[INFO] cloning repository https://github.com/AMarkovic0/mygrep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AMarkovic0/mygrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAMarkovic0%2Fmygrep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAMarkovic0%2Fmygrep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 232d90b68f2d192a628685e90608e4fa12daa7f1 [INFO] checking AMarkovic0/mygrep/232d90b68f2d192a628685e90608e4fa12daa7f1 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%2FAMarkovic0%2Fmygrep" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AMarkovic0/mygrep 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/AMarkovic0/mygrep [INFO] finished tweaking git repo https://github.com/AMarkovic0/mygrep [INFO] tweaked toml for git repo https://github.com/AMarkovic0/mygrep written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/AMarkovic0/mygrep 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 348bc4e1cd0af2a94b44c2f3cb2e97db366cc4c17a18d3531005b070e86eb152 [INFO] running `Command { std: "docker" "start" "-a" "348bc4e1cd0af2a94b44c2f3cb2e97db366cc4c17a18d3531005b070e86eb152", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "348bc4e1cd0af2a94b44c2f3cb2e97db366cc4c17a18d3531005b070e86eb152", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "348bc4e1cd0af2a94b44c2f3cb2e97db366cc4c17a18d3531005b070e86eb152", kill_on_drop: false }` [INFO] [stdout] 348bc4e1cd0af2a94b44c2f3cb2e97db366cc4c17a18d3531005b070e86eb152 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] adad407ea446f9f00f88d41e1168b2d7e72d4cdbb0935088920e39ddc1a05f68 [INFO] running `Command { std: "docker" "start" "-a" "adad407ea446f9f00f88d41e1168b2d7e72d4cdbb0935088920e39ddc1a05f68", kill_on_drop: false }` [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Compiling rustix v0.38.31 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Checking futures-lite v2.2.0 [INFO] [stderr] Checking regex-syntax v0.7.2 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking colored v2.1.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking concurrent-queue v2.4.0 [INFO] [stderr] Checking event-listener v4.0.3 [INFO] [stderr] Checking event-listener-strategy v0.4.0 [INFO] [stderr] Checking async-lock v3.3.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking nix v0.27.1 [INFO] [stderr] Checking regex v1.8.4 [INFO] [stderr] Checking ctrlc v3.4.2 [INFO] [stderr] Checking polling v3.4.0 [INFO] [stderr] Checking async-io v2.3.1 [INFO] [stderr] Checking async-signal v0.2.5 [INFO] [stderr] Checking async-process v2.0.1 [INFO] [stderr] Checking mygrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:43:30 [INFO] [stdout] | [INFO] [stdout] 43 | let home_dir_path = env::home_dir().ok_or("Error: Cannot find home directory")?; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:43:30 [INFO] [stdout] | [INFO] [stdout] 43 | let home_dir_path = env::home_dir().ok_or("Error: Cannot find home directory")?; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `config` is never read [INFO] [stdout] --> src/cache_handler/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Cache { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 8 | config: ConfigFile, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:70:44 [INFO] [stdout] | [INFO] [stdout] 58 | let mut grep = Command::new("grep") [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 64 | let lines = BufReader::new(grep.stdout.take().unwrap()).lines(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 70 | GrepRes::deserialize_output(lines).await [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] [stdout] warning: field `config` is never read [INFO] [stdout] --> src/cache_handler/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Cache { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 8 | config: ConfigFile, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:70:44 [INFO] [stdout] | [INFO] [stdout] 58 | let mut grep = Command::new("grep") [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 64 | let lines = BufReader::new(grep.stdout.take().unwrap()).lines(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 70 | GrepRes::deserialize_output(lines).await [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 `mygrep` (bin "mygrep") due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `mygrep` (bin "mygrep" test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "adad407ea446f9f00f88d41e1168b2d7e72d4cdbb0935088920e39ddc1a05f68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adad407ea446f9f00f88d41e1168b2d7e72d4cdbb0935088920e39ddc1a05f68", kill_on_drop: false }` [INFO] [stdout] adad407ea446f9f00f88d41e1168b2d7e72d4cdbb0935088920e39ddc1a05f68