[INFO] cloning repository https://github.com/crispcat/rsgrep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crispcat/rsgrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrispcat%2Frsgrep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrispcat%2Frsgrep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4e252cb420ddc0342808b60c7a01b7daf006b0f9 [INFO] checking crispcat/rsgrep/4e252cb420ddc0342808b60c7a01b7daf006b0f9 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrispcat%2Frsgrep" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/crispcat/rsgrep 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 git repo https://github.com/crispcat/rsgrep [INFO] finished tweaking git repo https://github.com/crispcat/rsgrep [INFO] tweaked toml for git repo https://github.com/crispcat/rsgrep written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/crispcat/rsgrep 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e95328ec24f303beb4fd9224acee3033c6951a3a4460d15b58941e60458fc755 [INFO] running `Command { std: "docker" "start" "-a" "e95328ec24f303beb4fd9224acee3033c6951a3a4460d15b58941e60458fc755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e95328ec24f303beb4fd9224acee3033c6951a3a4460d15b58941e60458fc755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e95328ec24f303beb4fd9224acee3033c6951a3a4460d15b58941e60458fc755", kill_on_drop: false }` [INFO] [stdout] e95328ec24f303beb4fd9224acee3033c6951a3a4460d15b58941e60458fc755 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b39b39aa869aa738091d23913a03a7fd01cb4b931fd4c99654f0370fb439921f [INFO] running `Command { std: "docker" "start" "-a" "b39b39aa869aa738091d23913a03a7fd01cb4b931fd4c99654f0370fb439921f", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.5 [INFO] [stderr] Checking gref v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/lib/runtime.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | error::Error [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/lib/runtime.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | error::Error [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/lib/runtime.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | TextSource::DirPath(path) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/lib/runtime.rs:120:25 [INFO] [stdout] | [INFO] [stdout] 120 | fn job_search_in_string(req: &SearchRequest, runtime: &Runtime) -> Result<(), anyhow::Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `runtime` [INFO] [stdout] --> src/lib/runtime.rs:120:46 [INFO] [stdout] | [INFO] [stdout] 120 | fn job_search_in_string(req: &SearchRequest, runtime: &Runtime) -> Result<(), anyhow::Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_runtime` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib/runtime.rs:124:22 [INFO] [stdout] | [INFO] [stdout] 124 | fn job_format_result(res: &SearchResult, runtime: &Runtime) -> Result<(), anyhow::Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `runtime` [INFO] [stdout] --> src/lib/runtime.rs:124:42 [INFO] [stdout] | [INFO] [stdout] 124 | fn job_format_result(res: &SearchResult, runtime: &Runtime) -> Result<(), anyhow::Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_runtime` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line`, `haystack`, and `source` are never read [INFO] [stdout] --> src/lib/runtime.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct SearchRequest<'a> { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 25 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 26 | haystack: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 27 | source: &'a TextSource [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line`, `source`, `position`, and `rmatch` are never read [INFO] [stdout] --> src/lib/runtime.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct SearchResult<'a> { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 31 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 32 | source: &'a TextSource, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 33 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 34 | rmatch: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Format` is never constructed [INFO] [stdout] --> src/lib/runtime.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 37 | enum RuntimeJob<'a> { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 40 | Format(SearchResult<'a>) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `regex` is never read [INFO] [stdout] --> src/lib/runtime.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 43 | struct Runtime<'a> { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 44 | regex: Regex, [INFO] [stdout] | ^^^^^ [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/lib/config.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | val.parse::().map_err(|_| anyhow!("Cannot parse value {val} of argument {key}")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/lib/runtime.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | TextSource::DirPath(path) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gref` (bin "gref" test) due to 2 previous errors; 12 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/lib/runtime.rs:120:25 [INFO] [stdout] | [INFO] [stdout] 120 | fn job_search_in_string(req: &SearchRequest, runtime: &Runtime) -> Result<(), anyhow::Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `runtime` [INFO] [stdout] --> src/lib/runtime.rs:120:46 [INFO] [stdout] | [INFO] [stdout] 120 | fn job_search_in_string(req: &SearchRequest, runtime: &Runtime) -> Result<(), anyhow::Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_runtime` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/lib/runtime.rs:124:22 [INFO] [stdout] | [INFO] [stdout] 124 | fn job_format_result(res: &SearchResult, runtime: &Runtime) -> Result<(), anyhow::Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `runtime` [INFO] [stdout] --> src/lib/runtime.rs:124:42 [INFO] [stdout] | [INFO] [stdout] 124 | fn job_format_result(res: &SearchResult, runtime: &Runtime) -> Result<(), anyhow::Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_runtime` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line`, `haystack`, and `source` are never read [INFO] [stdout] --> src/lib/runtime.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct SearchRequest<'a> { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 25 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 26 | haystack: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 27 | source: &'a TextSource [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line`, `source`, `position`, and `rmatch` are never read [INFO] [stdout] --> src/lib/runtime.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct SearchResult<'a> { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 31 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 32 | source: &'a TextSource, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 33 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 34 | rmatch: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Format` is never constructed [INFO] [stdout] --> src/lib/runtime.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 37 | enum RuntimeJob<'a> { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 40 | Format(SearchResult<'a>) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `regex` is never read [INFO] [stdout] --> src/lib/runtime.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 43 | struct Runtime<'a> { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 44 | regex: Regex, [INFO] [stdout] | ^^^^^ [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/lib/config.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | val.parse::().map_err(|_| anyhow!("Cannot parse value {val} of argument {key}")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gref` (bin "gref") due to 2 previous errors; 12 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b39b39aa869aa738091d23913a03a7fd01cb4b931fd4c99654f0370fb439921f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b39b39aa869aa738091d23913a03a7fd01cb4b931fd4c99654f0370fb439921f", kill_on_drop: false }` [INFO] [stdout] b39b39aa869aa738091d23913a03a7fd01cb4b931fd4c99654f0370fb439921f