[INFO] fetching crate spolyfy 1.0.5... [INFO] checking spolyfy-1.0.5 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate spolyfy 1.0.5 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate spolyfy 1.0.5 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 spolyfy 1.0.5 [INFO] finished tweaking crates.io crate spolyfy 1.0.5 [INFO] tweaked toml for crates.io crate spolyfy 1.0.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate spolyfy 1.0.5 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-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] e5d5c6d883f2cf31ed392168154f70f903be8c39d2da8f252e9ecb3f8819155f [INFO] running `Command { std: "docker" "start" "-a" "e5d5c6d883f2cf31ed392168154f70f903be8c39d2da8f252e9ecb3f8819155f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5d5c6d883f2cf31ed392168154f70f903be8c39d2da8f252e9ecb3f8819155f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5d5c6d883f2cf31ed392168154f70f903be8c39d2da8f252e9ecb3f8819155f", kill_on_drop: false }` [INFO] [stdout] e5d5c6d883f2cf31ed392168154f70f903be8c39d2da8f252e9ecb3f8819155f [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] 59257340cfdc1040f26421ee755a07709906bd3d4ba5a8fa3aac3d802f7dca67 [INFO] running `Command { std: "docker" "start" "-a" "59257340cfdc1040f26421ee755a07709906bd3d4ba5a8fa3aac3d802f7dca67", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling libc v0.2.104 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling pkg-config v0.3.20 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling libdbus-sys v0.2.2 [INFO] [stderr] Checking os_str_bytes v4.2.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dbus v0.9.5 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.5 [INFO] [stderr] Checking clap v3.0.0-beta.5 [INFO] [stderr] Checking spolyfy v1.0.5 (/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:78:42 [INFO] [stdout] | [INFO] [stdout] 78 | let next = |a:&ConnPath<&Connection>|a.next().expect("Error playing the next song"); [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:79:46 [INFO] [stdout] | [INFO] [stdout] 79 | let previous = |a:&ConnPath<&Connection>|a.previous().expect("Error playing the previous song"); [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: 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:78:42 [INFO] [stdout] | [INFO] [stdout] 78 | let next = |a:&ConnPath<&Connection>|a.next().expect("Error playing the next song"); [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:79:46 [INFO] [stdout] | [INFO] [stdout] 79 | let previous = |a:&ConnPath<&Connection>|a.previous().expect("Error playing the previous song"); [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `spolyfy` (bin "spolyfy" test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `spolyfy` (bin "spolyfy") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "59257340cfdc1040f26421ee755a07709906bd3d4ba5a8fa3aac3d802f7dca67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59257340cfdc1040f26421ee755a07709906bd3d4ba5a8fa3aac3d802f7dca67", kill_on_drop: false }` [INFO] [stdout] 59257340cfdc1040f26421ee755a07709906bd3d4ba5a8fa3aac3d802f7dca67