[INFO] fetching crate webget 0.1.0... [INFO] checking webget-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate webget 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate webget 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 webget 0.1.0 [INFO] finished tweaking crates.io crate webget 0.1.0 [INFO] tweaked toml for crates.io crate webget 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate webget 0.1.0 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] 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c3e239e0a5a5d8162d3aa19713f607a1707881f0f3da90f7d6c2224394de199 [INFO] running `Command { std: "docker" "start" "-a" "9c3e239e0a5a5d8162d3aa19713f607a1707881f0f3da90f7d6c2224394de199", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c3e239e0a5a5d8162d3aa19713f607a1707881f0f3da90f7d6c2224394de199", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c3e239e0a5a5d8162d3aa19713f607a1707881f0f3da90f7d6c2224394de199", kill_on_drop: false }` [INFO] [stdout] 9c3e239e0a5a5d8162d3aa19713f607a1707881f0f3da90f7d6c2224394de199 [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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5aeb1170fba2e19a891ee151aea08df7a3767ab217208d29b93bbf7ad06d4d47 [INFO] running `Command { std: "docker" "start" "-a" "5aeb1170fba2e19a891ee151aea08df7a3767ab217208d29b93bbf7ad06d4d47", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.65 [INFO] [stderr] Compiling libc v0.2.91 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking futures-core v0.3.13 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking futures-sink v0.3.13 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-channel v0.3.13 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking futures-io v0.3.13 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking futures-task v0.3.13 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling tokio v1.4.0 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling httparse v1.3.5 [INFO] [stderr] Checking http v0.2.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking tracing v0.1.25 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking http-body v0.4.1 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking ct-logs v0.8.0 [INFO] [stderr] Checking rustls v0.19.0 [INFO] [stderr] Compiling futures-macro v0.3.13 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Compiling pin-project-internal v1.0.6 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking futures-util v0.3.13 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking pin-project v1.0.6 [INFO] [stderr] Checking rustls-native-certs v0.5.0 [INFO] [stderr] Checking futures-executor v0.3.13 [INFO] [stderr] Checking futures v0.3.13 [INFO] [stderr] Checking tokio-util v0.6.5 [INFO] [stderr] Checking tokio-rustls v0.22.0 [INFO] [stderr] Checking h2 v0.3.2 [INFO] [stderr] Checking hyper v0.14.5 [INFO] [stderr] Compiling mime2ext v0.1.2 [INFO] [stderr] Checking hyper-rustls v0.22.1 [INFO] [stderr] Checking webget 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/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | / /// The URLs to download [INFO] [stdout] 33 | | urls: Vec, [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:46:66 [INFO] [stdout] | [INFO] [stdout] 46 | .filter_map(|line| line.ok().and_then(|line| line.parse().ok())); [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/download.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | fn request(url: Uri, args: &Args) -> Result> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 17 | / Request::get(url) [INFO] [stdout] 18 | | .header(USER_AGENT, args.user_agent.clone()) [INFO] [stdout] 19 | | .body(Body::empty()) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `webget` (bin "webget" test) due to 4 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/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | / /// The URLs to download [INFO] [stdout] 33 | | urls: Vec, [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:46:66 [INFO] [stdout] | [INFO] [stdout] 46 | .filter_map(|line| line.ok().and_then(|line| line.parse().ok())); [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/download.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | fn request(url: Uri, args: &Args) -> Result> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 17 | / Request::get(url) [INFO] [stdout] 18 | | .header(USER_AGENT, args.user_agent.clone()) [INFO] [stdout] 19 | | .body(Body::empty()) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `webget` (bin "webget") due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "5aeb1170fba2e19a891ee151aea08df7a3767ab217208d29b93bbf7ad06d4d47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5aeb1170fba2e19a891ee151aea08df7a3767ab217208d29b93bbf7ad06d4d47", kill_on_drop: false }` [INFO] [stdout] 5aeb1170fba2e19a891ee151aea08df7a3767ab217208d29b93bbf7ad06d4d47