[INFO] fetching crate dbcrossbarlib 0.4.2-beta.9...
[INFO] checking dbcrossbarlib-0.4.2-beta.9 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate dbcrossbarlib 0.4.2-beta.9 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dbcrossbarlib 0.4.2-beta.9 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dbcrossbarlib 0.4.2-beta.9
[INFO] finished tweaking crates.io crate dbcrossbarlib 0.4.2-beta.9
[INFO] tweaked toml for crates.io crate dbcrossbarlib 0.4.2-beta.9 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb2bf2e5f6e08fe1ddb159087b40e4a44f34a0f5d775d1447ef2e139d234279b
[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" "fb2bf2e5f6e08fe1ddb159087b40e4a44f34a0f5d775d1447ef2e139d234279b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb2bf2e5f6e08fe1ddb159087b40e4a44f34a0f5d775d1447ef2e139d234279b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2bf2e5f6e08fe1ddb159087b40e4a44f34a0f5d775d1447ef2e139d234279b", kill_on_drop: false }`
[INFO] [stdout] fb2bf2e5f6e08fe1ddb159087b40e4a44f34a0f5d775d1447ef2e139d234279b
[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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e11c7b16f94dc333b3eedd6f6781cd246a4a8c8de3b8be563cd4e98949cc918f
[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" "e11c7b16f94dc333b3eedd6f6781cd246a4a8c8de3b8be563cd4e98949cc918f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling crc32c v0.5.0
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking arc-swap v1.2.0
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking codespan-reporting v0.11.0
[INFO] [stderr]    Compiling tokio v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking encoding_rs v0.8.26
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]     Checking slog-scope v4.4.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking slog-stdlog v4.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking geo-types v0.6.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.9.1
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]     Checking slog-async v2.6.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking hmac v0.9.0
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking headers v0.3.3
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking parse_link_header v0.2.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking postgres-protocol v0.6.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking postgres-protocol v0.5.3
[INFO] [stderr]     Checking postgres-types v0.2.0
[INFO] [stderr]     Checking postgres-types v0.1.3
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling bigml_derive v0.4.0
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr] error: could not compile `pin-project-internal`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pin_project_internal --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pin-project-internal-1.0.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=f46ea456eae8f801 -C extra-filename=-f46ea456eae8f801 --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.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-e6e45b372c4ec1ec.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-4a16f36a6bb6a443.rlib --extern proc_macro --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" "e11c7b16f94dc333b3eedd6f6781cd246a4a8c8de3b8be563cd4e98949cc918f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11c7b16f94dc333b3eedd6f6781cd246a4a8c8de3b8be563cd4e98949cc918f", kill_on_drop: false }`
[INFO] [stdout] e11c7b16f94dc333b3eedd6f6781cd246a4a8c8de3b8be563cd4e98949cc918f