[INFO] cloning repository https://github.com/subspace/spartan-farmer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/subspace/spartan-farmer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubspace%2Fspartan-farmer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubspace%2Fspartan-farmer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9450351a78d59007f2b647116852f7ec4e9a25f1
[INFO] testing subspace/spartan-farmer against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubspace%2Fspartan-farmer" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/subspace/spartan-farmer on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-14/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/subspace/spartan-farmer
[INFO] finished tweaking git repo https://github.com/subspace/spartan-farmer
[INFO] tweaked toml for git repo https://github.com/subspace/spartan-farmer written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/subspace/spartan-farmer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded merlin v3.0.0
[INFO] [stderr]   Downloaded sha-1 v0.9.5
[INFO] [stderr]   Downloaded webpki v0.22.0
[INFO] [stderr]   Downloaded curve25519-dalek-ng v4.0.1
[INFO] [stderr]   Downloaded subtle-ng v2.4.1
[INFO] [stderr]   Downloaded event-listener-primitives v0.2.2
[INFO] [stderr]   Downloaded jsonrpsee-http-client v0.2.0-alpha.6
[INFO] [stderr]   Downloaded jsonrpsee-utils v0.2.0-alpha.6
[INFO] [stderr]   Downloaded jsonrpsee v0.2.0-alpha.6
[INFO] [stderr]   Downloaded schnorrkel v0.10.1
[INFO] [stderr]   Downloaded jsonrpsee-ws-client v0.2.0-alpha.6
[INFO] [stderr]   Downloaded async-tls v0.11.0
[INFO] [stderr]   Downloaded jsonrpsee-types v0.2.0-alpha.6
[INFO] [stderr]   Downloaded spartan-codec v0.1.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c8042c2a13f79ab14f08b3ef86812eefb448a0cc28008af1d56b1dc11af9d8c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0c8042c2a13f79ab14f08b3ef86812eefb448a0cc28008af1d56b1dc11af9d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c8042c2a13f79ab14f08b3ef86812eefb448a0cc28008af1d56b1dc11af9d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c8042c2a13f79ab14f08b3ef86812eefb448a0cc28008af1d56b1dc11af9d8c", kill_on_drop: false }`
[INFO] [stdout] 0c8042c2a13f79ab14f08b3ef86812eefb448a0cc28008af1d56b1dc11af9d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e672ae950fc7e39110232b0708e08e3b8d6c81e2057bc55a4d0b45649ab29c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "81e672ae950fc7e39110232b0708e08e3b8d6c81e2057bc55a4d0b45649ab29c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling vec-arena v1.1.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.4
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling beef v0.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling cpufeatures v0.1.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling subtle-ng v2.4.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling http v0.2.3
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling sha-1 v0.9.5
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling nb-connect v1.1.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling idna v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling http-body v0.4.2
[INFO] [stderr]    Compiling event-listener-primitives v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling ct-logs v0.8.0
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling librocksdb-sys v6.17.3
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling merlin v3.0.0
[INFO] [stderr]    Compiling curve25519-dalek-ng v4.0.1
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling schnorrkel v0.10.1
[INFO] [stderr]    Compiling pin-project v1.0.6
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling async-tls v0.11.0
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling soketto v0.4.2
[INFO] [stderr]    Compiling tokio-util v0.6.6
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr] error: could not compile `async-std`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_std --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.9.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="async-attributes"' --cfg 'feature="async-channel"' --cfg 'feature="async-global-executor"' --cfg 'feature="async-io"' --cfg 'feature="async-lock"' --cfg 'feature="attributes"' --cfg 'feature="crossbeam-utils"' --cfg 'feature="default"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-core"' --cfg 'feature="futures-io"' --cfg 'feature="futures-lite"' --cfg 'feature="gloo-timers"' --cfg 'feature="kv-log-macro"' --cfg 'feature="log"' --cfg 'feature="memchr"' --cfg 'feature="num_cpus"' --cfg 'feature="once_cell"' --cfg 'feature="pin-project-lite"' --cfg 'feature="pin-utils"' --cfg 'feature="slab"' --cfg 'feature="std"' --cfg 'feature="wasm-bindgen-futures"' -C metadata=e2fd01716b3dcb02 -C extra-filename=-e2fd01716b3dcb02 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_attributes=/opt/rustwide/target/debug/deps/libasync_attributes-acf6f6c94048ba6f.so --extern async_channel=/opt/rustwide/target/debug/deps/libasync_channel-b608ea2bd682c356.rmeta --extern async_global_executor=/opt/rustwide/target/debug/deps/libasync_global_executor-fca4e8ef346240b6.rmeta --extern async_io=/opt/rustwide/target/debug/deps/libasync_io-8e6470cf1b8b9f8e.rmeta --extern async_lock=/opt/rustwide/target/debug/deps/libasync_lock-8f9d8baeab6bbc9c.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-bcf53dbdc35b6ca2.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-1a46ea1c4a1b5b05.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-9613cae4e5b587df.rmeta --extern futures_lite=/opt/rustwide/target/debug/deps/libfutures_lite-c7d141182328ee34.rmeta --extern kv_log_macro=/opt/rustwide/target/debug/deps/libkv_log_macro-7c767c6e4b963c49.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-8f3c6b50f1d1b028.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-e7268561e64e0c3d.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-50a4754c45748834.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-1c76c34bd953cf55.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-859511f254389867.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-6658f7c5b0898ee7.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-342d21e1f5505122.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "81e672ae950fc7e39110232b0708e08e3b8d6c81e2057bc55a4d0b45649ab29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e672ae950fc7e39110232b0708e08e3b8d6c81e2057bc55a4d0b45649ab29c", kill_on_drop: false }`
[INFO] [stdout] 81e672ae950fc7e39110232b0708e08e3b8d6c81e2057bc55a4d0b45649ab29c