[INFO] cloning repository https://github.com/Kroisse/quichexercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kroisse/quichexercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKroisse%2Fquichexercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKroisse%2Fquichexercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53347216a3a992265a27f912b7bd0139e55ba15d
[INFO] checking Kroisse/quichexercise against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKroisse%2Fquichexercise" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kroisse/quichexercise on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kroisse/quichexercise
[INFO] finished tweaking git repo https://github.com/Kroisse/quichexercise
[INFO] tweaked toml for git repo https://github.com/Kroisse/quichexercise written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Kroisse/quichexercise already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.63
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] [stderr]   Downloaded kv-log-macro v1.0.6
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.13
[INFO] [stderr]   Downloaded web-sys v0.3.40
[INFO] [stderr]   Downloaded send_wrapper v0.4.0
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.63
[INFO] [stderr]   Downloaded js-sys v0.3.40
[INFO] [stderr]   Downloaded wepoll-binding v2.0.2
[INFO] [stderr]   Downloaded wepoll-sys v2.0.0
[INFO] [stderr]   Downloaded piper v0.1.3
[INFO] [stderr]   Downloaded pin-project-internal v0.4.20
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.2
[INFO] [stderr]   Downloaded async-std v1.6.0
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded smol v0.1.11
[INFO] [stderr]   Downloaded cmake v0.1.44
[INFO] [stderr]   Downloaded pin-project v0.4.20
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.63
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.63
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded quiche v0.4.0
[INFO] [stderr]   Downloaded ring v0.16.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35115e7b003bfaf8833f0aec64efdaa5cd1c94d910250aecf2f03b9aa1be2e24
[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" "35115e7b003bfaf8833f0aec64efdaa5cd1c94d910250aecf2f03b9aa1be2e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35115e7b003bfaf8833f0aec64efdaa5cd1c94d910250aecf2f03b9aa1be2e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35115e7b003bfaf8833f0aec64efdaa5cd1c94d910250aecf2f03b9aa1be2e24", kill_on_drop: false }`
[INFO] [stdout] 35115e7b003bfaf8833f0aec64efdaa5cd1c94d910250aecf2f03b9aa1be2e24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "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] ddfd1c3aabd91793cf1176f3209fe7aa63806ba217a86922871a146324aa2a06
[INFO] running `Command { std: "docker" "start" "-a" "ddfd1c3aabd91793cf1176f3209fe7aa63806ba217a86922871a146324aa2a06", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]    Compiling ring v0.16.14
[INFO] [stderr]    Compiling quiche v0.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]     Checking pin-project v0.4.20
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr] error: could not compile `futures-util`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="futures-io"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="slab"' --cfg 'feature="std"' -C metadata=529664ba51233ebe -C extra-filename=-529664ba51233ebe --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-7ae9878d33b50ceb.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-95457252eea1227a.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-3eee3799433ee60c.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-0f4dc394c5966104.rmeta --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-017c37d6a6d0457b.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-0c69c602617454c0.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-4b997cf9064f0eb5.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ddfd1c3aabd91793cf1176f3209fe7aa63806ba217a86922871a146324aa2a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddfd1c3aabd91793cf1176f3209fe7aa63806ba217a86922871a146324aa2a06", kill_on_drop: false }`
[INFO] [stdout] ddfd1c3aabd91793cf1176f3209fe7aa63806ba217a86922871a146324aa2a06