[INFO] fetching crate zenoh 0.5.0-beta.5...
[INFO] checking zenoh-0.5.0-beta.5 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate zenoh 0.5.0-beta.5 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate zenoh 0.5.0-beta.5 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zenoh 0.5.0-beta.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate zenoh 0.5.0-beta.5
[INFO] tweaked toml for crates.io crate zenoh 0.5.0-beta.5 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate zenoh 0.5.0-beta.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd217f880737f296f289ed2ce6c6ee02d2aef98cc8b6a2cafac5465e6f726de3
[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" "bd217f880737f296f289ed2ce6c6ee02d2aef98cc8b6a2cafac5465e6f726de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd217f880737f296f289ed2ce6c6ee02d2aef98cc8b6a2cafac5465e6f726de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd217f880737f296f289ed2ce6c6ee02d2aef98cc8b6a2cafac5465e6f726de3", kill_on_drop: false }`
[INFO] [stdout] bd217f880737f296f289ed2ce6c6ee02d2aef98cc8b6a2cafac5465e6f726de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a72a8f7650a7093ab2665666a19248ca38a26156fa22fbd8a454c74a6c16beb
[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" "4a72a8f7650a7093ab2665666a19248ca38a26156fa22fbd8a454c74a6c16beb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling pnet v0.26.0
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling http-types v2.7.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking futures-task v0.3.7
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking futures-channel v0.3.7
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking libloading v0.6.5
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking pnet_sys v0.26.0
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking shellexpand v2.0.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking async-io v1.1.10
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking polyval v0.4.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking hkdf v0.9.0
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking aes-gcm v0.6.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr] error: could not compile `syntex_syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syntex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/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 -C metadata=258c9c14c4ddf06c -C extra-filename=-258c9c14c4ddf06c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-395f5ce96668e04f.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-e41c2d10207ee17e.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-516181b993b2e576.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-74425f941af46c4f.rmeta --extern syntex_errors=/opt/rustwide/target/debug/deps/libsyntex_errors-7953d8e2f47e2e14.rmeta --extern syntex_pos=/opt/rustwide/target/debug/deps/libsyntex_pos-ba20016a3f5c7e44.rmeta --extern term=/opt/rustwide/target/debug/deps/libterm-a5ce4393b09e43b5.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-7171387e617989c4.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" "4a72a8f7650a7093ab2665666a19248ca38a26156fa22fbd8a454c74a6c16beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a72a8f7650a7093ab2665666a19248ca38a26156fa22fbd8a454c74a6c16beb", kill_on_drop: false }`
[INFO] [stdout] 4a72a8f7650a7093ab2665666a19248ca38a26156fa22fbd8a454c74a6c16beb