[INFO] updating cached repository https://github.com/ruscur/swagladder
[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] bcfc3f7a832337e805998e3d8911c3718b2d8b9e
[INFO] testing ruscur/swagladder against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruscur%2Fswagladder" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ruscur/swagladder on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ruscur/swagladder
[INFO] finished tweaking git repo https://github.com/ruscur/swagladder
[INFO] tweaked toml for git repo https://github.com/ruscur/swagladder written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ruscur/swagladder already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6ac0f456b98bad3be28b1bc78f554301226dfa40215a37734a606d2d3c1f242a
[INFO] running `"docker" "start" "-a" "6ac0f456b98bad3be28b1bc78f554301226dfa40215a37734a606d2d3c1f242a"`
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.3
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling gcc v0.3.42
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling httparse v1.2.1
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling siphasher v0.2.1
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling openssl v0.9.6
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling redis v0.7.1
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling sha1 v0.2.0
[INFO] [stderr]    Compiling pest v0.3.3
[INFO] [stderr]    Compiling buf_redux v0.3.0
[INFO] [stderr]    Compiling quick-error v1.1.0
[INFO] [stderr]    Compiling serde v0.7.15
[INFO] [stderr]    Compiling route-recognizer v0.1.11
[INFO] [stderr]    Compiling unicode-bidi v0.2.4
[INFO] [stderr]    Compiling mime v0.2.2
[INFO] [stderr]    Compiling unsafe-any v0.4.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling num_cpus v1.2.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling r2d2 v0.7.1
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]    Compiling hyper v0.10.3
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling aho-corasick v0.6.1
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]    Compiling thread_local v0.3.2
[INFO] [stderr]    Compiling num-bigint v0.1.35
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling url v1.4.0
[INFO] [stderr]    Compiling error-chain v0.7.2
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling metadeps v1.1.1
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling mime_guess v1.8.1
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling openssl-sys v0.9.6
[INFO] [stderr] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.4.0/src/form_urlencoded.rs:246:40
[INFO] [stderr]     |
[INFO] [stderr] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 246 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stderr]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0713`.
[INFO] [stderr] error: could not compile `url`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.0.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.1.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.10.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.11.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.12.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.13.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.14.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.15.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.2.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.3.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.4.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.5.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.6.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.7.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.8.rcgu.o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.build_script_build.645ex63r-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f" "/opt/rustwide/target/debug/build/openssl-sys-05a867d885bc522f/build_script_build-05a867d885bc522f.4tupvoup0p38v3kt.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmetadeps-05ad6d22d4fd283c.rlib" "/opt/rustwide/target/debug/deps/libtoml-b99c7802ffd95e8d.rlib" "/opt/rustwide/target/debug/deps/libpkg_config-dbec9f604d20fddb.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-e7ba26f46030d7db.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-5c8fdf7bc496df68.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-27872d96b7df5900.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-032e8deda3d1ae1a.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3fc688139546cad7.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-2e7e64bf69889b18.rlib" "/opt/rustwide/target/debug/deps/libwinapi-7bb0c4db0a257e6c.rlib" "/opt/rustwide/target/debug/deps/libkernel32-2a88380f4928b946.rlib" "/opt/rustwide/target/debug/deps/liblibc-74f7f95554019b3d.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-62f93208e14fa8f0.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-b2c4dbe979cef5e2.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-8b9b66cb3e9f891d.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5998b08bf29f56ac.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-efd1670396ccb585.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6435b9209e888961.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-866e5dfb603b34d2.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-75eac3089695b3b4.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-35744537b4825584.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-f7ee5081d96fb2cd.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-5b28479cb639d76c.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-f827473dd3b319fa.rlib" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-53f9c299c549c6a9.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/41997647ba6a77908f6ef64401414feb00bccf16/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-44132fbb3fcc18d3.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /opt/rustwide/target/debug/deps/libbacktrace-5c8fdf7bc496df68.rlib(backtrace-5c8fdf7bc496df68.backtrace.9lw087wi-cgu.14.rcgu.o): In function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state'
[INFO] [stderr]           /opt/rustwide/target/debug/deps/libbacktrace-5c8fdf7bc496df68.rlib(backtrace-5c8fdf7bc496df68.backtrace.9lw087wi-cgu.14.rcgu.o): In function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:177: undefined reference to `backtrace_syminfo'
[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 `openssl-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6ac0f456b98bad3be28b1bc78f554301226dfa40215a37734a606d2d3c1f242a"`
[INFO] running `"docker" "rm" "-f" "6ac0f456b98bad3be28b1bc78f554301226dfa40215a37734a606d2d3c1f242a"`
[INFO] [stdout] 6ac0f456b98bad3be28b1bc78f554301226dfa40215a37734a606d2d3c1f242a