[INFO] fetching crate sozuctl 0.13.0...
[INFO] checking sozuctl-0.13.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate sozuctl 0.13.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate sozuctl 0.13.0 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 sozuctl 0.13.0
[INFO] finished tweaking crates.io crate sozuctl 0.13.0
[INFO] tweaked toml for crates.io crate sozuctl 0.13.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate sozuctl 0.13.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4bd8d7da6fc4e4ccca74c1d39f8ec453e964b152dee9a956a74f5ee85642bbcd
[INFO] running `Command { std: "docker" "start" "-a" "4bd8d7da6fc4e4ccca74c1d39f8ec453e964b152dee9a956a74f5ee85642bbcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bd8d7da6fc4e4ccca74c1d39f8ec453e964b152dee9a956a74f5ee85642bbcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd8d7da6fc4e4ccca74c1d39f8ec453e964b152dee9a956a74f5ee85642bbcd", kill_on_drop: false }`
[INFO] [stdout] 4bd8d7da6fc4e4ccca74c1d39f8ec453e964b152dee9a956a74f5ee85642bbcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 808cd5b4b940cf8b187bea015a7ca4babcbd1d7ac9fbec1d2588956ee430fc0d
[INFO] running `Command { std: "docker" "start" "-a" "808cd5b4b940cf8b187bea015a7ca4babcbd1d7ac9fbec1d2588956ee430fc0d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling sozuctl v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking trailer v0.1.2
[INFO] [stderr]     Checking pool v0.1.4
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking nix v0.21.0
[INFO] [stderr]     Checking poule v0.3.2
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking sozu-command-lib v0.13.0
[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/command.rs:417:3
[INFO] [stdout]     |
[INFO] [stdout] 368 | pub fn upgrade_worker(mut channel: Channel<CommandRequest,CommandResponse>, timeout: u64, worker_id: u32) -> Channel<CommandRequest,Comma...
[INFO] [stdout]     |                       ---------------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 380 |   let (send, recv) = mpsc::channel();
[INFO] [stdout]     |        ----  ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |        |
[INFO] [stdout]     |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 381 |
[INFO] [stdout] 382 |   let timeout_thread = thread::spawn(move || {
[INFO] [stdout]     |       -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 417 |   timeout_thread.join().expect("upgrade_worker: Timeout thread should correctly terminate")
[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 `sozuctl` (bin "sozuctl") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/command.rs:417:3
[INFO] [stdout]     |
[INFO] [stdout] 368 | pub fn upgrade_worker(mut channel: Channel<CommandRequest,CommandResponse>, timeout: u64, worker_id: u32) -> Channel<CommandRequest,Comma...
[INFO] [stdout]     |                       ---------------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 380 |   let (send, recv) = mpsc::channel();
[INFO] [stdout]     |        ----  ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |        |
[INFO] [stdout]     |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 381 |
[INFO] [stdout] 382 |   let timeout_thread = thread::spawn(move || {
[INFO] [stdout]     |       -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 417 |   timeout_thread.join().expect("upgrade_worker: Timeout thread should correctly terminate")
[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 `sozuctl` (bin "sozuctl" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "808cd5b4b940cf8b187bea015a7ca4babcbd1d7ac9fbec1d2588956ee430fc0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "808cd5b4b940cf8b187bea015a7ca4babcbd1d7ac9fbec1d2588956ee430fc0d", kill_on_drop: false }`
[INFO] [stdout] 808cd5b4b940cf8b187bea015a7ca4babcbd1d7ac9fbec1d2588956ee430fc0d