[INFO] cloning repository https://github.com/polkadot-kusama-esp/intro_a_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/polkadot-kusama-esp/intro_a_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolkadot-kusama-esp%2Fintro_a_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolkadot-kusama-esp%2Fintro_a_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 96762479a000ab2df14d38cd73f5911d25c4ee4f [INFO] checking polkadot-kusama-esp/intro_a_rust against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolkadot-kusama-esp%2Fintro_a_rust" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/polkadot-kusama-esp/intro_a_rust on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/polkadot-kusama-esp/intro_a_rust [INFO] finished tweaking git repo https://github.com/polkadot-kusama-esp/intro_a_rust [INFO] tweaked toml for git repo https://github.com/polkadot-kusama-esp/intro_a_rust written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/polkadot-kusama-esp/intro_a_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b39914869b2323a052246aa3e97749a2d7c3d2a92e792b2ae8c8c8a572faa9c0 [INFO] running `Command { std: "docker" "start" "-a" "b39914869b2323a052246aa3e97749a2d7c3d2a92e792b2ae8c8c8a572faa9c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b39914869b2323a052246aa3e97749a2d7c3d2a92e792b2ae8c8c8a572faa9c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b39914869b2323a052246aa3e97749a2d7c3d2a92e792b2ae8c8c8a572faa9c0", kill_on_drop: false }` [INFO] [stdout] b39914869b2323a052246aa3e97749a2d7c3d2a92e792b2ae8c8c8a572faa9c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6bd79b56ad82168fdedd3f39b426ebe4373ebd542be81079f99c3cdafd8b6479 [INFO] running `Command { std: "docker" "start" "-a" "6bd79b56ad82168fdedd3f39b426ebe4373ebd542be81079f99c3cdafd8b6479", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking tuto_twitter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `user_name` [INFO] [stdout] --> src/main.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | user_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `content` [INFO] [stdout] --> src/main.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | content: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `headline` [INFO] [stdout] --> src/main.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | headline: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `location` [INFO] [stdout] --> src/main.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | location: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `author` [INFO] [stdout] --> src/main.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | author: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `category` [INFO] [stdout] --> src/main.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | category: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Politics` [INFO] [stdout] --> src/main.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | Politics, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Sports` [INFO] [stdout] --> src/main.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | Sports, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Health` [INFO] [stdout] --> src/main.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | Health, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `user_name` [INFO] [stdout] --> src/main.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | user_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `content` [INFO] [stdout] --> src/main.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | content: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `headline` [INFO] [stdout] --> src/main.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | headline: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `location` [INFO] [stdout] --> src/main.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | location: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `author` [INFO] [stdout] --> src/main.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | author: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `category` [INFO] [stdout] --> src/main.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | category: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Politics` [INFO] [stdout] --> src/main.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | Politics, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Sports` [INFO] [stdout] --> src/main.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | Sports, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Health` [INFO] [stdout] --> src/main.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | Health, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.46s [INFO] running `Command { std: "docker" "inspect" "6bd79b56ad82168fdedd3f39b426ebe4373ebd542be81079f99c3cdafd8b6479", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bd79b56ad82168fdedd3f39b426ebe4373ebd542be81079f99c3cdafd8b6479", kill_on_drop: false }` [INFO] [stdout] 6bd79b56ad82168fdedd3f39b426ebe4373ebd542be81079f99c3cdafd8b6479