[INFO] cloning repository https://github.com/varjolintu/rosti
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varjolintu/rosti" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarjolintu%2Frosti", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarjolintu%2Frosti'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c96354ccb38c0af89c5a4dcbf925a210bed37064
[INFO] testing varjolintu/rosti against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarjolintu%2Frosti" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/varjolintu/rosti on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/varjolintu/rosti
[INFO] finished tweaking git repo https://github.com/varjolintu/rosti
[INFO] tweaked toml for git repo https://github.com/varjolintu/rosti written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/varjolintu/rosti already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00eed1496e97dbe4948ac5d54afeb42723fdbcee9a6977b1975b187494bf5721
[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" "00eed1496e97dbe4948ac5d54afeb42723fdbcee9a6977b1975b187494bf5721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00eed1496e97dbe4948ac5d54afeb42723fdbcee9a6977b1975b187494bf5721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00eed1496e97dbe4948ac5d54afeb42723fdbcee9a6977b1975b187494bf5721", kill_on_drop: false }`
[INFO] [stdout] 00eed1496e97dbe4948ac5d54afeb42723fdbcee9a6977b1975b187494bf5721
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e18a456462fba13b5f77585d7c54f3342bce14a632ebb4ee89197985e5bb64e
[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" "1e18a456462fba13b5f77585d7c54f3342bce14a632ebb4ee89197985e5bb64e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling pkg-config v0.3.13
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling ryu v0.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling socket2 v0.3.7
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling libz-sys v1.0.20
[INFO] [stderr]    Compiling curl-sys v0.4.8
[INFO] [stderr]    Compiling chrono v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling curl v0.4.14
[INFO] [stderr]    Compiling rosti v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.rosti.bxtuav09-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e" "/opt/rustwide/target/debug/deps/rosti-144df46555e2fc9e.4it7tjrg564kr82q.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/curl-sys-93baf6f038d8b118/out/lib" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libserde_json-768029893293b1c0.rlib" "/opt/rustwide/target/debug/deps/libitoa-9a51324ef23121f8.rlib" "/opt/rustwide/target/debug/deps/libryu-0181ca98fc0423cc.rlib" "/opt/rustwide/target/debug/deps/libserde-c3da57a70a5cf470.rlib" "/opt/rustwide/target/debug/deps/libcurl-eb57d3635b6278b7.rlib" "/opt/rustwide/target/debug/deps/libopenssl_probe-0807aab40c872817.rlib" "/opt/rustwide/target/debug/deps/libsocket2-8bfb7861fa140dea.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-ad74d04d99ea3981.rlib" "/opt/rustwide/target/debug/deps/libcurl_sys-6f5ac705e1aaa7ad.rlib" "/opt/rustwide/target/debug/deps/libopenssl_sys-2518744b03c1bda0.rlib" "/opt/rustwide/target/debug/deps/liblibz_sys-37fc01b47bb1f267.rlib" "/opt/rustwide/target/debug/deps/libclap-8aeac4c2d6f065fe.rlib" "/opt/rustwide/target/debug/deps/libvec_map-8d2af087de360564.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-9e7eb393cf1e6503.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-a9a20247601aeda8.rlib" "/opt/rustwide/target/debug/deps/libstrsim-5da1e89203290db5.rlib" "/opt/rustwide/target/debug/deps/libbitflags-ad8729d9c80cae41.rlib" "/opt/rustwide/target/debug/deps/libatty-8e01cdf74aacefca.rlib" "/opt/rustwide/target/debug/deps/libansi_term-017778a055950e81.rlib" "/opt/rustwide/target/debug/deps/libchrono-4b0bd965dbf10661.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-9f5b2347a00d29e7.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-283e3411b3aa3fa9.rlib" "/opt/rustwide/target/debug/deps/libtime-56204a4480c896bc.rlib" "/opt/rustwide/target/debug/deps/liblibc-a1242cd790f47890.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lssl" "-lcrypto" "-lz" "-lutil" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-6f5ac705e1aaa7ad.rlib(libcurl_la-version.o): in function `brotli_version':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/version.c:93: undefined reference to `BrotliDecoderVersion'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-6f5ac705e1aaa7ad.rlib(libcurl_la-version.o): in function `curl_version_info':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/version.c:447: undefined reference to `BrotliDecoderVersion'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-6f5ac705e1aaa7ad.rlib(libcurl_la-content_encoding.o): in function `brotli_init_writer':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/content_encoding.c:629: undefined reference to `BrotliDecoderCreateInstance'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-6f5ac705e1aaa7ad.rlib(libcurl_la-content_encoding.o): in function `brotli_unencode_write':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/content_encoding.c:656: undefined reference to `BrotliDecoderDecompressStream'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/content_encoding.c:667: undefined reference to `BrotliDecoderDestroyInstance'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/content_encoding.c:673: undefined reference to `BrotliDecoderGetErrorCode'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-6f5ac705e1aaa7ad.rlib(libcurl_la-content_encoding.o): in function `brotli_close_writer':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.4.8/curl/lib/content_encoding.c:689: undefined reference to `BrotliDecoderDestroyInstance'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rosti`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1e18a456462fba13b5f77585d7c54f3342bce14a632ebb4ee89197985e5bb64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e18a456462fba13b5f77585d7c54f3342bce14a632ebb4ee89197985e5bb64e", kill_on_drop: false }`
[INFO] [stdout] 1e18a456462fba13b5f77585d7c54f3342bce14a632ebb4ee89197985e5bb64e