[INFO] cloning repository https://github.com/Toursslivers/hangout-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Toursslivers/hangout-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToursslivers%2Fhangout-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToursslivers%2Fhangout-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5d0714ba10200c9babc0966cf510c9b42368eb5
[INFO] checking Toursslivers/hangout-server against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToursslivers%2Fhangout-server" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Toursslivers/hangout-server on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Toursslivers/hangout-server
[INFO] finished tweaking git repo https://github.com/Toursslivers/hangout-server
[INFO] tweaked toml for git repo https://github.com/Toursslivers/hangout-server written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Toursslivers/hangout-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] 328e4c5a95811b4c38438d46db929314c03d0c8bfa232e123df82fa8c9ea1f32
[INFO] running `Command { std: "docker" "start" "-a" "328e4c5a95811b4c38438d46db929314c03d0c8bfa232e123df82fa8c9ea1f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "328e4c5a95811b4c38438d46db929314c03d0c8bfa232e123df82fa8c9ea1f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "328e4c5a95811b4c38438d46db929314c03d0c8bfa232e123df82fa8c9ea1f32", kill_on_drop: false }`
[INFO] [stdout] 328e4c5a95811b4c38438d46db929314c03d0c8bfa232e123df82fa8c9ea1f32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] d81879a2323f36f3b1c6e6ec01fc34b4217111ec1f25858a42c9bc011e932bb5
[INFO] running `Command { std: "docker" "start" "-a" "d81879a2323f36f3b1c6e6ec01fc34b4217111ec1f25858a42c9bc011e932bb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling minimal-lexical v0.1.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling validator_types v0.12.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling tokio v1.10.1
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling multer v2.0.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking twoway v0.2.2
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking crossbeam-queue v0.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.6
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling atoi v0.4.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v2.7.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking sqlformat v0.1.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking futures-intrusive v0.4.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.28
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling validator_derive v0.13.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.130/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 --cfg 'feature="default"' -C metadata=df9813759d310208 -C extra-filename=-df9813759d310208 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fc6b92fa46147edf.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-e1e335b8b96ed529.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-985fe14d2e0b64ee.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts --cfg ptr_addr_of` (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" "d81879a2323f36f3b1c6e6ec01fc34b4217111ec1f25858a42c9bc011e932bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d81879a2323f36f3b1c6e6ec01fc34b4217111ec1f25858a42c9bc011e932bb5", kill_on_drop: false }`
[INFO] [stdout] d81879a2323f36f3b1c6e6ec01fc34b4217111ec1f25858a42c9bc011e932bb5