[INFO] fetching crate maelstrom-client-base 0.14.0...
[INFO] checking maelstrom-client-base-0.14.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate maelstrom-client-base 0.14.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate maelstrom-client-base 0.14.0
[INFO] finished tweaking crates.io crate maelstrom-client-base 0.14.0
[INFO] tweaked toml for crates.io crate maelstrom-client-base 0.14.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate maelstrom-client-base 0.14.0 on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate maelstrom-client-base 0.14.0 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `maelstrom-client-base` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e3c4b28cc048d646cf95eb27461d8c4174fb724d56065297ce312088140794c9
[INFO] running `Command { std: "docker" "start" "e3c4b28cc048d646cf95eb27461d8c4174fb724d56065297ce312088140794c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3c4b28cc048d646cf95eb27461d8c4174fb724d56065297ce312088140794c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e3c4b28cc048d646cf95eb27461d8c4174fb724d56065297ce312088140794c9" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3c4b28cc048d646cf95eb27461d8c4174fb724d56065297ce312088140794c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e3c4b28cc048d646cf95eb27461d8c4174fb724d56065297ce312088140794c9" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `maelstrom-client-base` (manifest) generated 1 warning
[INFO] [stderr]     Checking once_cell v1.21.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking tokio v1.44.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling time-core v0.1.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustix v1.0.2
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking indexmap v2.8.0
[INFO] [stderr]    Compiling time-macros v0.2.20
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling derive-where v1.2.7
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking linux-raw-sys v0.9.3
[INFO] [stderr]     Checking event-listener-strategy v0.5.3
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]    Compiling azure_core v0.21.0
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling proc-macro-utils v0.8.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking dyn-clone v1.0.19
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling quote-use-macros v0.7.2
[INFO] [stderr]    Compiling prettyplease v0.2.31
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling openssl v0.10.71
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]    Compiling quote-use v0.7.2
[INFO] [stderr]    Compiling attribute-derive-macro v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling darling_macro v0.20.10
[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/40527f3e444fde1deb361751bdef9b9e11d1b971/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.44.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="io-std"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="process"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=3e685709fff5a66d -C extra-filename=-718bbf42fbf57bf5 --out-dir /opt/rustwide/target/debug/build/tokio/718bbf42fbf57bf5/out -L dependency=/opt/rustwide/target/debug/build/libc/cec39e187933ec7f/out --extern bytes=/opt/rustwide/target/debug/build/bytes/ab7df6f36dca1ac4/out/libbytes-ab7df6f36dca1ac4.rmeta --extern libc=/opt/rustwide/target/debug/build/libc/cec39e187933ec7f/out/liblibc-cec39e187933ec7f.rmeta --extern mio=/opt/rustwide/target/debug/build/mio/5480d246439f7734/out/libmio-5480d246439f7734.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/build/pin-project-lite/6060e7b3d063b7ca/out/libpin_project_lite-6060e7b3d063b7ca.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/build/signal-hook-registry/421dfe84543818ca/out/libsignal_hook_registry-421dfe84543818ca.rmeta --extern socket2=/opt/rustwide/target/debug/build/socket2/63a41bea400c1335/out/libsocket2-63a41bea400c1335.rmeta --extern tokio_macros=/opt/rustwide/target/debug/build/tokio-macros/7a06c8b9db7ef022/out/libtokio_macros-7a06c8b9db7ef022.so --cap-lints allow --cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e3c4b28cc048d646cf95eb27461d8c4174fb724d56065297ce312088140794c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c4b28cc048d646cf95eb27461d8c4174fb724d56065297ce312088140794c9", kill_on_drop: false }`
[INFO] [stdout] e3c4b28cc048d646cf95eb27461d8c4174fb724d56065297ce312088140794c9
