[INFO] cloning repository https://github.com/deanljohnson/command-reminder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deanljohnson/command-reminder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeanljohnson%2Fcommand-reminder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeanljohnson%2Fcommand-reminder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] be2ad64a2e676c0b97387e7026f1d6e4b288f779 [INFO] checking deanljohnson/command-reminder/be2ad64a2e676c0b97387e7026f1d6e4b288f779 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%2Fdeanljohnson%2Fcommand-reminder" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/deanljohnson/command-reminder 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/deanljohnson/command-reminder [INFO] finished tweaking git repo https://github.com/deanljohnson/command-reminder [INFO] tweaked toml for git repo https://github.com/deanljohnson/command-reminder written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/deanljohnson/command-reminder 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 41ff90cac383df909ef17ae0cfcdc18205c2ef8890559484c6a17d215c2ff11c [INFO] running `Command { std: "docker" "start" "-a" "41ff90cac383df909ef17ae0cfcdc18205c2ef8890559484c6a17d215c2ff11c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "41ff90cac383df909ef17ae0cfcdc18205c2ef8890559484c6a17d215c2ff11c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41ff90cac383df909ef17ae0cfcdc18205c2ef8890559484c6a17d215c2ff11c", kill_on_drop: false }` [INFO] [stdout] 41ff90cac383df909ef17ae0cfcdc18205c2ef8890559484c6a17d215c2ff11c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2b704c08e96df2736388b3f286ad6d686c5dbc52b8a41d83ebe03fff6cf573da [INFO] running `Command { std: "docker" "start" "-a" "2b704c08e96df2736388b3f286ad6d686c5dbc52b8a41d83ebe03fff6cf573da", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling cc v1.0.28 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking nix v0.9.0 [INFO] [stderr] Checking dirs v1.0.4 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking error-chain v0.12.0 [INFO] [stderr] Checking command_reminder v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:259:9 [INFO] [stdout] | [INFO] [stdout] 259 | Ok(_) => Ok(()), [INFO] [stdout] | ^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` 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:110:32 [INFO] [stdout] | [INFO] [stdout] 110 | |l: &&usize| match ask_yes_no(&format!("Remove \"{}\"? (y/n) ", data_lines[**l])) { [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/main.rs:255:18 [INFO] [stdout] | [INFO] [stdout] 255 | .map(|s| CString::new(s).unwrap()) [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 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `command_reminder` (bin "command_reminder") due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:259:9 [INFO] [stdout] | [INFO] [stdout] 259 | Ok(_) => Ok(()), [INFO] [stdout] | ^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` 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:110:32 [INFO] [stdout] | [INFO] [stdout] 110 | |l: &&usize| match ask_yes_no(&format!("Remove \"{}\"? (y/n) ", data_lines[**l])) { [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/main.rs:255:18 [INFO] [stdout] | [INFO] [stdout] 255 | .map(|s| CString::new(s).unwrap()) [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 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `command_reminder` (bin "command_reminder" test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "2b704c08e96df2736388b3f286ad6d686c5dbc52b8a41d83ebe03fff6cf573da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b704c08e96df2736388b3f286ad6d686c5dbc52b8a41d83ebe03fff6cf573da", kill_on_drop: false }` [INFO] [stdout] 2b704c08e96df2736388b3f286ad6d686c5dbc52b8a41d83ebe03fff6cf573da