[INFO] fetching crate kcp2k 0.0.1-beta...
[INFO] testing kcp2k-0.0.1-beta against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kcp2k 0.0.1-beta into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate kcp2k 0.0.1-beta
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate kcp2k 0.0.1-beta
[INFO] tweaked toml for crates.io crate kcp2k 0.0.1-beta written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kcp2k 0.0.1-beta 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 kcp2k 0.0.1-beta 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82fd5339e7977c968220487d03bde8e6b1d377f2010903cd2ffe887f711b9000
[INFO] running `Command { std: "docker" "start" "-a" "82fd5339e7977c968220487d03bde8e6b1d377f2010903cd2ffe887f711b9000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82fd5339e7977c968220487d03bde8e6b1d377f2010903cd2ffe887f711b9000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82fd5339e7977c968220487d03bde8e6b1d377f2010903cd2ffe887f711b9000", kill_on_drop: false }`
[INFO] [stdout] 82fd5339e7977c968220487d03bde8e6b1d377f2010903cd2ffe887f711b9000
[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=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] de9336699928a8c31159a5ca6e50338be128029275b6e4a2937f15f7b4ac95b2
[INFO] running `Command { std: "docker" "start" "-a" "de9336699928a8c31159a5ca6e50338be128029275b6e4a2937f15f7b4ac95b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling kcp v0.6.0
[INFO] [stderr]    Compiling tklog v0.2.9
[INFO] [stderr]    Compiling kcp2k v0.0.1-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.46s
[INFO] running `Command { std: "docker" "inspect" "de9336699928a8c31159a5ca6e50338be128029275b6e4a2937f15f7b4ac95b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de9336699928a8c31159a5ca6e50338be128029275b6e4a2937f15f7b4ac95b2", kill_on_drop: false }`
[INFO] [stdout] de9336699928a8c31159a5ca6e50338be128029275b6e4a2937f15f7b4ac95b2
[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=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] 5c795b9a52ea365ee065ee198119eda3cdf584b288f4eea3aa68d26323e8bba8
[INFO] running `Command { std: "docker" "start" "-a" "5c795b9a52ea365ee065ee198119eda3cdf584b288f4eea3aa68d26323e8bba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling kcp2k v0.0.1-beta (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/program.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use kcp2k_rust::kcp2k::Kcp2K;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/program.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use kcp2k_rust::kcp2k_callback::{Callback, CallbackType};
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/program.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use kcp2k_rust::kcp2k_channel::Kcp2KChannel;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/program.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use kcp2k_rust::kcp2k_config::Kcp2KConfig;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/program.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use kcp2k_rust::kcp2k_connection::Kcp2KConnection;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kcp2k_rust::kcp2k::Kcp2K;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/client.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use kcp2k_rust::kcp2k_callback::Callback;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/client.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use kcp2k_rust::kcp2k_config::Kcp2KConfig;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/client.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use kcp2k_rust::kcp2k_connection::Kcp2KConnection;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kcp2k` (example "client") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `kcp2k` (example "program") due to 5 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/server.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kcp2k_rust::kcp2k::Kcp2K;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/server.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use kcp2k_rust::kcp2k_callback::Callback;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use kcp2k_rust::kcp2k_config::Kcp2KConfig;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]  --> examples/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use kcp2k_rust::kcp2k_connection::Kcp2KConnection;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `kcp2k_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `kcp2k_rust`, use `cargo add kcp2k_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kcp2k` (example "server") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "5c795b9a52ea365ee065ee198119eda3cdf584b288f4eea3aa68d26323e8bba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c795b9a52ea365ee065ee198119eda3cdf584b288f4eea3aa68d26323e8bba8", kill_on_drop: false }`
[INFO] [stdout] 5c795b9a52ea365ee065ee198119eda3cdf584b288f4eea3aa68d26323e8bba8
