[INFO] cloning repository https://github.com/grimble-currency/grimble
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grimble-currency/grimble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrimble-currency%2Fgrimble", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrimble-currency%2Fgrimble'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7ade085cffd671b8c303a4f87892a0389664596
[INFO] checking grimble-currency/grimble against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrimble-currency%2Fgrimble" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grimble-currency/grimble on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grimble-currency/grimble
[INFO] removed workspace from git repo https://github.com/grimble-currency/grimble
[INFO] removed path dependency grin_api from git repo https://github.com/grimble-currency/grimble
[INFO] removed path dependency grin_config from git repo https://github.com/grimble-currency/grimble
[INFO] removed path dependency grin_core from git repo https://github.com/grimble-currency/grimble
[INFO] removed path dependency grin_keychain from git repo https://github.com/grimble-currency/grimble
[INFO] removed path dependency grin_p2p from git repo https://github.com/grimble-currency/grimble
[INFO] removed path dependency grin_servers from git repo https://github.com/grimble-currency/grimble
[INFO] removed path dependency grin_util from git repo https://github.com/grimble-currency/grimble
[INFO] removed path dependency grin_wallet from git repo https://github.com/grimble-currency/grimble
[INFO] removed path dependency grin_chain from git repo https://github.com/grimble-currency/grimble
[INFO] removed path dependency grin_store from git repo https://github.com/grimble-currency/grimble
[INFO] finished tweaking git repo https://github.com/grimble-currency/grimble
[INFO] tweaked toml for git repo https://github.com/grimble-currency/grimble written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/grimble-currency/grimble already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded supercow v0.1.0
[INFO] [stderr]   Downloaded ripemd160 v0.7.0
[INFO] [stderr]   Downloaded hyper-staticfile v0.3.1
[INFO] [stderr]   Downloaded cursive v0.9.2
[INFO] [stderr]   Downloaded reexport-proc-macro v1.0.6
[INFO] [stderr]   Downloaded enumset v0.3.19
[INFO] [stderr]   Downloaded liblmdb-sys v0.2.2
[INFO] [stderr]   Downloaded ct-logs v0.4.0
[INFO] [stderr]   Downloaded hyper-rustls v0.14.0
[INFO] [stderr]   Downloaded tokio-rustls v0.7.2
[INFO] [stderr]   Downloaded terminfo v0.6.1
[INFO] [stderr]   Downloaded linefeed v0.5.4
[INFO] [stderr]   Downloaded enumset_derive v0.3.2
[INFO] [stderr]   Downloaded grin_secp256k1zkp v0.7.9
[INFO] [stderr]   Downloaded lmdb-zero v0.4.4
[INFO] [stderr]   Downloaded grin_config v1.0.3
[INFO] [stderr]   Downloaded grin_pool v1.0.3
[INFO] [stderr]   Downloaded grin_util v1.1.0
[INFO] [stderr]   Downloaded mortal v0.1.5
[INFO] [stderr]   Downloaded grin_chain v1.0.3
[INFO] [stderr]   Downloaded grin_p2p v1.0.3
[INFO] [stderr]   Downloaded grin_store v1.0.3
[INFO] [stderr]   Downloaded grin_keychain v1.0.3
[INFO] [stderr]   Downloaded grin_servers v1.0.3
[INFO] [stderr]   Downloaded grin_api v1.0.3
[INFO] [stderr]   Downloaded grin_core v1.0.3
[INFO] [stderr]   Downloaded croaring-sys v0.3.9
[INFO] [stderr]   Downloaded grin_wallet v1.0.3
[INFO] [stderr]   Downloaded croaring v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8ba50072a2e49a8a4f105a6f49195d92cc7801fde840fc4de82e82a3c477c3b
[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" "b8ba50072a2e49a8a4f105a6f49195d92cc7801fde840fc4de82e82a3c477c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8ba50072a2e49a8a4f105a6f49195d92cc7801fde840fc4de82e82a3c477c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ba50072a2e49a8a4f105a6f49195d92cc7801fde840fc4de82e82a3c477c3b", kill_on_drop: false }`
[INFO] [stdout] b8ba50072a2e49a8a4f105a6f49195d92cc7801fde840fc4de82e82a3c477c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 279e9d3951abe4880921b9b9efadfaa2675cf77551e73147bbb15438e04a7da6
[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" "279e9d3951abe4880921b9b9efadfaa2675cf77551e73147bbb15438e04a7da6", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking zeroize v0.5.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking supercow v0.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]     Checking reexport-proc-macro v1.0.6
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking unicode-segmentation v1.7.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling liblmdb-sys v0.2.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.14
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking daemonize v0.3.0
[INFO] [stderr]     Checking rpassword v2.1.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking crypto-mac v0.6.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking prettytable-rs v0.7.0
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]    Compiling enumset_derive v0.3.2
[INFO] [stderr]     Checking ripemd160 v0.7.0
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling grin_secp256k1zkp v0.7.9
[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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=88998c8e2c40206c -C extra-filename=-88998c8e2c40206c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-db256853d8ab4a1e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ade5fbeeb7bccbe4.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-b888af50774a486c.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_disable_nightly_tests` (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" "279e9d3951abe4880921b9b9efadfaa2675cf77551e73147bbb15438e04a7da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279e9d3951abe4880921b9b9efadfaa2675cf77551e73147bbb15438e04a7da6", kill_on_drop: false }`
[INFO] [stdout] 279e9d3951abe4880921b9b9efadfaa2675cf77551e73147bbb15438e04a7da6