[INFO] fetching crate WebFoolKit 0.1.1...
[INFO] checking WebFoolKit-0.1.1 against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] extracting crate WebFoolKit 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate WebFoolKit 0.1.1 on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate WebFoolKit 0.1.1
[INFO] finished tweaking crates.io crate WebFoolKit 0.1.1
[INFO] tweaked toml for crates.io crate WebFoolKit 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+169954edd744527414c631e9af1bbdc537b0cdf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4272ecea3d27250170f70b86adce48492a50610490bc31905a0dd3af94592b18
[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" "4272ecea3d27250170f70b86adce48492a50610490bc31905a0dd3af94592b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4272ecea3d27250170f70b86adce48492a50610490bc31905a0dd3af94592b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4272ecea3d27250170f70b86adce48492a50610490bc31905a0dd3af94592b18", kill_on_drop: false }`
[INFO] [stdout] 4272ecea3d27250170f70b86adce48492a50610490bc31905a0dd3af94592b18
[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" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f7940e6226ee2e195ffeeb3ca7ad0c6dc21e7a4e1ba3061b5f2bb55b79633b07
[INFO] running `Command { std: "docker" "start" "-a" "f7940e6226ee2e195ffeeb3ca7ad0c6dc21e7a4e1ba3061b5f2bb55b79633b07", kill_on_drop: false }`
[INFO] [stderr]     Checking WebFoolKit v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/cgi/mod.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |         for y in (i..end) 
[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 `for` iterator expression
[INFO] [stdout]    --> src/cgi/mod.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |         for y in (i..end) 
[INFO] [stdout]     |                  ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `WebFoolKit` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `web_fool_kit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `WebFoolKit` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `web_fool_kit`
[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 0.84s
[INFO] running `Command { std: "docker" "inspect" "f7940e6226ee2e195ffeeb3ca7ad0c6dc21e7a4e1ba3061b5f2bb55b79633b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7940e6226ee2e195ffeeb3ca7ad0c6dc21e7a4e1ba3061b5f2bb55b79633b07", kill_on_drop: false }`
[INFO] [stdout] f7940e6226ee2e195ffeeb3ca7ad0c6dc21e7a4e1ba3061b5f2bb55b79633b07