[INFO] fetching crate wasmer-wasi-experimental-io-devices-near 1.0.1...
[INFO] checking wasmer-wasi-experimental-io-devices-near-1.0.1 against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037
[INFO] extracting crate wasmer-wasi-experimental-io-devices-near 1.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate wasmer-wasi-experimental-io-devices-near 1.0.1 on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-wasi-experimental-io-devices-near 1.0.1
[INFO] finished tweaking crates.io crate wasmer-wasi-experimental-io-devices-near 1.0.1
[INFO] tweaked toml for crates.io crate wasmer-wasi-experimental-io-devices-near 1.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded unidiff v0.3.3
[INFO] [stderr]   Downloaded xkbcommon-sys v0.7.5
[INFO] [stderr]   Downloaded sdl2 v0.34.5
[INFO] [stderr]   Downloaded xkb v0.2.1
[INFO] [stderr]   Downloaded ref_thread_local v0.0.0
[INFO] [stderr]   Downloaded minifb v0.19.3
[INFO] [stderr]   Downloaded sdl2-sys v0.34.5
[INFO] [stderr]   Downloaded orbclient v0.3.31
[INFO] [stderr]   Downloaded wasmer-wasi-near v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c825bfb67d2fa701266f960274527ebb1aa172dd56a58b760243ba92cac460e3
[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" "c825bfb67d2fa701266f960274527ebb1aa172dd56a58b760243ba92cac460e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c825bfb67d2fa701266f960274527ebb1aa172dd56a58b760243ba92cac460e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c825bfb67d2fa701266f960274527ebb1aa172dd56a58b760243ba92cac460e3", kill_on_drop: false }`
[INFO] [stdout] c825bfb67d2fa701266f960274527ebb1aa172dd56a58b760243ba92cac460e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2dad58c880e50f2b28da99ac58cecee99b629278f1ae15fb1b9bacbf5f1f253
[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" "c2dad58c880e50f2b28da99ac58cecee99b629278f1ae15fb1b9bacbf5f1f253", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling target-lexicon v0.11.2
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ref_thread_local v0.0.0
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking memmap2 v0.2.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling typetag-impl v0.1.7
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling backtrace v0.3.58
[INFO] [stderr]    Compiling wasmer-vm-near v1.0.1
[INFO] [stderr] error: could not compile `darling_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name darling_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/darling_core-0.10.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="strsim"' --cfg 'feature="suggestions"' -C metadata=efae792b5676796b -C extra-filename=-efae792b5676796b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-03632dd09ca25027.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-fa2c25a6b244a2f2.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-811ea2e3d77573b3.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a988fa7edd2779c2.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-2b7e1d0d910ba857.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-5c53be8c2cef3a89.rmeta --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" "c2dad58c880e50f2b28da99ac58cecee99b629278f1ae15fb1b9bacbf5f1f253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2dad58c880e50f2b28da99ac58cecee99b629278f1ae15fb1b9bacbf5f1f253", kill_on_drop: false }`
[INFO] [stdout] c2dad58c880e50f2b28da99ac58cecee99b629278f1ae15fb1b9bacbf5f1f253