[INFO] cloning repository https://github.com/maidsafe/safe_vault
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maidsafe/safe_vault" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaidsafe%2Fsafe_vault", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaidsafe%2Fsafe_vault'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa954809ccda72f9cfd9c92fc85f50f132d309fb
[INFO] building maidsafe/safe_vault against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaidsafe%2Fsafe_vault" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maidsafe/safe_vault on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/maidsafe/safe_vault
[INFO] finished tweaking git repo https://github.com/maidsafe/safe_vault
[INFO] tweaked toml for git repo https://github.com/maidsafe/safe_vault written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/maidsafe/safe_vault already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lru_time_cache v0.11.10
[INFO] [stderr]   Downloaded tar v0.4.35
[INFO] [stderr]   Downloaded zip v0.5.12
[INFO] [stderr]   Downloaded pickledb v0.4.1
[INFO] [stderr]   Downloaded dashmap v3.11.10
[INFO] [stderr]   Downloaded dirs-next v1.0.2
[INFO] [stderr]   Downloaded async-log-attributes v1.0.1
[INFO] [stderr]   Downloaded async-log v2.0.0
[INFO] [stderr]   Downloaded qp2p v0.11.10
[INFO] [stderr]   Downloaded flexi_logger v0.16.3
[INFO] [stderr]   Downloaded hyper-old-types v0.11.0
[INFO] [stderr]   Downloaded bls_dkg v0.3.8
[INFO] [stderr]   Downloaded self_update v0.16.0
[INFO] [stderr]   Downloaded resource_proof v0.8.0
[INFO] [stderr]   Downloaded bls_signature_aggregator v0.2.5
[INFO] [stderr]   Downloaded sn_routing v0.73.0
[INFO] [stderr]   Downloaded sn_launch_tool v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "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] 5567b8bea405b58cc6430d3e7fe863e5fb8a570ce6b01d53081f19143e7b2847
[INFO] running `Command { std: "docker" "start" "-a" "5567b8bea405b58cc6430d3e7fe863e5fb8a570ce6b01d53081f19143e7b2847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5567b8bea405b58cc6430d3e7fe863e5fb8a570ce6b01d53081f19143e7b2847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5567b8bea405b58cc6430d3e7fe863e5fb8a570ce6b01d53081f19143e7b2847", kill_on_drop: false }`
[INFO] [stdout] 5567b8bea405b58cc6430d3e7fe863e5fb8a570ce6b01d53081f19143e7b2847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a03ac775e4eaee8bec029752e0376e49cf25d85eadb0adf84ceba9ce0cdab9d
[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" "4a03ac775e4eaee8bec029752e0376e49cf25d85eadb0adf84ceba9ce0cdab9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling cpufeatures v0.1.4
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling signature v1.3.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling wildmatch v1.1.0
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling self_update v0.16.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling cookie-factory v0.3.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling lru_time_cache v0.11.10
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling xmltree v0.10.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling addr2line v0.15.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quick-xml v0.17.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.18
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling dirs-next v1.0.2
[INFO] [stderr]    Compiling tar v0.4.35
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling block-modes v0.3.3
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling const-random v0.1.13
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling aes v0.3.2
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling pem v0.8.3
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling yasna v0.4.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.72/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"' --cfg 'feature="visit-mut"' -C metadata=393059a8391cb2a1 -C extra-filename=-393059a8391cb2a1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-223cc1bf4c7d615f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9c9c6fb7ecc8d1ce.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" "4a03ac775e4eaee8bec029752e0376e49cf25d85eadb0adf84ceba9ce0cdab9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a03ac775e4eaee8bec029752e0376e49cf25d85eadb0adf84ceba9ce0cdab9d", kill_on_drop: false }`
[INFO] [stdout] 4a03ac775e4eaee8bec029752e0376e49cf25d85eadb0adf84ceba9ce0cdab9d
