[INFO] cloning repository https://github.com/fakecoinbase/tari-projectslashtari
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fakecoinbase/tari-projectslashtari" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffakecoinbase%2Ftari-projectslashtari", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffakecoinbase%2Ftari-projectslashtari'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e56a06fa3659283e73dae0943936cf323ebaac4d
[INFO] checking fakecoinbase/tari-projectslashtari against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffakecoinbase%2Ftari-projectslashtari" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fakecoinbase/tari-projectslashtari on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/fakecoinbase/tari-projectslashtari
[INFO] finished tweaking git repo https://github.com/fakecoinbase/tari-projectslashtari
[INFO] tweaked toml for git repo https://github.com/fakecoinbase/tari-projectslashtari written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/fakecoinbase/tari-projectslashtari already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/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[INFO] the lockfile is outdated, regenerating it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" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "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" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "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 tower-util v0.3.1
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[INFO] [stderr]   Downloaded async-trait v0.1.50
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[INFO] [stderr]   Downloaded monero v0.5.0
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[INFO] [stderr]   Downloaded rand_pcg v0.2.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a17b060fb5db16e051ac70601b8657ea95f370c0556b1988833db277696b8ead
[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" "a17b060fb5db16e051ac70601b8657ea95f370c0556b1988833db277696b8ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a17b060fb5db16e051ac70601b8657ea95f370c0556b1988833db277696b8ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a17b060fb5db16e051ac70601b8657ea95f370c0556b1988833db277696b8ead", kill_on_drop: false }`
[INFO] [stdout] a17b060fb5db16e051ac70601b8657ea95f370c0556b1988833db277696b8ead
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5a1c49b4af73f16e39721ee4ed5a943a49c60d7effa5ec7b1da1789aa1cf98f1
[INFO] running `Command { std: "docker" "start" "-a" "5a1c49b4af73f16e39721ee4ed5a943a49c60d7effa5ec7b1da1789aa1cf98f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.24
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking fake-simd v0.1.2
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[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking newtype-ops v0.1.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
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[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.3
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[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling unsigned-varint v0.3.3
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[INFO] [stderr]    Compiling rust-ini v0.13.0
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[INFO] [stderr]     Checking tower-layer v0.3.1
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[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling path-clean v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
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[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking bitstring v0.1.1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking arc-swap v0.3.11
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[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.2
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[INFO] [stderr]    Compiling serde-big-array v0.2.0
[INFO] [stderr]     Checking hex v0.4.3
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[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking scanlex v0.1.4
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling sys-info v0.5.6
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.1
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.42+curl-7.76.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling liblmdb-sys v0.2.2
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking chacha20-poly1305-aead v0.1.2
[INFO] [stderr]     Checking ttl_cache v0.5.1
[INFO] [stderr]     Checking stream-cancel v0.4.4
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking enum-map-internals v0.1.3
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.62
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]    Compiling regex v1.5.1
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]     Checking fixed-hash v0.4.0
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]     Checking lmdb-zero v0.4.4
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]     Checking criterion-plot v0.3.1
[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-1.0.71/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="fold"' --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=5df5dafc01d0c537 -C extra-filename=-5df5dafc01d0c537 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-811ea2e3d77573b3.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a988fa7edd2779c2.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-44670c754cca1080.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" "5a1c49b4af73f16e39721ee4ed5a943a49c60d7effa5ec7b1da1789aa1cf98f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a1c49b4af73f16e39721ee4ed5a943a49c60d7effa5ec7b1da1789aa1cf98f1", kill_on_drop: false }`
[INFO] [stdout] 5a1c49b4af73f16e39721ee4ed5a943a49c60d7effa5ec7b1da1789aa1cf98f1