[INFO] crate cgroup-sys 0.1.1 is already in cache
[INFO] extracting crate cgroup-sys 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/cgroup-sys/0.1.1
[INFO] extracting crate cgroup-sys 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cgroup-sys/0.1.1
[INFO] validating manifest of cgroup-sys-0.1.1 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 cgroup-sys-0.1.1 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 cgroup-sys-0.1.1
[INFO] finished frobbing cgroup-sys-0.1.1
[INFO] frobbed toml for cgroup-sys-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cgroup-sys/0.1.1/Cargo.toml
[INFO] started frobbing cgroup-sys-0.1.1
[INFO] finished frobbing cgroup-sys-0.1.1
[INFO] frobbed toml for cgroup-sys-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cgroup-sys/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 cgroup-sys-0.1.1 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-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cgroup-sys/0.1.1:/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] fa3c203c3d00e0ab0dc76c28b6f6a7ddff9b270f7b321f4b3240ceb8bd4ad915
[INFO] running `"docker" "start" "-a" "fa3c203c3d00e0ab0dc76c28b6f6a7ddff9b270f7b321f4b3240ceb8bd4ad915"`
[INFO] [stderr]    Compiling cgroup-sys v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stderr]  --> src/lib.rs:2:64
[INFO] [stderr]   |
[INFO] [stderr] 2 | use libc::{c_int, c_void, c_char, pid_t, uid_t, gid_t, mode_t, int64_t, uint64_t};
[INFO] [stderr]   |                                                                ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]  --> src/lib.rs:2:73
[INFO] [stderr]   |
[INFO] [stderr] 2 | use libc::{c_int, c_void, c_char, pid_t, uid_t, gid_t, mode_t, int64_t, uint64_t};
[INFO] [stderr]   |                                                                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stderr]    --> src/lib.rs:181:42
[INFO] [stderr]     |
[INFO] [stderr] 181 |                                   value: int64_t)
[INFO] [stderr]     |                                          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:185:43
[INFO] [stderr]     |
[INFO] [stderr] 185 |                                    value: uint64_t)
[INFO] [stderr]     |                                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stderr]    --> src/lib.rs:197:49
[INFO] [stderr]     |
[INFO] [stderr] 197 |                                   value: *const int64_t)
[INFO] [stderr]     |                                                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:201:50
[INFO] [stderr]     |
[INFO] [stderr] 201 |                                    value: *const uint64_t)
[INFO] [stderr]     |                                                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stderr]    --> src/lib.rs:213:42
[INFO] [stderr]     |
[INFO] [stderr] 213 |                                   value: int64_t)
[INFO] [stderr]     |                                          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:217:43
[INFO] [stderr]     |
[INFO] [stderr] 217 |                                    value: uint64_t)
[INFO] [stderr]     |                                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "fa3c203c3d00e0ab0dc76c28b6f6a7ddff9b270f7b321f4b3240ceb8bd4ad915"`
[INFO] running `"docker" "rm" "-f" "fa3c203c3d00e0ab0dc76c28b6f6a7ddff9b270f7b321f4b3240ceb8bd4ad915"`
[INFO] [stdout] fa3c203c3d00e0ab0dc76c28b6f6a7ddff9b270f7b321f4b3240ceb8bd4ad915
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cgroup-sys/0.1.1:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6f1d80128e9143508ddc57bac31c0d85defa101404ad4c530bda4ed2ef51740c
[INFO] running `"docker" "start" "-a" "6f1d80128e9143508ddc57bac31c0d85defa101404ad4c530bda4ed2ef51740c"`
[INFO] [stderr]    Compiling cgroup-sys v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stderr]  --> src/lib.rs:2:64
[INFO] [stderr]   |
[INFO] [stderr] 2 | use libc::{c_int, c_void, c_char, pid_t, uid_t, gid_t, mode_t, int64_t, uint64_t};
[INFO] [stderr]   |                                                                ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]  --> src/lib.rs:2:73
[INFO] [stderr]   |
[INFO] [stderr] 2 | use libc::{c_int, c_void, c_char, pid_t, uid_t, gid_t, mode_t, int64_t, uint64_t};
[INFO] [stderr]   |                                                                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stderr]    --> src/lib.rs:181:42
[INFO] [stderr]     |
[INFO] [stderr] 181 |                                   value: int64_t)
[INFO] [stderr]     |                                          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:185:43
[INFO] [stderr]     |
[INFO] [stderr] 185 |                                    value: uint64_t)
[INFO] [stderr]     |                                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stderr]    --> src/lib.rs:197:49
[INFO] [stderr]     |
[INFO] [stderr] 197 |                                   value: *const int64_t)
[INFO] [stderr]     |                                                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:201:50
[INFO] [stderr]     |
[INFO] [stderr] 201 |                                    value: *const uint64_t)
[INFO] [stderr]     |                                                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stderr]    --> src/lib.rs:213:42
[INFO] [stderr]     |
[INFO] [stderr] 213 |                                   value: int64_t)
[INFO] [stderr]     |                                          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:217:43
[INFO] [stderr]     |
[INFO] [stderr] 217 |                                    value: uint64_t)
[INFO] [stderr]     |                                           ^^^^^^^^
[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/cgroup_sys-fe179011f595b606.cgroup_sys.2sjipwfh-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/cgroup_sys-fe179011f595b606.cgroup_sys.2sjipwfh-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/cgroup_sys-fe179011f595b606.cgroup_sys.2sjipwfh-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/cgroup_sys-fe179011f595b606.cgroup_sys.2sjipwfh-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/cgroup_sys-fe179011f595b606.cgroup_sys.2sjipwfh-cgu.4.rcgu.o" "-o" "/opt/crater/target/debug/deps/cgroup_sys-fe179011f595b606" "/opt/crater/target/debug/deps/cgroup_sys-fe179011f595b606.2k5fblk0cpohks7g.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lcgroup" "-Wl,-Bstatic" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-7d9df032c0eb8a14.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-77300aa0d630d98f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-4d48ca12b265d456.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-8869eee15acf0f54.rlib" "/opt/crater/target/debug/deps/liblibc-15b143653abd1ffe.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" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lcgroup
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[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/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.lib.5hvgma4d-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc" "/opt/crater/target/debug/deps/lib-5063aaf590a072fc.mchqu4tjk29bi17.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-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/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-7d9df032c0eb8a14.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-77300aa0d630d98f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-4d48ca12b265d456.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-8869eee15acf0f54.rlib" "/opt/crater/target/debug/deps/libcgroup_sys-99a7ca85a253aa5b.rlib" "/opt/crater/target/debug/deps/liblibc-15b143653abd1ffe.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" "-lcgroup" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lcgroup
[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: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `cgroup-sys`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `cgroup-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6f1d80128e9143508ddc57bac31c0d85defa101404ad4c530bda4ed2ef51740c"`
[INFO] running `"docker" "rm" "-f" "6f1d80128e9143508ddc57bac31c0d85defa101404ad4c530bda4ed2ef51740c"`
[INFO] [stdout] 6f1d80128e9143508ddc57bac31c0d85defa101404ad4c530bda4ed2ef51740c