[INFO] fetching crate xwasm 0.31.3... [INFO] checking xwasm-0.31.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate xwasm 0.31.3 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate xwasm 0.31.3 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 xwasm 0.31.3 [INFO] finished tweaking crates.io crate xwasm 0.31.3 [INFO] tweaked toml for crates.io crate xwasm 0.31.3 written to /workspace/builds/worker-0-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding time v0.1.45 (available: v0.3.36) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [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] [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-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a9f555e14c2134058c81bf4a1f878f21ae0def47ebcc00876914c563e2f0b831 [INFO] running `Command { std: "docker" "start" "-a" "a9f555e14c2134058c81bf4a1f878f21ae0def47ebcc00876914c563e2f0b831", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a9f555e14c2134058c81bf4a1f878f21ae0def47ebcc00876914c563e2f0b831", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9f555e14c2134058c81bf4a1f878f21ae0def47ebcc00876914c563e2f0b831", kill_on_drop: false }` [INFO] [stdout] a9f555e14c2134058c81bf4a1f878f21ae0def47ebcc00876914c563e2f0b831 [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c0b6fd4793b356250808ff0014d96b281b338c2f9ba4d20173b59277ae331bc [INFO] running `Command { std: "docker" "start" "-a" "7c0b6fd4793b356250808ff0014d96b281b338c2f9ba4d20173b59277ae331bc", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking xwasm v0.31.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions` [INFO] [stdout] --> src/elements/index_map.rs:128:8 [INFO] [stdout] | [INFO] [stdout] 128 | #[cfg(slow_assertions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs` [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 name: `slow_assertions` [INFO] [stdout] --> src/elements/index_map.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | #[cfg(slow_assertions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions` [INFO] [stdout] --> src/elements/index_map.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | #[cfg(slow_assertions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions` [INFO] [stdout] --> src/elements/index_map.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[cfg(slow_assertions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions` [INFO] [stdout] --> src/elements/index_map.rs:128:8 [INFO] [stdout] | [INFO] [stdout] 128 | #[cfg(slow_assertions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs` [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 name: `slow_assertions` [INFO] [stdout] --> src/elements/index_map.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | #[cfg(slow_assertions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions` [INFO] [stdout] --> src/elements/index_map.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | #[cfg(slow_assertions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions` [INFO] [stdout] --> src/elements/index_map.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[cfg(slow_assertions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to ` as IntoIterator>::into_iter` in Rust 2024 [INFO] [stdout] --> src/elements/ops.rs:837:12 [INFO] [stdout] | [INFO] [stdout] 837 | table.into_iter().map(|x| VarUint32::from(*x)), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: `#[warn(boxed_slice_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 837 | table.iter().map(|x| VarUint32::from(*x)), [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 837 | IntoIterator::into_iter(table).map(|x| VarUint32::from(*x)), [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to ` as IntoIterator>::into_iter` in Rust 2024 [INFO] [stdout] --> src/elements/ops.rs:837:12 [INFO] [stdout] | [INFO] [stdout] 837 | table.into_iter().map(|x| VarUint32::from(*x)), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: `#[warn(boxed_slice_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 837 | table.iter().map(|x| VarUint32::from(*x)), [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 837 | IntoIterator::into_iter(table).map(|x| VarUint32::from(*x)), [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.92s [INFO] running `Command { std: "docker" "inspect" "7c0b6fd4793b356250808ff0014d96b281b338c2f9ba4d20173b59277ae331bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c0b6fd4793b356250808ff0014d96b281b338c2f9ba4d20173b59277ae331bc", kill_on_drop: false }` [INFO] [stdout] 7c0b6fd4793b356250808ff0014d96b281b338c2f9ba4d20173b59277ae331bc