[INFO] fetching crate flatline 0.0.11...
[INFO] testing flatline-0.0.11 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate flatline 0.0.11 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate flatline 0.0.11
[INFO] finished tweaking crates.io crate flatline 0.0.11
[INFO] tweaked toml for crates.io crate flatline 0.0.11 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flatline 0.0.11 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flatline 0.0.11 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4ad7d195d63847d497a6671913507d608e09b6b37f321ad4b2f58464cc6a045
[INFO] running `Command { std: "docker" "start" "-a" "e4ad7d195d63847d497a6671913507d608e09b6b37f321ad4b2f58464cc6a045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4ad7d195d63847d497a6671913507d608e09b6b37f321ad4b2f58464cc6a045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ad7d195d63847d497a6671913507d608e09b6b37f321ad4b2f58464cc6a045", kill_on_drop: false }`
[INFO] [stdout] e4ad7d195d63847d497a6671913507d608e09b6b37f321ad4b2f58464cc6a045
[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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b2276fd4f061027762128681d958b1454a16e04b16c7342d651e207aca96a00
[INFO] running `Command { std: "docker" "start" "-a" "6b2276fd4f061027762128681d958b1454a16e04b16c7342d651e207aca96a00", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.96
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling snafu-derive v0.8.4
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling derive-new v0.6.0
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling blowfish v0.9.1
[INFO] [stderr]    Compiling bcrypt-pbkdf v0.10.0
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling openssl-src v300.2.3+3.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]    Compiling snafu v0.8.4
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling custom_debug_derive v0.6.1
[INFO] [stderr]    Compiling flatline v0.0.11 (/opt/rustwide/workdir)
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]     --> src/sftp.rs:1265:5
[INFO] [stdout]      |
[INFO] [stdout] 1265 |     pub async fn write_file_buf(&mut self, file: &mut File, data: &[u8]) -> Result<()> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]      = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Default` will fail
[INFO] [stdout]     --> src/sftp.rs:1300:13
[INFO] [stdout]      |
[INFO] [stdout] 1300 |             self.wait_for_status(id, Status::no_eof).await?;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]      |
[INFO] [stdout] 1300 |             self.wait_for_status::<_, ()>(id, Status::no_eof).await?;
[INFO] [stdout]      |                                 +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flatline` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6b2276fd4f061027762128681d958b1454a16e04b16c7342d651e207aca96a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2276fd4f061027762128681d958b1454a16e04b16c7342d651e207aca96a00", kill_on_drop: false }`
[INFO] [stdout] 6b2276fd4f061027762128681d958b1454a16e04b16c7342d651e207aca96a00
