[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#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate solana_libra_vm_runtime 0.0.1-sol4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate solana_libra_vm_runtime 0.0.1-sol4 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 7d7a790c26fd845dc44e6ea657bd427cdcf82fc1d28ee3e7d9b8ca7135b9bcf8
[INFO] running `"docker" "start" "-a" "7d7a790c26fd845dc44e6ea657bd427cdcf82fc1d28ee3e7d9b8ca7135b9bcf8"`
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling memsec v0.5.7
[INFO] [stderr]     Checking solana_libra_failure_macros v0.0.1-sol4
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking bech32 v0.6.0
[INFO] [stderr]     Checking mirai-annotations v1.6.1
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]     Checking unsigned-varint v0.2.3
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand04 v0.1.1
[INFO] [stderr]     Checking pairing v0.14.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling solana_libra_crypto-derive v0.0.1-sol4
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking solana_libra_vm_cache_map v0.0.1-sol4
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking rand04_compat v0.1.1
[INFO] [stderr]     Checking parity-multihash v0.1.3
[INFO] [stderr]     Checking solana_libra_tools v0.0.1-sol4
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking slog-async v2.5.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking proptest v0.9.6
[INFO] [stderr]    Compiling num_enum_derive v0.4.3
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking slog-term v2.5.0
[INFO] [stderr]     Checking slog-stdlog v4.0.0
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking parity-multiaddr v0.5.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking solana_libra_failure_ext v0.0.1-sol4
[INFO] [stderr]     Checking threshold_crypto v0.3.2
[INFO] [stderr]     Checking codespan v0.2.1
[INFO] [stderr]     Checking slog-envlogger v2.2.0
[INFO] [stderr]     Checking x25519-dalek v0.5.2
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]     Checking solana_libra_canonical_serialization v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_logger v0.0.1-sol4
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking codespan-reporting v0.2.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking num_enum v0.4.3
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling proptest-derive v0.1.2
[INFO] [stderr]     Checking structopt v0.3.13
[INFO] [stderr]     Checking solana_libra_metrics v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_nibble v0.0.1-sol4
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking solana_libra_proptest_helpers v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_crypto v0.0.1-sol4
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[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 5m 47s
[INFO] running `"docker" "inspect" "7d7a790c26fd845dc44e6ea657bd427cdcf82fc1d28ee3e7d9b8ca7135b9bcf8"`
[INFO] running `"docker" "rm" "-f" "7d7a790c26fd845dc44e6ea657bd427cdcf82fc1d28ee3e7d9b8ca7135b9bcf8"`
[INFO] [stdout] 7d7a790c26fd845dc44e6ea657bd427cdcf82fc1d28ee3e7d9b8ca7135b9bcf8
