[INFO] cloning repository https://github.com/AltSysrq/hexeline
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AltSysrq/hexeline" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAltSysrq%2Fhexeline", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAltSysrq%2Fhexeline'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe727eed0b195fef01fc4e26a0c27995eeb579d9
[INFO] documenting AltSysrq/hexeline against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAltSysrq%2Fhexeline" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AltSysrq/hexeline on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AltSysrq/hexeline
[INFO] finished tweaking git repo https://github.com/AltSysrq/hexeline
[INFO] tweaked toml for git repo https://github.com/AltSysrq/hexeline written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/AltSysrq/hexeline already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6937224b2ce2be14bcae617295382b97a76e45462ddc388b3b78e026230cd8b6
[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" "6937224b2ce2be14bcae617295382b97a76e45462ddc388b3b78e026230cd8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6937224b2ce2be14bcae617295382b97a76e45462ddc388b3b78e026230cd8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6937224b2ce2be14bcae617295382b97a76e45462ddc388b3b78e026230cd8b6", kill_on_drop: false }`
[INFO] [stdout] 6937224b2ce2be14bcae617295382b97a76e45462ddc388b3b78e026230cd8b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb5039411ba21ffd547fbb0c99ebffc7c3d40a0094f8de76c221af11958f3b85
[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" "bb5039411ba21ffd547fbb0c99ebffc7c3d40a0094f8de76c221af11958f3b85", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling spin v0.4.10
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling encoding_rs v0.8.16
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking arc-swap v0.3.7
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking bit-set v0.5.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking packed_simd v0.3.3
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_pcg v0.1.1
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]    Compiling filetime v0.2.4
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling tar v0.4.20
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]    Compiling flate2 v1.0.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd-0.3.3/src/lib.rs:202:1
[INFO] [stdout]     |
[INFO] [stdout] 202 | / #![feature(
[INFO] [stdout] 203 | |     repr_simd,
[INFO] [stdout] 204 | |     const_fn,
[INFO] [stdout] 205 | |     platform_intrinsics,
[INFO] [stdout] ...   |
[INFO] [stdout] 215 | |     custom_inner_attributes
[INFO] [stdout] 216 | | )]
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]    Compiling unidiff v0.3.1
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr] error: failed to run custom build command for `sdl2-sys v0.32.5`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/sdl2-sys-d8e54ea4ae268ed0/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Command 'curl' failed:   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
[INFO] [stderr]                                    Dload  Upload   Total   Spent    Left  Speed
[INFO] [stderr]   
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0curl: (6) Could not resolve host: libsdl.org
[INFO] [stderr]   ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.32.5/build.rs:46:17
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55912d3fc170 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55912d3fc170 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55912d3fc170 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55912d3fc170 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55912d41cf6c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]      5:     0x55912d3f8707 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]      6:     0x55912d3fe8a0 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55912d3fe8a0 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55912d3fe8a0 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x55912d3fe5ec - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x55912d3fef03 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x55912d3fead9 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stderr]     12:     0x55912d3fc5fc - std::sys_common::backtrace::__rust_end_short_backtrace::h39910f557f5f2367
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55912d3fea99 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stderr]     14:     0x55912d3fea4b - std::panicking::begin_panic_fmt::hc1b1320af38b7e12
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:429
[INFO] [stderr]     15:     0x55912d1a7560 - build_script_build::run_command::h5936b483fb9d7208
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.32.5/build.rs:46
[INFO] [stderr]     16:     0x55912d1a7712 - build_script_build::download_to::h2590dd749941f03e
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.32.5/build.rs:67
[INFO] [stderr]     17:     0x55912d1a7c69 - build_script_build::download_sdl2::h609a38ee40f38bc8
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.32.5/build.rs:110
[INFO] [stderr]     18:     0x55912d1ac0ac - build_script_build::main::h9e8becced60a1f23
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.32.5/build.rs:458
[INFO] [stderr]     19:     0x55912d1b093b - core::ops::function::FnOnce::call_once::h589a61515e8cf417
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]     20:     0x55912d1b055e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc3e9a0af781c0e33
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     21:     0x55912d1b9bb1 - std::rt::lang_start::{{closure}}::h906421361dd2a1a4
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:66
[INFO] [stderr]     22:     0x55912d3ff301 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stderr]     23:     0x55912d3ff301 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]     24:     0x55912d3ff301 - std::panicking::try::h6311c259678e50fc
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]     25:     0x55912d3ff301 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]     26:     0x55912d3ff301 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stderr]     27:     0x55912d1b9b87 - std::rt::lang_start::h8efa871d2e3bf727
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:65
[INFO] [stderr]     28:     0x55912d1ac75a - main
[INFO] [stderr]     29:     0x7f1bbe7250b3 - __libc_start_main
[INFO] [stderr]     30:     0x55912d1a70fe - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bb5039411ba21ffd547fbb0c99ebffc7c3d40a0094f8de76c221af11958f3b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb5039411ba21ffd547fbb0c99ebffc7c3d40a0094f8de76c221af11958f3b85", kill_on_drop: false }`
[INFO] [stdout] bb5039411ba21ffd547fbb0c99ebffc7c3d40a0094f8de76c221af11958f3b85
