[INFO] cloning repository https://github.com/krishna4040/BYO-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krishna4040/BYO-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrishna4040%2FBYO-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrishna4040%2FBYO-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b27f41712fdae68d3717402294ec5d7b64953d4
[INFO] fixing krishna4040/BYO-server against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrishna4040%2FBYO-server" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/krishna4040/BYO-server
[INFO] finished tweaking git repo https://github.com/krishna4040/BYO-server
[INFO] tweaked toml for git repo https://github.com/krishna4040/BYO-server written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/krishna4040/BYO-server on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/krishna4040/BYO-server 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2024 which implies `resolver = "3"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2024 resolver, specify `workspace.resolver = "3"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7748f4130c5037eda089c9ba091c3d7b83b238ac17e4fd4c6666a507c4242254
[INFO] running `Command { std: "docker" "start" "7748f4130c5037eda089c9ba091c3d7b83b238ac17e4fd4c6666a507c4242254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7748f4130c5037eda089c9ba091c3d7b83b238ac17e4fd4c6666a507c4242254" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7748f4130c5037eda089c9ba091c3d7b83b238ac17e4fd4c6666a507c4242254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7748f4130c5037eda089c9ba091c3d7b83b238ac17e4fd4c6666a507c4242254" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2024 which implies `resolver = "3"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2024 resolver, specify `workspace.resolver = "3"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking thread-pool v0.1.0 (/opt/rustwide/workdir/thread-pool)
[INFO] [stderr]     Checking single-threaded v0.1.0 (/opt/rustwide/workdir/single-threaded)
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> thread-pool/src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         drop(&self.sender);
[INFO] [stdout]    |         ^^^^^------------^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&std::sync::mpsc::Sender<Box<dyn FnOnce() + Send>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 52 -         drop(&self.sender);
[INFO] [stdout] 52 +         let _ = &self.sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> thread-pool/src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         drop(&self.sender);
[INFO] [stdout]    |         ^^^^^------------^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&std::sync::mpsc::Sender<Box<dyn FnOnce() + Send>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 52 -         drop(&self.sender);
[INFO] [stdout] 52 +         let _ = &self.sender;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking fork-join v0.1.0 (/opt/rustwide/workdir/fork-join)
[INFO] [stdout] error[E0432]: unresolved imports `nix::unistd::ForkResult`, `nix::unistd::fork`
[INFO] [stdout]    --> fork-join/src/main.rs:1:19
[INFO] [stdout]     |
[INFO] [stdout]   1 | use nix::unistd::{ForkResult, fork};
[INFO] [stdout]     |                   ^^^^^^^^^^  ^^^^ no `fork` in `unistd`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   no `ForkResult` in `unistd`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.27.1/src/unistd.rs:227:10
[INFO] [stdout]     |
[INFO] [stdout] 177 | #![feature = "process"]
[INFO] [stdout]     |    ------------------- the item is gated behind the `process` feature
[INFO] [stdout] ...
[INFO] [stdout] 227 | pub enum ForkResult {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.27.1/src/unistd.rs:291:15
[INFO] [stdout]     |
[INFO] [stdout] 177 | #![feature = "process"]
[INFO] [stdout]     |    ------------------- the item is gated behind the `process` feature
[INFO] [stdout] ...
[INFO] [stdout] 291 | pub unsafe fn fork() -> Result<ForkResult> {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fork-join` (bin "fork-join") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved imports `nix::unistd::ForkResult`, `nix::unistd::fork`
[INFO] [stdout]    --> fork-join/src/main.rs:1:19
[INFO] [stdout]     |
[INFO] [stdout]   1 | use nix::unistd::{ForkResult, fork};
[INFO] [stdout]     |                   ^^^^^^^^^^  ^^^^ no `fork` in `unistd`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   no `ForkResult` in `unistd`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.27.1/src/unistd.rs:227:10
[INFO] [stdout]     |
[INFO] [stdout] 177 | #![feature = "process"]
[INFO] [stdout]     |    ------------------- the item is gated behind the `process` feature
[INFO] [stdout] ...
[INFO] [stdout] 227 | pub enum ForkResult {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.27.1/src/unistd.rs:291:15
[INFO] [stdout]     |
[INFO] [stdout] 177 | #![feature = "process"]
[INFO] [stdout]     |    ------------------- the item is gated behind the `process` feature
[INFO] [stdout] ...
[INFO] [stdout] 291 | pub unsafe fn fork() -> Result<ForkResult> {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fork-join` (bin "fork-join" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7748f4130c5037eda089c9ba091c3d7b83b238ac17e4fd4c6666a507c4242254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7748f4130c5037eda089c9ba091c3d7b83b238ac17e4fd4c6666a507c4242254", kill_on_drop: false }`
[INFO] [stdout] 7748f4130c5037eda089c9ba091c3d7b83b238ac17e4fd4c6666a507c4242254
