[INFO] cloning repository https://github.com/SamyshkinKostya/tcp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SamyshkinKostya/tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamyshkinKostya%2Ftcp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamyshkinKostya%2Ftcp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 047568d8fa68ed1f4b4c4f89d8792a7591fc50e7 [INFO] checking SamyshkinKostya/tcp/047568d8fa68ed1f4b4c4f89d8792a7591fc50e7 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamyshkinKostya%2Ftcp" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SamyshkinKostya/tcp 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 git repo https://github.com/SamyshkinKostya/tcp [INFO] finished tweaking git repo https://github.com/SamyshkinKostya/tcp [INFO] tweaked toml for git repo https://github.com/SamyshkinKostya/tcp written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/SamyshkinKostya/tcp 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1d5a7a1c406e77d8239f03ce606acdb0ca7a2ffd03d265ddf50ca3f58e5fa456 [INFO] running `Command { std: "docker" "start" "-a" "1d5a7a1c406e77d8239f03ce606acdb0ca7a2ffd03d265ddf50ca3f58e5fa456", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d5a7a1c406e77d8239f03ce606acdb0ca7a2ffd03d265ddf50ca3f58e5fa456", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d5a7a1c406e77d8239f03ce606acdb0ca7a2ffd03d265ddf50ca3f58e5fa456", kill_on_drop: false }` [INFO] [stdout] 1d5a7a1c406e77d8239f03ce606acdb0ca7a2ffd03d265ddf50ca3f58e5fa456 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fb4976799a716202eb12ffbc2a8447a31057f2b4cc6125bd4c33f009bdda4894 [INFO] running `Command { std: "docker" "start" "-a" "fb4976799a716202eb12ffbc2a8447a31057f2b4cc6125bd4c33f009bdda4894", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling cc v1.0.79 [INFO] [stderr] Compiling anyhow v1.0.71 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling tun-tap v0.1.3 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking tcp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variants `Cwr`, `Ece`, `Urg`, and `Psh` are never constructed [INFO] [stdout] --> src/tcp.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum TcpFlag [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 8 | { [INFO] [stdout] 9 | Cwr = 0b10000000, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | Ece = 0b01000000, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | Urg = 0b00100000, [INFO] [stdout] | ^^^ [INFO] [stdout] 12 | Ack = 0b00010000, [INFO] [stdout] 13 | Psh = 0b00001000, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_flag` is never used [INFO] [stdout] --> src/tcp.rs:124:12 [INFO] [stdout] | [INFO] [stdout] 44 | impl<'a> TcpHeader<'a> [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 124 | pub fn set_flag(&mut self, flag: TcpFlag, value: bool) [INFO] [stdout] | ^^^^^^^^ [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:306:33 [INFO] [stdout] | [INFO] [stdout] 302 | let mut mgr = self.mgr.lock().unwrap(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 306 | Listener::new(ip, port, self.clone()) [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:325:14 [INFO] [stdout] | [INFO] [stdout] 311 | let mut mgr = self.mgr.lock().unwrap(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 325 | Some(ConnectionHandle [INFO] [stdout] | ______________^ [INFO] [stdout] 326 | | { [INFO] [stdout] 327 | | mgr: self.clone(), [INFO] [stdout] 328 | | id, [INFO] [stdout] 329 | | }) [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tcp` (bin "tcp") due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variants `Cwr`, `Ece`, `Urg`, and `Psh` are never constructed [INFO] [stdout] --> src/tcp.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum TcpFlag [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 8 | { [INFO] [stdout] 9 | Cwr = 0b10000000, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | Ece = 0b01000000, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | Urg = 0b00100000, [INFO] [stdout] | ^^^ [INFO] [stdout] 12 | Ack = 0b00010000, [INFO] [stdout] 13 | Psh = 0b00001000, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_flag` is never used [INFO] [stdout] --> src/tcp.rs:124:12 [INFO] [stdout] | [INFO] [stdout] 44 | impl<'a> TcpHeader<'a> [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 124 | pub fn set_flag(&mut self, flag: TcpFlag, value: bool) [INFO] [stdout] | ^^^^^^^^ [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:306:33 [INFO] [stdout] | [INFO] [stdout] 302 | let mut mgr = self.mgr.lock().unwrap(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 306 | Listener::new(ip, port, self.clone()) [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:325:14 [INFO] [stdout] | [INFO] [stdout] 311 | let mut mgr = self.mgr.lock().unwrap(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 325 | Some(ConnectionHandle [INFO] [stdout] | ______________^ [INFO] [stdout] 326 | | { [INFO] [stdout] 327 | | mgr: self.clone(), [INFO] [stdout] 328 | | id, [INFO] [stdout] 329 | | }) [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tcp` (bin "tcp" test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "fb4976799a716202eb12ffbc2a8447a31057f2b4cc6125bd4c33f009bdda4894", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb4976799a716202eb12ffbc2a8447a31057f2b4cc6125bd4c33f009bdda4894", kill_on_drop: false }` [INFO] [stdout] fb4976799a716202eb12ffbc2a8447a31057f2b4cc6125bd4c33f009bdda4894