[INFO] fetching crate tic 0.6.0... [INFO] checking tic-0.6.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate tic 0.6.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate tic 0.6.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tic 0.6.0 [INFO] finished tweaking crates.io crate tic 0.6.0 [INFO] tweaked toml for crates.io crate tic 0.6.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 72 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.3.25 (available: v0.7.6) [INFO] [stderr] Adding ascii v0.7.1 (available: v1.1.0) [INFO] [stderr] Adding bitflags v0.7.0 (available: v2.6.0) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding byteorder v0.4.2 (available: v1.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding chrono v0.2.25 (available: v0.4.38) [INFO] [stderr] Adding chunked_transfer v0.3.1 (available: v1.5.0) [INFO] [stderr] Adding clocksource v0.4.0 (available: v0.8.1) [INFO] [stderr] Adding deflate v0.7.20 (available: v1.0.0) [INFO] [stderr] Adding heatmap v0.6.6 (available: v0.8.0) [INFO] [stderr] Adding histogram v0.6.9 (available: v0.11.0) [INFO] [stderr] Adding inflate v0.2.0 (available: v0.4.5) [INFO] [stderr] Adding log v0.3.9 (available: v0.4.22) [INFO] [stderr] Adding mio v0.6.23 (available: v1.0.2) [INFO] [stderr] Adding miow v0.2.2 (available: v0.6.0) [INFO] [stderr] Adding num v0.1.42 (available: v0.4.3) [INFO] [stderr] Adding odds v0.2.26 (available: v0.4.0) [INFO] [stderr] Adding png v0.7.0 (available: v0.17.14) [INFO] [stderr] Adding rand v0.3.23 (available: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (available: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding rusttype v0.1.2 (available: v0.9.3) [INFO] [stderr] Adding stb_truetype v0.1.2 (available: v0.3.1) [INFO] [stderr] Adding time v0.1.45 (available: v0.3.36) [INFO] [stderr] Adding tiny_http v0.5.9 (available: v0.12.0) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] [stderr] Adding url v0.2.38 (available: v2.5.2) [INFO] [stderr] Adding uuid v0.1.18 (available: v1.10.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] [stderr] Adding waterfall v0.7.1 (available: v0.8.1) [INFO] [stderr] Adding winapi v0.2.8 (available: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51f4a773b137e54f8c04956a79cd7238b2eafcedaf40ca540cc3c199ac8eb70b [INFO] running `Command { std: "docker" "start" "-a" "51f4a773b137e54f8c04956a79cd7238b2eafcedaf40ca540cc3c199ac8eb70b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51f4a773b137e54f8c04956a79cd7238b2eafcedaf40ca540cc3c199ac8eb70b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51f4a773b137e54f8c04956a79cd7238b2eafcedaf40ca540cc3c199ac8eb70b", kill_on_drop: false }` [INFO] [stdout] 51f4a773b137e54f8c04956a79cd7238b2eafcedaf40ca540cc3c199ac8eb70b [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 920459dd25ace31693b3ab445b7ad66bd6c1b4c2517048f35e07dbfe50870e6f [INFO] running `Command { std: "docker" "start" "-a" "920459dd25ace31693b3ab445b7ad66bd6c1b4c2517048f35e07dbfe50870e6f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking byteorder v0.4.2 [INFO] [stderr] Checking odds v0.2.26 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking stb_truetype v0.1.2 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking arrayvec v0.3.25 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking histogram v0.6.9 [INFO] [stderr] Checking inflate v0.2.0 [INFO] [stderr] Checking rusttype v0.1.2 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking heatmap v0.6.6 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking ascii v0.7.1 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking hsl v0.1.1 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking clocksource v0.4.0 [INFO] [stderr] Checking allan v0.2.4 [INFO] [stderr] Checking mpmc v0.1.6 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking png v0.7.0 [INFO] [stderr] Checking waterfall v0.7.1 [INFO] [stderr] Checking uuid v0.1.18 [INFO] [stderr] Checking url v0.2.38 [INFO] [stderr] Checking tiny_http v0.5.9 [INFO] [stderr] Checking tic v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | #![cfg_attr(feature = "cargo-clippy", deny(missing_docs))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `benchmark`, `default`, and `rdtsc` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | #![cfg_attr(feature = "cargo-clippy", deny(missing_docs))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `benchmark`, `default`, and `rdtsc` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | #![cfg_attr(feature = "cargo-clippy", deny(warnings))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `benchmark`, `default`, and `rdtsc` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/sender.rs:95:65 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn try_send(&mut self, sample: Sample) -> Result<(), (Sample)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 95 - pub fn try_send(&mut self, sample: Sample) -> Result<(), (Sample)> { [INFO] [stdout] 95 + pub fn try_send(&mut self, sample: Sample) -> Result<(), Sample> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | #![cfg_attr(feature = "cargo-clippy", deny(warnings))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `benchmark`, `default`, and `rdtsc` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/sender.rs:95:65 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn try_send(&mut self, sample: Sample) -> Result<(), (Sample)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 95 - pub fn try_send(&mut self, sample: Sample) -> Result<(), (Sample)> { [INFO] [stdout] 95 + pub fn try_send(&mut self, sample: Sample) -> Result<(), Sample> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result<(), mio_extras::channel::TrySendError>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/controller.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 22 | let (tx, rx) = mpsc::sync_channel(1); [INFO] [stdout] | -- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 25 | match self.control_tx.try_send(msg) { [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result<(), mio_extras::channel::TrySendError>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/controller.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 22 | let (tx, rx) = mpsc::sync_channel(1); [INFO] [stdout] | -- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 25 | match self.control_tx.try_send(msg) { [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] [stderr] error: could not compile `tic` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tic` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "920459dd25ace31693b3ab445b7ad66bd6c1b4c2517048f35e07dbfe50870e6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "920459dd25ace31693b3ab445b7ad66bd6c1b4c2517048f35e07dbfe50870e6f", kill_on_drop: false }` [INFO] [stdout] 920459dd25ace31693b3ab445b7ad66bd6c1b4c2517048f35e07dbfe50870e6f