[INFO] cloning repository https://github.com/bbucko/raqqietka [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bbucko/raqqietka" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbucko%2Fraqqietka", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbucko%2Fraqqietka'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0850225ae55a81402a1d32cbee6f08dc66a98ad6 [INFO] checking bbucko/raqqietka/0850225ae55a81402a1d32cbee6f08dc66a98ad6 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%2Fbbucko%2Fraqqietka" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bbucko/raqqietka 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/bbucko/raqqietka [INFO] finished tweaking git repo https://github.com/bbucko/raqqietka [INFO] tweaked toml for git repo https://github.com/bbucko/raqqietka written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/bbucko/raqqietka 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f23b929bd6f4cd0bcb41372003aa5af0f9b020a81ea14c9fb83699e490ce73f3 [INFO] running `Command { std: "docker" "start" "-a" "f23b929bd6f4cd0bcb41372003aa5af0f9b020a81ea14c9fb83699e490ce73f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f23b929bd6f4cd0bcb41372003aa5af0f9b020a81ea14c9fb83699e490ce73f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f23b929bd6f4cd0bcb41372003aa5af0f9b020a81ea14c9fb83699e490ce73f3", kill_on_drop: false }` [INFO] [stdout] f23b929bd6f4cd0bcb41372003aa5af0f9b020a81ea14c9fb83699e490ce73f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ff3d491a5969b8c36a569504f84522ba1e362ff33a849ca94d4e378657454a04 [INFO] running `Command { std: "docker" "start" "-a" "ff3d491a5969b8c36a569504f84522ba1e362ff33a849ca94d4e378657454a04", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking core v0.1.0 (/opt/rustwide/workdir/core) [INFO] [stderr] Checking broker v0.1.0 (/opt/rustwide/workdir/broker) [INFO] [stderr] Checking mio v0.8.5 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum-primitive-derive v0.1.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-subscriber v0.2.18 [INFO] [stderr] Compiling tokio-macros v1.8.2 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Checking tokio v1.18.5 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking tokio-stream v0.1.6 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking mqttrs v0.3.1 (https://github.com/bbucko/mqttrs?branch=0.3.1#c3183f01) [INFO] [stderr] Checking mqtt v0.1.0 (/opt/rustwide/workdir/mqtt) [INFO] [stdout] warning: unused variable: `sub_results` [INFO] [stdout] --> mqtt/src/client.rs:158:39 [INFO] [stdout] | [INFO] [stdout] 158 | Ack::Subscribe(packet_id, sub_results) => { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_results` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `last_received_packet` and `connected_on` are never read [INFO] [stdout] --> mqtt/src/lib.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct Client { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] ... [INFO] [stdout] 36 | last_received_packet: SystemTime, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 37 | connected_on: SystemTime, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] --> mqtt/src/client.rs:26:102 [INFO] [stdout] | [INFO] [stdout] 26 | let will = connect.last_will.map(|msg| Message::new(0, msg.topic.to_string(), msg.qos as u8, Bytes::new())); [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub_results` [INFO] [stdout] --> mqtt/src/client.rs:158:39 [INFO] [stdout] | [INFO] [stdout] 158 | Ack::Subscribe(packet_id, sub_results) => { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_results` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `last_received_packet` and `connected_on` are never read [INFO] [stdout] --> mqtt/src/lib.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct Client { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] ... [INFO] [stdout] 36 | last_received_packet: SystemTime, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 37 | connected_on: SystemTime, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mqtt` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] --> mqtt/src/client.rs:26:102 [INFO] [stdout] | [INFO] [stdout] 26 | let will = connect.last_will.map(|msg| Message::new(0, msg.topic.to_string(), msg.qos as u8, Bytes::new())); [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mqtt` (lib) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ff3d491a5969b8c36a569504f84522ba1e362ff33a849ca94d4e378657454a04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff3d491a5969b8c36a569504f84522ba1e362ff33a849ca94d4e378657454a04", kill_on_drop: false }` [INFO] [stdout] ff3d491a5969b8c36a569504f84522ba1e362ff33a849ca94d4e378657454a04