[INFO] cloning repository https://github.com/ryanbarry/codecrafters-bittorrent-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryanbarry/codecrafters-bittorrent-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanbarry%2Fcodecrafters-bittorrent-rust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c17132d98d5b3ca365a3cf9c597dd79e440d6197
[INFO] fixing ryanbarry/codecrafters-bittorrent-rust against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanbarry%2Fcodecrafters-bittorrent-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/ryanbarry/codecrafters-bittorrent-rust
[INFO] finished tweaking git repo https://github.com/ryanbarry/codecrafters-bittorrent-rust
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[INFO] validating manifest of git repo https://github.com/ryanbarry/codecrafters-bittorrent-rust on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
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[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/peer.rs:528:19
[INFO] [stdout]     |
[INFO] [stdout] 528 |             match self.try_read_msg() {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                   up until Edition 2021 `#2` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] 529 |                 Err(_e) => {
[INFO] [stdout]     |                     --
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     `_e` calls a custom destructor
[INFO] [stdout]     |                     `_e` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 537 |                     let handled = self.handle_msg(msg)?;
[INFO] [stdout]     |                                   ---------------------
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |                                   `#1` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 545 |         }
[INFO] [stdout]     |         - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `_e` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/peer.rs:560:27
[INFO] [stdout]     |
[INFO] [stdout] 560 |                     match self.try_read_msg() {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                           up until Edition 2021 `#2` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] 561 |                         Err(_e) => {
[INFO] [stdout]     |                             --
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             `_e` calls a custom destructor
[INFO] [stdout]     |                             `_e` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 569 |                             let handled = self.handle_msg(msg)?;
[INFO] [stdout]     |                                           ---------------------
[INFO] [stdout]     |                                           |
[INFO] [stdout]     |                                           this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |                                           `#1` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 573 |                 }
[INFO] [stdout]     |                 - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `_e` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]   --> src/utils.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 40 | /              hexstr
[INFO] [stdout] 41 | |                  + " "
[INFO] [stdout] 42 | |                  + unsafe {
[INFO] [stdout] 43 | |/                     &String::from_utf8_unchecked(
[INFO] [stdout] 44 | ||                         bytes
[INFO] [stdout] 45 | ||                             .iter()
[INFO] [stdout] 46 | ||                             .map(|b| {
[INFO] [stdout] ...  ||
[INFO] [stdout] 54 | ||                             .collect(),
[INFO] [stdout] 55 | ||                     )
[INFO] [stdout]    | ||_____________________^ this temporary value will be dropped at the end of the block
[INFO] [stdout] 56 | |                  }
[INFO] [stdout]    | |__________________- borrow later used here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/peer.rs:528:19
[INFO] [stdout]     |
[INFO] [stdout] 528 |             match self.try_read_msg() {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                   up until Edition 2021 `#2` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] 529 |                 Err(_e) => {
[INFO] [stdout]     |                     --
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     `_e` calls a custom destructor
[INFO] [stdout]     |                     `_e` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 537 |                     let handled = self.handle_msg(msg)?;
[INFO] [stdout]     |                                   ---------------------
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |                                   `#1` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 545 |         }
[INFO] [stdout]     |         - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `_e` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/peer.rs:560:27
[INFO] [stdout]     |
[INFO] [stdout] 560 |                     match self.try_read_msg() {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                           up until Edition 2021 `#2` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] 561 |                         Err(_e) => {
[INFO] [stdout]     |                             --
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             `_e` calls a custom destructor
[INFO] [stdout]     |                             `_e` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 569 |                             let handled = self.handle_msg(msg)?;
[INFO] [stdout]     |                                           ---------------------
[INFO] [stdout]     |                                           |
[INFO] [stdout]     |                                           this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |                                           `#1` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 573 |                 }
[INFO] [stdout]     |                 - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `_e` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.68/src/error.rs:582:1
[INFO] [stdout]     |
[INFO] [stdout] 582 | impl Drop for Error {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]   --> src/utils.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 40 | /              hexstr
[INFO] [stdout] 41 | |                  + " "
[INFO] [stdout] 42 | |                  + unsafe {
[INFO] [stdout] 43 | |/                     &String::from_utf8_unchecked(
[INFO] [stdout] 44 | ||                         bytes
[INFO] [stdout] 45 | ||                             .iter()
[INFO] [stdout] 46 | ||                             .map(|b| {
[INFO] [stdout] ...  ||
[INFO] [stdout] 54 | ||                             .collect(),
[INFO] [stdout] 55 | ||                     )
[INFO] [stdout]    | ||_____________________^ this temporary value will be dropped at the end of the block
[INFO] [stdout] 56 | |                  }
[INFO] [stdout]    | |__________________- borrow later used here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.18s
[INFO] [stderr] crater-edition-check: bittorrent-starter-rust v0.1.0 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]     Checking bittorrent-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/utils.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 40 | /              hexstr
[INFO] [stdout] 41 | |                  + " "
[INFO] [stdout] 42 | |                  + unsafe {
[INFO] [stdout] 43 | |                      &String::from_utf8_unchecked(
[INFO] [stdout]    | | ______________________^
[INFO] [stdout] 44 | ||                         bytes
[INFO] [stdout] 45 | ||                             .iter()
[INFO] [stdout] 46 | ||                             .map(|b| {
[INFO] [stdout] ...  ||
[INFO] [stdout] 54 | ||                             .collect(),
[INFO] [stdout] 55 | ||                     )
[INFO] [stdout]    | ||                     ^
[INFO] [stdout]    | ||                     |
[INFO] [stdout]    | ||_____________________temporary value is freed at the end of this statement
[INFO] [stdout]    | |                      creates a temporary value which is freed while still in use
[INFO] [stdout] 56 | |                  }
[INFO] [stdout]    | |__________________- borrow later used here
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/utils.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 40 | /              hexstr
[INFO] [stdout] 41 | |                  + " "
[INFO] [stdout] 42 | |                  + unsafe {
[INFO] [stdout] 43 | |                      &String::from_utf8_unchecked(
[INFO] [stdout]    | | ______________________^
[INFO] [stdout] 44 | ||                         bytes
[INFO] [stdout] 45 | ||                             .iter()
[INFO] [stdout] 46 | ||                             .map(|b| {
[INFO] [stdout] ...  ||
[INFO] [stdout] 54 | ||                             .collect(),
[INFO] [stdout] 55 | ||                     )
[INFO] [stdout]    | ||                     ^
[INFO] [stdout]    | ||                     |
[INFO] [stdout]    | ||_____________________temporary value is freed at the end of this statement
[INFO] [stdout]    | |                      creates a temporary value which is freed while still in use
[INFO] [stdout] 56 | |                  }
[INFO] [stdout]    | |__________________- borrow later used here
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bittorrent-starter-rust` (bin "bittorrent-starter-rust" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bittorrent-starter-rust` (bin "bittorrent-starter-rust") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "44e4a234353ff3e69868a455df7300fe55784909694698a50782cdd8f370fe69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e4a234353ff3e69868a455df7300fe55784909694698a50782cdd8f370fe69", kill_on_drop: false }`
[INFO] [stdout] 44e4a234353ff3e69868a455df7300fe55784909694698a50782cdd8f370fe69
