[INFO] fetching crate cni 0.1.3...
[INFO] checking cni-0.1.3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate cni 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate cni 0.1.3 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 cni 0.1.3
[INFO] finished tweaking crates.io crate cni 0.1.3
[INFO] tweaked toml for crates.io crate cni 0.1.3 written to /workspace/builds/worker-4-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]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding ctor v0.1.26 (latest: v0.2.8)
[INFO] [stderr]       Adding erased-serde v0.3.31 (latest: v0.4.5)
[INFO] [stderr]       Adding inventory v0.2.3 (latest: v0.3.15)
[INFO] [stderr]       Adding ipnetwork v0.17.0 (latest: v0.20.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding typetag v0.1.8 (latest: v0.2.18)
[INFO] [stderr]       Adding typetag-impl v0.1.8 (latest: v0.2.18)
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b5ab1b4211054dac6d364bd55eeb2af1be6b8b554bb09266b355b4d5c9c55eda
[INFO] running `Command { std: "docker" "start" "-a" "b5ab1b4211054dac6d364bd55eeb2af1be6b8b554bb09266b355b4d5c9c55eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5ab1b4211054dac6d364bd55eeb2af1be6b8b554bb09266b355b4d5c9c55eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5ab1b4211054dac6d364bd55eeb2af1be6b8b554bb09266b355b4d5c9c55eda", kill_on_drop: false }`
[INFO] [stdout] b5ab1b4211054dac6d364bd55eeb2af1be6b8b554bb09266b355b4d5c9c55eda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c80103bab5bc5064f9d390e8505040834127d742bcc05576be2045d158eb3e1c
[INFO] running `Command { std: "docker" "start" "-a" "c80103bab5bc5064f9d390e8505040834127d742bcc05576be2045d158eb3e1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling ghost v0.1.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling typetag-impl v0.1.8
[INFO] [stderr]     Checking inventory v0.2.3
[INFO] [stderr]     Checking erased-serde v0.3.31
[INFO] [stderr]     Checking ipnetwork v0.17.0
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking typetag v0.1.8
[INFO] [stderr]     Checking cni v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::libcni::types`
[INFO] [stdout]  --> src/libcni/api.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::libcni::types;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Command`
[INFO] [stdout]  --> src/libcni/exec.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     process::{Command, Stdio},
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::libcni::types::DNS`
[INFO] [stdout]  --> src/libcni/result/result100.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::libcni::types::DNS;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::libcni::types`
[INFO] [stdout]  --> src/libcni/api.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::libcni::types;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Command`
[INFO] [stdout]  --> src/libcni/exec.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     process::{Command, Stdio},
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::libcni::types::DNS`
[INFO] [stdout]  --> src/libcni/result/result100.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::libcni::types::DNS;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/libcni/exec.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::Read,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `plugin`
[INFO] [stdout]   --> src/libcni/exec.rs:51:28
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn find_in_path(&self, plugin: String, paths: Vec<String>) -> Result<String> {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_plugin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paths`
[INFO] [stdout]   --> src/libcni/exec.rs:51:44
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn find_in_path(&self, plugin: String, paths: Vec<String>) -> Result<String> {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/libcni/exec.rs:55:22
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn decode(&self, data: &[u8]) -> Result<()> {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/libcni/plugin.rs:19:41
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn encode<W: std::io::Write>(&self, w: W) -> super::Result<()> {
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_UNKNOWN` is never used
[INFO] [stdout]  --> src/libcni/error.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const CODE_UNKNOWN: usize = 0;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_INCOMPATIBLE_CNI_VERSION` is never used
[INFO] [stdout]  --> src/libcni/error.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const CODE_INCOMPATIBLE_CNI_VERSION: usize = 1;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_UNSUPPORTED_FIELD` is never used
[INFO] [stdout]  --> src/libcni/error.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const CODE_UNSUPPORTED_FIELD: usize = 2;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_UNKNOWN_CONTAINER` is never used
[INFO] [stdout]  --> src/libcni/error.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const CODE_UNKNOWN_CONTAINER: usize = 3;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_INVALID_ENVIRONMENT_VARIABLES` is never used
[INFO] [stdout]   --> src/libcni/error.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const CODE_INVALID_ENVIRONMENT_VARIABLES: usize = 4;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_IO_FILURE` is never used
[INFO] [stdout]   --> src/libcni/error.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const CODE_IO_FILURE: usize = 5;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_DECODING_FAILURE` is never used
[INFO] [stdout]   --> src/libcni/error.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const CODE_DECODING_FAILURE: usize = 6;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_INVALID_NETWORK_CONFIG` is never used
[INFO] [stdout]   --> src/libcni/error.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const CODE_INVALID_NETWORK_CONFIG: usize = 7;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_TRY_AGAIN_LATER` is never used
[INFO] [stdout]   --> src/libcni/error.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const CODE_TRY_AGAIN_LATER: usize = 11;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_INTERNAL` is never used
[INFO] [stdout]   --> src/libcni/error.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const CODE_INTERNAL: usize = 999;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stderr` is never read
[INFO] [stdout]   --> src/libcni/exec.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct RawExec<W: std::io::Write> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 20 |     stderr: W,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BufferedStdin` is never constructed
[INFO] [stdout]   --> src/libcni/exec.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct BufferedStdin<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/libcni/exec.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | impl<'a> BufferedStdin<'a> {
[INFO] [stdout]    | -------------------------- associated function in this implementation
[INFO] [stdout] 65 |     fn new(buf: &'a [u8]) -> BufferedStdin {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IMPLEMENTED_SPEC_VERSION` is never used
[INFO] [stdout]  --> src/libcni/result/result100.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const IMPLEMENTED_SPEC_VERSION: &'static str = "1.0.0";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `container_id`, `net_ns`, `if_name`, `args`, `capability_args`, and `cache_dir` are never read
[INFO] [stdout]   --> src/libcni/types.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub struct RuntimeConf {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 5  |     container_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 6  |     net_ns: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 7  |     if_name: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 8  |     args: Vec<[String; 2]>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 9  |     capability_args: HashMap<String, String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     cache_dir: String,
[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/libcni/error.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn from(e: io::Error) -> Error {
[INFO] [stdout]    |             ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 51 |         Error::Io(Box::new(e))
[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; 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cni` (lib test) due to 2 previous errors; 23 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> src/libcni/exec.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::Read,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `plugin`
[INFO] [stdout]   --> src/libcni/exec.rs:51:28
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn find_in_path(&self, plugin: String, paths: Vec<String>) -> Result<String> {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_plugin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paths`
[INFO] [stdout]   --> src/libcni/exec.rs:51:44
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn find_in_path(&self, plugin: String, paths: Vec<String>) -> Result<String> {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/libcni/exec.rs:55:22
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn decode(&self, data: &[u8]) -> Result<()> {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/libcni/plugin.rs:19:41
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn encode<W: std::io::Write>(&self, w: W) -> super::Result<()> {
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_UNKNOWN` is never used
[INFO] [stdout]  --> src/libcni/error.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const CODE_UNKNOWN: usize = 0;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_INCOMPATIBLE_CNI_VERSION` is never used
[INFO] [stdout]  --> src/libcni/error.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const CODE_INCOMPATIBLE_CNI_VERSION: usize = 1;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_UNSUPPORTED_FIELD` is never used
[INFO] [stdout]  --> src/libcni/error.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const CODE_UNSUPPORTED_FIELD: usize = 2;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_UNKNOWN_CONTAINER` is never used
[INFO] [stdout]  --> src/libcni/error.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const CODE_UNKNOWN_CONTAINER: usize = 3;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_INVALID_ENVIRONMENT_VARIABLES` is never used
[INFO] [stdout]   --> src/libcni/error.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const CODE_INVALID_ENVIRONMENT_VARIABLES: usize = 4;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_IO_FILURE` is never used
[INFO] [stdout]   --> src/libcni/error.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const CODE_IO_FILURE: usize = 5;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_DECODING_FAILURE` is never used
[INFO] [stdout]   --> src/libcni/error.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const CODE_DECODING_FAILURE: usize = 6;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_INVALID_NETWORK_CONFIG` is never used
[INFO] [stdout]   --> src/libcni/error.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const CODE_INVALID_NETWORK_CONFIG: usize = 7;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_TRY_AGAIN_LATER` is never used
[INFO] [stdout]   --> src/libcni/error.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const CODE_TRY_AGAIN_LATER: usize = 11;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE_INTERNAL` is never used
[INFO] [stdout]   --> src/libcni/error.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const CODE_INTERNAL: usize = 999;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stderr` is never read
[INFO] [stdout]   --> src/libcni/exec.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct RawExec<W: std::io::Write> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 20 |     stderr: W,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BufferedStdin` is never constructed
[INFO] [stdout]   --> src/libcni/exec.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct BufferedStdin<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/libcni/exec.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | impl<'a> BufferedStdin<'a> {
[INFO] [stdout]    | -------------------------- associated function in this implementation
[INFO] [stdout] 65 |     fn new(buf: &'a [u8]) -> BufferedStdin {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IMPLEMENTED_SPEC_VERSION` is never used
[INFO] [stdout]  --> src/libcni/result/result100.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const IMPLEMENTED_SPEC_VERSION: &'static str = "1.0.0";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `container_id`, `net_ns`, `if_name`, `args`, `capability_args`, and `cache_dir` are never read
[INFO] [stdout]   --> src/libcni/types.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub struct RuntimeConf {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 5  |     container_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 6  |     net_ns: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 7  |     if_name: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 8  |     args: Vec<[String; 2]>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 9  |     capability_args: HashMap<String, String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     cache_dir: String,
[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/libcni/error.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn from(e: io::Error) -> Error {
[INFO] [stdout]    |             ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 51 |         Error::Io(Box::new(e))
[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; 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cni` (lib) due to 2 previous errors; 23 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c80103bab5bc5064f9d390e8505040834127d742bcc05576be2045d158eb3e1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80103bab5bc5064f9d390e8505040834127d742bcc05576be2045d158eb3e1c", kill_on_drop: false }`
[INFO] [stdout] c80103bab5bc5064f9d390e8505040834127d742bcc05576be2045d158eb3e1c