[INFO] cloning repository https://github.com/foxfriends/paper-wars
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foxfriends/paper-wars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoxfriends%2Fpaper-wars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoxfriends%2Fpaper-wars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0bc27d608ee4e52e9ee55daaf3c33f349c637307
[INFO] testing foxfriends/paper-wars against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoxfriends%2Fpaper-wars" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/foxfriends/paper-wars
[INFO] finished tweaking git repo https://github.com/foxfriends/paper-wars
[INFO] tweaked toml for git repo https://github.com/foxfriends/paper-wars written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/foxfriends/paper-wars on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/foxfriends/paper-wars 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5651f63a8585d9f3f0b98cea96ff51ad3abd2b2603cc06f76910a3b0851c08f2
[INFO] running `Command { std: "docker" "start" "-a" "5651f63a8585d9f3f0b98cea96ff51ad3abd2b2603cc06f76910a3b0851c08f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5651f63a8585d9f3f0b98cea96ff51ad3abd2b2603cc06f76910a3b0851c08f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5651f63a8585d9f3f0b98cea96ff51ad3abd2b2603cc06f76910a3b0851c08f2", kill_on_drop: false }`
[INFO] [stdout] 5651f63a8585d9f3f0b98cea96ff51ad3abd2b2603cc06f76910a3b0851c08f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb63da3e568a866efcd27cfc6475f15145745ff4f41319bc085c2ab8bb89ec52
[INFO] running `Command { std: "docker" "start" "-a" "fb63da3e568a866efcd27cfc6475f15145745ff4f41319bc085c2ab8bb89ec52", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling bytestring v1.3.1
[INFO] [stderr]    Compiling peekmore v1.3.0
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling local-waker v0.1.4
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling pretty v0.11.3
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling jobserver v0.1.30
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling cc v1.0.94
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stderr]    Compiling source-span v2.7.0
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling actix-service v2.0.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling brotli-decompressor v2.5.1
[INFO] [stderr]    Compiling actix-utils v3.0.1
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling concolor-query v0.3.3
[INFO] [stderr]    Compiling concolor v0.1.1
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling local-channel v0.1.5
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling brotli v3.5.0
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling language-tags v0.3.2
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.37.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="parking_lot"' --cfg 'feature="rt"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-util", "libc", "macros", "mio", "net", "num_cpus", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=3f87eae7d556d6cb -C extra-filename=-a76f513cf031a4ea --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-00a102391b5f478f.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-81db508b147e1894.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-12c319087eeee13d.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-8d35f046e8d0cb8e.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-76f060ffbb2c8add.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-c4ba520743a71258.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-7c5899b905077aa0.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.58/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=7cf7be1e0e72f4f6 -C extra-filename=-ff1dc05a890f0932 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c82e9c802cc53c9c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a7425fdc30ea4638.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-472188a549d5cedb.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "fb63da3e568a866efcd27cfc6475f15145745ff4f41319bc085c2ab8bb89ec52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb63da3e568a866efcd27cfc6475f15145745ff4f41319bc085c2ab8bb89ec52", kill_on_drop: false }`
[INFO] [stdout] fb63da3e568a866efcd27cfc6475f15145745ff4f41319bc085c2ab8bb89ec52