[INFO] fetching crate spacer 0.3.0... [INFO] checking spacer-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate spacer 0.3.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate spacer 0.3.0 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 spacer 0.3.0 [INFO] finished tweaking crates.io crate spacer 0.3.0 [INFO] tweaked toml for crates.io crate spacer 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate spacer 0.3.0 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4a055599b4d65595a2b4e7a47191ed7648455239779ec1aaee313af326dd6913 [INFO] running `Command { std: "docker" "start" "-a" "4a055599b4d65595a2b4e7a47191ed7648455239779ec1aaee313af326dd6913", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a055599b4d65595a2b4e7a47191ed7648455239779ec1aaee313af326dd6913", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a055599b4d65595a2b4e7a47191ed7648455239779ec1aaee313af326dd6913", kill_on_drop: false }` [INFO] [stdout] 4a055599b4d65595a2b4e7a47191ed7648455239779ec1aaee313af326dd6913 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 174d7d0512e47d3048b21f91f491ecaf201ac6417fd13c1eabb5a77d1cf6127c [INFO] running `Command { std: "docker" "start" "-a" "174d7d0512e47d3048b21f91f491ecaf201ac6417fd13c1eabb5a77d1cf6127c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Compiling rustix v0.37.19 [INFO] [stderr] Compiling regex-syntax v0.7.5 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking anstyle-parse v0.2.0 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling phf_shared v0.11.2 [INFO] [stderr] Compiling cc v1.0.79 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking equivalent v1.0.0 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking winnow v0.4.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling phf v0.11.2 [INFO] [stderr] Checking gimli v0.27.3 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Compiling rustix v0.38.3 [INFO] [stderr] Checking miniz_oxide v0.6.2 [INFO] [stderr] Checking object v0.30.4 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling phf_codegen v0.11.2 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking is_ci v1.1.1 [INFO] [stderr] Checking linux-raw-sys v0.4.7 [INFO] [stderr] Compiling anyhow v1.0.71 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking time-core v0.1.1 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking time v0.3.22 [INFO] [stderr] Checking chrono v0.4.30 [INFO] [stderr] Compiling backtrace v0.3.67 [INFO] [stderr] Compiling regex-automata v0.3.8 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking supports-color v1.3.1 [INFO] [stderr] Checking uuid v1.3.4 [INFO] [stderr] Checking owo-colors v3.5.0 [INFO] [stderr] Checking terminal_size v0.3.0 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking clap_builder v4.3.3 [INFO] [stderr] Checking addr2line v0.19.0 [INFO] [stderr] Compiling serde_derive v1.0.164 [INFO] [stderr] Compiling clap_derive v4.3.2 [INFO] [stderr] Compiling regex v1.9.5 [INFO] [stderr] Compiling parse-zoneinfo v0.3.0 [INFO] [stderr] Compiling chrono-tz-build v0.2.0 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Compiling test-case-core v3.1.0 [INFO] [stderr] Compiling chrono-tz v0.8.3 [INFO] [stderr] Checking clap v4.3.3 [INFO] [stderr] Compiling test-case-macros v3.1.0 [INFO] [stderr] Checking test-case v3.1.0 [INFO] [stderr] Checking toml_datetime v0.6.3 [INFO] [stderr] Checking serde_spanned v0.6.3 [INFO] [stderr] Checking os_info v3.7.0 [INFO] [stderr] Checking toml_edit v0.19.11 [INFO] [stderr] Checking toml v0.7.5 [INFO] [stderr] Checking human-panic v1.1.5 [INFO] [stderr] Checking spacer v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead [INFO] [stdout] --> src/main.rs:302:5 [INFO] [stdout] | [INFO] [stdout] 302 | human_panic::setup_panic!(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `$crate::setup_panic` which comes from the expansion of the macro `human_panic::setup_panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead [INFO] [stdout] --> src/main.rs:302:5 [INFO] [stdout] | [INFO] [stdout] 302 | human_panic::setup_panic!(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `$crate::setup_panic` which comes from the expansion of the macro `human_panic::setup_panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead [INFO] [stdout] --> src/main.rs:302:5 [INFO] [stdout] | [INFO] [stdout] 302 | human_panic::setup_panic!(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `$crate::setup_panic` which comes from the expansion of the macro `human_panic::setup_panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead [INFO] [stdout] --> src/main.rs:302:5 [INFO] [stdout] | [INFO] [stdout] 302 | human_panic::setup_panic!(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `$crate::setup_panic` which comes from the expansion of the macro `human_panic::setup_panic` (in Nightly builds, run with -Z macro-backtrace for more info) [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:204:11 [INFO] [stdout] | [INFO] [stdout] 186 | input: impl BufRead, [INFO] [stdout] | ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 187 | output: impl Write + Send, [INFO] [stdout] | ------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 204 | scope(|s| { [INFO] [stdout] | ___________^ [INFO] [stdout] 205 | | let last_line = Arc::new(RwLock::new(Instant::now())); [INFO] [stdout] 206 | | let last_spacer = Arc::new(RwLock::new(Instant::now())); [INFO] [stdout] 207 | | let output = Arc::new(Mutex::new(output)); [INFO] [stdout] ... | [INFO] [stdout] 297 | | Ok(()) [INFO] [stdout] 298 | | }) [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `spacer` (bin "spacer") due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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:204:11 [INFO] [stdout] | [INFO] [stdout] 186 | input: impl BufRead, [INFO] [stdout] | ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 187 | output: impl Write + Send, [INFO] [stdout] | ------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 204 | scope(|s| { [INFO] [stdout] | ___________^ [INFO] [stdout] 205 | | let last_line = Arc::new(RwLock::new(Instant::now())); [INFO] [stdout] 206 | | let last_spacer = Arc::new(RwLock::new(Instant::now())); [INFO] [stdout] 207 | | let output = Arc::new(Mutex::new(output)); [INFO] [stdout] ... | [INFO] [stdout] 297 | | Ok(()) [INFO] [stdout] 298 | | }) [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `spacer` (bin "spacer" test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "174d7d0512e47d3048b21f91f491ecaf201ac6417fd13c1eabb5a77d1cf6127c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "174d7d0512e47d3048b21f91f491ecaf201ac6417fd13c1eabb5a77d1cf6127c", kill_on_drop: false }` [INFO] [stdout] 174d7d0512e47d3048b21f91f491ecaf201ac6417fd13c1eabb5a77d1cf6127c