[INFO] cloning repository https://github.com/tetcoin/desub
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tetcoin/desub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fdesub", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fdesub'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4419de738a417fbe0b08e97f2f2bf8cbeb6a9f44
[INFO] checking tetcoin/desub against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fdesub" "/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/tetcoin/desub on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tetcoin/desub
[INFO] finished tweaking git repo https://github.com/tetcoin/desub
[INFO] tweaked toml for git repo https://github.com/tetcoin/desub written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tetcoin/desub already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2734bcc1e313d0d2f3e4432836b86be620bd9f334782f52259ad63a99d874fa7
[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" "2734bcc1e313d0d2f3e4432836b86be620bd9f334782f52259ad63a99d874fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2734bcc1e313d0d2f3e4432836b86be620bd9f334782f52259ad63a99d874fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2734bcc1e313d0d2f3e4432836b86be620bd9f334782f52259ad63a99d874fa7", kill_on_drop: false }`
[INFO] [stdout] 2734bcc1e313d0d2f3e4432836b86be620bd9f334782f52259ad63a99d874fa7
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8550b3ccaf0e15c26cac6ecd53dd63fcd13e14eaff141b626a6d45f88ed53dba
[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" "8550b3ccaf0e15c26cac6ecd53dd63fcd13e14eaff141b626a6d45f88ed53dba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking bitvec v0.15.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking sp-std v2.0.0 (https://github.com/paritytech/substrate/?branch=polkadot-master#de2ffd93)
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking sp-std v2.0.0 (https://github.com/paritytech/substrate/?rev=e931f9e5c2ae165658587f04d075c59a338061fb#e931f9e5)
[INFO] [stderr]     Checking sr-std v2.0.0 (https://github.com/paritytech/substrate/?rev=a512dcdd3931aa571c92c8550a0e079d5b27239a#a512dcdd)
[INFO] [stderr]     Checking bitvec v0.11.3
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking parity-wasm v0.40.3
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]     Checking hash-db v0.14.0
[INFO] [stderr]     Checking zeroize v0.10.1
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking desub-cli v0.0.1 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking trie-root v0.15.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]     Checking hash256-std-hasher v0.14.0
[INFO] [stderr]     Checking aho-corasick v0.7.7
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking wasmi-validation v0.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling sr-std v2.0.0 (https://github.com/paritytech/substrate/?rev=ac11c330a95827211e1999781b5f691e72387c9e#ac11c330)
[INFO] [stderr]    Compiling sr-std v2.0.0 (https://github.com/paritytech/substrate/?rev=7c8bd73cef8c6afd60fec837d8f5e732a39a5615#7c8bd73c)
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking backtrace v0.3.43
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking wasmi-validation v0.1.0
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking fixed-hash v0.4.0
[INFO] [stderr]     Checking sp-panic-handler v2.0.0 (https://github.com/paritytech/substrate/?branch=polkadot-master#de2ffd93)
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking wasmi v0.4.5
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking fixed-hash v0.5.2
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.4
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking wasmi v0.5.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0 (https://github.com/paritytech/substrate/?branch=polkadot-master#de2ffd93)
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.1
[INFO] [stderr]    Compiling substrate-debug-derive v2.0.0 (https://github.com/paritytech/substrate/?rev=a512dcdd3931aa571c92c8550a0e079d5b27239a#a512dcdd)
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0 (https://github.com/paritytech/substrate/?rev=e931f9e5c2ae165658587f04d075c59a338061fb#e931f9e5)
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]    Compiling type-metadata-derive v0.1.0 (https://github.com/insipx/type-metadata?branch=insipx/deserialize-registry-merge#baacb700)
[INFO] [stderr] error: could not compile `libsecp256k1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name secp256k1 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libsecp256k1-0.3.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=0c8824985942f1f4 -C extra-filename=-0c8824985942f1f4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayref=/opt/rustwide/target/debug/deps/libarrayref-8b0492b6c718a608.rmeta --extern crunchy=/opt/rustwide/target/debug/deps/libcrunchy-d8232686d1af1e4c.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-174baf467bf1873f.rmeta --extern hmac_drbg=/opt/rustwide/target/debug/deps/libhmac_drbg-1fd90a4a9bda8f2d.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-244883f413e9f0a2.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-197e370945e71f75.rmeta --extern subtle=/opt/rustwide/target/debug/deps/libsubtle-4543799b68d24fbd.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-3dc5683e8abab8d1.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" "8550b3ccaf0e15c26cac6ecd53dd63fcd13e14eaff141b626a6d45f88ed53dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8550b3ccaf0e15c26cac6ecd53dd63fcd13e14eaff141b626a6d45f88ed53dba", kill_on_drop: false }`
[INFO] [stdout] 8550b3ccaf0e15c26cac6ecd53dd63fcd13e14eaff141b626a6d45f88ed53dba