[INFO] cloning repository https://github.com/polachok/test-tokio-fairness [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/polachok/test-tokio-fairness" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolachok%2Ftest-tokio-fairness", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolachok%2Ftest-tokio-fairness'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dcc70c553cf8e3a08b6739a2280a7b235d63386c [INFO] checking polachok/test-tokio-fairness against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolachok%2Ftest-tokio-fairness" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/polachok/test-tokio-fairness on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/polachok/test-tokio-fairness [INFO] finished tweaking git repo https://github.com/polachok/test-tokio-fairness [INFO] tweaked toml for git repo https://github.com/polachok/test-tokio-fairness written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/polachok/test-tokio-fairness 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.0.23 [INFO] [stderr] Downloaded errno v0.2.4 [INFO] [stderr] Downloaded tsc v0.1.0 [INFO] [stderr] Downloaded scheduler v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac97ee22479b0bb76b9b60892df13c9dba1bef345d05b6aaeebff70c3b193192 [INFO] running `Command { std: "docker" "start" "-a" "ac97ee22479b0bb76b9b60892df13c9dba1bef345d05b6aaeebff70c3b193192", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac97ee22479b0bb76b9b60892df13c9dba1bef345d05b6aaeebff70c3b193192", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac97ee22479b0bb76b9b60892df13c9dba1bef345d05b6aaeebff70c3b193192", kill_on_drop: false }` [INFO] [stdout] ac97ee22479b0bb76b9b60892df13c9dba1bef345d05b6aaeebff70c3b193192 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a12949bc455360aff78565faaa62835fb79ba13ceb7cc305fe07b291dfb84a8d [INFO] running `Command { std: "docker" "start" "-a" "a12949bc455360aff78565faaa62835fb79ba13ceb7cc305fe07b291dfb84a8d", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking futures v0.1.23 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking lock_api v0.1.3 [INFO] [stderr] Compiling cc v1.0.23 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking errno v0.2.4 [INFO] [stderr] Checking bytes v0.4.9 [INFO] [stderr] Checking scheduler v0.1.3 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Compiling tsc v0.1.0 [INFO] [stderr] Checking tokio-executor v0.1.4 [INFO] [stderr] Checking tokio-io v0.1.8 [INFO] [stderr] Checking mio-uds v0.6.6 [INFO] [stderr] Checking parking_lot_core v0.3.0 [INFO] [stderr] Checking tokio-threadpool v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.6 [INFO] [stderr] Checking tokio-current-thread v0.1.1 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Checking tokio-reactor v0.1.5 [INFO] [stderr] Checking tokio-tcp v0.1.1 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.1 [INFO] [stderr] Checking tokio v0.1.8 [INFO] [stderr] Checking test-tokio-fairness v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:98:30 [INFO] [stdout] | [INFO] [stdout] 98 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:158:30 [INFO] [stdout] | [INFO] [stdout] 158 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:98:30 [INFO] [stdout] | [INFO] [stdout] 98 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:158:30 [INFO] [stdout] | [INFO] [stdout] 158 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:230:47 [INFO] [stdout] | [INFO] [stdout] 230 | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | | [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:230:47 [INFO] [stdout] | [INFO] [stdout] 230 | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | | [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sent_at` is never read [INFO] [stdout] --> src/main.rs:70:2 [INFO] [stdout] | [INFO] [stdout] 69 | struct Message { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 70 | sent_at: u64, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` 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] warning: field `sent_at` is never read [INFO] [stdout] --> src/main.rs:70:2 [INFO] [stdout] | [INFO] [stdout] 69 | struct Message { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 70 | sent_at: u64, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` 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] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `Command { std: "docker" "inspect" "a12949bc455360aff78565faaa62835fb79ba13ceb7cc305fe07b291dfb84a8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a12949bc455360aff78565faaa62835fb79ba13ceb7cc305fe07b291dfb84a8d", kill_on_drop: false }` [INFO] [stdout] a12949bc455360aff78565faaa62835fb79ba13ceb7cc305fe07b291dfb84a8d [INFO] checking polachok/test-tokio-fairness against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolachok%2Ftest-tokio-fairness" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/polachok/test-tokio-fairness on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/polachok/test-tokio-fairness [INFO] finished tweaking git repo https://github.com/polachok/test-tokio-fairness [INFO] tweaked toml for git repo https://github.com/polachok/test-tokio-fairness written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/polachok/test-tokio-fairness 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 06012e207cdf890de6d6627955874e84d94a50df77f654efc49a23b496a63e04 [INFO] running `Command { std: "docker" "start" "-a" "06012e207cdf890de6d6627955874e84d94a50df77f654efc49a23b496a63e04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "06012e207cdf890de6d6627955874e84d94a50df77f654efc49a23b496a63e04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06012e207cdf890de6d6627955874e84d94a50df77f654efc49a23b496a63e04", kill_on_drop: false }` [INFO] [stdout] 06012e207cdf890de6d6627955874e84d94a50df77f654efc49a23b496a63e04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 62bb212bf921d2a8225ccf4c8ff1647ec40fc1531ed19180a65d0b0cbebd57b0 [INFO] running `Command { std: "docker" "start" "-a" "62bb212bf921d2a8225ccf4c8ff1647ec40fc1531ed19180a65d0b0cbebd57b0", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking futures v0.1.23 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking lock_api v0.1.3 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Compiling cc v1.0.23 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking errno v0.2.4 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking bytes v0.4.9 [INFO] [stderr] Checking scheduler v0.1.3 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Compiling tsc v0.1.0 [INFO] [stderr] Checking tokio-executor v0.1.4 [INFO] [stderr] Checking tokio-io v0.1.8 [INFO] [stderr] Checking mio-uds v0.6.6 [INFO] [stderr] Checking tokio-current-thread v0.1.1 [INFO] [stderr] Checking tokio-timer v0.2.6 [INFO] [stderr] Checking parking_lot_core v0.3.0 [INFO] [stderr] Checking tokio-threadpool v0.1.6 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-reactor v0.1.5 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.1 [INFO] [stderr] Checking tokio-uds v0.2.1 [INFO] [stderr] Checking tokio v0.1.8 [INFO] [stderr] Checking test-tokio-fairness v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:98:30 [INFO] [stdout] | [INFO] [stdout] 98 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:158:30 [INFO] [stdout] | [INFO] [stdout] 158 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:98:30 [INFO] [stdout] | [INFO] [stdout] 98 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:158:30 [INFO] [stdout] | [INFO] [stdout] 158 | use mio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:230:47 [INFO] [stdout] | [INFO] [stdout] 230 | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | | [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:230:47 [INFO] [stdout] | [INFO] [stdout] 230 | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | | [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sent_at` is never read [INFO] [stdout] --> src/main.rs:70:2 [INFO] [stdout] | [INFO] [stdout] 69 | struct Message { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 70 | sent_at: u64, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` 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] warning: field `sent_at` is never read [INFO] [stdout] --> src/main.rs:70:2 [INFO] [stdout] | [INFO] [stdout] 69 | struct Message { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 70 | sent_at: u64, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` 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] --> src/main.rs:77:2 [INFO] [stdout] | [INFO] [stdout] 75 | fn in_order_check(rx: mpsc::Receiver) -> impl Future { [INFO] [stdout] | --------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 76 | println!("starting checker"); [INFO] [stdout] 77 | / rx.fold((Message { sent_at: 0, received_at: 0, client_id: 0 }, [0u64;4]), |(old, mut map), new| { [INFO] [stdout] 78 | | assert!(new.received_at > old.received_at); [INFO] [stdout] 79 | | /*if new.sent_at < old.sent_at { [INFO] [stdout] 80 | | println!("{:?} sent earlier than {:?}, but received later", new, old); [INFO] [stdout] ... | [INFO] [stdout] 92 | | Ok((new, map)) [INFO] [stdout] 93 | | }).map(|_| ()) [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: 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:77:2 [INFO] [stdout] | [INFO] [stdout] 75 | fn in_order_check(rx: mpsc::Receiver) -> impl Future { [INFO] [stdout] | --------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 76 | println!("starting checker"); [INFO] [stdout] 77 | / rx.fold((Message { sent_at: 0, received_at: 0, client_id: 0 }, [0u64;4]), |(old, mut map), new| { [INFO] [stdout] 78 | | assert!(new.received_at > old.received_at); [INFO] [stdout] 79 | | /*if new.sent_at < old.sent_at { [INFO] [stdout] 80 | | println!("{:?} sent earlier than {:?}, but received later", new, old); [INFO] [stdout] ... | [INFO] [stdout] 92 | | Ok((new, map)) [INFO] [stdout] 93 | | }).map(|_| ()) [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: 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:215:4 [INFO] [stdout] | [INFO] [stdout] 213 | let process = loop_fn((stream, tx.clone()), |(stream, mut tx)| { [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 214 | let buf = [0;16]; [INFO] [stdout] 215 | / read_exact(stream, buf).and_then(move |(stream, buf)| { [INFO] [stdout] 216 | | let mut cur = Cursor::new(&buf); [INFO] [stdout] 217 | | let now = tsc::rdtsc(); [INFO] [stdout] 218 | | let id = cur.read_u64::().unwrap(); [INFO] [stdout] ... | [INFO] [stdout] 229 | | Ok(Loop::Continue((stream, tx))) [INFO] [stdout] 230 | | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:229:8 [INFO] [stdout] | [INFO] [stdout] 213 | let process = loop_fn((stream, tx.clone()), |(stream, mut tx)| { [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 214 | let buf = [0;16]; [INFO] [stdout] 215 | read_exact(stream, buf).and_then(move |(stream, buf)| { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 229 | Ok(Loop::Continue((stream, tx))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:230:50 [INFO] [stdout] | [INFO] [stdout] 230 | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stdout] | --- ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:239:35 [INFO] [stdout] | [INFO] [stdout] 239 | .and_then(move |stream| loop_fn((stream, 0u64), move |(stream, count)| { [INFO] [stdout] | ------ ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:250:4 [INFO] [stdout] | [INFO] [stdout] 239 | .and_then(move |stream| loop_fn((stream, 0u64), move |(stream, count)| { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 250 | write_all(stream, buf).and_then(move |(stream, _)| Ok(Loop::Continue((stream, count+1)))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:250:58 [INFO] [stdout] | [INFO] [stdout] 250 | write_all(stream, buf).and_then(move |(stream, _)| Ok(Loop::Continue((stream, count+1)))) [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:215:4 [INFO] [stdout] | [INFO] [stdout] 213 | let process = loop_fn((stream, tx.clone()), |(stream, mut tx)| { [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 214 | let buf = [0;16]; [INFO] [stdout] 215 | / read_exact(stream, buf).and_then(move |(stream, buf)| { [INFO] [stdout] 216 | | let mut cur = Cursor::new(&buf); [INFO] [stdout] 217 | | let now = tsc::rdtsc(); [INFO] [stdout] 218 | | let id = cur.read_u64::().unwrap(); [INFO] [stdout] ... | [INFO] [stdout] 229 | | Ok(Loop::Continue((stream, tx))) [INFO] [stdout] 230 | | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:229:8 [INFO] [stdout] | [INFO] [stdout] 213 | let process = loop_fn((stream, tx.clone()), |(stream, mut tx)| { [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 214 | let buf = [0;16]; [INFO] [stdout] 215 | read_exact(stream, buf).and_then(move |(stream, buf)| { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 229 | Ok(Loop::Continue((stream, tx))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:230:50 [INFO] [stdout] | [INFO] [stdout] 230 | }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) }) [INFO] [stdout] | --- ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:239:35 [INFO] [stdout] | [INFO] [stdout] 239 | .and_then(move |stream| loop_fn((stream, 0u64), move |(stream, count)| { [INFO] [stdout] | ------ ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:250:4 [INFO] [stdout] | [INFO] [stdout] 239 | .and_then(move |stream| loop_fn((stream, 0u64), move |(stream, count)| { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 250 | write_all(stream, buf).and_then(move |(stream, _)| Ok(Loop::Continue((stream, count+1)))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:250:58 [INFO] [stdout] | [INFO] [stdout] 250 | write_all(stream, buf).and_then(move |(stream, _)| Ok(Loop::Continue((stream, count+1)))) [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `test-tokio-fairness` (bin "test-tokio-fairness" test) due to 8 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `test-tokio-fairness` (bin "test-tokio-fairness") due to 8 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "62bb212bf921d2a8225ccf4c8ff1647ec40fc1531ed19180a65d0b0cbebd57b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62bb212bf921d2a8225ccf4c8ff1647ec40fc1531ed19180a65d0b0cbebd57b0", kill_on_drop: false }` [INFO] [stdout] 62bb212bf921d2a8225ccf4c8ff1647ec40fc1531ed19180a65d0b0cbebd57b0