[INFO] crate mprober 0.10.11 is already in cache [INFO] checking mprober-0.10.11 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872 [INFO] extracting crate mprober 0.10.11 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate mprober 0.10.11 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate mprober 0.10.11 [INFO] finished tweaking crates.io crate mprober 0.10.11 [INFO] tweaked toml for crates.io crate mprober 0.10.11 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate mprober 0.10.11 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] e341ce9cb0d3d228835727e058cf4bcb9181e50b56fd6bafdba568f5cd9bc3b0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "e341ce9cb0d3d228835727e058cf4bcb9181e50b56fd6bafdba568f5cd9bc3b0"` [INFO] [stderr] Checking debug-helper v0.3.8 [INFO] [stderr] Checking macro-utils v0.1.3 [INFO] [stderr] Checking byte-unit v3.0.3 [INFO] [stderr] Checking benchmarking v0.4.7 [INFO] [stderr] Compiling rocket_codegen v0.4.3 [INFO] [stderr] Compiling rocket v0.4.3 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking terminal_size v0.1.10 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Checking crc-any v2.3.0 [INFO] [stderr] Checking rc-u8-reader v2.0.10 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking minifier v0.0.36 [INFO] [stderr] Checking num-integer v0.1.42 [INFO] [stderr] Checking getch v0.2.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Compiling pest_generator v2.1.2 [INFO] [stderr] Compiling educe v0.4.2 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking cookie v0.11.2 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking html-minifier v1.2.0 [INFO] [stderr] Checking scanner-rust v1.2.5 [INFO] [stderr] Checking handlebars v3.0.1 [INFO] [stderr] Compiling devise_core v0.2.0 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling devise_codegen v0.2.0 [INFO] [stderr] Compiling devise v0.2.0 [INFO] [stderr] Compiling pear v0.1.2 [INFO] [stderr] Checking rocket_http v0.4.3 [INFO] [stderr] Checking rocket-etag-if-none-match v0.3.3 [INFO] [stderr] Checking json-gettext v3.1.7 [INFO] [stderr] Checking rocket-simple-authorization v0.9.5 [INFO] [stderr] Checking rocket-cache-response v0.5.1 [INFO] [stderr] Checking validators v0.20.16 [INFO] [stderr] Checking rocket-include-static-resources v0.9.3 [INFO] [stderr] Checking rocket-include-handlebars v0.12.10 [INFO] [stderr] Checking rocket-json-response v0.5.10 [INFO] [stderr] Checking mprober v0.10.11 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | { Mutex::new(Some(Instant::now())) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | { Mutex::new(Some(Instant::now())) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | { Mutex::new(Some(Instant::now())) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:41:53 [INFO] [stderr] | [INFO] [stderr] 41 | static ref CPUS_STAT: Mutex>> = { Mutex::new(None) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:42:69 [INFO] [stderr] | [INFO] [stderr] 42 | static ref NETWORK_STAT: Mutex>> = { Mutex::new(None) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:43:68 [INFO] [stderr] | [INFO] [stderr] 43 | static ref VOLUMES_STAT: Mutex>> = { Mutex::new(None) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/lib.rs:94:43 [INFO] [stderr] | [INFO] [stderr] 94 | static ref COLOR_DEFAULT: ColorSpec = { ColorSpec::new() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | { Mutex::new(Some(Instant::now())) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | { Mutex::new(Some(Instant::now())) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | { Mutex::new(Some(Instant::now())) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:41:53 [INFO] [stderr] | [INFO] [stderr] 41 | static ref CPUS_STAT: Mutex>> = { Mutex::new(None) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:42:69 [INFO] [stderr] | [INFO] [stderr] 42 | static ref NETWORK_STAT: Mutex>> = { Mutex::new(None) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/rocket_mounts/api/mod.rs:43:68 [INFO] [stderr] | [INFO] [stderr] 43 | static ref VOLUMES_STAT: Mutex>> = { Mutex::new(None) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/lib.rs:94:43 [INFO] [stderr] | [INFO] [stderr] 94 | static ref COLOR_DEFAULT: ColorSpec = { ColorSpec::new() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 36s [INFO] running `"docker" "inspect" "e341ce9cb0d3d228835727e058cf4bcb9181e50b56fd6bafdba568f5cd9bc3b0"` [INFO] running `"docker" "rm" "-f" "e341ce9cb0d3d228835727e058cf4bcb9181e50b56fd6bafdba568f5cd9bc3b0"` [INFO] [stdout] e341ce9cb0d3d228835727e058cf4bcb9181e50b56fd6bafdba568f5cd9bc3b0