[INFO] cloning repository https://github.com/mimblewimble/grin-wallet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mimblewimble/grin-wallet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmimblewimble%2Fgrin-wallet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmimblewimble%2Fgrin-wallet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a88a522f84fbeed85975e6a344bf65430f9bd5d2
[INFO] checking mimblewimble/grin-wallet against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmimblewimble%2Fgrin-wallet" "/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/mimblewimble/grin-wallet on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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/mimblewimble/grin-wallet
[INFO] finished tweaking git repo https://github.com/mimblewimble/grin-wallet
[INFO] tweaked toml for git repo https://github.com/mimblewimble/grin-wallet written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mimblewimble/grin-wallet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e45ad03a8f6fb02f635539a39ea99b10fb9428988a046ba343ca375b073e537
[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" "6e45ad03a8f6fb02f635539a39ea99b10fb9428988a046ba343ca375b073e537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e45ad03a8f6fb02f635539a39ea99b10fb9428988a046ba343ca375b073e537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e45ad03a8f6fb02f635539a39ea99b10fb9428988a046ba343ca375b073e537", kill_on_drop: false }`
[INFO] [stdout] 6e45ad03a8f6fb02f635539a39ea99b10fb9428988a046ba343ca375b073e537
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e64a5e2df5f57200007986c95196627ac195987c8bfb412ba9f88ec54b9277c9
[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" "e64a5e2df5f57200007986c95196627ac195987c8bfb412ba9f88ec54b9277c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
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[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking supercow v0.1.0
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking cookie-factory v0.3.1
[INFO] [stderr]     Checking bech32 v0.7.2
[INFO] [stderr]    Compiling sysinfo v0.14.15
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking tracing-core v0.1.13
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking smallstr v0.2.0
[INFO] [stderr]     Checking radix64 v0.6.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking miniz_oxide v0.4.0
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[INFO] [stderr]    Compiling liblmdb-sys v0.2.2
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[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[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]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]     Checking idna v0.2.0
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[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
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[INFO] [stderr]     Checking crypto-mac v0.6.2
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking blowfish v0.4.0
[INFO] [stderr]     Checking block-modes v0.3.3
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[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
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[INFO] [stderr]     Checking c2-chacha v0.2.4
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[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking ripemd160 v0.7.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking scrypt v0.2.0
[INFO] [stderr]     Checking hkdf v0.8.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
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[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking lmdb-zero v0.4.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling grin_secp256k1zkp v0.7.9
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libgit2-sys v0.12.9+1.0.1
[INFO] [stderr]     Checking age-core v0.4.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/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"' -C metadata=e09a0b1979d1713a -C extra-filename=-e09a0b1979d1713a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8115c969f6e9e75a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c8c4589b60ce3921.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-a81338cd23b23cba.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path` (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" "e64a5e2df5f57200007986c95196627ac195987c8bfb412ba9f88ec54b9277c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64a5e2df5f57200007986c95196627ac195987c8bfb412ba9f88ec54b9277c9", kill_on_drop: false }`
[INFO] [stdout] e64a5e2df5f57200007986c95196627ac195987c8bfb412ba9f88ec54b9277c9