[INFO] cloning repository https://github.com/LiHRaM/genbib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LiHRaM/genbib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiHRaM%2Fgenbib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiHRaM%2Fgenbib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99295225965a6d91f9a1cfb48397954ac2dbb0b9
[INFO] testing LiHRaM/genbib against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiHRaM%2Fgenbib" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LiHRaM/genbib 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/LiHRaM/genbib
[INFO] finished tweaking git repo https://github.com/LiHRaM/genbib
[INFO] tweaked toml for git repo https://github.com/LiHRaM/genbib written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/LiHRaM/genbib already has a lockfile, it will not be regenerated
[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 async-io v1.1.10
[INFO] [stderr]   Downloaded async-global-executor v1.3.0
[INFO] [stderr]   Downloaded wepoll-sys v3.0.0
[INFO] [stderr]   Downloaded async-std v1.6.5
[INFO] [stderr]   Downloaded polling v2.0.1
[INFO] [stderr]   Downloaded surf v2.0.0
[INFO] [stderr]   Downloaded data-encoding v2.3.0
[INFO] [stderr]   Downloaded futures-lite v1.11.1
[INFO] [stderr]   Downloaded isahc v0.9.10
[INFO] [stderr]   Downloaded http-types v2.5.0
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]   Downloaded curl-sys v0.4.37+curl-7.72.0
[INFO] [stderr]   Downloaded http-client v6.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b1b53b67b69dff8f6306f9c300a186529524f1be443a6b7ee380e6361f92f2c
[INFO] running `Command { std: "docker" "start" "-a" "4b1b53b67b69dff8f6306f9c300a186529524f1be443a6b7ee380e6361f92f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b1b53b67b69dff8f6306f9c300a186529524f1be443a6b7ee380e6361f92f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1b53b67b69dff8f6306f9c300a186529524f1be443a6b7ee380e6361f92f2c", kill_on_drop: false }`
[INFO] [stdout] 4b1b53b67b69dff8f6306f9c300a186529524f1be443a6b7ee380e6361f92f2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f7f46001d45e79db029ef0b60e3217532c3b82730ea3657f6bb6ca6a3e99514d
[INFO] running `Command { std: "docker" "start" "-a" "f7f46001d45e79db029ef0b60e3217532c3b82730ea3657f6bb6ca6a3e99514d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.6
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling futures-io v0.3.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling async-task v4.0.2
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling isahc v0.9.10
[INFO] [stderr]    Compiling http-types v2.5.0
[INFO] [stderr]    Compiling data-encoding v2.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling infer v0.2.3
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling futures-lite v1.11.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.37+curl-7.72.0
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling polling v2.0.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling block-cipher v0.7.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling async-executor v1.3.0
[INFO] [stderr]    Compiling async-io v1.1.10
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling aes-soft v0.4.0
[INFO] [stderr]    Compiling polyval v0.4.1
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling sha2 v0.9.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling ghash v0.3.0
[INFO] [stderr]    Compiling hkdf v0.9.0
[INFO] [stderr]    Compiling aes v0.4.0
[INFO] [stderr]    Compiling async-global-executor v1.3.0
[INFO] [stderr]    Compiling aes-gcm v0.6.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling async-std v1.6.5
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr] error: could not compile `async-std`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_std --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.6.5/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="alloc"' --cfg 'feature="async-global-executor"' --cfg 'feature="async-io"' --cfg 'feature="async-mutex"' --cfg 'feature="blocking"' --cfg 'feature="crossbeam-utils"' --cfg 'feature="default"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-core"' --cfg 'feature="futures-io"' --cfg 'feature="futures-lite"' --cfg 'feature="gloo-timers"' --cfg 'feature="kv-log-macro"' --cfg 'feature="log"' --cfg 'feature="memchr"' --cfg 'feature="num_cpus"' --cfg 'feature="once_cell"' --cfg 'feature="pin-project-lite"' --cfg 'feature="pin-utils"' --cfg 'feature="slab"' --cfg 'feature="std"' --cfg 'feature="unstable"' --cfg 'feature="wasm-bindgen-futures"' -C metadata=0c18f8ef70805f53 -C extra-filename=-0c18f8ef70805f53 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_global_executor=/opt/rustwide/target/debug/deps/libasync_global_executor-c9d40c225670913b.rmeta --extern async_io=/opt/rustwide/target/debug/deps/libasync_io-247dc6cf1e75359c.rmeta --extern async_mutex=/opt/rustwide/target/debug/deps/libasync_mutex-0c28cd105b8e1857.rmeta --extern blocking=/opt/rustwide/target/debug/deps/libblocking-39c60774afe20ab5.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-75bf44047c6c4868.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-11e5364ab2a5e317.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-a8f6bbb74e32f28b.rmeta --extern futures_lite=/opt/rustwide/target/debug/deps/libfutures_lite-f005d61dec3d9323.rmeta --extern kv_log_macro=/opt/rustwide/target/debug/deps/libkv_log_macro-4c3bdf9ce09d8c0c.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-2deb28e3cbf60042.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-a1b426b10d44f323.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-c96ce7f55e8d8f59.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-ff88cb610f6aade7.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-0cfd08307d3f8f12.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-b7ff504f33cec58a.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-ab98851c871a197f.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" "f7f46001d45e79db029ef0b60e3217532c3b82730ea3657f6bb6ca6a3e99514d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7f46001d45e79db029ef0b60e3217532c3b82730ea3657f6bb6ca6a3e99514d", kill_on_drop: false }`
[INFO] [stdout] f7f46001d45e79db029ef0b60e3217532c3b82730ea3657f6bb6ca6a3e99514d