[INFO] fetching crate crate-_-name 0.1.0...
[INFO] checking crate-_-name-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate crate-_-name 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate crate-_-name 0.1.0 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 crate-_-name 0.1.0
[INFO] finished tweaking crates.io crate crate-_-name 0.1.0
[INFO] tweaked toml for crates.io crate crate-_-name 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c404b70463178e5680dcf7f30c39db108cc20fa8e71608e12ae33ce200886509
[INFO] running `Command { std: "docker" "start" "-a" "c404b70463178e5680dcf7f30c39db108cc20fa8e71608e12ae33ce200886509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c404b70463178e5680dcf7f30c39db108cc20fa8e71608e12ae33ce200886509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c404b70463178e5680dcf7f30c39db108cc20fa8e71608e12ae33ce200886509", kill_on_drop: false }`
[INFO] [stdout] c404b70463178e5680dcf7f30c39db108cc20fa8e71608e12ae33ce200886509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4e038a025d26fbe23b49ffcc85aba04458168aaa1ce27b4c80b5a66d3e2d9aeb
[INFO] running `Command { std: "docker" "start" "-a" "4e038a025d26fbe23b49ffcc85aba04458168aaa1ce27b4c80b5a66d3e2d9aeb", kill_on_drop: false }`
[INFO] [stderr]     Checking crate-_-name v0.1.0 (/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/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |   pub fn crate_name(_: TokenStream) -> TokenStream {
[INFO] [stdout]   |                     -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 7 | /     std::env::var("CARGO_PKG_NAME")
[INFO] [stdout] 8 | |         .expect("The environment variable `CARGO_PKG_NAME` cannot be found!")
[INFO] [stdout] 9 | |         .to_token_stream()
[INFO] [stdout]   | |__________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this changes meaning in Rust 2024
[INFO] [stdout]   = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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 `crate-_-name` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: crate `crate___name` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `crate_name`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` 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/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |   pub fn crate_name(_: TokenStream) -> TokenStream {
[INFO] [stdout]   |                     -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 7 | /     std::env::var("CARGO_PKG_NAME")
[INFO] [stdout] 8 | |         .expect("The environment variable `CARGO_PKG_NAME` cannot be found!")
[INFO] [stdout] 9 | |         .to_token_stream()
[INFO] [stdout]   | |__________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this changes meaning in Rust 2024
[INFO] [stdout]   = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]   = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crate-_-name` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4e038a025d26fbe23b49ffcc85aba04458168aaa1ce27b4c80b5a66d3e2d9aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e038a025d26fbe23b49ffcc85aba04458168aaa1ce27b4c80b5a66d3e2d9aeb", kill_on_drop: false }`
[INFO] [stdout] 4e038a025d26fbe23b49ffcc85aba04458168aaa1ce27b4c80b5a66d3e2d9aeb