[INFO] fetching crate composure 0.0.2...
[INFO] testing composure-0.0.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate composure 0.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate composure 0.0.2
[INFO] finished tweaking crates.io crate composure 0.0.2
[INFO] tweaked toml for crates.io crate composure 0.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate composure 0.0.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding ed25519-dalek v1.0.1 (available: v2.2.0)
[INFO] [stderr]       Adding strum v0.24.1 (available: v0.27.2)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.2)
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1f30f05adf3dc7cca1cd52e45f305b3a5b96389b82ac79652d9f625a557d37d1
[INFO] running `Command { std: "docker" "start" "-a" "1f30f05adf3dc7cca1cd52e45f305b3a5b96389b82ac79652d9f625a557d37d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f30f05adf3dc7cca1cd52e45f305b3a5b96389b82ac79652d9f625a557d37d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f30f05adf3dc7cca1cd52e45f305b3a5b96389b82ac79652d9f625a557d37d1", kill_on_drop: false }`
[INFO] [stdout] 1f30f05adf3dc7cca1cd52e45f305b3a5b96389b82ac79652d9f625a557d37d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8d292262e7d716343a2a5bd69151e34d99d2cea17b5472f82f3311c9e0e16d06
[INFO] running `Command { std: "docker" "start" "-a" "8d292262e7d716343a2a5bd69151e34d99d2cea17b5472f82f3311c9e0e16d06", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling signature v1.6.4
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling curve25519-dalek v3.2.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling composure v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/models/deserialize/role.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 | /             fn visit_map<A>(self, mut map: A) -> Result<Self::Value, A::Error>
[INFO] [stdout] 161 | |             where
[INFO] [stdout] 162 | |                 A: serde::de::MapAccess<'de>,
[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 `!: Deserialize<'de>` will fail
[INFO] [stdout]    --> src/models/deserialize/role.rs:174:37
[INFO] [stdout]     |
[INFO] [stdout] 174 | ...                   _ = map.next_value()?;
[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] 174 ~                             _ = map.next_value::<()>()?;
[INFO] [stdout] 175 |                             available_for_purchase = true;
[INFO] [stdout] ...
[INFO] [stdout] 183 |                         Field::PremiumSubscriber => {
[INFO] [stdout] 184 ~                             _ = map.next_value::<()>()?;
[INFO] [stdout] 185 |                             premium_subscriber = true;
[INFO] [stdout] ...
[INFO] [stdout] 190 |                         Field::GuildConnections => {
[INFO] [stdout] 191 ~                             _ = map.next_value::<()>()?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DISCORD_CDN` is never used
[INFO] [stdout]   --> src/models.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const DISCORD_CDN: &str = "https://cdn.discordapp.com";
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Avatar` is never used
[INFO] [stdout]   --> src/models.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | trait Avatar {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `composure` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8d292262e7d716343a2a5bd69151e34d99d2cea17b5472f82f3311c9e0e16d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d292262e7d716343a2a5bd69151e34d99d2cea17b5472f82f3311c9e0e16d06", kill_on_drop: false }`
[INFO] [stdout] 8d292262e7d716343a2a5bd69151e34d99d2cea17b5472f82f3311c9e0e16d06
