[INFO] fetching crate http_router_alt 0.2.0... [INFO] checking http_router_alt-0.2.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate http_router_alt 0.2.0 into /workspace/builds/worker-59/source [INFO] validating manifest of crates.io crate http_router_alt 0.2.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-59/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b91418bb5af5e44dccc78a07b8765fa743a5d8fc18f70cff04059b3b0ff9a44b [INFO] running `Command { std: "docker" "start" "-a" "b91418bb5af5e44dccc78a07b8765fa743a5d8fc18f70cff04059b3b0ff9a44b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b91418bb5af5e44dccc78a07b8765fa743a5d8fc18f70cff04059b3b0ff9a44b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b91418bb5af5e44dccc78a07b8765fa743a5d8fc18f70cff04059b3b0ff9a44b", kill_on_drop: false }` [INFO] [stdout] b91418bb5af5e44dccc78a07b8765fa743a5d8fc18f70cff04059b3b0ff9a44b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b39f1307bc43df3489345c37c9297998414eaf9147f1119c443be73541ccaae [INFO] running `Command { std: "docker" "start" "-a" "5b39f1307bc43df3489345c37c9297998414eaf9147f1119c443be73541ccaae", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling futures-core v0.3.16 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling tokio v1.10.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking hyper v0.14.11 [INFO] [stderr] Checking regex v1.5.4 [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [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 6.43s [INFO] running `Command { std: "docker" "inspect" "5b39f1307bc43df3489345c37c9297998414eaf9147f1119c443be73541ccaae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b39f1307bc43df3489345c37c9297998414eaf9147f1119c443be73541ccaae", kill_on_drop: false }` [INFO] [stdout] 5b39f1307bc43df3489345c37c9297998414eaf9147f1119c443be73541ccaae