[INFO] fetching crate kumosh-core 0.1.1...
[INFO] testing kumosh-core-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kumosh-core 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate kumosh-core 0.1.1
[INFO] finished tweaking crates.io crate kumosh-core 0.1.1
[INFO] tweaked toml for crates.io crate kumosh-core 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kumosh-core 0.1.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kumosh-core 0.1.1 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" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 407fd847fff3d0a3ce527493278ff292b46991b989ade195eb7f625b7f111634
[INFO] running `Command { std: "docker" "start" "-a" "407fd847fff3d0a3ce527493278ff292b46991b989ade195eb7f625b7f111634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "407fd847fff3d0a3ce527493278ff292b46991b989ade195eb7f625b7f111634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "407fd847fff3d0a3ce527493278ff292b46991b989ade195eb7f625b7f111634", kill_on_drop: false }`
[INFO] [stdout] 407fd847fff3d0a3ce527493278ff292b46991b989ade195eb7f625b7f111634
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9aaeea5eb0a84cec440cec3b2a3abaf8f2c9828bb1f71dcea3c69a68de4345c
[INFO] running `Command { std: "docker" "start" "-a" "f9aaeea5eb0a84cec440cec3b2a3abaf8f2c9828bb1f71dcea3c69a68de4345c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling kumosh-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.90s
[INFO] running `Command { std: "docker" "inspect" "f9aaeea5eb0a84cec440cec3b2a3abaf8f2c9828bb1f71dcea3c69a68de4345c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9aaeea5eb0a84cec440cec3b2a3abaf8f2c9828bb1f71dcea3c69a68de4345c", kill_on_drop: false }`
[INFO] [stdout] f9aaeea5eb0a84cec440cec3b2a3abaf8f2c9828bb1f71dcea3c69a68de4345c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33a35fb69ce304b5dbdcc50382cf18ce23264654e562f78c5b28f242d63640b2
[INFO] running `Command { std: "docker" "start" "-a" "33a35fb69ce304b5dbdcc50382cf18ce23264654e562f78c5b28f242d63640b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling kumosh-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: The #[tokio::test] macro requires rt or rt-multi-thread.
[INFO] [stdout]    --> src/io.rs:290:5
[INFO] [stdout]     |
[INFO] [stdout] 290 |     #[tokio::test]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `tokio::test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: The #[tokio::test] macro requires rt or rt-multi-thread.
[INFO] [stdout]    --> src/io.rs:300:5
[INFO] [stdout]     |
[INFO] [stdout] 300 |     #[tokio::test]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `tokio::test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: The #[tokio::test] macro requires rt or rt-multi-thread.
[INFO] [stdout]    --> src/io.rs:315:5
[INFO] [stdout]     |
[INFO] [stdout] 315 |     #[tokio::test]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `tokio::test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: The #[tokio::test] macro requires rt or rt-multi-thread.
[INFO] [stdout]    --> src/io.rs:325:5
[INFO] [stdout]     |
[INFO] [stdout] 325 |     #[tokio::test]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `tokio::test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: The #[tokio::test] macro requires rt or rt-multi-thread.
[INFO] [stdout]    --> src/io.rs:345:5
[INFO] [stdout]     |
[INFO] [stdout] 345 |     #[tokio::test]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `tokio::test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/io.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::AsyncWriteExt`
[INFO] [stdout]    --> src/io.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |     use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kumosh-core` (lib test) due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "33a35fb69ce304b5dbdcc50382cf18ce23264654e562f78c5b28f242d63640b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33a35fb69ce304b5dbdcc50382cf18ce23264654e562f78c5b28f242d63640b2", kill_on_drop: false }`
[INFO] [stdout] 33a35fb69ce304b5dbdcc50382cf18ce23264654e562f78c5b28f242d63640b2