[INFO] cloning repository https://github.com/fbucek/rust-async
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fbucek/rust-async" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbucek%2Frust-async", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbucek%2Frust-async'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3a9251742338a130fd0c101b94ce55baf8ec981
[INFO] testing fbucek/rust-async against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbucek%2Frust-async" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fbucek/rust-async on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fbucek/rust-async
[INFO] finished tweaking git repo https://github.com/fbucek/rust-async
[INFO] tweaked toml for git repo https://github.com/fbucek/rust-async written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded string_cache v0.8.2
[INFO] [stderr]   Downloaded nix v0.23.0
[INFO] [stderr]   Downloaded actix-web-httpauth v0.5.1
[INFO] [stderr]   Downloaded warp v0.2.5
[INFO] [stderr]   Downloaded xml5ever v0.16.2
[INFO] [stderr]   Downloaded markup5ever_rcdom v0.1.0
[INFO] [stderr]   Downloaded select v0.5.0
[INFO] [stderr]   Downloaded ctrlc v3.2.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.11.0
[INFO] [stderr]   Downloaded async-compression v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f89b2b8786a53e6381e47fc007dfaa6e86202a42ddffd8e2c104d61e18aac56
[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" "7f89b2b8786a53e6381e47fc007dfaa6e86202a42ddffd8e2c104d61e18aac56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f89b2b8786a53e6381e47fc007dfaa6e86202a42ddffd8e2c104d61e18aac56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f89b2b8786a53e6381e47fc007dfaa6e86202a42ddffd8e2c104d61e18aac56", kill_on_drop: false }`
[INFO] [stdout] 7f89b2b8786a53e6381e47fc007dfaa6e86202a42ddffd8e2c104d61e18aac56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bceb758c364018f91ad292a2afce389a7ed29bd13167020e9ecc5ada2c4a9d1
[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" "3bceb758c364018f91ad292a2afce389a7ed29bd13167020e9ecc5ada2c4a9d1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling v_escape v0.15.0
[INFO] [stderr]    Compiling urlencoding v1.3.3
[INFO] [stderr]    Compiling v_htmlescape v0.12.0
[INFO] [stderr]    Compiling actixcomplex v0.2.0 (/opt/rustwide/workdir/actixcomplex/backend)
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling bytestring v1.0.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling buf-min v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling indexmap v1.7.0
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[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
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[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]    Compiling brotli-sys v0.3.2
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[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.1.0
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
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[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling nix v0.23.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling async-compression v0.3.8
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling ct-logs v0.7.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling ctrlc v3.2.1
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling v_escape_derive v0.8.5
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling polling v2.2.0
[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=27ee2c72f9b15aa5 -C extra-filename=-27ee2c72f9b15aa5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9dbaaf035d6d15d1.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-0bcba2a61b67309f.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-065d997f9ca5b280.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" "3bceb758c364018f91ad292a2afce389a7ed29bd13167020e9ecc5ada2c4a9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bceb758c364018f91ad292a2afce389a7ed29bd13167020e9ecc5ada2c4a9d1", kill_on_drop: false }`
[INFO] [stdout] 3bceb758c364018f91ad292a2afce389a7ed29bd13167020e9ecc5ada2c4a9d1