[INFO] cloning repository https://github.com/polkadotrafat/rust-state-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/polkadotrafat/rust-state-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolkadotrafat%2Frust-state-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolkadotrafat%2Frust-state-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46cac4a861f61ce773a0eec383e89ee60795c749
[INFO] checking polkadotrafat/rust-state-machine against master#0c478fdfe138a8b09744798c85fe2be657768b00 for pr-139419
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolkadotrafat%2Frust-state-machine" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/polkadotrafat/rust-state-machine on toolchain 0c478fdfe138a8b09744798c85fe2be657768b00
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/polkadotrafat/rust-state-machine
[INFO] finished tweaking git repo https://github.com/polkadotrafat/rust-state-machine
[INFO] tweaked toml for git repo https://github.com/polkadotrafat/rust-state-machine written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/polkadotrafat/rust-state-machine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b73a2352b41f726ce0bd21888879fe25bf98203a5b524bfe359d0c6ebbba977
[INFO] running `Command { std: "docker" "start" "-a" "4b73a2352b41f726ce0bd21888879fe25bf98203a5b524bfe359d0c6ebbba977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b73a2352b41f726ce0bd21888879fe25bf98203a5b524bfe359d0c6ebbba977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b73a2352b41f726ce0bd21888879fe25bf98203a5b524bfe359d0c6ebbba977", kill_on_drop: false }`
[INFO] [stdout] 4b73a2352b41f726ce0bd21888879fe25bf98203a5b524bfe359d0c6ebbba977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7446ac6fc7bcf38e5539ae05b9c93da3f10a9a2f76edf3e9268e201a8ae78dc9
[INFO] running `Command { std: "docker" "start" "-a" "7446ac6fc7bcf38e5539ae05b9c93da3f10a9a2f76edf3e9268e201a8ae78dc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]     Checking rust-state-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_nonce` is never used
[INFO] [stdout]   --> src/system.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T: Config> Pallet<T> 
[INFO] [stdout]    | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn get_nonce(&self,address: T::AccountId) -> T::Nonce {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_claim` is never used
[INFO] [stdout]   --> src/proof_of_existence.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl<T: Config> Pallet<T> {
[INFO] [stdout]    | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn get_claim(&self, claim: &T::Content) -> Option<&T::AccountId> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[macros::runtime]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the attribute macro `macros::runtime` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/balances.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let res = pallet.transfer("alice".to_string(),"bob".to_string(),200);
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[macros::runtime]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the attribute macro `macros::runtime` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.30s
[INFO] running `Command { std: "docker" "inspect" "7446ac6fc7bcf38e5539ae05b9c93da3f10a9a2f76edf3e9268e201a8ae78dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7446ac6fc7bcf38e5539ae05b9c93da3f10a9a2f76edf3e9268e201a8ae78dc9", kill_on_drop: false }`
[INFO] [stdout] 7446ac6fc7bcf38e5539ae05b9c93da3f10a9a2f76edf3e9268e201a8ae78dc9