[INFO] crate solana_libra_stdlib 0.0.1-sol4 is already in cache
[INFO] checking solana_libra_stdlib-0.0.1-sol4 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate solana_libra_stdlib 0.0.1-sol4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate solana_libra_stdlib 0.0.1-sol4 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate solana_libra_stdlib 0.0.1-sol4
[INFO] finished tweaking crates.io crate solana_libra_stdlib 0.0.1-sol4
[INFO] tweaked toml for crates.io crate solana_libra_stdlib 0.0.1-sol4 written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 8e6f6bac675e1461935bf391837c88876073cfaba4bab954e0fd39181fc5d518
[INFO] running `"docker" "start" "-a" "8e6f6bac675e1461935bf391837c88876073cfaba4bab954e0fd39181fc5d518"`
[INFO] [stderr]    Compiling memsec v0.5.7
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]     Checking solana_libra_failure_macros v0.0.1-sol4
[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 slog v2.5.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking rand04 v0.1.1
[INFO] [stderr]     Checking pairing v0.14.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling solana_libra_crypto-derive v0.0.1-sol4
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]    Compiling ena v0.13.1
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking slog-async v2.5.0
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking proptest v0.9.6
[INFO] [stderr]     Checking rand04_compat v0.1.1
[INFO] [stderr]     Checking slog-stdlog v4.0.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling which v2.0.1
[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-term v2.5.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]     Checking x25519-dalek v0.5.2
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking solana_libra_canonical_serialization v0.0.1-sol4
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking slog-envlogger v2.2.0
[INFO] [stderr]    Compiling num_enum_derive v0.4.3
[INFO] [stderr]     Checking codespan-reporting v0.2.1
[INFO] [stderr]     Checking solana_libra_logger v0.0.1-sol4
[INFO] [stderr]    Compiling lalrpop v0.17.2
[INFO] [stderr]     Checking num_enum v0.4.3
[INFO] [stderr]     Checking solana_libra_nibble v0.0.1-sol4
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling proptest-derive v0.1.2
[INFO] [stderr]     Checking solana_libra_crypto v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_proptest_helpers 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]    Compiling solana_libra_ir_to_bytecode_syntax v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_vm 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_ir_to_bytecode v0.0.1-sol4
[INFO] [stderr]     Checking solana_libra_stdlib v0.0.1-sol4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/transaction_scripts.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         { parse_program(peer_to_peer()).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/transaction_scripts.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         { parse_program(rotate_key()).unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/lib.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { build_stdlib(account_config::core_code_address()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/transaction_scripts.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         { parse_program(peer_to_peer()).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/transaction_scripts.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         { parse_program(rotate_key()).unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/lib.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { build_stdlib(account_config::core_code_address()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 11s
[INFO] running `"docker" "inspect" "8e6f6bac675e1461935bf391837c88876073cfaba4bab954e0fd39181fc5d518"`
[INFO] running `"docker" "rm" "-f" "8e6f6bac675e1461935bf391837c88876073cfaba4bab954e0fd39181fc5d518"`
[INFO] [stdout] 8e6f6bac675e1461935bf391837c88876073cfaba4bab954e0fd39181fc5d518
