[INFO] fetching crate tetcore-browser-utils 0.8.1...
[INFO] checking tetcore-browser-utils-0.8.1 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate tetcore-browser-utils 0.8.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate tetcore-browser-utils 0.8.1 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tetcore-browser-utils 0.8.1
[INFO] finished tweaking crates.io crate tetcore-browser-utils 0.8.1
[INFO] tweaked toml for crates.io crate tetcore-browser-utils 0.8.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded send_wrapper v0.4.0
[INFO] [stderr]   Downloaded tetsy-kvdb-web v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] fa1dd9a06a7e7d7d8094219fbe012427895b54b74e4a7ae97470d57ab233b848
[INFO] running `Command { std: "docker" "start" "-a" "fa1dd9a06a7e7d7d8094219fbe012427895b54b74e4a7ae97470d57ab233b848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa1dd9a06a7e7d7d8094219fbe012427895b54b74e4a7ae97470d57ab233b848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa1dd9a06a7e7d7d8094219fbe012427895b54b74e4a7ae97470d57ab233b848", kill_on_drop: false }`
[INFO] [stdout] fa1dd9a06a7e7d7d8094219fbe012427895b54b74e4a7ae97470d57ab233b848
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] ce4afcbe57e15987c2b3672cf48e2e6e8f11dd469d5b05bdcc6601fec0f161e8
[INFO] running `Command { std: "docker" "start" "-a" "ce4afcbe57e15987c2b3672cf48e2e6e8f11dd469d5b05bdcc6601fec0f161e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking send_wrapper v0.4.0
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling derive_more v0.99.13
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling minicbor-derive v0.6.3
[INFO] [stderr]    Compiling tetsy-libp2p-core-derive v0.21.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking ref-cast v1.0.6
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking pin-project v0.4.28
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking chacha20 v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking merlin v2.0.1
[INFO] [stderr]     Checking curve25519-dalek v2.1.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tetsy-trie-db v0.22.3
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking chacha20poly1305 v0.6.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.73
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking prometheus v0.10.0
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking x25519-dalek v1.1.1
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking async-io v1.4.1
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking miow v0.3.7
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking tiny-bip39 v0.8.0
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking asynchronous-codec v0.5.0
[INFO] [stderr]     Checking tetsy-ws v0.10.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.73
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking tetsy-impl-serde v0.3.1
[INFO] [stderr] error: could not compile `impl-trait-for-tuples`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name impl_trait_for_tuples --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/impl-trait-for-tuples-0.2.1/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=542afa3d80dd8312 -C extra-filename=-542afa3d80dd8312 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-917ba115a66d9907.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-4ccf20d7ad09de51.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-69083d229fbd5b26.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" "ce4afcbe57e15987c2b3672cf48e2e6e8f11dd469d5b05bdcc6601fec0f161e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4afcbe57e15987c2b3672cf48e2e6e8f11dd469d5b05bdcc6601fec0f161e8", kill_on_drop: false }`
[INFO] [stdout] ce4afcbe57e15987c2b3672cf48e2e6e8f11dd469d5b05bdcc6601fec0f161e8