[INFO] fetching crate arigato 0.2.1...
[INFO] checking arigato-0.2.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate arigato 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate arigato 0.2.1
[INFO] finished tweaking crates.io crate arigato 0.2.1
[INFO] tweaked toml for crates.io crate arigato 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate arigato 0.2.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate arigato 0.2.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baed03329dc3d9aa0ca51b3c891b6eed8c0df7b99ab84c9904390dc108abf81e
[INFO] running `Command { std: "docker" "start" "-a" "baed03329dc3d9aa0ca51b3c891b6eed8c0df7b99ab84c9904390dc108abf81e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baed03329dc3d9aa0ca51b3c891b6eed8c0df7b99ab84c9904390dc108abf81e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baed03329dc3d9aa0ca51b3c891b6eed8c0df7b99ab84c9904390dc108abf81e", kill_on_drop: false }`
[INFO] [stdout] baed03329dc3d9aa0ca51b3c891b6eed8c0df7b99ab84c9904390dc108abf81e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a9755b7f2d15d9bed3bcd113a8c222b97726bb8c3358366ca275bdb81d9cce7
[INFO] running `Command { std: "docker" "start" "-a" "8a9755b7f2d15d9bed3bcd113a8c222b97726bb8c3358366ca275bdb81d9cce7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking arigato v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `build_task` found for struct `tokio::task::JoinSet<T>` in the current scope
[INFO] [stdout]   --> src/server/async_server.rs:97:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |                       let _ = join_set
[INFO] [stdout]    |  _____________________________-
[INFO] [stdout] 97 | |                         .build_task()
[INFO] [stdout]    | |                         -^^^^^^^^^^ method not found in `tokio::task::JoinSet<()>`
[INFO] [stdout]    | |_________________________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `build_task` found for struct `tokio::task::JoinSet<T>` in the current scope
[INFO] [stdout]   --> src/server/async_server.rs:97:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |                       let _ = join_set
[INFO] [stdout]    |  _____________________________-
[INFO] [stdout] 97 | |                         .build_task()
[INFO] [stdout]    | |                         -^^^^^^^^^^ method not found in `tokio::task::JoinSet<()>`
[INFO] [stdout]    | |_________________________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arigato` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arigato` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8a9755b7f2d15d9bed3bcd113a8c222b97726bb8c3358366ca275bdb81d9cce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a9755b7f2d15d9bed3bcd113a8c222b97726bb8c3358366ca275bdb81d9cce7", kill_on_drop: false }`
[INFO] [stdout] 8a9755b7f2d15d9bed3bcd113a8c222b97726bb8c3358366ca275bdb81d9cce7