[INFO] fetching crate http_router_alt 0.2.0... [INFO] checking http_router_alt-0.2.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] extracting crate http_router_alt 0.2.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate http_router_alt 0.2.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate http_router_alt 0.2.0 [INFO] finished tweaking crates.io crate http_router_alt 0.2.0 [INFO] tweaked toml for crates.io crate http_router_alt 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61927fd2868065f94322763b929bbbec34e58edfeb67d445a983c22f93625e63 [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" "61927fd2868065f94322763b929bbbec34e58edfeb67d445a983c22f93625e63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61927fd2868065f94322763b929bbbec34e58edfeb67d445a983c22f93625e63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61927fd2868065f94322763b929bbbec34e58edfeb67d445a983c22f93625e63", kill_on_drop: false }` [INFO] [stdout] 61927fd2868065f94322763b929bbbec34e58edfeb67d445a983c22f93625e63 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] 669cf74a94670f7925a4b58eeb645965d580014b83e2550ba79b23374dd2e360 [INFO] running `Command { std: "docker" "start" "-a" "669cf74a94670f7925a4b58eeb645965d580014b83e2550ba79b23374dd2e360", kill_on_drop: false }` [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling futures-core v0.3.18 [INFO] [stderr] Compiling futures-task v0.3.18 [INFO] [stderr] Compiling futures-util v0.3.18 [INFO] [stderr] Compiling futures-channel v0.3.18 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling tokio v1.14.0 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing v0.1.29 [INFO] [stderr] Checking http v0.2.5 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking hyper v0.14.15 [INFO] [stderr] Checking http_router_alt v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/lib.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | { Arc::new(Mutex::new(HashMap::new())) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 139 - { Arc::new(Mutex::new(HashMap::new())) }; [INFO] [stdout] 139 + Arc::new(Mutex::new(HashMap::new())); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/lib.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | { Arc::new(Mutex::new(HashMap::new())) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 139 - { Arc::new(Mutex::new(HashMap::new())) }; [INFO] [stdout] 139 + Arc::new(Mutex::new(HashMap::new())); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/lib.rs:407:37 [INFO] [stdout] | [INFO] [stdout] 407 | for test_case in test_cases.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 407 | for test_case in test_cases.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 407 - for test_case in test_cases.into_iter() { [INFO] [stdout] 407 + for test_case in test_cases { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.35s [INFO] running `Command { std: "docker" "inspect" "669cf74a94670f7925a4b58eeb645965d580014b83e2550ba79b23374dd2e360", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "669cf74a94670f7925a4b58eeb645965d580014b83e2550ba79b23374dd2e360", kill_on_drop: false }` [INFO] [stdout] 669cf74a94670f7925a4b58eeb645965d580014b83e2550ba79b23374dd2e360