[INFO] fetching crate midwest_mainline 0.1.1-beta...
[INFO] testing midwest_mainline-0.1.1-beta against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate midwest_mainline 0.1.1-beta into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate midwest_mainline 0.1.1-beta
[INFO] finished tweaking crates.io crate midwest_mainline 0.1.1-beta
[INFO] tweaked toml for crates.io crate midwest_mainline 0.1.1-beta written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate midwest_mainline 0.1.1-beta on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 396 packages to latest compatible versions
[INFO] [stderr]       Adding bendy v0.3.3 (available: v0.6.1)
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[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding serde_with v1.14.0 (available: v3.15.1)
[INFO] [stderr]       Adding tracing-opentelemetry v0.17.4 (available: v0.32.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6706a5c9632c409c8d1b98d20e9093987f9627ab71b9c7c897aa5eb15760373
[INFO] running `Command { std: "docker" "start" "-a" "f6706a5c9632c409c8d1b98d20e9093987f9627ab71b9c7c897aa5eb15760373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6706a5c9632c409c8d1b98d20e9093987f9627ab71b9c7c897aa5eb15760373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6706a5c9632c409c8d1b98d20e9093987f9627ab71b9c7c897aa5eb15760373", kill_on_drop: false }`
[INFO] [stdout] f6706a5c9632c409c8d1b98d20e9093987f9627ab71b9c7c897aa5eb15760373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f2f518a417942d5a2349e95a24dfdfb67729759a70f713188c4813002e0a755
[INFO] running `Command { std: "docker" "start" "-a" "3f2f518a417942d5a2349e95a24dfdfb67729759a70f713188c4813002e0a755", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_unit_struct_derive v0.1.3
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling failure v0.1.8
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[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling midwest_mainline v0.1.1-beta (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `tokio::task::Builder`
[INFO] [stdout]    --> src/dht_service.rs:20:12
[INFO] [stdout]     |
[INFO] [stdout]  20 |     task::{Builder, JoinError, JoinSet},
[INFO] [stdout]     |            ^^^^^^^ no `Builder` in `task`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing one of these structs instead:
[INFO] [stdout]             std::thread::Builder
[INFO] [stdout]             tokio::runtime::Builder
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.48.0/src/task/mod.rs:324:26
[INFO] [stdout]     |
[INFO] [stdout] 322 | /     cfg_trace! {
[INFO] [stdout] 323 | |         mod builder;
[INFO] [stdout] 324 | |         pub use builder::Builder;
[INFO] [stdout]     | |                          ^^^^^^^
[INFO] [stdout] 325 | |     }
[INFO] [stdout]     | |_____- the item is gated here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio::task::Builder`
[INFO] [stdout]    --> src/dht_service/dht_server.rs:22:5
[INFO] [stdout]     |
[INFO] [stdout]  22 |     task::Builder,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ no `Builder` in `task`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing one of these items instead:
[INFO] [stdout]             crate::dht_service::Builder
[INFO] [stdout]             std::thread::Builder
[INFO] [stdout]             tokio::runtime::Builder
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.48.0/src/task/mod.rs:324:26
[INFO] [stdout]     |
[INFO] [stdout] 322 | /     cfg_trace! {
[INFO] [stdout] 323 | |         mod builder;
[INFO] [stdout] 324 | |         pub use builder::Builder;
[INFO] [stdout]     | |                          ^^^^^^^
[INFO] [stdout] 325 | |     }
[INFO] [stdout]     | |_____- the item is gated here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for struct `JoinSet<T>` in the current scope
[INFO] [stdout]    --> src/dht_service.rs:233:14
[INFO] [stdout]     |
[INFO] [stdout] 232 | /         join_set
[INFO] [stdout] 233 | |             .build_task()
[INFO] [stdout]     | |             -^^^^^^^^^^ method not found in `JoinSet<_>`
[INFO] [stdout]     | |_____________|
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for struct `JoinSet<T>` in the current scope
[INFO] [stdout]    --> src/dht_service.rs:242:14
[INFO] [stdout]     |
[INFO] [stdout] 241 | /         join_set
[INFO] [stdout] 242 | |             .build_task()
[INFO] [stdout]     | |             -^^^^^^^^^^ method not found in `JoinSet<_>`
[INFO] [stdout]     | |_____________|
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for struct `JoinSet<T>` in the current scope
[INFO] [stdout]    --> src/dht_service.rs:264:18
[INFO] [stdout]     |
[INFO] [stdout] 263 | /             bootstrap_join_set
[INFO] [stdout] 264 | |                 .build_task()
[INFO] [stdout]     | |                 -^^^^^^^^^^ method not found in `JoinSet<_>`
[INFO] [stdout]     | |_________________|
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for struct `JoinSet<T>` in the current scope
[INFO] [stdout]    --> src/dht_service.rs:282:14
[INFO] [stdout]     |
[INFO] [stdout] 281 | /         join_set
[INFO] [stdout] 282 | |             .build_task()
[INFO] [stdout]     | |             -^^^^^^^^^^ method not found in `JoinSet<_>`
[INFO] [stdout]     | |_____________|
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `midwest_mainline` (lib) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "3f2f518a417942d5a2349e95a24dfdfb67729759a70f713188c4813002e0a755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2f518a417942d5a2349e95a24dfdfb67729759a70f713188c4813002e0a755", kill_on_drop: false }`
[INFO] [stdout] 3f2f518a417942d5a2349e95a24dfdfb67729759a70f713188c4813002e0a755
