[INFO] fetching crate merkletree-mintlayer 0.1.1... [INFO] checking merkletree-mintlayer-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate merkletree-mintlayer 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate merkletree-mintlayer 0.1.1 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 crates.io crate merkletree-mintlayer 0.1.1 [INFO] finished tweaking crates.io crate merkletree-mintlayer 0.1.1 [INFO] tweaked toml for crates.io crate merkletree-mintlayer 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate merkletree-mintlayer 0.1.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 84d6d73355b38ffa9b0af0bd1781651dd5f5d0d458d2eb0ae517f5654fa4dbad [INFO] running `Command { std: "docker" "start" "-a" "84d6d73355b38ffa9b0af0bd1781651dd5f5d0d458d2eb0ae517f5654fa4dbad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84d6d73355b38ffa9b0af0bd1781651dd5f5d0d458d2eb0ae517f5654fa4dbad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84d6d73355b38ffa9b0af0bd1781651dd5f5d0d458d2eb0ae517f5654fa4dbad", kill_on_drop: false }` [INFO] [stdout] 84d6d73355b38ffa9b0af0bd1781651dd5f5d0d458d2eb0ae517f5654fa4dbad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 00d701d1e3e6bfb010a09f8cfc6fd8d228f92b7c080d846b34a3bf8ead277d37 [INFO] running `Command { std: "docker" "start" "-a" "00d701d1e3e6bfb010a09f8cfc6fd8d228f92b7c080d846b34a3bf8ead277d37", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.81 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling rstest_macros v0.19.0 [INFO] [stderr] Checking getrandom v0.2.14 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling syn v2.0.60 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking either v1.11.0 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Compiling relative-path v1.9.2 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking rustc-hex v2.1.0 [INFO] [stderr] Checking futures-timer v3.0.3 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking fixed-hash v0.8.0 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking blake2 v0.10.6 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking merkletree-mintlayer v0.1.1 (/opt/rustwide/workdir) [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/merkle/proof/multi/mod.rs:81:26 [INFO] [stdout] | [INFO] [stdout] 81 | .map(|n| n.next().expect("Iter is in tandem. Should never happen.")) [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/merkle/proof/multi/mod.rs:207:42 [INFO] [stdout] | [INFO] [stdout] 207 | .map(|n| (n.abs_index(), n.hash().clone())) [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/merkle/proof/multi/mod.rs:254:32 [INFO] [stdout] | [INFO] [stdout] 254 | .map(|(a, b)| (*a, b.clone())) [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/merkle/tree/padding.rs:34:25 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn new(leaves: I, padding_function: F) -> Self { [INFO] [stdout] | --------- ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 34 | last_value: None, [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: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `merkletree-mintlayer` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "00d701d1e3e6bfb010a09f8cfc6fd8d228f92b7c080d846b34a3bf8ead277d37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00d701d1e3e6bfb010a09f8cfc6fd8d228f92b7c080d846b34a3bf8ead277d37", kill_on_drop: false }` [INFO] [stdout] 00d701d1e3e6bfb010a09f8cfc6fd8d228f92b7c080d846b34a3bf8ead277d37