[INFO] cloning repository https://github.com/rednaz1337/mandelbrot-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rednaz1337/mandelbrot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frednaz1337%2Fmandelbrot-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frednaz1337%2Fmandelbrot-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64555bdc906fe2790c620d0a027bdbab7fce7e93
[INFO] checking rednaz1337/mandelbrot-rs against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frednaz1337%2Fmandelbrot-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rednaz1337/mandelbrot-rs on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rednaz1337/mandelbrot-rs
[INFO] finished tweaking git repo https://github.com/rednaz1337/mandelbrot-rs
[INFO] tweaked toml for git repo https://github.com/rednaz1337/mandelbrot-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/rednaz1337/mandelbrot-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 382f32cb8feddf1c52aad5990e317b891950ce1f9fe8c5efd38421474877c664
[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" "382f32cb8feddf1c52aad5990e317b891950ce1f9fe8c5efd38421474877c664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "382f32cb8feddf1c52aad5990e317b891950ce1f9fe8c5efd38421474877c664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "382f32cb8feddf1c52aad5990e317b891950ce1f9fe8c5efd38421474877c664", kill_on_drop: false }`
[INFO] [stdout] 382f32cb8feddf1c52aad5990e317b891950ce1f9fe8c5efd38421474877c664
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTFLAGS=--cap-lints=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c11ae554bc4f37129f8a4feaa9bf6b356923f2901809381544897a38a721bc8
[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" "7c11ae554bc4f37129f8a4feaa9bf6b356923f2901809381544897a38a721bc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling sdl2 v0.34.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking drawille v0.2.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.11
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling tar v0.4.29
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]    Compiling unidiff v0.3.3
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr] error: failed to run custom build command for `sdl2-sys v0.34.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/sdl2-sys-e293ddfd5050ae17/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-0.34.2/build.rs:53:17
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x555a0a2c6dd5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x555a0a2c6dd5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x555a0a2c6dd5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x555a0a2c6dd5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb4a83d2b61107e5
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x555a0a2ecd4c - core::fmt::write::ha20e7262fa3e8a7a
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x555a0a2c3022 - std::io::Write::write_fmt::h1aebfe8a5a79e36d
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x555a0a2c9900 - std::sys_common::backtrace::_print::h9c07314cc66ba539
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x555a0a2c9900 - std::sys_common::backtrace::print::hd1fd65f49a2d8544
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x555a0a2c9900 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x555a0a2c964c - std::panicking::default_hook::hc5868949d129ed00
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x555a0a2c9f43 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x555a0a2c9b3b - rust_begin_unwind
[INFO] [stderr]                                  at src/libstd/panicking.rs:437
[INFO] [stderr]     12:     0x555a0a2c9aab - std::panicking::begin_panic_fmt::h2ff295231415d4a6
[INFO] [stderr]                                  at src/libstd/panicking.rs:391
[INFO] [stderr]     13:     0x555a09ffc7a0 - build_script_build::run_command::hf3c1299d6c3fced4
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.34.2/build.rs:53
[INFO] [stderr]     14:     0x555a09ffc952 - build_script_build::download_to::h4706bca77965bff3
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.34.2/build.rs:74
[INFO] [stderr]     15:     0x555a09ffcea9 - build_script_build::download_sdl2::hb34ce1ec13441b21
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.34.2/build.rs:134
[INFO] [stderr]     16:     0x555a0a00175c - build_script_build::main::he45b9caabd6cb10f
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.34.2/build.rs:512
[INFO] [stderr]     17:     0x555a0a00fc0b - std::rt::lang_start::{{closure}}::h54d56a10d7c9e6fe
[INFO] [stderr]                                  at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67
[INFO] [stderr]     18:     0x555a0a2ca313 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     19:     0x555a0a2ca313 - std::panicking::try::do_call::he8e1d689a3e26def
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     20:     0x555a0a2ca313 - std::panicking::try::h264b6eebc2fa7bbf
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     21:     0x555a0a2ca313 - std::panic::catch_unwind::hbf28fafa723b2128
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     22:     0x555a0a2ca313 - std::rt::lang_start_internal::he959aa59bc3ec202
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     23:     0x555a0a00fbe7 - std::rt::lang_start::he0896a83ed7114bc
[INFO] [stderr]                                  at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67
[INFO] [stderr]     24:     0x555a0a0020aa - main
[INFO] [stderr]     25:     0x7f7793e460b3 - __libc_start_main
[INFO] [stderr]     26:     0x555a09ffc1ae - _start
[INFO] [stderr]     27:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7c11ae554bc4f37129f8a4feaa9bf6b356923f2901809381544897a38a721bc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c11ae554bc4f37129f8a4feaa9bf6b356923f2901809381544897a38a721bc8", kill_on_drop: false }`
[INFO] [stdout] 7c11ae554bc4f37129f8a4feaa9bf6b356923f2901809381544897a38a721bc8
