[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] checking subspace/spartan-farmer against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubspace%2Fspartan-farmer" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/subspace/spartan-farmer on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/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-3/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6beea2374d2099d24fe43a543565b8f596b15d32189cd0f50b865362226f7c1c
[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" "6beea2374d2099d24fe43a543565b8f596b15d32189cd0f50b865362226f7c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6beea2374d2099d24fe43a543565b8f596b15d32189cd0f50b865362226f7c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6beea2374d2099d24fe43a543565b8f596b15d32189cd0f50b865362226f7c1c", kill_on_drop: false }`
[INFO] [stdout] 6beea2374d2099d24fe43a543565b8f596b15d32189cd0f50b865362226f7c1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97c535984506466bc044fc24bfea101bb70565820c2b480bd66f6910f7a33850
[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" "97c535984506466bc044fc24bfea101bb70565820c2b480bd66f6910f7a33850", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking beef v0.5.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.4
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]     Checking cpufeatures v0.1.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking subtle-ng v2.4.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[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 nom v5.1.2
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.3.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking sha-1 v0.9.5
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking nb-connect v1.1.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]     Checking event-listener-primitives v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking 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 serde_derive v1.0.125
[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]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking curve25519-dalek-ng v4.0.1
[INFO] [stderr]     Checking merlin v3.0.0
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking schnorrkel v0.10.1
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling librocksdb-sys v6.17.3
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]     Checking async-tls v0.11.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking soketto v0.4.2
[INFO] [stderr]     Checking tokio-util v0.6.6
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr] error: could not compile `h2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name h2 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.3.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=f4d341cf36c4dffd -C extra-filename=-f4d341cf36c4dffd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-e63dc9f1936f6921.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-05b588ffc45292c6.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-d2aa6071397ee64d.rmeta --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-45be7f38fe971490.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-8b2f78587048dff8.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-f130810ce02e3298.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-5c249d54d0233eed.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-4b997cf9064f0eb5.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-f43d836b8dd41021.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-615e7a95bff64a8e.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-d8e8271cac2b2a41.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] 
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "97c535984506466bc044fc24bfea101bb70565820c2b480bd66f6910f7a33850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97c535984506466bc044fc24bfea101bb70565820c2b480bd66f6910f7a33850", kill_on_drop: false }`
[INFO] [stdout] 97c535984506466bc044fc24bfea101bb70565820c2b480bd66f6910f7a33850