[INFO] updating cached repository mmstick/parallel [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mmstick/parallel [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mmstick/parallel" "work/ex/beta-1.37-6/sources/1.36.0/gh/mmstick/parallel"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mmstick/parallel'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mmstick/parallel" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mmstick/parallel"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mmstick/parallel'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c5a0df810acae4ca04bc4c0291e9f0f00309c828 [INFO] sha for GitHub repo mmstick/parallel: c5a0df810acae4ca04bc4c0291e9f0f00309c828 [INFO] validating manifest of mmstick/parallel on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mmstick/parallel on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mmstick/parallel [INFO] finished frobbing mmstick/parallel [INFO] frobbed toml for mmstick/parallel written to work/ex/beta-1.37-6/sources/1.36.0/gh/mmstick/parallel/Cargo.toml [INFO] started frobbing mmstick/parallel [INFO] finished frobbing mmstick/parallel [INFO] frobbed toml for mmstick/parallel written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mmstick/parallel/Cargo.toml [INFO] crate mmstick/parallel already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing mmstick/parallel against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mmstick/parallel:/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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] d77f11ad1b4b27478733d80092af9ad249fdd593740e351d9065ec2a30724ea3 [INFO] running `"docker" "start" "-a" "d77f11ad1b4b27478733d80092af9ad249fdd593740e351d9065ec2a30724ea3"` [INFO] [stderr] Compiling permutate v0.3.2 [INFO] [stderr] Compiling numtoa v0.0.7 [INFO] [stderr] Compiling sys-info v0.5.0 [INFO] [stderr] Compiling wait-timeout v0.1.5 [INFO] [stderr] Compiling parallel v0.11.3 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:242:9 [INFO] [stderr] | [INFO] [stderr] 242 | /// Prints messages from executed commands in the correct order. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 243 | let errors = execute::receive_messages(input_rx, args, &base_path, &processed_path, &errors_path); [INFO] [stderr] | -------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:245:9 [INFO] [stderr] | [INFO] [stderr] 245 | /// Wait for all threads to exit before proceeding. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 246 | for thread in threads { thread.join().unwrap(); } [INFO] [stderr] | ------------------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/arguments/mod.rs:378:25 [INFO] [stderr] | [INFO] [stderr] 378 | let parse_line: Box) -> io::Result> = [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(io::Result) -> io::Result` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/execute/dry.rs:26:26 [INFO] [stderr] | [INFO] [stderr] 26 | let pipe_action: Box = if flags & arguments::SHELL_QUOTE != 0 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut StdoutLock, &str)` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/arguments/mod.rs:553:9 [INFO] [stderr] | [INFO] [stderr] 553 | let mut append_list = &mut Vec::new(); [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: variable does not need to be mutable [INFO] [stderr] --> src/execute/exec_commands.rs:36:13 [INFO] [stderr] | [INFO] [stderr] 36 | let mut command_buffer = &mut String::with_capacity(64); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/execute/pipe.rs:41:17 [INFO] [stderr] | [INFO] [stderr] 41 | let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child"); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [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/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.parallel.3bghiwqq-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440" "/opt/crater/target/debug/deps/parallel-dcd4a9347ceb7440.10kdt1i6k1iq9pcl.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/target/debug/build/sys-info-ff920e6e01796c9c/out" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libwait_timeout-ab2c0a8ad71c8fad.rlib" "/opt/crater/target/debug/deps/libtime-7447adf4c9caa3bb.rlib" "/opt/crater/target/debug/deps/libsys_info-476284f1aa366eba.rlib" "/opt/crater/target/debug/deps/libsmallvec-4ed2b25f1cddc598.rlib" "/opt/crater/target/debug/deps/libpermutate-4c97599608a16977.rlib" "/opt/crater/target/debug/deps/libnum_cpus-a518bb865ca5d08d.rlib" "/opt/crater/target/debug/deps/liblibc-abbb2aa32a263773.rlib" "/opt/crater/target/debug/deps/libnumtoa-2df7fcc538d75725.rlib" "/opt/crater/target/debug/deps/libitoa-9ebfd626e354a8ac.rlib" "/opt/crater/target/debug/deps/libarrayvec-1dabc46d677f769f.rlib" "/opt/crater/target/debug/deps/libnodrop-0480a5e661f37fde.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /opt/crater/target/debug/deps/libsys_info-476284f1aa366eba.rlib(sys_info-476284f1aa366eba.sys_info.go3s08up-cgu.2.rcgu.o): In function `sys_info::mem_info': [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/sys-info-0.5.0/lib.rs:252: undefined reference to `get_mem_info' [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 `parallel`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "d77f11ad1b4b27478733d80092af9ad249fdd593740e351d9065ec2a30724ea3"` [INFO] running `"docker" "rm" "-f" "d77f11ad1b4b27478733d80092af9ad249fdd593740e351d9065ec2a30724ea3"` [INFO] [stdout] d77f11ad1b4b27478733d80092af9ad249fdd593740e351d9065ec2a30724ea3