[INFO] cloning repository https://github.com/MylesBorins/jstime-embed-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MylesBorins/jstime-embed-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMylesBorins%2Fjstime-embed-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMylesBorins%2Fjstime-embed-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86dccd00795897ceeb33d3a9eed82289c05ab72f
[INFO] checking MylesBorins/jstime-embed-demo against master#ab37a83ae2c829b8597bdcda8244964ebc60b495 for pr-99943
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMylesBorins%2Fjstime-embed-demo" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MylesBorins/jstime-embed-demo on toolchain ab37a83ae2c829b8597bdcda8244964ebc60b495
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MylesBorins/jstime-embed-demo
[INFO] finished tweaking git repo https://github.com/MylesBorins/jstime-embed-demo
[INFO] tweaked toml for git repo https://github.com/MylesBorins/jstime-embed-demo written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/MylesBorins/jstime-embed-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jstime_core v0.19.1
[INFO] [stderr]   Downloaded rusty_v8 v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5684a9e89f1f0696c0feba02c8b3b7940658a214d2deec4dcb2b73bfd188e6ab
[INFO] running `Command { std: "docker" "start" "-a" "5684a9e89f1f0696c0feba02c8b3b7940658a214d2deec4dcb2b73bfd188e6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5684a9e89f1f0696c0feba02c8b3b7940658a214d2deec4dcb2b73bfd188e6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5684a9e89f1f0696c0feba02c8b3b7940658a214d2deec4dcb2b73bfd188e6ab", kill_on_drop: false }`
[INFO] [stdout] 5684a9e89f1f0696c0feba02c8b3b7940658a214d2deec4dcb2b73bfd188e6ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e4f40994e5709f001853b221592828468d10ff740885dd47ad651441f3fb640
[INFO] running `Command { std: "docker" "start" "-a" "0e4f40994e5709f001853b221592828468d10ff740885dd47ad651441f3fb640", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling cargo_gn v0.0.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling rusty_v8 v0.14.0
[INFO] [stderr] error: failed to run custom build command for `rusty_v8 v0.14.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty_v8-085da23e548c9aeb/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   static lib URL: https://github.com/denoland/rusty_v8/releases/download/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   cargo:rustc-link-search=/opt/rustwide/target/debug/gn_out/obj
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a...
[INFO] [stderr]   <urlopen error [Errno -3] Temporary failure in name resolution>
[INFO] [stderr]   Retrying in 5 s ...
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a...
[INFO] [stderr]   <urlopen error [Errno -3] Temporary failure in name resolution>
[INFO] [stderr]   Retrying in 10 s ...
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a...
[INFO] [stderr]   <urlopen error [Errno -3] Temporary failure in name resolution>
[INFO] [stderr]   Retrying in 20 s ...
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a...
[INFO] [stderr]   <urlopen error [Errno -3] Temporary failure in name resolution>
[INFO] [stderr]   Python downloader failed, trying with curl.
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "./tools/download_file.py", line 64, in <module>
[INFO] [stderr]       sys.exit(main())
[INFO] [stderr]     File "./tools/download_file.py", line 59, in main
[INFO] [stderr]       DownloadUrl(args.url, f)
[INFO] [stderr]     File "./tools/download_file.py", line 45, in DownloadUrl
[INFO] [stderr]       raise e
[INFO] [stderr]   urllib2.URLError: <urlopen error [Errno -3] Temporary failure in name resolution>
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: status.success()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.14.0/build.rs:259:3
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55e024296cf0 - std::backtrace_rs::backtrace::libunwind::trace::h2d813b66308a0d22
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      1:     0x55e024296cf0 - std::backtrace_rs::backtrace::trace_unsynchronized::h12ae4c39ee1f8e5b
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55e024296cf0 - std::sys_common::backtrace::_print_fmt::h475cace8e85c1a25
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x55e024296cf0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h60078277f73e9aa8
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x55e0242b56ce - core::fmt::write::h688af1a2b660e51a
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/core/src/fmt/mod.rs:1209:17
[INFO] [stderr]      5:     0x55e024293935 - std::io::Write::write_fmt::hf306ffb9b9f77001
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/io/mod.rs:1679:15
[INFO] [stderr]      6:     0x55e024298523 - std::sys_common::backtrace::_print::ha20af6ab66b17bf1
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x55e024298523 - std::sys_common::backtrace::print::h4a6497e2d5eca4e5
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x55e024298523 - std::panicking::default_hook::{{closure}}::h041c77a62c69e519
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panicking.rs:267:22
[INFO] [stderr]      9:     0x55e0242981fa - std::panicking::default_hook::hb71bc0b0d94e56f4
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panicking.rs:286:9
[INFO] [stderr]     10:     0x55e024298bc9 - std::panicking::rust_panic_with_hook::hdd34d7626ee3e755
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panicking.rs:669:13
[INFO] [stderr]     11:     0x55e024298a81 - std::panicking::begin_panic_handler::{{closure}}::h0e765b7089220bf1
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panicking.rs:558:13
[INFO] [stderr]     12:     0x55e02429719c - std::sys_common::backtrace::__rust_end_short_backtrace::hb7e1418640e9982f
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x55e0242987e2 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panicking.rs:556:5
[INFO] [stderr]     14:     0x55e024242ca3 - core::panicking::panic_fmt::h0f724bc721604f1c
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/core/src/panicking.rs:142:14
[INFO] [stderr]     15:     0x55e024242b6d - core::panicking::panic::hd7b40d36db63cf57
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/core/src/panicking.rs:48:5
[INFO] [stderr]     16:     0x55e024246115 - build_script_build::download_file::hcbeef7761df0f7f1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.14.0/build.rs:259:3
[INFO] [stderr]     17:     0x55e0242464ba - build_script_build::download_static_lib_binaries::h6b53bb1e64fe721c
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.14.0/build.rs:276:5
[INFO] [stderr]     18:     0x55e0242431b7 - build_script_build::main::h8292ef6ca693deb1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.14.0/build.rs:30:7
[INFO] [stderr]     19:     0x55e02424ef9b - core::ops::function::FnOnce::call_once::hd1a0ab15080a69f0
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/core/src/ops/function.rs:251:5
[INFO] [stderr]     20:     0x55e02424edce - std::sys_common::backtrace::__rust_begin_short_backtrace::hcca73eabff9adc0e
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     21:     0x55e024249c81 - std::rt::lang_start::{{closure}}::h265fb0ba83118366
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/rt.rs:166:18
[INFO] [stderr]     22:     0x55e02428fdef - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3fc05e8e10b204d6
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/core/src/ops/function.rs:286:13
[INFO] [stderr]     23:     0x55e02428fdef - std::panicking::try::do_call::h9acd8a51921f97db
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panicking.rs:464:40
[INFO] [stderr]     24:     0x55e02428fdef - std::panicking::try::hfec6cc853ff23395
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panicking.rs:428:19
[INFO] [stderr]     25:     0x55e02428fdef - std::panic::catch_unwind::h4e0838eeb7dc42d2
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panic.rs:137:14
[INFO] [stderr]     26:     0x55e02428fdef - std::rt::lang_start_internal::{{closure}}::h085ad9e305577df3
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x55e02428fdef - std::panicking::try::do_call::h2e13a547ca3cc4f3
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panicking.rs:464:40
[INFO] [stderr]     28:     0x55e02428fdef - std::panicking::try::h1061cc1b55d4aae0
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panicking.rs:428:19
[INFO] [stderr]     29:     0x55e02428fdef - std::panic::catch_unwind::h21f7e5fbc97174f3
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/panic.rs:137:14
[INFO] [stderr]     30:     0x55e02428fdef - std::rt::lang_start_internal::hbf7ff550d9981a96
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x55e024249c5a - std::rt::lang_start::hdd379d429f1fda17
[INFO] [stderr]                                  at /rustc/ab37a83ae2c829b8597bdcda8244964ebc60b495/library/std/src/rt.rs:165:17
[INFO] [stderr]     32:     0x55e0242471f1 - main
[INFO] [stderr]     33:     0x7f59956a6083 - __libc_start_main
[INFO] [stderr]     34:     0x55e024242e7e - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "0e4f40994e5709f001853b221592828468d10ff740885dd47ad651441f3fb640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e4f40994e5709f001853b221592828468d10ff740885dd47ad651441f3fb640", kill_on_drop: false }`
[INFO] [stdout] 0e4f40994e5709f001853b221592828468d10ff740885dd47ad651441f3fb640