[INFO] cloning repository https://github.com/szunami/rust_guessing_game [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/szunami/rust_guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszunami%2Frust_guessing_game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszunami%2Frust_guessing_game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e6286202aea6081ea98a44de19110d8433d29787 [INFO] building szunami/rust_guessing_game against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszunami%2Frust_guessing_game" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/szunami/rust_guessing_game on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/szunami/rust_guessing_game [INFO] finished tweaking git repo https://github.com/szunami/rust_guessing_game [INFO] tweaked toml for git repo https://github.com/szunami/rust_guessing_game written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/szunami/rust_guessing_game 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a44f74567654ecacb6a340575758027dc1e098a038d3043fe77bd917f1b4a4c [INFO] running `Command { std: "docker" "start" "-a" "9a44f74567654ecacb6a340575758027dc1e098a038d3043fe77bd917f1b4a4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a44f74567654ecacb6a340575758027dc1e098a038d3043fe77bd917f1b4a4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a44f74567654ecacb6a340575758027dc1e098a038d3043fe77bd917f1b4a4c", kill_on_drop: false }` [INFO] [stdout] 9a44f74567654ecacb6a340575758027dc1e098a038d3043fe77bd917f1b4a4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c18ef0af9ab352c6e0980ed9f6f93153b8a71e29eedcf1bd64ae3a934ae186f [INFO] running `Command { std: "docker" "start" "-a" "6c18ef0af9ab352c6e0980ed9f6f93153b8a71e29eedcf1bd64ae3a934ae186f", kill_on_drop: false }` [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | if (world_capital_line.len() < 5) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 56 - if (world_capital_line.len() < 5) { [INFO] [stdout] 56 + if world_capital_line.len() < 5 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 67 | if (state_names.contains(&together[..])) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 67 - if (state_names.contains(&together[..])) { [INFO] [stdout] 67 + if state_names.contains(&together[..]) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `guess_the_number` is never used [INFO] [stdout] --> src/main.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn guess_the_number() { [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 1.46s [INFO] running `Command { std: "docker" "inspect" "6c18ef0af9ab352c6e0980ed9f6f93153b8a71e29eedcf1bd64ae3a934ae186f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c18ef0af9ab352c6e0980ed9f6f93153b8a71e29eedcf1bd64ae3a934ae186f", kill_on_drop: false }` [INFO] [stdout] 6c18ef0af9ab352c6e0980ed9f6f93153b8a71e29eedcf1bd64ae3a934ae186f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8468788efa278b08f12e94e266f6e2032a307e9d0f5687aec1aff9f49f1954ae [INFO] running `Command { std: "docker" "start" "-a" "8468788efa278b08f12e94e266f6e2032a307e9d0f5687aec1aff9f49f1954ae", kill_on_drop: false }` [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | if (world_capital_line.len() < 5) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 56 - if (world_capital_line.len() < 5) { [INFO] [stdout] 56 + if world_capital_line.len() < 5 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 67 | if (state_names.contains(&together[..])) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 67 - if (state_names.contains(&together[..])) { [INFO] [stdout] 67 + if state_names.contains(&together[..]) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `guess_the_number` is never used [INFO] [stdout] --> src/main.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn guess_the_number() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s [INFO] running `Command { std: "docker" "inspect" "8468788efa278b08f12e94e266f6e2032a307e9d0f5687aec1aff9f49f1954ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8468788efa278b08f12e94e266f6e2032a307e9d0f5687aec1aff9f49f1954ae", kill_on_drop: false }` [INFO] [stdout] 8468788efa278b08f12e94e266f6e2032a307e9d0f5687aec1aff9f49f1954ae