[INFO] fetching crate melnet 0.2.27...
[INFO] testing melnet-0.2.27 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate melnet 0.2.27 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate melnet 0.2.27
[INFO] finished tweaking crates.io crate melnet 0.2.27
[INFO] tweaked toml for crates.io crate melnet 0.2.27 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate melnet 0.2.27 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate melnet 0.2.27 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] feab76ba57977c6f49f5f13b823aa2c901384f0e16f167a957576f2ebd1dc683
[INFO] running `Command { std: "docker" "start" "-a" "feab76ba57977c6f49f5f13b823aa2c901384f0e16f167a957576f2ebd1dc683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feab76ba57977c6f49f5f13b823aa2c901384f0e16f167a957576f2ebd1dc683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feab76ba57977c6f49f5f13b823aa2c901384f0e16f167a957576f2ebd1dc683", kill_on_drop: false }`
[INFO] [stdout] feab76ba57977c6f49f5f13b823aa2c901384f0e16f167a957576f2ebd1dc683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e7e7b8c0e6fb0d5c2258bf69ef9c029c624a043b501f38a83b676369e7e50dc
[INFO] running `Command { std: "docker" "start" "-a" "8e7e7b8c0e6fb0d5c2258bf69ef9c029c624a043b501f38a83b676369e7e50dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling event-listener v2.5.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling async-task v4.2.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.137
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[INFO] [stderr]    Compiling smallvec v1.8.0
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[INFO] [stderr]    Compiling cc v1.0.73
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[INFO] [stderr]    Compiling futures-task v0.3.21
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[INFO] [stderr]    Compiling object v0.28.4
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[INFO] [stderr]    Compiling spin v0.9.3
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[INFO] [stderr]    Compiling socket2 v0.4.4
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[INFO] [stderr]    Compiling polling v2.2.0
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[INFO] [stderr]    Compiling nanorand v0.7.0
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[INFO] [stderr]    Compiling async-io v1.7.0
[INFO] [stderr]    Compiling blocking v1.2.0
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[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-intrusive v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling async-oneshot v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling rtrb v0.1.4
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling async-process v1.4.0
[INFO] [stderr]    Compiling async-net v1.6.1
[INFO] [stderr]    Compiling smol-timeout v0.6.0
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling async-recursion v1.0.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling flume v0.10.12
[INFO] [stderr]    Compiling smolscale v0.3.24
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling stdcode v0.1.7
[INFO] [stderr]    Compiling melnet v0.2.27 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/bin/mngossip.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | async fn spam_neighbors(nstate: &NetState, req: GossipMsg) -> anyhow::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 `for<'de> !: Deserialize<'de>` will fail
[INFO] [stdout]   --> src/bin/mngossip.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         melnet::request(neigh, "gossip", "gossip", req.clone()).await?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 52 |         melnet::request::<_, ()>(neigh, "gossip", "gossip", req.clone()).await?;
[INFO] [stdout]    |                        +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: melnet v0.2.27 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "8e7e7b8c0e6fb0d5c2258bf69ef9c029c624a043b501f38a83b676369e7e50dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e7e7b8c0e6fb0d5c2258bf69ef9c029c624a043b501f38a83b676369e7e50dc", kill_on_drop: false }`
[INFO] [stdout] 8e7e7b8c0e6fb0d5c2258bf69ef9c029c624a043b501f38a83b676369e7e50dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eba2e445c85cdc78fd1f57190a81435a45df36fd02b7393bf0eaa7617d876c83
[INFO] running `Command { std: "docker" "start" "-a" "eba2e445c85cdc78fd1f57190a81435a45df36fd02b7393bf0eaa7617d876c83", kill_on_drop: false }`
[INFO] [stderr]    Compiling melnet v0.2.27 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/bin/mngossip.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | async fn spam_neighbors(nstate: &NetState, req: GossipMsg) -> anyhow::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 `for<'de> !: Deserialize<'de>` will fail
[INFO] [stdout]   --> src/bin/mngossip.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         melnet::request(neigh, "gossip", "gossip", req.clone()).await?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 52 |         melnet::request::<_, ()>(neigh, "gossip", "gossip", req.clone()).await?;
[INFO] [stdout]    |                        +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: melnet v0.2.27 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "eba2e445c85cdc78fd1f57190a81435a45df36fd02b7393bf0eaa7617d876c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba2e445c85cdc78fd1f57190a81435a45df36fd02b7393bf0eaa7617d876c83", kill_on_drop: false }`
[INFO] [stdout] eba2e445c85cdc78fd1f57190a81435a45df36fd02b7393bf0eaa7617d876c83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 401a4f33e50210764e855cbc154a8db2c8d4a484897d8ac973978a7289975e37
[INFO] running `Command { std: "docker" "start" "-a" "401a4f33e50210764e855cbc154a8db2c8d4a484897d8ac973978a7289975e37", kill_on_drop: false }`
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]   --> src/bin/mngossip.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | async fn spam_neighbors(nstate: &NetState, req: GossipMsg) -> anyhow::Result<()> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = 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] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr]    = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `for<'de> !: Deserialize<'de>` will fail
[INFO] [stderr]   --> src/bin/mngossip.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         melnet::request(neigh, "gossip", "gossip", req.clone()).await?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] help: use `()` annotations to avoid fallback changes
[INFO] [stderr]    |
[INFO] [stderr] 52 |         melnet::request::<_, ()>(neigh, "gossip", "gossip", req.clone()).await?;
[INFO] [stderr]    |                        +++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `melnet` (bin "mngossip" test) generated 1 warning (run `cargo fix --bin "mngossip" -p melnet --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: melnet v0.2.27 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/melnet-32caa97cf31d8879)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/mngossip.rs (/opt/rustwide/target/debug/deps/mngossip-0d28753fe27d0482)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/mngraph.rs (/opt/rustwide/target/debug/deps/mngraph-52510c77a0010ed4)
[INFO] [stderr]    Doc-tests melnet
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "401a4f33e50210764e855cbc154a8db2c8d4a484897d8ac973978a7289975e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401a4f33e50210764e855cbc154a8db2c8d4a484897d8ac973978a7289975e37", kill_on_drop: false }`
[INFO] [stdout] 401a4f33e50210764e855cbc154a8db2c8d4a484897d8ac973978a7289975e37
