[INFO] fetching crate msdfgen-lib 0.1.0...
[INFO] documenting msdfgen-lib-0.1.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate msdfgen-lib 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate msdfgen-lib 0.1.0 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 crates.io crate msdfgen-lib 0.1.0
[INFO] finished tweaking crates.io crate msdfgen-lib 0.1.0
[INFO] tweaked toml for crates.io crate msdfgen-lib 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2da6ff855c3f6af2cbd8cd8e7d854bb582ffd3216c39a2059efe189e1269eca9
[INFO] running `Command { std: "docker" "start" "-a" "2da6ff855c3f6af2cbd8cd8e7d854bb582ffd3216c39a2059efe189e1269eca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2da6ff855c3f6af2cbd8cd8e7d854bb582ffd3216c39a2059efe189e1269eca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2da6ff855c3f6af2cbd8cd8e7d854bb582ffd3216c39a2059efe189e1269eca9", kill_on_drop: false }`
[INFO] [stdout] 2da6ff855c3f6af2cbd8cd8e7d854bb582ffd3216c39a2059efe189e1269eca9
[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" "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] 2b5af7af161c14c16be69a1eac67d66e2f105a0d49eae33e56baa63a7b11d4b6
[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" "2b5af7af161c14c16be69a1eac67d66e2f105a0d49eae33e56baa63a7b11d4b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling chunked_transfer v1.3.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling ureq v0.11.4
[INFO] [stderr]    Compiling fetch_unroll v0.2.1
[INFO] [stderr]    Compiling msdfgen-lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `msdfgen-lib v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/msdfgen-lib-ca98837de5abe0a5/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Fetch msdfgen from https://github.com/katyo/msdfgen-rs/releases/download/msdfgen-core-1.6-gitb9d6f0b/msdfgen-core-1.6-gitb9d6f0b.tar.gz to /opt/rustwide/target/debug/build/msdfgen-lib-58b8703a9c0d39cc/out/source/1.6-gitb9d6f0b
[INFO] [stderr]   thread 'main' panicked at 'Msdfgen sources should be fetched.: Http("Unresolved domain name: failed to lookup address information: Temporary failure in name resolution")', build.rs:65:18
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x564a04bfe010 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x564a04bfe010 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x564a04bfe010 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x564a04bfe010 - <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:     0x564a04c20a6c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]      5:     0x564a04bf7037 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]      6:     0x564a04c00960 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x564a04c00960 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x564a04c00960 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x564a04c006ac - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x564a04c00fc3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x564a04c00b99 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stderr]     12:     0x564a04bfe49c - 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:     0x564a04c00b59 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stderr]     14:     0x564a04c1fd91 - core::panicking::panic_fmt::h4e2659771ebc78eb
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x564a04c1fbb3 - core::option::expect_none_failed::h448b58a024c2c33a
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/option.rs:1221
[INFO] [stderr]     16:     0x564a04903cab - core::result::Result<T,E>::expect::hcb85addfac3ed511
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/result.rs:933
[INFO] [stderr]     17:     0x564a04915bee - build_script_build::utils::fetch_source::h9f73665d50ac04e0
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:64
[INFO] [stderr]     18:     0x564a049023f9 - build_script_build::main::ha79c038f626e40c4
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:30
[INFO] [stderr]     19:     0x564a0490126b - core::ops::function::FnOnce::call_once::h29e28a5fb5394543
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]     20:     0x564a0491a05e - std::sys_common::backtrace::__rust_begin_short_backtrace::h58004c47b17e7275
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     21:     0x564a049048c1 - std::rt::lang_start::{{closure}}::hb2b371fd5be55a16
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:66
[INFO] [stderr]     22:     0x564a04c013c1 - 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:     0x564a04c013c1 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]     24:     0x564a04c013c1 - std::panicking::try::h6311c259678e50fc
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]     25:     0x564a04c013c1 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]     26:     0x564a04c013c1 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stderr]     27:     0x564a04904897 - std::rt::lang_start::h2623559ffa16e77c
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:65
[INFO] [stderr]     28:     0x564a0490259a - main
[INFO] [stderr]     29:     0x7f8150afc0b3 - __libc_start_main
[INFO] [stderr]     30:     0x564a048f70ee - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "2b5af7af161c14c16be69a1eac67d66e2f105a0d49eae33e56baa63a7b11d4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b5af7af161c14c16be69a1eac67d66e2f105a0d49eae33e56baa63a7b11d4b6", kill_on_drop: false }`
[INFO] [stdout] 2b5af7af161c14c16be69a1eac67d66e2f105a0d49eae33e56baa63a7b11d4b6
