[INFO] fetching crate aiken 1.1.21...
[INFO] checking aiken-1.1.21 against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] extracting crate aiken 1.1.21 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate aiken 1.1.21
[INFO] finished tweaking crates.io crate aiken 1.1.21
[INFO] tweaked toml for crates.io crate aiken 1.1.21 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aiken 1.1.21 on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate aiken 1.1.21 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ad4012dd780f4839f9c96e8150b2a1e443562f15f552c5b004b8b763c2288ce
[INFO] running `Command { std: "docker" "start" "-a" "3ad4012dd780f4839f9c96e8150b2a1e443562f15f552c5b004b8b763c2288ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ad4012dd780f4839f9c96e8150b2a1e443562f15f552c5b004b8b763c2288ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad4012dd780f4839f9c96e8150b2a1e443562f15f552c5b004b8b763c2288ce", kill_on_drop: false }`
[INFO] [stdout] 3ad4012dd780f4839f9c96e8150b2a1e443562f15f552c5b004b8b763c2288ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5751b3c9e860135bc72b80743184743b903e5de6d70ff785245a0696c3bec84
[INFO] running `Command { std: "docker" "start" "-a" "e5751b3c9e860135bc72b80743184743b903e5de6d70ff785245a0696c3bec84", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling minicbor v0.25.1
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling minicbor-derive v0.15.3
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]     Checking cryptoxide v0.4.4
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking tokio v1.45.0
[INFO] [stderr]    Compiling copy_dir v0.1.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]    Compiling cc v1.2.21
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]     Checking terminal_size v0.4.2
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/6284d7b4bd27983dba388146648ab844ca7d032f/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --warn=unreachable_pub --warn=unexpected_cfgs --warn=single_use_lifetimes --warn=rust_2018_idioms --warn=missing_debug_implementations --check-cfg 'cfg(futures_sanitizer)' --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=35cffae3cec6a20b -C extra-filename=-2b743301227db187 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-3b07ee62b6910a08.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-756e876442dee363.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-4ce1f16fa47c1e40.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-7903d754abf86479.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-e7bd2ffb932e7c3a.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-011073701ea3a715.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-a8313380c25031b5.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-dccf8aabedbf6d41.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-db1de871cd8706a6.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-336ee4618dc8a867.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e5751b3c9e860135bc72b80743184743b903e5de6d70ff785245a0696c3bec84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5751b3c9e860135bc72b80743184743b903e5de6d70ff785245a0696c3bec84", kill_on_drop: false }`
[INFO] [stdout] e5751b3c9e860135bc72b80743184743b903e5de6d70ff785245a0696c3bec84