[INFO] cloning repository https://github.com/lgmarchi/rust-blockchain-project-01
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lgmarchi/rust-blockchain-project-01" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flgmarchi%2Frust-blockchain-project-01", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flgmarchi%2Frust-blockchain-project-01'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17ff60498e04274bbc5bc42936557d2575d76959
[INFO] checking lgmarchi/rust-blockchain-project-01 against master#0c478fdfe138a8b09744798c85fe2be657768b00 for pr-139419
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flgmarchi%2Frust-blockchain-project-01" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lgmarchi/rust-blockchain-project-01 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/lgmarchi/rust-blockchain-project-01
[INFO] finished tweaking git repo https://github.com/lgmarchi/rust-blockchain-project-01
[INFO] tweaked toml for git repo https://github.com/lgmarchi/rust-blockchain-project-01 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lgmarchi/rust-blockchain-project-01 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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cfbb310fb78d9a70d36c9452b53c1ca5b1139363b514248bfdcd121640cabdcd
[INFO] running `Command { std: "docker" "start" "-a" "cfbb310fb78d9a70d36c9452b53c1ca5b1139363b514248bfdcd121640cabdcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfbb310fb78d9a70d36c9452b53c1ca5b1139363b514248bfdcd121640cabdcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfbb310fb78d9a70d36c9452b53c1ca5b1139363b514248bfdcd121640cabdcd", kill_on_drop: false }`
[INFO] [stdout] cfbb310fb78d9a70d36c9452b53c1ca5b1139363b514248bfdcd121640cabdcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 572c8ffdff0d87d508cbd8ea4bb474f209eb47bc596eeebb1bac4fd2c71afe7b
[INFO] running `Command { std: "docker" "start" "-a" "572c8ffdff0d87d508cbd8ea4bb474f209eb47bc596eeebb1bac4fd2c71afe7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[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]     Checking rust-blockchain-project-01 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `RevokeClaim` is never constructed
[INFO] [stdout]   --> src/proof_of_existence.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub enum Call<T: PoeConfig> {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 64 |     CreateClaim { claim: T::Content },
[INFO] [stdout] 65 |     RevokeClaim { claim: T::Content },
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_nonce` is never used
[INFO] [stdout]   --> src/system.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<T: SystemConfig> Pallet<T> {
[INFO] [stdout]    | ------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn get_nonce(&self, who: &T::AccountId) -> T::Nonce {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RevokeClaim` is never constructed
[INFO] [stdout]   --> src/proof_of_existence.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub enum Call<T: PoeConfig> {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 64 |     CreateClaim { claim: T::Content },
[INFO] [stdout] 65 |     RevokeClaim { claim: T::Content },
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "572c8ffdff0d87d508cbd8ea4bb474f209eb47bc596eeebb1bac4fd2c71afe7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "572c8ffdff0d87d508cbd8ea4bb474f209eb47bc596eeebb1bac4fd2c71afe7b", kill_on_drop: false }`
[INFO] [stdout] 572c8ffdff0d87d508cbd8ea4bb474f209eb47bc596eeebb1bac4fd2c71afe7b