[INFO] cloning repository jkcclemens/path [INFO] running `"git" "clone" "--bare" "git://github.com/jkcclemens/path.git" "work/cache/sources/gh/jkcclemens/path"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jkcclemens/path'... [INFO] running `"git" "clone" "work/cache/sources/gh/jkcclemens/path" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jkcclemens/path"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jkcclemens/path'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jkcclemens/path" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jkcclemens/path"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jkcclemens/path'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 22a1ec38b04636bcabe78fe182a3bb1ae8fb77f7 [INFO] sha for GitHub repo jkcclemens/path: 22a1ec38b04636bcabe78fe182a3bb1ae8fb77f7 [INFO] validating manifest of jkcclemens/path on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of jkcclemens/path on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing jkcclemens/path [INFO] finished frobbing jkcclemens/path [INFO] frobbed toml for jkcclemens/path written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jkcclemens/path/Cargo.toml [INFO] started frobbing jkcclemens/path [INFO] finished frobbing jkcclemens/path [INFO] frobbed toml for jkcclemens/path written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jkcclemens/path/Cargo.toml [INFO] crate jkcclemens/path already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded error-chain v0.2.2 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing jkcclemens/path against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jkcclemens/path:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] 3e2295ba140e2406a96d0ae0d4584d837c8f11548816afdb5ab5b338aff91911 [INFO] running `"docker" "start" "-a" "3e2295ba140e2406a96d0ae0d4584d837c8f11548816afdb5ab5b338aff91911"` [INFO] [stderr] Compiling serde v0.8.21 [INFO] [stderr] Compiling syn v0.10.5 [INFO] [stderr] Compiling number_prefix v0.2.7 [INFO] [stderr] Compiling clap v2.19.2 [INFO] [stderr] Compiling error-chain v0.2.2 [INFO] [stderr] Compiling serde_codegen_internals v0.11.3 [INFO] [stderr] Compiling serde_codegen v0.8.21 [INFO] [stderr] Compiling serde_json v0.8.4 [INFO] [stderr] Compiling serde_derive v0.8.21 [INFO] [stderr] Compiling path v0.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/path_sort/mod.rs:113:23 [INFO] [stderr] | [INFO] [stderr] 113 | if let Some(mut x) = def { [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] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(proc_macro)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] 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/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/path-d95376788aa014c2.path.dc7fwlq3-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/path-d95376788aa014c2" "/opt/crater/target/debug/deps/path-d95376788aa014c2.23sfkfulmxoexmbf.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libseparator-7539353fa0742006.rlib" "/opt/crater/target/debug/deps/libnumber_prefix-d8d6e14751eaaaf6.rlib" "/opt/crater/target/debug/deps/liberror_chain-597ee83fcc4a8c5e.rlib" "/opt/crater/target/debug/deps/libbacktrace-2594de402a9fadb7.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-bbdfd2b313b909cb.rlib" "/opt/crater/target/debug/deps/librustc_demangle-6917eb5c6fb1ba4f.rlib" "/opt/crater/target/debug/deps/libcfg_if-dd8e36b0bfa0c1f1.rlib" "/opt/crater/target/debug/deps/libdbghelp-a6acc9f0a368465f.rlib" "/opt/crater/target/debug/deps/libwinapi-6fcedc2d2f28cc0f.rlib" "/opt/crater/target/debug/deps/libkernel32-772fbdd4a4514fe6.rlib" "/opt/crater/target/debug/deps/libserde_json-4434c73f9cfe556a.rlib" "/opt/crater/target/debug/deps/libdtoa-7ff8bc20947c079e.rlib" "/opt/crater/target/debug/deps/libitoa-862e92962a62f3ff.rlib" "/opt/crater/target/debug/deps/libserde-b4e7674a42d2ff49.rlib" "/opt/crater/target/debug/deps/libnum_traits-49ce1f445558d786.rlib" "/opt/crater/target/debug/deps/libclap-db806c7f808c9568.rlib" "/opt/crater/target/debug/deps/libunicode_segmentation-8e1be72b78e166af.rlib" "/opt/crater/target/debug/deps/libterm_size-a5bfbf8eb9d29f43.rlib" "/opt/crater/target/debug/deps/libvec_map-955c283195113756.rlib" "/opt/crater/target/debug/deps/libbitflags-1a419d862fd59e6e.rlib" "/opt/crater/target/debug/deps/libunicode_width-45cf281a67fc78d9.rlib" "/opt/crater/target/debug/deps/liblibc-7362b1bf5a65e14c.rlib" "/opt/crater/target/debug/deps/libansi_term-ec6c7db5cbeec31e.rlib" "/opt/crater/target/debug/deps/libstrsim-a697138fd6020173.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5eb7072357e3f704.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-be57a0a20ef83edc.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-53ea5c4d1e8787c5.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-90a03fea645d1ca0.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-d0be8ec5eb12a622.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-c9bd1ed65ad5f9b5.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-232a620458cbc142.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-378c2daa95643520.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b1ad0e3b0cafff9a.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bd92551ef79ec0f7.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-6f92150ede6dcf89.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5d5836de4a922af7.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0bd990bd23dec0da.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5a50a9afbc6d167.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /opt/crater/target/debug/deps/libbacktrace-2594de402a9fadb7.rlib(backtrace-2594de402a9fadb7.backtrace.3rv9e8bp-cgu.15.rcgu.o): In function `backtrace::symbolize::libbacktrace::init_state::{{closure}}': [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:150: undefined reference to `backtrace_create_state' [INFO] [stderr] /opt/crater/target/debug/deps/libbacktrace-2594de402a9fadb7.rlib(backtrace-2594de402a9fadb7.backtrace.3rv9e8bp-cgu.15.rcgu.o): In function `backtrace::symbolize::libbacktrace::resolve': [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:167: undefined reference to `backtrace_pcinfo' [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:171: 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 `path`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "3e2295ba140e2406a96d0ae0d4584d837c8f11548816afdb5ab5b338aff91911"` [INFO] running `"docker" "rm" "-f" "3e2295ba140e2406a96d0ae0d4584d837c8f11548816afdb5ab5b338aff91911"` [INFO] [stdout] 3e2295ba140e2406a96d0ae0d4584d837c8f11548816afdb5ab5b338aff91911