[INFO] cloning repository https://github.com/doraemon93/m--octo-succotash [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doraemon93/m--octo-succotash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoraemon93%2Fm--octo-succotash", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoraemon93%2Fm--octo-succotash'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1c1abf9198e26b06bc07470860a17098a8f30262 [INFO] checking doraemon93/m--octo-succotash against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoraemon93%2Fm--octo-succotash" "/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/doraemon93/m--octo-succotash on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-3/source/.cargo/config [INFO] started tweaking git repo https://github.com/doraemon93/m--octo-succotash [INFO] finished tweaking git repo https://github.com/doraemon93/m--octo-succotash [INFO] tweaked toml for git repo https://github.com/doraemon93/m--octo-succotash written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/doraemon93/m--octo-succotash already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/witnet/cbor-codec.git` [INFO] [stderr] Updating git repository `https://github.com/witnet/ntp` [INFO] [stderr] Updating git repository `https://github.com/witnet/async-jsonrpc-client` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded terminal_size v0.1.13 [INFO] [stderr] Downloaded radium v0.3.0 [INFO] [stderr] Downloaded tiny-keccak v1.5.0 [INFO] [stderr] Downloaded futures-locks v0.5.0 [INFO] [stderr] Downloaded ethbloom v0.8.1 [INFO] [stderr] Downloaded protobuf-codegen v2.18.0 [INFO] [stderr] Downloaded jsonrpc-ws-server v15.1.0 [INFO] [stderr] Downloaded jsonrpc-server-utils v15.1.0 [INFO] [stderr] Downloaded bindgen v0.54.0 [INFO] [stderr] Downloaded bls-signatures-rs v0.1.0 [INFO] [stderr] Downloaded im v14.3.0 [INFO] [stderr] Downloaded webbrowser v0.5.5 [INFO] [stderr] Downloaded impl-rlp v0.2.1 [INFO] [stderr] Downloaded rlp v0.4.6 [INFO] [stderr] Downloaded impl-codec v0.4.2 [INFO] [stderr] Downloaded bitvec v0.17.4 [INFO] [stderr] Downloaded parity-scale-codec v1.3.5 [INFO] [stderr] Downloaded byte-slice-cast v0.3.5 [INFO] [stderr] Downloaded bytecount v0.6.0 [INFO] [stderr] Downloaded sentry-types v0.14.1 [INFO] [stderr] Downloaded exonum-build v0.12.0 [INFO] [stderr] Downloaded hmac-sha256 v0.1.6 [INFO] [stderr] Downloaded fixed-hash v0.5.2 [INFO] [stderr] Downloaded tiny-bip39 v0.7.3 [INFO] [stderr] Downloaded protoc v2.18.0 [INFO] [stderr] Downloaded aes-soft v0.6.2 [INFO] [stderr] Downloaded web3 v0.10.0 [INFO] [stderr] Downloaded rocksdb v0.13.0 [INFO] [stderr] Downloaded primitive-types v0.6.2 [INFO] [stderr] Downloaded sized-chunks v0.5.3 [INFO] [stderr] Downloaded ethereum-types v0.8.0 [INFO] [stderr] Downloaded surf v1.0.3 [INFO] [stderr] Downloaded protoc-rust v2.18.0 [INFO] [stderr] Downloaded directories-next v1.0.3 [INFO] [stderr] Downloaded vrf v0.2.2 [INFO] [stderr] Downloaded json v0.12.4 [INFO] [stderr] Downloaded uint v0.8.5 [INFO] [stderr] Downloaded websocket v0.21.1 [INFO] [stderr] Downloaded isahc v0.7.6 [INFO] [stderr] Downloaded dirs-sys-next v0.1.1 [INFO] [stderr] Downloaded jsonrpc-core v10.1.0 [INFO] [stderr] Downloaded sluice v0.4.2 [INFO] [stderr] Downloaded protobuf-convert v0.1.1 [INFO] [stderr] Downloaded cipher v0.2.1 [INFO] [stderr] Downloaded ethabi v9.0.1 [INFO] [stderr] Downloaded tokio-uds v0.1.7 [INFO] [stderr] Downloaded memzero v0.1.0 [INFO] [stderr] Downloaded witnet-bn v0.4.5 [INFO] [stderr] Downloaded impl-serde v0.2.3 [INFO] [stderr] Downloaded curl-sys v0.4.38+curl-7.73.0 [INFO] [stderr] Downloaded sentry v0.18.1 [INFO] [stderr] Downloaded libnghttp2-sys v0.1.4+1.41.0 [INFO] [stderr] Downloaded librocksdb-sys v6.11.4 [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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 073a6bfcb40c2ff2b6ae3cf9df1d8a65a206d29e6613e737a07a68dae544f750 [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" "073a6bfcb40c2ff2b6ae3cf9df1d8a65a206d29e6613e737a07a68dae544f750", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "073a6bfcb40c2ff2b6ae3cf9df1d8a65a206d29e6613e737a07a68dae544f750", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "073a6bfcb40c2ff2b6ae3cf9df1d8a65a206d29e6613e737a07a68dae544f750", kill_on_drop: false }` [INFO] [stdout] 073a6bfcb40c2ff2b6ae3cf9df1d8a65a206d29e6613e737a07a68dae544f750 [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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d04cc70530ccbc1cddb0736fe997252ccaa8418f93210a22afebfb092f45c1d7 [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" "d04cc70530ccbc1cddb0736fe997252ccaa8418f93210a22afebfb092f45c1d7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling const_fn v0.4.2 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking rustc-hex v2.1.0 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling protobuf v2.18.0 [INFO] [stderr] Checking memzero v0.1.0 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking hmac-sha256 v0.1.6 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Compiling regex-syntax v0.6.20 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Compiling curl v0.4.34 [INFO] [stderr] Compiling encoding_rs v0.8.24 [INFO] [stderr] Compiling isahc v0.7.6 [INFO] [stderr] Checking ipnet v2.3.0 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Checking encode_unicode v0.3.6 [INFO] [stderr] Checking webbrowser v0.5.5 [INFO] [stderr] Checking bytecount v0.6.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling im v14.3.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking instant v0.1.8 [INFO] [stderr] Checking rlp v0.4.6 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Checking conv v0.3.3 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-utils v0.8.0 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Checking bitvec v0.17.4 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking impl-rlp v0.2.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking sluice v0.4.2 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling sentry v0.18.1 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Compiling bindgen v0.54.0 [INFO] [stderr] Checking uint v0.8.5 [INFO] [stderr] Checking tiny-keccak v1.5.0 [INFO] [stderr] Checking aho-corasick v0.7.14 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking ntp v0.5.0 (https://github.com/witnet/ntp#eff317fd) [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking pbkdf2 v0.3.0 [INFO] [stderr] Checking hmac v0.7.1 [INFO] [stderr] Checking cipher v0.2.1 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking syn v0.15.44 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking cbor-codec v0.7.1 (https://github.com/witnet/cbor-codec.git?branch=feat/ldexpf-shim#bfea8a49) [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking socket2 v0.3.15 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking dirs-sys-next v0.1.1 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking uname v0.1.1 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking backtrace v0.3.53 [INFO] [stderr] Compiling crossbeam-epoch v0.9.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Checking regex v1.4.1 [INFO] [stderr] Checking ordered-float v1.1.0 [INFO] [stderr] Checking aes-soft v0.6.2 [INFO] [stderr] Checking block-modes v0.7.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking resolv-conf v0.6.3 [INFO] [stderr] Checking directories-next v1.0.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking sized-chunks v0.5.3 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Checking aes v0.6.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xoshiro v0.4.0 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Checking futures-locks v0.5.0 [INFO] [stderr] Checking prettytable-rs v0.8.0 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking witnet-bn v0.4.5 [INFO] [stderr] error: could not compile `syn` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.48/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="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=7634b55522e6a6f3 -C extra-filename=-7634b55522e6a6f3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1a6a39c3cd9b115f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-504b9604c4b778d8.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-accda8c4d770d472.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "d04cc70530ccbc1cddb0736fe997252ccaa8418f93210a22afebfb092f45c1d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d04cc70530ccbc1cddb0736fe997252ccaa8418f93210a22afebfb092f45c1d7", kill_on_drop: false }` [INFO] [stdout] d04cc70530ccbc1cddb0736fe997252ccaa8418f93210a22afebfb092f45c1d7