[INFO] updating cached repository https://github.com/hamaluik/mkbook
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7f8f36183de09278b8d6335aaffd6b4173119835
[INFO] checking hamaluik/mkbook against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamaluik%2Fmkbook" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hamaluik/mkbook on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hamaluik/mkbook
[INFO] finished tweaking git repo https://github.com/hamaluik/mkbook
[INFO] tweaked toml for git repo https://github.com/hamaluik/mkbook written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hamaluik/mkbook already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6a5cfbeb2f84947e9802f480c87f83b33a8b11c3e62e7a4166164a0dd836d7c1
[INFO] running `"docker" "start" "-a" "6a5cfbeb2f84947e9802f480c87f83b33a8b11c3e62e7a4166164a0dd836d7c1"`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling askama_escape v0.2.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]    Compiling bincode v1.2.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling sass-sys v0.4.15
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr] error: could not compile `clang-sys`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clang_sys /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clang-sys-0.28.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clang_6_0"' --cfg 'feature="gte_clang_3_6"' --cfg 'feature="gte_clang_3_7"' --cfg 'feature="gte_clang_3_8"' --cfg 'feature="gte_clang_3_9"' --cfg 'feature="gte_clang_4_0"' --cfg 'feature="gte_clang_5_0"' --cfg 'feature="gte_clang_6_0"' --cfg 'feature="libloading"' --cfg 'feature="runtime"' -C metadata=72baac9b286cedf3 -C extra-filename=-72baac9b286cedf3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern glob=/opt/rustwide/target/debug/deps/libglob-25e720c182e7846a.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-e7c3b5d48de5eed6.rmeta --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-f9b9e20253e7fbc5.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/libloading-04960d9dfafa24e2/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to write bytecode to /opt/rustwide/target/debug/deps/syn-5f54542648c28930.syn.cx9237sw-cgu.6.rcgu.bc.z: Cannot allocate memory (os error 12)
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.8/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=5f54542648c28930 -C extra-filename=-5f54542648c28930 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6195ca0ef893330b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-be8f4f36e13cec66.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-088828932fe8d40e.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: could not compile `clap`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="term_size"' --cfg 'feature="vec_map"' --cfg 'feature="wrap_help"' -C metadata=c89a5ad0850831d7 -C extra-filename=-c89a5ad0850831d7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-2cf34ccd20cb0780.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-56a2a837e44d3133.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-1609ea91bd5124f6.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-5a42fdb92e069b1a.rmeta --extern term_size=/opt/rustwide/target/debug/deps/libterm_size-0566ec88d97344d0.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-0dc8b66c1f371ee8.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-ace588e1e2b92c89.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-61e2faf834523a40.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 `"docker" "inspect" "6a5cfbeb2f84947e9802f480c87f83b33a8b11c3e62e7a4166164a0dd836d7c1"`
[INFO] running `"docker" "rm" "-f" "6a5cfbeb2f84947e9802f480c87f83b33a8b11c3e62e7a4166164a0dd836d7c1"`
[INFO] [stdout] 6a5cfbeb2f84947e9802f480c87f83b33a8b11c3e62e7a4166164a0dd836d7c1