[INFO] fetching crate cloak 0.2.0...
[INFO] checking cloak-0.2.0 against beta for pr-78714
[INFO] extracting crate cloak 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cloak 0.2.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cloak 0.2.0
[INFO] finished tweaking crates.io crate cloak 0.2.0
[INFO] tweaked toml for crates.io crate cloak 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dd577c239c5f0dc8a85f0cbf1e5c7a5a81c1a5f48a609b29c84ee9824492719
[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" "1dd577c239c5f0dc8a85f0cbf1e5c7a5a81c1a5f48a609b29c84ee9824492719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dd577c239c5f0dc8a85f0cbf1e5c7a5a81c1a5f48a609b29c84ee9824492719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd577c239c5f0dc8a85f0cbf1e5c7a5a81c1a5f48a609b29c84ee9824492719", kill_on_drop: false }`
[INFO] [stdout] 1dd577c239c5f0dc8a85f0cbf1e5c7a5a81c1a5f48a609b29c84ee9824492719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25f9738a6d5466155f9f9f0a06f8fac4308cad1a95d023e24d331569109458c3
[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" "25f9738a6d5466155f9f9f0a06f8fac4308cad1a95d023e24d331569109458c3", kill_on_drop: false }`
[INFO] [stderr]     Checking data-encoding v2.3.1
[INFO] [stderr]     Checking open v1.4.0
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking cloak v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/fs.rs:40:53
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn recovery_codes(account_name: &str) -> Result<(PathBuf)> {
[INFO] [stdout]    |                                                     ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/fs.rs:49:60
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn get_file_path(dir: &PathBuf, file_name: &str) -> Result<(PathBuf)> {
[INFO] [stdout]    |                                                            ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/fs.rs:40:53
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn recovery_codes(account_name: &str) -> Result<(PathBuf)> {
[INFO] [stdout]    |                                                     ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/fs.rs:49:60
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn get_file_path(dir: &PathBuf, file_name: &str) -> Result<(PathBuf)> {
[INFO] [stdout]    |                                                            ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `Command { std: "docker" "inspect" "25f9738a6d5466155f9f9f0a06f8fac4308cad1a95d023e24d331569109458c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f9738a6d5466155f9f9f0a06f8fac4308cad1a95d023e24d331569109458c3", kill_on_drop: false }`
[INFO] [stdout] 25f9738a6d5466155f9f9f0a06f8fac4308cad1a95d023e24d331569109458c3