[INFO] cloning repository https://github.com/harindaka/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/harindaka/rust-guessing-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharindaka%2Frust-guessing-game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharindaka%2Frust-guessing-game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 716793c84c29061b61008283e5fd1e3ded13ffc6 [INFO] checking harindaka/rust-guessing-game against master#18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb for pr-96970 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharindaka%2Frust-guessing-game" "/workspace/builds/worker-119/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-119/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/harindaka/rust-guessing-game on toolchain 18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/harindaka/rust-guessing-game [INFO] finished tweaking git repo https://github.com/harindaka/rust-guessing-game [INFO] tweaked toml for git repo https://github.com/harindaka/rust-guessing-game written to /workspace/builds/worker-119/source/Cargo.toml [INFO] crate git repo https://github.com/harindaka/rust-guessing-game already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive v1.0.17 [INFO] [stderr] Downloaded rand v0.3.17 [INFO] [stderr] Downloaded serde v1.0.17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce48200e2a9010fde950d54aac57a72495131194ea9c6b8457c02624f9c3aa14 [INFO] running `Command { std: "docker" "start" "-a" "ce48200e2a9010fde950d54aac57a72495131194ea9c6b8457c02624f9c3aa14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce48200e2a9010fde950d54aac57a72495131194ea9c6b8457c02624f9c3aa14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce48200e2a9010fde950d54aac57a72495131194ea9c6b8457c02624f9c3aa14", kill_on_drop: false }` [INFO] [stdout] ce48200e2a9010fde950d54aac57a72495131194ea9c6b8457c02624f9c3aa14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48143183826c2f70f943a0ba733b35241fd5f4d36d9e3b4b594a267b8361cfab [INFO] running `Command { std: "docker" "start" "-a" "48143183826c2f70f943a0ba733b35241fd5f4d36d9e3b4b594a267b8361cfab", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking libc v0.2.33 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking serde v1.0.17 [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking rand v0.3.17 [INFO] [stderr] Compiling serde_derive_internals v0.16.0 [INFO] [stderr] Checking serde_json v1.0.5 [INFO] [stderr] Compiling serde_derive v1.0.17 [INFO] [stderr] Checking rust_examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `config` [INFO] [stdout] --> src/configuration.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use config; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `config` [INFO] [stdout] --> src/configuration.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use config; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config_build` [INFO] [stdout] --> src/configuration.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_build` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config_prod` [INFO] [stdout] --> src/configuration.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_prod` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/configuration.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/configuration.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut config_qa: Value = from_str(include_str!("config/config_qa.json")).unwrap(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/configuration.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config_build` [INFO] [stdout] --> src/configuration.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_build` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `config_prod` [INFO] [stdout] --> src/configuration.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_prod` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/configuration.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut config_build: Value =from_str(include_str!("config/build.json")).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/configuration.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut config_qa: Value = from_str(include_str!("config/config_qa.json")).unwrap(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/configuration.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut config_prod: Value = from_str(include_str!("config/config_prod.json")).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 54s [INFO] running `Command { std: "docker" "inspect" "48143183826c2f70f943a0ba733b35241fd5f4d36d9e3b4b594a267b8361cfab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48143183826c2f70f943a0ba733b35241fd5f4d36d9e3b4b594a267b8361cfab", kill_on_drop: false }` [INFO] [stdout] 48143183826c2f70f943a0ba733b35241fd5f4d36d9e3b4b594a267b8361cfab