[INFO] fetching crate elrond-rust 0.1.0...
[INFO] checking elrond-rust-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate elrond-rust 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate elrond-rust 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elrond-rust 0.1.0
[INFO] finished tweaking crates.io crate elrond-rust 0.1.0
[INFO] tweaked toml for crates.io crate elrond-rust 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bigdecimal v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f1e169e8f1cbb1289d10af55f2cda9a6fc68ae53abe716df4c3b5824442f0ab
[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" "2f1e169e8f1cbb1289d10af55f2cda9a6fc68ae53abe716df4c3b5824442f0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f1e169e8f1cbb1289d10af55f2cda9a6fc68ae53abe716df4c3b5824442f0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1e169e8f1cbb1289d10af55f2cda9a6fc68ae53abe716df4c3b5824442f0ab", kill_on_drop: false }`
[INFO] [stdout] 2f1e169e8f1cbb1289d10af55f2cda9a6fc68ae53abe716df4c3b5824442f0ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b9c1367cfc01fa0de8e874922864f60805ae0399f9c33ef080c0afac09897b2
[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" "3b9c1367cfc01fa0de8e874922864f60805ae0399f9c33ef080c0afac09897b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking chunked_transfer v1.3.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking ed25519 v1.0.2
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking bigdecimal v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking ureq v1.5.1
[INFO] [stderr]     Checking elrond-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: structure field `chain_ID` should have a snake case name
[INFO] [stdout]   --> src/transaction.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     chain_ID: String,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `chain_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `chain_ID` should have a snake case name
[INFO] [stdout]    --> src/transaction.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     chain_ID: String,
[INFO] [stdout]     |     ^^^^^^^^ help: convert the identifier to snake case: `chain_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `chain_ID` should have a snake case name
[INFO] [stdout]   --> src/transaction.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     chain_ID: String,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `chain_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `chain_ID` should have a snake case name
[INFO] [stdout]    --> src/transaction.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     chain_ID: String,
[INFO] [stdout]     |     ^^^^^^^^ help: convert the identifier to snake case: `chain_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.23s
[INFO] running `Command { std: "docker" "inspect" "3b9c1367cfc01fa0de8e874922864f60805ae0399f9c33ef080c0afac09897b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b9c1367cfc01fa0de8e874922864f60805ae0399f9c33ef080c0afac09897b2", kill_on_drop: false }`
[INFO] [stdout] 3b9c1367cfc01fa0de8e874922864f60805ae0399f9c33ef080c0afac09897b2