[INFO] fetching crate silver-platter 0.8.1...
[INFO] checking silver-platter-0.8.1 against try#a3a874232ae0a7586b5fbe7483c5a42e157bd62a for pr-151109
[INFO] extracting crate silver-platter 0.8.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate silver-platter 0.8.1
[INFO] finished tweaking crates.io crate silver-platter 0.8.1
[INFO] tweaked toml for crates.io crate silver-platter 0.8.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate silver-platter 0.8.1 on toolchain a3a874232ae0a7586b5fbe7483c5a42e157bd62a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate silver-platter 0.8.1 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" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fe494ba6781b2d377445d9e18ebff742f614d00c932d8b456d24bf6b7d27cf8
[INFO] running `Command { std: "docker" "start" "-a" "7fe494ba6781b2d377445d9e18ebff742f614d00c932d8b456d24bf6b7d27cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fe494ba6781b2d377445d9e18ebff742f614d00c932d8b456d24bf6b7d27cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe494ba6781b2d377445d9e18ebff742f614d00c932d8b456d24bf6b7d27cf8", kill_on_drop: false }`
[INFO] [stdout] 7fe494ba6781b2d377445d9e18ebff742f614d00c932d8b456d24bf6b7d27cf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f882cd254bf0b4ee67988544c577eb9aae33f56034bda5be0585d977a6075e11
[INFO] running `Command { std: "docker" "start" "-a" "f882cd254bf0b4ee67988544c577eb9aae33f56034bda5be0585d977a6075e11", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling target-lexicon v0.13.3
[INFO] [stderr]    Compiling cc v1.2.48
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling tracing-core v0.1.35
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling tracing v0.1.43
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking countme v3.0.1
[INFO] [stderr]     Checking text-size v1.1.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling rustls-pki-types v1.13.1
[INFO] [stderr]    Compiling pyo3-build-config v0.27.2
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]     Checking rowan v0.16.1
[INFO] [stderr]    Compiling markup5ever v0.12.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling xml v1.2.0
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling xmltree v0.12.0
[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/a3a874232ae0a7586b5fbe7483c5a42e157bd62a/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="channel"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --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=d8f9098a438a54c6 -C extra-filename=-919895f92645e0f9 --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_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-7c3b23e851763d6f.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-ab20fc0822f5e3c5.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" "f882cd254bf0b4ee67988544c577eb9aae33f56034bda5be0585d977a6075e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f882cd254bf0b4ee67988544c577eb9aae33f56034bda5be0585d977a6075e11", kill_on_drop: false }`
[INFO] [stdout] f882cd254bf0b4ee67988544c577eb9aae33f56034bda5be0585d977a6075e11