[INFO] fetching crate warp 0.3.1...
[INFO] testing warp-0.3.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate warp 0.3.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate warp 0.3.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate warp 0.3.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate warp 0.3.1
[INFO] tweaked toml for crates.io crate warp 0.3.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate warp 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8ce141361611e808e18a3515cfb22790b80a095ca0bf27d885da0ebcbd1261e
[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" "b8ce141361611e808e18a3515cfb22790b80a095ca0bf27d885da0ebcbd1261e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8ce141361611e808e18a3515cfb22790b80a095ca0bf27d885da0ebcbd1261e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ce141361611e808e18a3515cfb22790b80a095ca0bf27d885da0ebcbd1261e", kill_on_drop: false }`
[INFO] [stdout] b8ce141361611e808e18a3515cfb22790b80a095ca0bf27d885da0ebcbd1261e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f373e57ace273adf9f545d14699210b6dd069558641866f20f43468ba1e87b0
[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" "5f373e57ace273adf9f545d14699210b6dd069558641866f20f43468ba1e87b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling http v0.2.3
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling idna v0.2.2
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling http-body v0.4.1
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling multipart v0.17.1
[INFO] [stderr]    Compiling tungstenite v0.12.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling pin-project v1.0.5
[INFO] [stderr]    Compiling tokio-util v0.6.5
[INFO] [stderr]    Compiling tokio-tungstenite v0.13.0
[INFO] [stderr]    Compiling tokio-stream v0.1.5
[INFO] [stderr]    Compiling h2 v0.3.1
[INFO] [stderr]    Compiling hyper v0.14.4
[INFO] [stderr]    Compiling warp v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "5f373e57ace273adf9f545d14699210b6dd069558641866f20f43468ba1e87b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f373e57ace273adf9f545d14699210b6dd069558641866f20f43468ba1e87b0", kill_on_drop: false }`
[INFO] [stdout] 5f373e57ace273adf9f545d14699210b6dd069558641866f20f43468ba1e87b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdfc024deb2eaf3d9867e1ad8c6abf831568878180881a56405e06d2a7dad708
[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" "cdfc024deb2eaf3d9867e1ad8c6abf831568878180881a56405e06d2a7dad708", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling quick-error v2.0.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling listenfd v0.3.3
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.17
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling handlebars v3.5.3
[INFO] [stderr]    Compiling warp v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `warp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tracing --edition=2018 examples/tracing.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="multipart"' --cfg 'feature="tokio-tungstenite"' --cfg 'feature="websocket"' -C metadata=ebe8b47d2364dd77 -C extra-filename=-ebe8b47d2364dd77 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-d756a69163f1ed00.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-7ebb014515c45f0a.rlib --extern handlebars=/opt/rustwide/target/debug/deps/libhandlebars-ce74474beff293cd.rlib --extern headers=/opt/rustwide/target/debug/deps/libheaders-f6a5e54b78d1ed3b.rlib --extern http=/opt/rustwide/target/debug/deps/libhttp-b240b48909f25591.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-084df04097fa601a.rlib --extern listenfd=/opt/rustwide/target/debug/deps/liblistenfd-1dfe18c9c47d0073.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-062ec20cca67060d.rlib --extern mime=/opt/rustwide/target/debug/deps/libmime-255653d28c915291.rlib --extern mime_guess=/opt/rustwide/target/debug/deps/libmime_guess-1becf67ea7a87e13.rlib --extern multipart=/opt/rustwide/target/debug/deps/libmultipart-8cb69a1a8f58f1ba.rlib --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-98a88b5b53b82a03.rlib --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-18c38a70be95c491.rlib --extern pretty_env_logger=/opt/rustwide/target/debug/deps/libpretty_env_logger-e8c2eb4e902d3851.rlib --extern scoped_tls=/opt/rustwide/target/debug/deps/libscoped_tls-2f49685caf09edb1.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-7643251494f0e545.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-128badcbf2714ebe.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ce1257a649e4b9d5.rlib --extern serde_urlencoded=/opt/rustwide/target/debug/deps/libserde_urlencoded-1b151c33fd1254cd.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-088ae6f492929f0f.rlib --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-b3aa4eeabdc2bc3b.rlib --extern tokio_tungstenite=/opt/rustwide/target/debug/deps/libtokio_tungstenite-ae7418c2ee5141d5.rlib --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-949b13e0bc5a4827.rlib --extern tower_service=/opt/rustwide/target/debug/deps/libtower_service-8c5aa5ed9dd33f52.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-a17a1f5873741b4d.rlib --extern tracing_log=/opt/rustwide/target/debug/deps/libtracing_log-ddd6cd1d2d6afabe.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-3c5cc61a4f440def.rlib --extern warp=/opt/rustwide/target/debug/deps/libwarp-1ce72b043561eb17.rlib --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" "cdfc024deb2eaf3d9867e1ad8c6abf831568878180881a56405e06d2a7dad708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdfc024deb2eaf3d9867e1ad8c6abf831568878180881a56405e06d2a7dad708", kill_on_drop: false }`
[INFO] [stdout] cdfc024deb2eaf3d9867e1ad8c6abf831568878180881a56405e06d2a7dad708