[INFO] cloning repository https://github.com/paritytech/cargo-contract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paritytech/cargo-contract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fcargo-contract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fcargo-contract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 924a157dda6e450030b113059967cc239770a0fe
[INFO] checking paritytech/cargo-contract against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fcargo-contract" "/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/paritytech/cargo-contract on toolchain bb9dbf1d07454a99066eabaabd5819851281494b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paritytech/cargo-contract
[INFO] removed workspace from git repo https://github.com/paritytech/cargo-contract
[INFO] removed path dependency contract-metadata from git repo https://github.com/paritytech/cargo-contract
[INFO] finished tweaking git repo https://github.com/paritytech/cargo-contract
[INFO] tweaked toml for git repo https://github.com/paritytech/cargo-contract written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/paritytech/cargo-contract already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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[INFO] the lockfile is outdated, regenerating it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" "+bb9dbf1d07454a99066eabaabd5819851281494b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trie-db v0.22.2
[INFO] [stderr]   Downloaded signature v1.3.0
[INFO] [stderr]   Downloaded cargo_metadata v0.12.2
[INFO] [stderr]   Downloaded const-random-macro v0.1.13
[INFO] [stderr]   Downloaded multistream-select v0.8.5
[INFO] [stderr]   Downloaded sp-externalities v0.8.1
[INFO] [stderr]   Downloaded sp-tracing v2.0.1
[INFO] [stderr]   Downloaded sp-io v2.0.1
[INFO] [stderr]   Downloaded substrate-subxt-proc-macro v0.13.0
[INFO] [stderr]   Downloaded sp-std v2.0.1
[INFO] [stderr]   Downloaded const-random v0.1.13
[INFO] [stderr]   Downloaded semver-parser v0.10.2
[INFO] [stderr]   Downloaded sp-utils v2.0.1
[INFO] [stderr]   Downloaded sp-arithmetic v2.0.1
[INFO] [stderr]   Downloaded futures-executor v0.3.11
[INFO] [stderr]   Downloaded sp-rpc v2.0.1
[INFO] [stderr]   Downloaded sp-api-proc-macro v2.0.1
[INFO] [stderr]   Downloaded sc-rpc-api v0.8.1
[INFO] [stderr]   Downloaded sp-consensus-vrf v0.8.1
[INFO] [stderr]   Downloaded sp-session v2.0.1
[INFO] [stderr]   Downloaded frame-support-procedural v2.0.1
[INFO] [stderr]   Downloaded pallet-session v2.0.1
[INFO] [stderr]   Downloaded frame-support-procedural-tools-derive v2.0.1
[INFO] [stderr]   Downloaded frame-support-procedural-tools v2.0.1
[INFO] [stderr]   Downloaded sp-api v2.0.1
[INFO] [stderr]   Downloaded semver v0.11.0
[INFO] [stderr]   Downloaded frame-metadata v12.0.1
[INFO] [stderr]   Downloaded sp-chain-spec v2.0.1
[INFO] [stderr]   Downloaded anyhow v1.0.38
[INFO] [stderr]   Downloaded sp-inherents v2.0.1
[INFO] [stderr]   Downloaded cargo-platform v0.1.1
[INFO] [stderr]   Downloaded rustc_version v0.3.2
[INFO] [stderr]   Downloaded curve25519-dalek v3.0.2
[INFO] [stderr]   Downloaded pallet-indices v2.0.1
[INFO] [stderr]   Downloaded frame-benchmarking v2.0.1
[INFO] [stderr]   Downloaded sp-panic-handler v2.0.1
[INFO] [stderr]   Downloaded sp-authorship v2.0.1
[INFO] [stderr]   Downloaded sp-transaction-pool v2.0.1
[INFO] [stderr]   Downloaded frame-system v2.0.1
[INFO] [stderr]   Downloaded sp-application-crypto v2.0.1
[INFO] [stderr]   Downloaded frame-support v2.0.1
[INFO] [stderr]   Downloaded sp-block-builder v2.0.1
[INFO] [stderr]   Downloaded sp-authority-discovery v2.0.1
[INFO] [stderr]   Downloaded pallet-im-online v2.0.1
[INFO] [stderr]   Downloaded contract-metadata v0.2.0
[INFO] [stderr]   Downloaded wabt-sys v0.8.0
[INFO] [stderr]   Downloaded binaryen v0.12.0
[INFO] [stderr]   Downloaded sp-keyring v2.0.1
[INFO] [stderr]   Downloaded pallet-authorship v2.0.1
[INFO] [stderr]   Downloaded pwasm-utils v0.17.0
[INFO] [stderr]   Downloaded sp-finality-grandpa v2.0.1
[INFO] [stderr]   Downloaded sp-state-machine v0.8.1
[INFO] [stderr]   Downloaded pallet-staking v2.0.1
[INFO] [stderr]   Downloaded curve25519-dalek v2.1.2
[INFO] [stderr]   Downloaded binaryen-sys v0.12.0
[INFO] [stderr]   Downloaded parity-wasm v0.42.1
[INFO] [stderr]   Downloaded sp-npos-elections v2.0.1
[INFO] [stderr]   Downloaded sp-debug-derive v2.0.1
[INFO] [stderr]   Downloaded sp-core v2.0.1
[INFO] [stderr]   Downloaded sp-consensus-babe v0.8.1
[INFO] [stderr]   Downloaded substrate-prometheus-endpoint v0.8.1
[INFO] [stderr]   Downloaded sp-blockchain v2.0.1
[INFO] [stderr]   Downloaded sp-version v2.0.1
[INFO] [stderr]   Downloaded sp-npos-elections-compact v2.0.1
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v2.0.1
[INFO] [stderr]   Downloaded sp-storage v2.0.1
[INFO] [stderr]   Downloaded sp-consensus-slots v0.8.1
[INFO] [stderr]   Downloaded sp-consensus v0.8.1
[INFO] [stderr]   Downloaded sp-runtime v2.0.1
[INFO] [stderr]   Downloaded sp-wasm-interface v2.0.1
[INFO] [stderr]   Downloaded substrate-subxt v0.13.0
[INFO] [stderr]   Downloaded signal-hook v0.1.17
[INFO] [stderr]   Downloaded pallet-timestamp v2.0.1
[INFO] [stderr]   Downloaded sharded-slab v0.1.1
[INFO] [stderr]   Downloaded sp-staking v2.0.1
[INFO] [stderr]   Downloaded parity-multiaddr v0.9.7
[INFO] [stderr]   Downloaded sp-timestamp v2.0.1
[INFO] [stderr]   Downloaded ref-cast v1.0.6
[INFO] [stderr]   Downloaded sp-trie v2.0.1
[INFO] [stderr]   Downloaded futures-macro v0.3.11
[INFO] [stderr]   Downloaded sp-database v2.0.1
[INFO] [stderr]   Downloaded wabt v0.10.0
[INFO] [stderr]   Downloaded bs58 v0.4.0
[INFO] [stderr]   Downloaded dyn-clone v1.0.4
[INFO] [stderr]   Downloaded sp-runtime-interface v2.0.1
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.6
[INFO] [stderr]   Downloaded merlin v2.0.1
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.7
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", 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] 5f5f29c038479ebb80a60f69495201fb9b81ac193e78ed8dd3ebadee0c95657c
[INFO] running `Command { std: "docker" "start" "-a" "5f5f29c038479ebb80a60f69495201fb9b81ac193e78ed8dd3ebadee0c95657c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f5f29c038479ebb80a60f69495201fb9b81ac193e78ed8dd3ebadee0c95657c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f5f29c038479ebb80a60f69495201fb9b81ac193e78ed8dd3ebadee0c95657c", kill_on_drop: false }`
[INFO] [stdout] 5f5f29c038479ebb80a60f69495201fb9b81ac193e78ed8dd3ebadee0c95657c
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 899aade054e1793187044350211ef3e6fe065f8b834a802560123d00579c3752
[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" "899aade054e1793187044350211ef3e6fe065f8b834a802560123d00579c3752", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking parity-wasm v0.42.1
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking assert_matches v1.4.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]    Compiling wabt-sys v0.8.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking heck v0.3.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking pwasm-utils v0.17.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking env_logger v0.8.2
[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-1.0.58/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=6b23c9a343d2e8cf -C extra-filename=-6b23c9a343d2e8cf --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8a8bb825df9136cb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e6e45b372c4ec1ec.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-083414e3434d8e82.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" "899aade054e1793187044350211ef3e6fe065f8b834a802560123d00579c3752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "899aade054e1793187044350211ef3e6fe065f8b834a802560123d00579c3752", kill_on_drop: false }`
[INFO] [stdout] 899aade054e1793187044350211ef3e6fe065f8b834a802560123d00579c3752