[INFO] fetching crate fsutils 0.1.7... [INFO] checking fsutils-0.1.7 against master#8f43b85954d2f3d8fc00a7504c603e5ca9eb0695 for pr-133502-5 [INFO] extracting crate fsutils 0.1.7 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate fsutils 0.1.7 on toolchain 8f43b85954d2f3d8fc00a7504c603e5ca9eb0695 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fsutils 0.1.7 [INFO] finished tweaking crates.io crate fsutils 0.1.7 [INFO] tweaked toml for crates.io crate fsutils 0.1.7 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 27 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.7.1 (available: v0.11.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] abf701d5de972d59c6b7031007c1f439074a7d06ba89010c99d41a97404cde69 [INFO] running `Command { std: "docker" "start" "-a" "abf701d5de972d59c6b7031007c1f439074a7d06ba89010c99d41a97404cde69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "abf701d5de972d59c6b7031007c1f439074a7d06ba89010c99d41a97404cde69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abf701d5de972d59c6b7031007c1f439074a7d06ba89010c99d41a97404cde69", kill_on_drop: false }` [INFO] [stdout] abf701d5de972d59c6b7031007c1f439074a7d06ba89010c99d41a97404cde69 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b9246ffa80db3a4d80f147237b89a1ac2a4f5e403de991a47d2ffd5a7aa481d [INFO] running `Command { std: "docker" "start" "-a" "6b9246ffa80db3a4d80f147237b89a1ac2a4f5e403de991a47d2ffd5a7aa481d", kill_on_drop: false }` [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking fsutils v0.1.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/lib.rs:196:26 [INFO] [stdout] | [INFO] [stdout] 196 | for entry in fs::read_dir(path) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 196 - for entry in fs::read_dir(path) { [INFO] [stdout] 196 + while let Ok(entry) = fs::read_dir(path) { [INFO] [stdout] | [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 196 - for entry in fs::read_dir(path) { [INFO] [stdout] 196 + if let Ok(entry) = fs::read_dir(path) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/lib.rs:196:26 [INFO] [stdout] | [INFO] [stdout] 196 | for entry in fs::read_dir(path) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 196 - for entry in fs::read_dir(path) { [INFO] [stdout] 196 + while let Ok(entry) = fs::read_dir(path) { [INFO] [stdout] | [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 196 - for entry in fs::read_dir(path) { [INFO] [stdout] 196 + if let Ok(entry) = fs::read_dir(path) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "6b9246ffa80db3a4d80f147237b89a1ac2a4f5e403de991a47d2ffd5a7aa481d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b9246ffa80db3a4d80f147237b89a1ac2a4f5e403de991a47d2ffd5a7aa481d", kill_on_drop: false }` [INFO] [stdout] 6b9246ffa80db3a4d80f147237b89a1ac2a4f5e403de991a47d2ffd5a7aa481d