[INFO] updating cached repository collabook/core
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/collabook/core
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/collabook/core" "work/ex/beta-1.38-1/sources/1.37.0/gh/collabook/core"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/collabook/core'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/collabook/core" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/collabook/core"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/collabook/core'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6bfee3de1eb815caafcbb8f5a70fbf8cd90a4152
[INFO] sha for GitHub repo collabook/core: 6bfee3de1eb815caafcbb8f5a70fbf8cd90a4152
[INFO] validating manifest of collabook/core on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of collabook/core on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing collabook/core
[INFO] finished frobbing collabook/core
[INFO] frobbed toml for collabook/core written to work/ex/beta-1.38-1/sources/1.37.0/gh/collabook/core/Cargo.toml
[INFO] started frobbing collabook/core
[INFO] finished frobbing collabook/core
[INFO] frobbed toml for collabook/core written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/collabook/core/Cargo.toml
[INFO] crate collabook/core already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing collabook/core against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/collabook/core:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] e3c1015f79b83d114ccab773ddc636122edf7eac3a12ed92fbc8ff315c51f201
[INFO] running `"docker" "start" "-a" "e3c1015f79b83d114ccab773ddc636122edf7eac3a12ed92fbc8ff315c51f201"`
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling encoding_rs v0.8.14
[INFO] [stderr]    Compiling wkhtmltox-sys v0.1.2
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling curl-sys v0.4.16
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling rand v0.4.5
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling libflate v0.1.19
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling combine v3.0.0-beta.1
[INFO] [stderr]    Compiling flate2 v1.0.6
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling http v0.1.14
[INFO] [stderr]    Compiling wkhtmltopdf v0.3.0
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling h2 v0.1.14
[INFO] [stderr]    Compiling crossbeam-channel v0.3.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling tokio-threadpool v0.1.10
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-signal v0.2.7
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling v_escape_derive v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling tokio-fs v0.1.5
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling v_escape v0.3.2
[INFO] [stderr]    Compiling tokio v0.1.14
[INFO] [stderr]    Compiling v_htmlescape v0.3.2
[INFO] [stderr]    Compiling hyper v0.12.20
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling trust-dns-proto v0.6.1
[INFO] [stderr]    Compiling trust-dns-proto v0.5.0
[INFO] [stderr]    Compiling graphql-parser v0.2.0
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.10.2
[INFO] [stderr]    Compiling reqwest v0.9.8
[INFO] [stderr]    Compiling graphql_client_codegen v0.6.0
[INFO] [stderr]    Compiling actix v0.7.9
[INFO] [stderr]    Compiling git2 v0.8.0
[INFO] [stderr]    Compiling actix-net v0.2.6
[INFO] [stderr]    Compiling graphql_query_derive v0.6.0
[INFO] [stderr]    Compiling actix-web v0.7.18
[INFO] [stderr]    Compiling graphql_client v0.6.0
[INFO] [stderr]    Compiling core v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/book.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let mut content: Option<String>;
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/core-837c196dfc909383.core.8u9y0r71-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/core-837c196dfc909383" "/opt/crater/target/debug/deps/core-837c196dfc909383.1jz1041tay7eiv0r.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/target/debug/build/backtrace-sys-9d5a1afaad875dc2/out" "-L" "/opt/crater/target/debug/build/brotli-sys-136f6fca78738ac0/out" "-L" "/opt/crater/target/debug/build/ring-381b162fe835d2e9/out" "-L" "/opt/crater/target/debug/build/miniz-sys-eb49662978392e9e/out" "-L" "/opt/crater/target/debug/build/libgit2-sys-0d4eb15b0cb5e610/out/build" "-L" "/opt/crater/target/debug/build/curl-sys-56c8d753bf719fef/out/build" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/crater/target/debug/build/libssh2-sys-c6c8d77ce26bff1a/out/build" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libenv_logger-dd4824da5083ec40.rlib" "/opt/crater/target/debug/deps/libatty-22345784515405bc.rlib" "/opt/crater/target/debug/deps/libhumantime-f3229d51b2810709.rlib" "/opt/crater/target/debug/deps/libtermcolor-b415dabca3b7bf28.rlib" "/opt/crater/target/debug/deps/libreqwest-03841929863c0a68.rlib" "/opt/crater/target/debug/deps/liblibflate-d61eeeb825c85e87.rlib" "/opt/crater/target/debug/deps/libadler32-28cce00de1b6c9b3.rlib" "/opt/crater/target/debug/deps/libhyper_tls-3f73569c3feaae0b.rlib" "/opt/crater/target/debug/deps/libnative_tls-f990f9a6cb6aa30d.rlib" "/opt/crater/target/debug/deps/libopenssl-9c516a6d20538c90.rlib" "/opt/crater/target/debug/deps/libforeign_types-2a1e48607c06fed3.rlib" "/opt/crater/target/debug/deps/libforeign_types_shared-ba70a268c095ba50.rlib" "/opt/crater/target/debug/deps/libhyper-4fa178bdce024aee.rlib" "/opt/crater/target/debug/deps/libwant-f082c9ca96098c04.rlib" "/opt/crater/target/debug/deps/libtry_lock-5d6601f1f27a9bbb.rlib" "/opt/crater/target/debug/deps/libencoding_rs-aa7e2d1e6d3a3085.rlib" "/opt/crater/target/debug/deps/libwkhtmltopdf-abb46f62e34507c6.rlib" "/opt/crater/target/debug/deps/liblog-dbb57e1f5ac0b9a0.rlib" "/opt/crater/target/debug/deps/liblazy_static-0c9d1899e9eae559.rlib" "/opt/crater/target/debug/deps/libthread_id-f4cc99de9764ed03.rlib" "/opt/crater/target/debug/deps/libwkhtmltox_sys-1cb350cef76bb7bb.rlib" "/opt/crater/target/debug/deps/libtoml-a559d34e8a47d3ac.rlib" "/opt/crater/target/debug/deps/libgit2-db9f735240dcd63b.rlib" "/opt/crater/target/debug/deps/libopenssl_probe-572f1d9abab6f21c.rlib" "/opt/crater/target/debug/deps/liblibgit2_sys-493e9a1c0793be31.rlib" "/opt/crater/target/debug/deps/libcurl_sys-e06f95b3b97dd798.rlib" "/opt/crater/target/debug/deps/liblibssh2_sys-b72b1cac06649746.rlib" "/opt/crater/target/debug/deps/libopenssl_sys-f7acd7c77a3218cb.rlib" "/opt/crater/target/debug/deps/liblibz_sys-2bd18824f794ffeb.rlib" "/opt/crater/target/debug/deps/libchrono-4c07106b0070db77.rlib" "/opt/crater/target/debug/deps/libnum_integer-a0cd07deade62d39.rlib" "/opt/crater/target/debug/deps/libnum_traits-6fcbcb1c96aaee98.rlib" "/opt/crater/target/debug/deps/libwalkdir-943f52017b332821.rlib" "/opt/crater/target/debug/deps/libsame_file-7108c93e74d76350.rlib" "/opt/crater/target/debug/deps/libapp_dirs-9b777f2e05f7fa0a.rlib" "/opt/crater/target/debug/deps/libxdg-090a31217c47f371.rlib" "/opt/crater/target/debug/deps/libactix_web-50e8ec0788935dae.rlib" "/opt/crater/target/debug/deps/libactix_net-e88ef2e2df736d8f.rlib" "/opt/crater/target/debug/deps/libactix-1bf4dae13a2e712b.rlib" "/opt/crater/target/debug/deps/libtokio_signal-b18ab83ca6611b3c.rlib" "/opt/crater/target/debug/deps/libsignal_hook-f085a5fc34781611.rlib" "/opt/crater/target/debug/deps/libarc_swap-f1a3c8e481e9c75b.rlib" "/opt/crater/target/debug/deps/libuuid-d9324d8505030f8e.rlib" "/opt/crater/target/debug/deps/libtrust_dns_resolver-29c6e8ec4863ca77.rlib" "/opt/crater/target/debug/deps/libtrust_dns_proto-935a48e468c618a2.rlib" "/opt/crater/target/debug/deps/libsocket2-4a00dfc44eaa9219.rlib" "/opt/crater/target/debug/deps/librand-8007401a2386c3bd.rlib" "/opt/crater/target/debug/deps/librand_core-07ca77de4823faaa.rlib" "/opt/crater/target/debug/deps/libresolv_conf-7e5370c70ce84c9c.rlib" "/opt/crater/target/debug/deps/libhostname-8c452108dcfef546.rlib" "/opt/crater/target/debug/deps/libquick_error-a2165722eb49e44c.rlib" "/opt/crater/target/debug/deps/liblru_cache-151a2103ca42806b.rlib" "/opt/crater/target/debug/deps/liblinked_hash_map-67c5eab430094337.rlib" "/opt/crater/target/debug/deps/libtower_service-cb388f20b3be76bc.rlib" "/opt/crater/target/debug/deps/libv_htmlescape-889926cce24e6dc1.rlib" "/opt/crater/target/debug/deps/libv_escape-a8aa3308a78994c6.rlib" "/opt/crater/target/debug/deps/libserde_json-cc484a33952fba90.rlib" "/opt/crater/target/debug/deps/libryu-7c08cdf6a5a70ae2.rlib" "/opt/crater/target/debug/deps/libserde_urlencoded-1cf42fb2919e0260.rlib" "/opt/crater/target/debug/deps/libdtoa-ea489d40b5ee3357.rlib" "/opt/crater/target/debug/deps/libh2-953cc21640cc958a.rlib" "/opt/crater/target/debug/deps/libindexmap-a9573bc5cf537c80.rlib" "/opt/crater/target/debug/deps/libstring-32a7f0988d93a222.rlib" "/opt/crater/target/debug/deps/libflate2-ccc3d789189c2af6.rlib" "/opt/crater/target/debug/deps/libminiz_sys-aceed1175244bcbb.rlib" "/opt/crater/target/debug/deps/libcrc32fast-9656d27ef94431f3.rlib" "/opt/crater/target/debug/deps/libbrotli2-1fd17ad0a212e155.rlib" "/opt/crater/target/debug/deps/libbrotli_sys-9601f61ed7b68473.rlib" "/opt/crater/target/debug/deps/libserde-e7890f08d28dbea0.rlib" "/opt/crater/target/debug/deps/libtokio-583efade148bb320.rlib" "/opt/crater/target/debug/deps/libtokio_uds-f078f602fa4de0aa.rlib" "/opt/crater/target/debug/deps/libmio_uds-b3d732d263183028.rlib" "/opt/crater/target/debug/deps/libtokio_udp-6e39caa44ed62eee.rlib" "/opt/crater/target/debug/deps/libtokio_tcp-d6ee08489a161722.rlib" "/opt/crater/target/debug/deps/libtokio_timer-e640383cc64005d6.rlib" "/opt/crater/target/debug/deps/libtokio_reactor-673ca92ce17712fb.rlib" "/opt/crater/target/debug/deps/libtokio_fs-bd0013365f94154f.rlib" "/opt/crater/target/debug/deps/libtokio_threadpool-95f78ea92e427da3.rlib" "/opt/crater/target/debug/deps/libcrossbeam_deque-46107702782a639c.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-d6c266def6d5089f.rlib" "/opt/crater/target/debug/deps/libmemoffset-6c4b37f364c61d2a.rlib" "/opt/crater/target/debug/deps/libarrayvec-113ef836fc6f0f3a.rlib" "/opt/crater/target/debug/deps/libnodrop-844425db77ee9480.rlib" "/opt/crater/target/debug/deps/libcrossbeam_channel-820ec890b586c434.rlib" "/opt/crater/target/debug/deps/libtokio_codec-4b9ae14103782164.rlib" "/opt/crater/target/debug/deps/libtokio_io-8f2ca5062793b54f.rlib" "/opt/crater/target/debug/deps/libtokio_current_thread-f25b933930cf6d6b.rlib" "/opt/crater/target/debug/deps/libtokio_executor-1d5a72cb89d3b357.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-a2b533c27c034809.rlib" "/opt/crater/target/debug/deps/libparking_lot-92d7c7267675e589.rlib" "/opt/crater/target/debug/deps/libparking_lot_core-449beb6a0aef12da.rlib" "/opt/crater/target/debug/deps/libsmallvec-ef15a7d57e4f5464.rlib" "/opt/crater/target/debug/deps/libunreachable-b06fe4f6d04b74f2.rlib" "/opt/crater/target/debug/deps/libvoid-d4bd79b68b9b921e.rlib" "/opt/crater/target/debug/deps/librand-4064645a645d9959.rlib" "/opt/crater/target/debug/deps/librand_xorshift-f8a998e3624ee34f.rlib" "/opt/crater/target/debug/deps/librand_pcg-9bed347662758de4.rlib" "/opt/crater/target/debug/deps/librand_hc-6a64bd9792c35560.rlib" "/opt/crater/target/debug/deps/librand_chacha-e1e4b2c0c7ed7ed1.rlib" "/opt/crater/target/debug/deps/librand_isaac-f09feb6901c6cac7.rlib" "/opt/crater/target/debug/deps/librand_os-328c6266c995028c.rlib" "/opt/crater/target/debug/deps/librand_core-562aeeaf733cf7c9.rlib" "/opt/crater/target/debug/deps/liblock_api-494f6f1561bbf82e.rlib" "/opt/crater/target/debug/deps/libowning_ref-effe362413e7ab7d.rlib" "/opt/crater/target/debug/deps/libstable_deref_trait-d0a4946e4c2703bb.rlib" "/opt/crater/target/debug/deps/libscopeguard-316f896e0d3e978a.rlib" "/opt/crater/target/debug/deps/libmio-0b5a3ea3155866cd.rlib" "/opt/crater/target/debug/deps/libslab-38e1dff674bc2c67.rlib" "/opt/crater/target/debug/deps/libnet2-247525eedab32f95.rlib" "/opt/crater/target/debug/deps/libmime_guess-ecdf8c01f2213473.rlib" "/opt/crater/target/debug/deps/libphf-9a254bd9e26eecdf.rlib" "/opt/crater/target/debug/deps/libphf_shared-b8476647b4aaa516.rlib" "/opt/crater/target/debug/deps/libunicase-b11bfdbf115a8339.rlib" "/opt/crater/target/debug/deps/libsiphasher-d8c9cc1cc66f074e.rlib" "/opt/crater/target/debug/deps/libmime-e69ccd29629324d0.rlib" "/opt/crater/target/debug/deps/libunicase-e5f75660fe5f527f.rlib" "/opt/crater/target/debug/deps/liblazycell-74fda01493a9cfe5.rlib" "/opt/crater/target/debug/deps/liblanguage_tags-31855a1d4a2b270f.rlib" "/opt/crater/target/debug/deps/libhttparse-14fb2d6192f6091c.rlib" "/opt/crater/target/debug/deps/libhttp-64f47736046bdc8b.rlib" "/opt/crater/target/debug/deps/libitoa-e88dc09e47f282cc.rlib" "/opt/crater/target/debug/deps/libfnv-0b54693efaf27e2a.rlib" "/opt/crater/target/debug/deps/libfutures_cpupool-616bbac7da792b06.rlib" "/opt/crater/target/debug/deps/libnum_cpus-1afeef8b902f7ab8.rlib" "/opt/crater/target/debug/deps/libcookie-a700075e4d509057.rlib" "/opt/crater/target/debug/deps/libbase64-bdd03fc0c3adc63c.rlib" "/opt/crater/target/debug/deps/libsafemem-4334d5f88466080b.rlib" "/opt/crater/target/debug/deps/libring-338fe3187b1f6e88.rlib" "/opt/crater/target/debug/deps/libuntrusted-77a27d5c4055ec86.rlib" "/opt/crater/target/debug/deps/liburl-08689b52bad29d7f.rlib" "/opt/crater/target/debug/deps/libencoding-a504f0c84579b1c2.rlib" "/opt/crater/target/debug/deps/libencoding_index_tradchinese-a5c8de531ff486b0.rlib" "/opt/crater/target/debug/deps/libencoding_index_simpchinese-5c0e60522710732c.rlib" "/opt/crater/target/debug/deps/libencoding_index_japanese-1be8d91d0a52e864.rlib" "/opt/crater/target/debug/deps/libencoding_index_korean-3525f39ef2e9a9c9.rlib" "/opt/crater/target/debug/deps/libencoding_index_singlebyte-06eaa0be26a98b31.rlib" "/opt/crater/target/debug/deps/libpercent_encoding-7ae675a5263db170.rlib" "/opt/crater/target/debug/deps/libidna-d5acc44820ae730a.rlib" "/opt/crater/target/debug/deps/libunicode_normalization-764c0690d6a3d1ee.rlib" "/opt/crater/target/debug/deps/libunicode_bidi-ad8beb3a11009df0.rlib" "/opt/crater/target/debug/deps/libmatches-5962f64d87545c04.rlib" "/opt/crater/target/debug/deps/libfutures-b20f2b73617489cb.rlib" "/opt/crater/target/debug/deps/libfailure-c0e047ccd03ba8a4.rlib" "/opt/crater/target/debug/deps/libbacktrace-c32d8bf3da427cb2.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-e8d6c6dd2db7ea19.rlib" "/opt/crater/target/debug/deps/librustc_demangle-d28dead022c91677.rlib" "/opt/crater/target/debug/deps/libbitflags-031756039b29afaf.rlib" "/opt/crater/target/debug/deps/libtime-02df2520ea6bd9c8.rlib" "/opt/crater/target/debug/deps/libsha1-39b1a0de906cd753.rlib" "/opt/crater/target/debug/deps/libregex-57d9f81e425d14db.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-2bf78c4326671e6c.rlib" "/opt/crater/target/debug/deps/libregex_syntax-cedbce883414c2f1.rlib" "/opt/crater/target/debug/deps/libucd_util-edaa55c21d4132d5.rlib" "/opt/crater/target/debug/deps/libthread_local-8c7127bfc065007d.rlib" "/opt/crater/target/debug/deps/liblazy_static-024dbe6825df62a4.rlib" "/opt/crater/target/debug/deps/libaho_corasick-fa405e77c18f01ef.rlib" "/opt/crater/target/debug/deps/libmemchr-94d1a85e5ff5a955.rlib" "/opt/crater/target/debug/deps/libbytes-5cb2ce7a8d0865b6.rlib" "/opt/crater/target/debug/deps/libiovec-67ae21375b82414a.rlib" "/opt/crater/target/debug/deps/liblibc-53398b030dc76cdf.rlib" "/opt/crater/target/debug/deps/libbase64-25df249daf395b3d.rlib" "/opt/crater/target/debug/deps/libbyteorder-9c5019ad5864b905.rlib" "/opt/crater/target/debug/deps/liblog-60511ed71c6d9c96.rlib" "/opt/crater/target/debug/deps/libcfg_if-3f691fa550e97962.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4a76ff35a356aedf.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e11c7b3b3225afe2.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-13217ede3d276f16.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-621a9ee22da6caa1.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-546c844e8071bbeb.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-be9569e4d599746f.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-47d8845cef2a3bc5.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-017511bce73a530c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-be7979c57a08057b.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d6459c4f0817c67c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-580035dd98451925.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-aee5c24fff305dea.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8a55a4098920125a.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-9fc4b5be2ba5cc19.rlib" "-Wl,-Bdynamic" "-lwkhtmltox" "-lwkhtmltox" "-lssl" "-lcrypto" "-lz" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lwkhtmltox
[INFO] [stderr]           /usr/bin/ld: cannot find -lwkhtmltox
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `core`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e3c1015f79b83d114ccab773ddc636122edf7eac3a12ed92fbc8ff315c51f201"`
[INFO] running `"docker" "rm" "-f" "e3c1015f79b83d114ccab773ddc636122edf7eac3a12ed92fbc8ff315c51f201"`
[INFO] [stdout] e3c1015f79b83d114ccab773ddc636122edf7eac3a12ed92fbc8ff315c51f201