[INFO] fetching crate polywrap_paste 1.0.0... [INFO] building polywrap_paste-1.0.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate polywrap_paste 1.0.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate polywrap_paste 1.0.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate polywrap_paste 1.0.0 [INFO] finished tweaking crates.io crate polywrap_paste 1.0.0 [INFO] tweaked toml for crates.io crate polywrap_paste 1.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 36 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded paste-test-suite v0.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f35823b2804840b880c87d30ca539081782f2289e8eb2cd8aa066191525e7ecb [INFO] running `Command { std: "docker" "start" "-a" "f35823b2804840b880c87d30ca539081782f2289e8eb2cd8aa066191525e7ecb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f35823b2804840b880c87d30ca539081782f2289e8eb2cd8aa066191525e7ecb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f35823b2804840b880c87d30ca539081782f2289e8eb2cd8aa066191525e7ecb", kill_on_drop: false }` [INFO] [stdout] f35823b2804840b880c87d30ca539081782f2289e8eb2cd8aa066191525e7ecb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b5ca7e1eebbe0e1ce13601873f38c99305b0e336763fd7dca70ff4a289b18f5 [INFO] running `Command { std: "docker" "start" "-a" "6b5ca7e1eebbe0e1ce13601873f38c99305b0e336763fd7dca70ff4a289b18f5", kill_on_drop: false }` [INFO] [stderr] Compiling polywrap_paste v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> src/attr.rs:155:19 [INFO] [stdout] | [INFO] [stdout] 154 | let mut inner = group.stream().into_iter(); [INFO] [stdout] | --------- [INFO] [stdout] | | [INFO] [stdout] | `inner` calls a custom destructor [INFO] [stdout] | `inner` will be dropped later as of Edition 2024 [INFO] [stdout] 155 | match inner.next() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 159 | } [INFO] [stdout] | - now the temporary value is dropped here, before the local variables in the block or statement [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] note: `#1` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `inner` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `define_client_handles` which comes from the expansion of the macro `with_api_handle_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> src/segment.rs:85:47 [INFO] [stdout] | [INFO] [stdout] 40 | let bang = tokens.next().unwrap(); // `!` [INFO] [stdout] | ---- [INFO] [stdout] | | [INFO] [stdout] | `bang` calls a custom destructor [INFO] [stdout] | `bang` will be dropped later as of Edition 2024 [INFO] [stdout] 41 | let expect_group = tokens.next(); [INFO] [stdout] | ------------ [INFO] [stdout] | | [INFO] [stdout] | `expect_group` calls a custom destructor [INFO] [stdout] | `expect_group` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 57 | let mut inner = parenthesized.stream().into_iter(); [INFO] [stdout] | --------- [INFO] [stdout] | | [INFO] [stdout] | `inner` calls a custom destructor [INFO] [stdout] | `inner` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 85 | if let Some(unexpected) = inner.next() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 91 | } else { [INFO] [stdout] | - now the temporary value is dropped here, before the local variables in the block or statement [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] note: `#1` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `bang` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `expect_group` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `inner` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages [INFO] [stdout] = note: this error originates in the macro `define_client_handles` which comes from the expansion of the macro `with_api_handle_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> src/segment.rs:28:15 [INFO] [stdout] | [INFO] [stdout] 28 | match tokens.next().unwrap() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#7` [INFO] [stdout] | up until Edition 2021 `#7` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 40 | let bang = tokens.next().unwrap(); // `!` [INFO] [stdout] | ---- [INFO] [stdout] | | [INFO] [stdout] | `bang` calls a custom destructor [INFO] [stdout] | `bang` will be dropped later as of Edition 2024 [INFO] [stdout] 41 | let expect_group = tokens.next(); [INFO] [stdout] | ------------ [INFO] [stdout] | | [INFO] [stdout] | `expect_group` calls a custom destructor [INFO] [stdout] | `expect_group` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 57 | let mut inner = parenthesized.stream().into_iter(); [INFO] [stdout] | --------- [INFO] [stdout] | | [INFO] [stdout] | `inner` calls a custom destructor [INFO] [stdout] | `inner` will be dropped later as of Edition 2024 [INFO] [stdout] 58 | let lit = match inner.next() { [INFO] [stdout] | ------------ [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | `#1` will be dropped later as of Edition 2024 [INFO] [stdout] 59 | Some(TokenTree::Literal(lit)) => lit, [INFO] [stdout] 60 | Some(wrong) => { [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | `wrong` calls a custom destructor [INFO] [stdout] | `wrong` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 85 | if let Some(unexpected) = inner.next() { [INFO] [stdout] | ---------- [INFO] [stdout] | | [INFO] [stdout] | `unexpected` calls a custom destructor [INFO] [stdout] | `unexpected` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 113 | let ident = match tokens.next() { [INFO] [stdout] | ------------- [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#2` [INFO] [stdout] | `#2` will be dropped later as of Edition 2024 [INFO] [stdout] 114 | Some(TokenTree::Ident(ident)) => ident, [INFO] [stdout] 115 | wrong => { [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#3` [INFO] [stdout] | `#3` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 124 | TokenTree::Group(group) => { [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | `group` calls a custom destructor [INFO] [stdout] | `group` will be dropped later as of Edition 2024 [INFO] [stdout] 125 | if group.delimiter() == Delimiter::None { [INFO] [stdout] 126 | let mut inner = group.stream().into_iter().peekable(); [INFO] [stdout] | --------- [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#4` [INFO] [stdout] | `#4` will be dropped later as of Edition 2024 [INFO] [stdout] 127 | let nested = parse(&mut inner)?; [INFO] [stdout] 128 | if let Some(unexpected) = inner.next() { [INFO] [stdout] | ---------- ------------ [INFO] [stdout] | | | [INFO] [stdout] | | this value will be stored in a temporary; let us call it `#5` [INFO] [stdout] | | `#5` will be dropped later as of Edition 2024 [INFO] [stdout] | this value will be stored in a temporary; let us call it `#6` [INFO] [stdout] | `#6` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 137 | } [INFO] [stdout] | - now the temporary value is dropped here, before the local variables in the block or statement [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] note: `#7` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `bang` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `expect_group` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `inner` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `#1` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `wrong` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `unexpected` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `#2` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `#3` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `group` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `#4` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `#5` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `#6` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages [INFO] [stdout] = note: this error originates in the macro `define_client_handles` which comes from the expansion of the macro `with_api_handle_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> src/lib.rs:343:16 [INFO] [stdout] | [INFO] [stdout] 343 | match &tokens.next() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#2` [INFO] [stdout] | up until Edition 2021 `#2` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] 344 | Some(TokenTree::Punct(punct)) if punct.as_char() == '>' => { [INFO] [stdout] 345 | return has_token && tokens.next().is_none(); [INFO] [stdout] | ------------- [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | `#1` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 350 | } [INFO] [stdout] | - now the temporary value is dropped here, before the local variables in the block or statement [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] note: `#2` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] note: `#1` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/proc_macro/src/bridge/client.rs:100:1 [INFO] [stdout] = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages [INFO] [stdout] = note: this error originates in the macro `define_client_handles` which comes from the expansion of the macro `with_api_handle_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `polywrap_paste` (lib) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "6b5ca7e1eebbe0e1ce13601873f38c99305b0e336763fd7dca70ff4a289b18f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b5ca7e1eebbe0e1ce13601873f38c99305b0e336763fd7dca70ff4a289b18f5", kill_on_drop: false }` [INFO] [stdout] 6b5ca7e1eebbe0e1ce13601873f38c99305b0e336763fd7dca70ff4a289b18f5