[INFO] cloning repository https://github.com/Andrepuel/websocket-signalling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Andrepuel/websocket-signalling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrepuel%2Fwebsocket-signalling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrepuel%2Fwebsocket-signalling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d759f180e82e2e972e58602a4af783ef63e4b771
[INFO] testing Andrepuel/websocket-signalling against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrepuel%2Fwebsocket-signalling" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Andrepuel/websocket-signalling on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Andrepuel/websocket-signalling
[INFO] finished tweaking git repo https://github.com/Andrepuel/websocket-signalling
[INFO] tweaked toml for git repo https://github.com/Andrepuel/websocket-signalling written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Andrepuel/websocket-signalling already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded instant v0.1.10
[INFO] [stderr]   Downloaded actix-rt v2.2.0
[INFO] [stderr]   Downloaded zstd v0.7.0+zstd.1.4.9
[INFO] [stderr]   Downloaded zstd-safe v3.1.0+zstd.1.4.9
[INFO] [stderr]   Downloaded actix-http v3.0.0-beta.8
[INFO] [stderr]   Downloaded actix v0.12.0
[INFO] [stderr]   Downloaded actix-web v4.0.0-beta.8
[INFO] [stderr]   Downloaded cookie v0.15.0
[INFO] [stderr]   Downloaded actix-codec v0.4.0
[INFO] [stderr]   Downloaded actix-web-codegen v0.5.0-beta.3
[INFO] [stderr]   Downloaded ahash v0.7.4
[INFO] [stderr]   Downloaded actix-tls v3.0.0-beta.5
[INFO] [stderr]   Downloaded paste v1.0.5
[INFO] [stderr]   Downloaded actix-router v0.2.7
[INFO] [stderr]   Downloaded actix-macros v0.2.1
[INFO] [stderr]   Downloaded actix-server v2.0.0-beta.5
[INFO] [stderr]   Downloaded actix-service v2.0.0
[INFO] [stderr]   Downloaded local-waker v0.1.1
[INFO] [stderr]   Downloaded jobserver v0.1.22
[INFO] [stderr]   Downloaded polling v2.1.0
[INFO] [stderr]   Downloaded actix-web-actors v4.0.0-beta.6
[INFO] [stderr]   Downloaded derive_more v0.99.16
[INFO] [stderr]   Downloaded tokio v1.8.1
[INFO] [stderr]   Downloaded zstd-sys v1.5.0+zstd.1.4.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70c45c54b89e40d1daa794dab0d174631569c75a3e9aa8ef45ba6874271e9ef6
[INFO] running `Command { std: "docker" "start" "-a" "70c45c54b89e40d1daa794dab0d174631569c75a3e9aa8ef45ba6874271e9ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70c45c54b89e40d1daa794dab0d174631569c75a3e9aa8ef45ba6874271e9ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70c45c54b89e40d1daa794dab0d174631569c75a3e9aa8ef45ba6874271e9ef6", kill_on_drop: false }`
[INFO] [stdout] 70c45c54b89e40d1daa794dab0d174631569c75a3e9aa8ef45ba6874271e9ef6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d56fd64087a5f8a9d0b48648a5268713b8d85cd4d3160c7cbd97b140ba3fb57e
[INFO] running `Command { std: "docker" "start" "-a" "d56fd64087a5f8a9d0b48648a5268713b8d85cd4d3160c7cbd97b140ba3fb57e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling local-waker v0.1.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling zstd-safe v3.1.0+zstd.1.4.9
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling actix-service v2.0.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling actix-utils v3.0.0
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling cookie v0.15.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling bytestring v1.0.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling sha-1 v0.9.6
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling local-channel v0.1.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling language-tags v0.3.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling zstd-sys v1.5.0+zstd.1.4.9
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling actix-macros v0.2.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling actix_derive v0.6.0
[INFO] [stderr]    Compiling actix-web-codegen v0.5.0-beta.3
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling actix-rt v2.2.0
[INFO] [stderr]    Compiling actix-server v2.0.0-beta.5
[INFO] [stderr]    Compiling actix-codec v0.4.0
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling actix v0.12.0
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr] error: could not compile `derive_more`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name derive_more --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/derive_more-0.99.16/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="add"' --cfg 'feature="add_assign"' --cfg 'feature="as_mut"' --cfg 'feature="as_ref"' --cfg 'feature="constructor"' --cfg 'feature="convert_case"' --cfg 'feature="default"' --cfg 'feature="deref"' --cfg 'feature="deref_mut"' --cfg 'feature="display"' --cfg 'feature="error"' --cfg 'feature="from"' --cfg 'feature="from_str"' --cfg 'feature="index"' --cfg 'feature="index_mut"' --cfg 'feature="into"' --cfg 'feature="into_iterator"' --cfg 'feature="is_variant"' --cfg 'feature="iterator"' --cfg 'feature="mul"' --cfg 'feature="mul_assign"' --cfg 'feature="not"' --cfg 'feature="rustc_version"' --cfg 'feature="sum"' --cfg 'feature="try_into"' --cfg 'feature="unwrap"' -C metadata=034d99bcebf4c805 -C extra-filename=-034d99bcebf4c805 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern convert_case=/opt/rustwide/target/debug/deps/libconvert_case-655c49d6e0dcc7cc.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c22f143857bd0eb1.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-b999afa71eb18cfa.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-038163ca69f00893.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d56fd64087a5f8a9d0b48648a5268713b8d85cd4d3160c7cbd97b140ba3fb57e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d56fd64087a5f8a9d0b48648a5268713b8d85cd4d3160c7cbd97b140ba3fb57e", kill_on_drop: false }`
[INFO] [stdout] d56fd64087a5f8a9d0b48648a5268713b8d85cd4d3160c7cbd97b140ba3fb57e