[INFO] fetching crate memberlist-plumtree 0.1.6...
[INFO] checking memberlist-plumtree-0.1.6 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate memberlist-plumtree 0.1.6 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate memberlist-plumtree 0.1.6
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate memberlist-plumtree 0.1.6
[INFO] tweaked toml for crates.io crate memberlist-plumtree 0.1.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate memberlist-plumtree 0.1.6 on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate memberlist-plumtree 0.1.6 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]    --> Cargo.toml:204:1
[INFO] [stderr]     |
[INFO] [stderr] 204 | readme = "README.md"
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `memberlist-plumtree` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 803ac8e09604ef587ccf7784fc82a74024f8d95183f28c2e386204e755bab14a
[INFO] running `Command { std: "docker" "start" "803ac8e09604ef587ccf7784fc82a74024f8d95183f28c2e386204e755bab14a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "803ac8e09604ef587ccf7784fc82a74024f8d95183f28c2e386204e755bab14a", 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" "803ac8e09604ef587ccf7784fc82a74024f8d95183f28c2e386204e755bab14a" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "803ac8e09604ef587ccf7784fc82a74024f8d95183f28c2e386204e755bab14a", 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=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "803ac8e09604ef587ccf7784fc82a74024f8d95183f28c2e386204e755bab14a" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]    --> Cargo.toml:204:1
[INFO] [stderr]     |
[INFO] [stderr] 204 | readme = "README.md"
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `memberlist-plumtree` (manifest) generated 1 warning
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[INFO] [stdout] warning: unused import: `SyncConfig`
[INFO] [stdout]   --> tests/plumtree_stack_e2e.rs:22:57
[INFO] [stdout]    |
[INFO] [stdout] 22 | use memberlist_plumtree::{HealthStatus, PlumtreeConfig, SyncConfig};
[INFO] [stdout]    |                                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `wait_for_delivery` is never used
[INFO] [stdout]    --> tests/plumtree_stack_common.rs:182:18
[INFO] [stdout]     |
[INFO] [stdout] 117 | impl TestCluster {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 182 |     pub async fn wait_for_delivery(&self, msg_id: MessageId, timeout: Duration) -> bool {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `stable-hash`
[INFO] [stderr]   --> Cargo.toml:91:15
[INFO] [stderr]    |
[INFO] [stderr] 91 | [dependencies.stable-hash]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `stable-hash`
[INFO] [stderr] warning: `memberlist-plumtree` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 25s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quinn v0.11.9, quinn-udp v0.5.14, stable-hash v0.4.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "803ac8e09604ef587ccf7784fc82a74024f8d95183f28c2e386204e755bab14a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "803ac8e09604ef587ccf7784fc82a74024f8d95183f28c2e386204e755bab14a", kill_on_drop: false }`
[INFO] [stdout] 803ac8e09604ef587ccf7784fc82a74024f8d95183f28c2e386204e755bab14a
