[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#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharindaka%2Frust-guessing-game" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/harindaka/rust-guessing-game on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f9a216de2e120760cab9e50949ca4f2e9415babdefb13dee7daa3de362e6bc4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7f9a216de2e120760cab9e50949ca4f2e9415babdefb13dee7daa3de362e6bc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f9a216de2e120760cab9e50949ca4f2e9415babdefb13dee7daa3de362e6bc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f9a216de2e120760cab9e50949ca4f2e9415babdefb13dee7daa3de362e6bc4", kill_on_drop: false }` [INFO] [stdout] 7f9a216de2e120760cab9e50949ca4f2e9415babdefb13dee7daa3de362e6bc4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] baa10f5c7f96b498369290907af268a137e9173bd8b9d3e11b8362a817443e86 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "baa10f5c7f96b498369290907af268a137e9173bd8b9d3e11b8362a817443e86", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Checking libc v0.2.33 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking rand v0.3.17 [INFO] [stderr] Checking serde_json v1.0.5 [INFO] [stderr] Compiling serde_derive_internals v0.16.0 [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:11:9 [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:15:9 [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:11:9 [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:15:9 [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 18.45s [INFO] running `Command { std: "docker" "inspect" "baa10f5c7f96b498369290907af268a137e9173bd8b9d3e11b8362a817443e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "baa10f5c7f96b498369290907af268a137e9173bd8b9d3e11b8362a817443e86", kill_on_drop: false }` [INFO] [stdout] baa10f5c7f96b498369290907af268a137e9173bd8b9d3e11b8362a817443e86