[INFO] cloning repository https://github.com/aveminus/wikibar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aveminus/wikibar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faveminus%2Fwikibar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faveminus%2Fwikibar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52af87e175507001eabd04bcdfc3d13be312be1c
[INFO] testing aveminus/wikibar against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faveminus%2Fwikibar" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aveminus/wikibar on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aveminus/wikibar
[INFO] finished tweaking git repo https://github.com/aveminus/wikibar
[INFO] tweaked toml for git repo https://github.com/aveminus/wikibar written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/aveminus/wikibar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 2094d4bdb9d0887033055deeee813d980363c99f410be977a82fdf99cc268d7a
[INFO] running `Command { std: "docker" "start" "-a" "2094d4bdb9d0887033055deeee813d980363c99f410be977a82fdf99cc268d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2094d4bdb9d0887033055deeee813d980363c99f410be977a82fdf99cc268d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2094d4bdb9d0887033055deeee813d980363c99f410be977a82fdf99cc268d7a", kill_on_drop: false }`
[INFO] [stdout] 2094d4bdb9d0887033055deeee813d980363c99f410be977a82fdf99cc268d7a
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6540b049de5710285d1756c4e55572fc2fe8e5664a8fb5e4586a978661550723
[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" "6540b049de5710285d1756c4e55572fc2fe8e5664a8fb5e4586a978661550723", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v0.7.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]    Compiling curl-sys v0.2.5
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling serde_json v0.7.4
[INFO] [stderr]    Compiling curl v0.3.11
[INFO] [stderr]    Compiling wikibar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rel`
[INFO] [stdout]   --> src/main.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |         for (rel, page) in pages.iter() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_rel`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.wikibar.2fhwntpd-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979" "/opt/rustwide/target/debug/deps/wikibar-ffe9d0665da82979.4hxxl2ando014q7y.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-fa33261ae6f332b7/out/lib" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libserde_json-9fb591210e94ca59.rlib" "/opt/rustwide/target/debug/deps/libitoa-6b8479f4b258c699.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-43c04cd5e39cf8a8.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-a8f43e054a44200b.rlib" "/opt/rustwide/target/debug/deps/libserde-90cbff944701a046.rlib" "/opt/rustwide/target/debug/deps/libcurl-9489f84cb1d29525.rlib" "/opt/rustwide/target/debug/deps/libopenssl_probe-3fc17c5c1d53a384.rlib" "/opt/rustwide/target/debug/deps/libcurl_sys-5f98ee6e14231e65.rlib" "/opt/rustwide/target/debug/deps/libopenssl_sys-d0a9bd401bfbee95.rlib" "/opt/rustwide/target/debug/deps/liblibz_sys-1e73ace3fff8d588.rlib" "/opt/rustwide/target/debug/deps/liblibc-e41c2d10207ee17e.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-c659455244c9d2ca.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-448643d99e633b5d.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-c7c3d631a525883a.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d7659a11bb201e01.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-9aceb6f83a33a9b6.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-876c3057c8a2a7c2.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2f02aa3e24d2aa49.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-1d4694108f8cb543.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-79eaa6e630880f50.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-0df1a4ec96f80cf7.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bba9b0f0f4d77257.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-f848f9c987265235.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0d5ea4f2d39b8e27.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c22053fa5fc00a3b.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-c52e5d6301e1bd59.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-2675a9a46b5cec89.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-6e3d052afeb9f711.rlib" "-Wl,-Bdynamic" "-lssl" "-lcrypto" "-lz" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-5f98ee6e14231e65.rlib(libcurl_la-version.o): in function `curl_version':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.2.5/curl/lib/version.c:122: undefined reference to `psl_get_version'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libcurl_sys-5f98ee6e14231e65.rlib(libcurl_la-cookie.o): in function `Curl_cookie_add':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.2.5/curl/lib/cookie.c:801: undefined reference to `psl_builtin'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curl-sys-0.2.5/curl/lib/cookie.c:802: undefined reference to `psl_is_cookie_domain_acceptable'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libopenssl_sys-d0a9bd401bfbee95.rlib(openssl_sys-d0a9bd401bfbee95.openssl_sys.48hprm0x-cgu.9.rcgu.o): in function `openssl_sys::init::{{closure}}':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.7.17/src/lib.rs:517: undefined reference to `SSL_library_init'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.7.17/src/lib.rs:518: undefined reference to `SSL_load_error_strings'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.7.17/src/lib.rs:519: undefined reference to `OPENSSL_add_all_algorithms_noconf'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.7.17/src/lib.rs:521: undefined reference to `CRYPTO_num_locks'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.7.17/src/lib.rs:531: undefined reference to `CRYPTO_set_locking_callback'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libopenssl_sys-d0a9bd401bfbee95.rlib(openssl_sys-d0a9bd401bfbee95.openssl_sys.48hprm0x-cgu.9.rcgu.o): in function `openssl_sys::set_id_callback':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-0.7.17/src/lib.rs:544: undefined reference to `CRYPTO_set_id_callback'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wikibar`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "6540b049de5710285d1756c4e55572fc2fe8e5664a8fb5e4586a978661550723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6540b049de5710285d1756c4e55572fc2fe8e5664a8fb5e4586a978661550723", kill_on_drop: false }`
[INFO] [stdout] 6540b049de5710285d1756c4e55572fc2fe8e5664a8fb5e4586a978661550723