[INFO] fetching crate criterion 0.3.1... [INFO] checking criterion-0.3.1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate criterion 0.3.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate criterion 0.3.1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate criterion 0.3.1 [INFO] finished tweaking crates.io crate criterion 0.3.1 [INFO] tweaked toml for crates.io crate criterion 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0b0aa9bc93fe59c754c96c629d554f5bdc8de460d3cbf18ef396c3711ab4df13 [INFO] running `"docker" "start" "-a" "0b0aa9bc93fe59c754c96c629d554f5bdc8de460d3cbf18ef396c3711ab4df13"` [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking criterion v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] error: unnecessary braces around block return value [INFO] [stderr] --> src/lib.rs:103:38 [INFO] [stderr] | [INFO] [stderr] 103 | static ref DEBUG_ENABLED: bool = { std::env::vars().any(|(key, _)| key == "CRITERION_DEBUG") }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[deny(unused_braces)]` implied by `#[deny(warnings)]` [INFO] [stderr] [INFO] [stderr] error: unnecessary braces around block return value [INFO] [stderr] --> src/lib.rs:104:65 [INFO] [stderr] | [INFO] [stderr] 104 | static ref GNUPLOT_VERSION: Result = { criterion_plot::version() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: could not compile `criterion`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "0b0aa9bc93fe59c754c96c629d554f5bdc8de460d3cbf18ef396c3711ab4df13"` [INFO] running `"docker" "rm" "-f" "0b0aa9bc93fe59c754c96c629d554f5bdc8de460d3cbf18ef396c3711ab4df13"` [INFO] [stdout] 0b0aa9bc93fe59c754c96c629d554f5bdc8de460d3cbf18ef396c3711ab4df13