[INFO] cloning repository https://github.com/Warren-Lamb/Little_HyperService [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Warren-Lamb/Little_HyperService" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWarren-Lamb%2FLittle_HyperService", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWarren-Lamb%2FLittle_HyperService'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0d64c768a04883623543a1bb2bf64b5cd56b9be [INFO] checking Warren-Lamb/Little_HyperService/d0d64c768a04883623543a1bb2bf64b5cd56b9be against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWarren-Lamb%2FLittle_HyperService" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Warren-Lamb/Little_HyperService on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Warren-Lamb/Little_HyperService [INFO] finished tweaking git repo https://github.com/Warren-Lamb/Little_HyperService [INFO] tweaked toml for git repo https://github.com/Warren-Lamb/Little_HyperService written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Warren-Lamb/Little_HyperService already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 144eaf04c9277a0beabc4926dec4e2a491debe96d82074bb6dccbeec7d92d858 [INFO] running `Command { std: "docker" "start" "-a" "144eaf04c9277a0beabc4926dec4e2a491debe96d82074bb6dccbeec7d92d858", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "144eaf04c9277a0beabc4926dec4e2a491debe96d82074bb6dccbeec7d92d858", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "144eaf04c9277a0beabc4926dec4e2a491debe96d82074bb6dccbeec7d92d858", kill_on_drop: false }` [INFO] [stdout] 144eaf04c9277a0beabc4926dec4e2a491debe96d82074bb6dccbeec7d92d858 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b4c1b1cc10838e9d42592ac5dafcc57a05bb4efdb6cd4f1d4dd05d240536ae0 [INFO] running `Command { std: "docker" "start" "-a" "7b4c1b1cc10838e9d42592ac5dafcc57a05bb4efdb6cd4f1d4dd05d240536ae0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Checking futures v0.1.28 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Checking tokio-trace-core v0.2.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Checking regex-syntax v0.6.7 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling hyper v0.12.31 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-sync v0.1.6 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.21 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.24 [INFO] [stderr] Checking Little_HyperService v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Method` and `StatusCode` [INFO] [stdout] --> src/main.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use hyper::{Body,Error,Method,Request,Response,Server,StatusCode}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/main.rs:39:26 [INFO] [stdout] | [INFO] [stdout] 39 | fn microservice_handler (req: Request, db: &UserDb) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `db` [INFO] [stdout] --> src/main.rs:39:46 [INFO] [stdout] | [INFO] [stdout] 39 | fn microservice_handler (req: Request, db: &UserDb) [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_db` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Method` and `StatusCode` [INFO] [stdout] --> src/main.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use hyper::{Body,Error,Method,Request,Response,Server,StatusCode}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/main.rs:39:26 [INFO] [stdout] | [INFO] [stdout] 39 | fn microservice_handler (req: Request, db: &UserDb) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `db` [INFO] [stdout] --> src/main.rs:39:46 [INFO] [stdout] | [INFO] [stdout] 39 | fn microservice_handler (req: Request, db: &UserDb) [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_db` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `UserId` is never used [INFO] [stdout] --> src/main.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | type UserId = u64; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:52:14 [INFO] [stdout] | [INFO] [stdout] 49 | let db = Arc::new(Mutex::new(Slab::new())); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 50 | let server = builder.serve(move || { [INFO] [stdout] 51 | let db = db.clone(); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 52 | service_fn(move |req| microservice_handler(req , &db)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Little_HyperService` (bin "Little_HyperService") due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: type alias `UserId` is never used [INFO] [stdout] --> src/main.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | type UserId = u64; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:52:14 [INFO] [stdout] | [INFO] [stdout] 49 | let db = Arc::new(Mutex::new(Slab::new())); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 50 | let server = builder.serve(move || { [INFO] [stdout] 51 | let db = db.clone(); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 52 | service_fn(move |req| microservice_handler(req , &db)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Little_HyperService` (bin "Little_HyperService" test) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7b4c1b1cc10838e9d42592ac5dafcc57a05bb4efdb6cd4f1d4dd05d240536ae0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b4c1b1cc10838e9d42592ac5dafcc57a05bb4efdb6cd4f1d4dd05d240536ae0", kill_on_drop: false }` [INFO] [stdout] 7b4c1b1cc10838e9d42592ac5dafcc57a05bb4efdb6cd4f1d4dd05d240536ae0