[INFO] cloning repository https://github.com/nnazo/graphql-subscriptions-simple-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nnazo/graphql-subscriptions-simple-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnnazo%2Fgraphql-subscriptions-simple-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnnazo%2Fgraphql-subscriptions-simple-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a159844a2f89a5926048307cdf482b70c471cd73
[INFO] testing nnazo/graphql-subscriptions-simple-example against master#404c8471aba60c2d837fa728e7c729a0f52d5830 for pr-87041-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnnazo%2Fgraphql-subscriptions-simple-example" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nnazo/graphql-subscriptions-simple-example on toolchain 404c8471aba60c2d837fa728e7c729a0f52d5830
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nnazo/graphql-subscriptions-simple-example
[INFO] finished tweaking git repo https://github.com/nnazo/graphql-subscriptions-simple-example
[INFO] tweaked toml for git repo https://github.com/nnazo/graphql-subscriptions-simple-example written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/nnazo/graphql-subscriptions-simple-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "fetch" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f1d1cd8eb1d86ea1aba095eda7a52b91aae9e9f8c993f11b15f869267aabfdc
[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" "2f1d1cd8eb1d86ea1aba095eda7a52b91aae9e9f8c993f11b15f869267aabfdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f1d1cd8eb1d86ea1aba095eda7a52b91aae9e9f8c993f11b15f869267aabfdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1d1cd8eb1d86ea1aba095eda7a52b91aae9e9f8c993f11b15f869267aabfdc", kill_on_drop: false }`
[INFO] [stdout] 2f1d1cd8eb1d86ea1aba095eda7a52b91aae9e9f8c993f11b15f869267aabfdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b7fa1028f0ef1ef8a0d8f04cad176dd3a7ae443e10f37b2f3bf4e5eb6df7aad
[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" "2b7fa1028f0ef1ef8a0d8f04cad176dd3a7ae443e10f37b2f3bf4e5eb6df7aad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling unchecked-index v0.2.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling multer v2.0.0
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling bytestring v1.0.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling twoway v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha-1 v0.9.6
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr] error: could not compile `darling_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name darling_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/darling_core-0.12.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="strsim"' --cfg 'feature="suggestions"' -C metadata=4e848328d17efd76 -C extra-filename=-4e848328d17efd76 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-22cd72556da4b99c.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-8a08f83f83dee0c4.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c22f143857bd0eb1.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b999afa71eb18cfa.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-4e9d0b184b9a2988.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-038163ca69f00893.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" "2b7fa1028f0ef1ef8a0d8f04cad176dd3a7ae443e10f37b2f3bf4e5eb6df7aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7fa1028f0ef1ef8a0d8f04cad176dd3a7ae443e10f37b2f3bf4e5eb6df7aad", kill_on_drop: false }`
[INFO] [stdout] 2b7fa1028f0ef1ef8a0d8f04cad176dd3a7ae443e10f37b2f3bf4e5eb6df7aad