[INFO] fetching crate computergeneration 0.2.0... [INFO] checking computergeneration-0.2.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate computergeneration 0.2.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate computergeneration 0.2.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate computergeneration 0.2.0 [INFO] finished tweaking crates.io crate computergeneration 0.2.0 [INFO] tweaked toml for crates.io crate computergeneration 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate computergeneration 0.2.0 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt-derive v0.4.14 [INFO] [stderr] Downloaded anyhow v1.0.34 [INFO] [stderr] Downloaded structopt v0.3.21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c83ad1483acc3ee4daed8033fd2bceb4e4f810a02af461fb3ad2e73aab14656b [INFO] running `Command { std: "docker" "start" "-a" "c83ad1483acc3ee4daed8033fd2bceb4e4f810a02af461fb3ad2e73aab14656b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c83ad1483acc3ee4daed8033fd2bceb4e4f810a02af461fb3ad2e73aab14656b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c83ad1483acc3ee4daed8033fd2bceb4e4f810a02af461fb3ad2e73aab14656b", kill_on_drop: false }` [INFO] [stdout] c83ad1483acc3ee4daed8033fd2bceb4e4f810a02af461fb3ad2e73aab14656b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cdd94d5d219a54a0bd1ba61c3ebb898a66d99d7728e6a4cd76a1982f24fc1d3a [INFO] running `Command { std: "docker" "start" "-a" "cdd94d5d219a54a0bd1ba61c3ebb898a66d99d7728e6a4cd76a1982f24fc1d3a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling anyhow v1.0.34 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking computergeneration v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> tests/completion.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | drop(child_stdin); [INFO] [stdout] | ^^^^^-----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut ChildStdin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 25 - drop(child_stdin); [INFO] [stdout] 25 + let _ = child_stdin; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.85s [INFO] running `Command { std: "docker" "inspect" "cdd94d5d219a54a0bd1ba61c3ebb898a66d99d7728e6a4cd76a1982f24fc1d3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdd94d5d219a54a0bd1ba61c3ebb898a66d99d7728e6a4cd76a1982f24fc1d3a", kill_on_drop: false }` [INFO] [stdout] cdd94d5d219a54a0bd1ba61c3ebb898a66d99d7728e6a4cd76a1982f24fc1d3a [INFO] checking computergeneration-0.2.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate computergeneration 0.2.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate computergeneration 0.2.0 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate computergeneration 0.2.0 [INFO] finished tweaking crates.io crate computergeneration 0.2.0 [INFO] tweaked toml for crates.io crate computergeneration 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate computergeneration 0.2.0 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 169ce37bb954925333bacb0912eb0e0b7c95ff00a0560f62b99dd2bd9480284e [INFO] running `Command { std: "docker" "start" "-a" "169ce37bb954925333bacb0912eb0e0b7c95ff00a0560f62b99dd2bd9480284e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "169ce37bb954925333bacb0912eb0e0b7c95ff00a0560f62b99dd2bd9480284e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "169ce37bb954925333bacb0912eb0e0b7c95ff00a0560f62b99dd2bd9480284e", kill_on_drop: false }` [INFO] [stdout] 169ce37bb954925333bacb0912eb0e0b7c95ff00a0560f62b99dd2bd9480284e [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0e58a56a33b014b9e31403fc7722db1dba92504ec3c0184406547d78d959fb4 [INFO] running `Command { std: "docker" "start" "-a" "c0e58a56a33b014b9e31403fc7722db1dba92504ec3c0184406547d78d959fb4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling anyhow v1.0.34 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking computergeneration v0.2.0 (/opt/rustwide/workdir) [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:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | / /// Case matching strategy to use [INFO] [stdout] 15 | | /// [INFO] [stdout] 16 | | /// * auto: Case insensitive if pattern is all lowercase [INFO] [stdout] 17 | | /// * sensitive: Always case sensitive [INFO] [stdout] 18 | | /// * insensitive: Always case insensitive [INFO] [stdout] 19 | | #[structopt(long, default_value = "auto", verbatim_doc_comment)] [INFO] [stdout] 20 | | case: CaseMode, [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 [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:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | / /// Case matching strategy to use [INFO] [stdout] 15 | | /// [INFO] [stdout] 16 | | /// * auto: Case insensitive if pattern is all lowercase [INFO] [stdout] 17 | | /// * sensitive: Always case sensitive [INFO] [stdout] 18 | | /// * insensitive: Always case insensitive [INFO] [stdout] 19 | | #[structopt(long, default_value = "auto", verbatim_doc_comment)] [INFO] [stdout] 20 | | case: CaseMode, [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `computergeneration` (bin "computergeneration") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> tests/completion.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | drop(child_stdin); [INFO] [stdout] | ^^^^^-----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut ChildStdin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 25 - drop(child_stdin); [INFO] [stdout] 25 + let _ = child_stdin; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `computergeneration` (bin "computergeneration" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "c0e58a56a33b014b9e31403fc7722db1dba92504ec3c0184406547d78d959fb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0e58a56a33b014b9e31403fc7722db1dba92504ec3c0184406547d78d959fb4", kill_on_drop: false }` [INFO] [stdout] c0e58a56a33b014b9e31403fc7722db1dba92504ec3c0184406547d78d959fb4