[INFO] crate solana_libra_vm_runtime 0.0.1-sol4 is already in cache
[INFO] checking solana_libra_vm_runtime-0.0.1-sol4 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate solana_libra_vm_runtime 0.0.1-sol4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate solana_libra_vm_runtime 0.0.1-sol4 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate solana_libra_vm_runtime 0.0.1-sol4
[INFO] finished tweaking crates.io crate solana_libra_vm_runtime 0.0.1-sol4
[INFO] tweaked toml for crates.io crate solana_libra_vm_runtime 0.0.1-sol4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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] c5f2765484b76d4f4c1e860dad3f582014441a8da0ac2dde322d6ad4e819667b
[INFO] running `"docker" "start" "-a" "c5f2765484b76d4f4c1e860dad3f582014441a8da0ac2dde322d6ad4e819667b"`
[INFO] [stderr]     Checking solana_libra_failure_macros v0.0.1-sol4
[INFO] [stderr]    Compiling memsec v0.5.7
[INFO] [stderr]    Compiling multimap v0.4.0
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[INFO] [stderr]     Checking mirai-annotations v1.6.1
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[INFO] [stderr]     Checking radix_trie v0.1.6
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[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling dirs v1.0.5
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[INFO] [stderr]    Compiling solana_libra_crypto-derive v0.0.1-sol4
[INFO] [stderr]    Compiling derivative v2.1.0
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[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking solana_libra_vm_cache_map v0.0.1-sol4
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling sha2 v0.8.1
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[INFO] [stderr]     Checking solana_libra_crypto v0.0.1-sol4
[INFO] [stderr]    Compiling solana_libra_types v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_vm v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_config v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_state_view v0.0.1-sol4
[INFO] [stderr]    Compiling solana_libra_ir_to_bytecode_syntax v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_vm_runtime_types v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_bytecode_verifier v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_vm_runtime v0.0.1-sol4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/txn_executor.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         { ModuleId::new(account_config::core_code_address(), Identifier::new("LibraAccount").unwrap()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/txn_executor.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         { ModuleId::new(account_config::core_code_address(), Identifier::new("Block").unwrap()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/txn_executor.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         { ModuleId::new(account_config::core_code_address(), Identifier::new("LibraCoin").unwrap()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/txn_executor.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         { ModuleId::new(account_config::core_code_address(), Identifier::new("Event").unwrap()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/txn_executor.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         { ModuleId::new(account_config::core_code_address(), Identifier::new("ValidatorSet").unwrap()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr]     Checking solana_libra_ir_to_bytecode v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_stdlib v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_compiler v0.0.1-sol4
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/txn_executor.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         { ModuleId::new(account_config::core_code_address(), Identifier::new("LibraAccount").unwrap()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/txn_executor.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         { ModuleId::new(account_config::core_code_address(), Identifier::new("Block").unwrap()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/txn_executor.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         { ModuleId::new(account_config::core_code_address(), Identifier::new("LibraCoin").unwrap()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/txn_executor.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         { ModuleId::new(account_config::core_code_address(), Identifier::new("Event").unwrap()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/txn_executor.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         { ModuleId::new(account_config::core_code_address(), Identifier::new("ValidatorSet").unwrap()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 46s
[INFO] running `"docker" "inspect" "c5f2765484b76d4f4c1e860dad3f582014441a8da0ac2dde322d6ad4e819667b"`
[INFO] running `"docker" "rm" "-f" "c5f2765484b76d4f4c1e860dad3f582014441a8da0ac2dde322d6ad4e819667b"`
[INFO] [stdout] c5f2765484b76d4f4c1e860dad3f582014441a8da0ac2dde322d6ad4e819667b