d133b5733a34acd42d5d81e08486ee56fa5dce2d109e4