[INFO] fetching crate midwest_mainline 0.1.1-beta...
[INFO] checking midwest_mainline-0.1.1-beta against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate midwest_mainline 0.1.1-beta into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate midwest_mainline 0.1.1-beta on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 405 packages to latest compatible versions
[INFO] [stderr]       Adding console-subscriber v0.1.10 (available: v0.4.1)
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding external-ip v4.3.0 (available: v6.0.0)
[INFO] [stderr]       Adding opentelemetry v0.17.0 (available: v0.30.0)
[INFO] [stderr]       Adding opentelemetry-jaeger v0.16.0 (available: v0.22.0)
[INFO] [stderr]       Adding pretty-hex v0.3.0 (available: v0.4.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding serde_with v1.14.0 (available: v3.14.0)
[INFO] [stderr]       Adding tracing-opentelemetry v0.17.4 (available: v0.31.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28ee0b4062a831edb04907e5c93933ec3c5c5618f69cf10b2fbb13927d130ec4
[INFO] running `Command { std: "docker" "start" "-a" "28ee0b4062a831edb04907e5c93933ec3c5c5618f69cf10b2fbb13927d130ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28ee0b4062a831edb04907e5c93933ec3c5c5618f69cf10b2fbb13927d130ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ee0b4062a831edb04907e5c93933ec3c5c5618f69cf10b2fbb13927d130ec4", kill_on_drop: false }`
[INFO] [stdout] 28ee0b4062a831edb04907e5c93933ec3c5c5618f69cf10b2fbb13927d130ec4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6063f10ec6b77eea69cfd5f00bae4b1c865bc77a575f215ec8c13374f035f1ef
[INFO] running `Command { std: "docker" "start" "-a" "6063f10ec6b77eea69cfd5f00bae4b1c865bc77a575f215ec8c13374f035f1ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
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[INFO] [stderr]     Checking serde_unit_struct v0.1.3
[INFO] [stderr]     Checking bendy v0.3.3
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking trust-dns-client v0.20.4
[INFO] [stderr]     Checking hyper-system-resolver v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking juicy_bencode v0.1.3
[INFO] [stderr]     Checking color-eyre v0.6.5
[INFO] [stderr]     Checking igd v0.12.1
[INFO] [stderr]     Checking opentelemetry-semantic-conventions v0.9.0
[INFO] [stderr]     Checking hdrhistogram v7.5.4
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking tonic v0.9.2
[INFO] [stderr]     Checking humantime v2.2.0
[INFO] [stderr]     Checking pretty-hex v0.3.0
[INFO] [stderr]     Checking tracing-opentelemetry v0.17.4
[INFO] [stderr]     Checking public-ip v0.2.2
[INFO] [stderr]     Checking opentelemetry-jaeger v0.16.0
[INFO] [stderr]     Checking 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-1.47.1/src/task/mod.rs:316:26
[INFO] [stdout]     |
[INFO] [stdout] 314 | /     cfg_trace! {
[INFO] [stdout] 315 | |         mod builder;
[INFO] [stdout] 316 | |         pub use builder::Builder;
[INFO] [stdout]     | |                          ^^^^^^^
[INFO] [stdout] 317 | |     }
[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-1.47.1/src/task/mod.rs:316:26
[INFO] [stdout]     |
[INFO] [stdout] 314 | /     cfg_trace! {
[INFO] [stdout] 315 | |         mod builder;
[INFO] [stdout] 316 | |         pub use builder::Builder;
[INFO] [stdout]     | |                          ^^^^^^^
[INFO] [stdout] 317 | |     }
[INFO] [stdout]     | |_____- the item is gated here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking console-api v0.5.0
[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] [stderr]     Checking console-subscriber v0.1.10
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6063f10ec6b77eea69cfd5f00bae4b1c865bc77a575f215ec8c13374f035f1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6063f10ec6b77eea69cfd5f00bae4b1c865bc77a575f215ec8c13374f035f1ef", kill_on_drop: false }`
[INFO] [stdout] 6063f10ec6b77eea69cfd5f00bae4b1c865bc77a575f215ec8c13374f035f1ef