[INFO] cloning repository https://github.com/ECJ222/Rust-blockchain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ECJ222/Rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FECJ222%2FRust-blockchain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FECJ222%2FRust-blockchain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 75440353336ecaff9c10aad1807a2f65c1f528d2 [INFO] checking ECJ222/Rust-blockchain against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FECJ222%2FRust-blockchain" "/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/ECJ222/Rust-blockchain on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ECJ222/Rust-blockchain [INFO] finished tweaking git repo https://github.com/ECJ222/Rust-blockchain [INFO] tweaked toml for git repo https://github.com/ECJ222/Rust-blockchain written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ECJ222/Rust-blockchain 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sha2 v0.10.0 [INFO] [stderr] Downloaded block-buffer v0.10.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 312ea77b37d31d3070724bcb3c146756ca0e44d401b2fa8f3e07ee35f50c8e12 [INFO] running `Command { std: "docker" "start" "-a" "312ea77b37d31d3070724bcb3c146756ca0e44d401b2fa8f3e07ee35f50c8e12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "312ea77b37d31d3070724bcb3c146756ca0e44d401b2fa8f3e07ee35f50c8e12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "312ea77b37d31d3070724bcb3c146756ca0e44d401b2fa8f3e07ee35f50c8e12", kill_on_drop: false }` [INFO] [stdout] 312ea77b37d31d3070724bcb3c146756ca0e44d401b2fa8f3e07ee35f50c8e12 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 14de29c347105b7b8c1336d6541990fc611925da23b28dfd06aa2d3fdda1f627 [INFO] running `Command { std: "docker" "start" "-a" "14de29c347105b7b8c1336d6541990fc611925da23b28dfd06aa2d3fdda1f627", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Compiling serde_derive v1.0.132 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling serde v1.0.132 [INFO] [stderr] Compiling serde_json v1.0.73 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking crypto-common v0.1.1 [INFO] [stderr] Checking block-buffer v0.10.0 [INFO] [stderr] Checking digest v0.10.1 [INFO] [stderr] Checking sha2 v0.10.0 [INFO] [stderr] Checking pow-blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `genesis_block` is never read [INFO] [stdout] --> src/models/blockchain.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Blockchain { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 9 | // The first block to be added to the chain. [INFO] [stdout] 10 | pub genesis_block: Block, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Blockchain` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `genesis_block` is never read [INFO] [stdout] --> src/models/blockchain.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Blockchain { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 9 | // The first block to be added to the chain. [INFO] [stdout] 10 | pub genesis_block: Block, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Blockchain` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.19s [INFO] running `Command { std: "docker" "inspect" "14de29c347105b7b8c1336d6541990fc611925da23b28dfd06aa2d3fdda1f627", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14de29c347105b7b8c1336d6541990fc611925da23b28dfd06aa2d3fdda1f627", kill_on_drop: false }` [INFO] [stdout] 14de29c347105b7b8c1336d6541990fc611925da23b28dfd06aa2d3fdda1f627