[INFO] cloning repository https://github.com/denoland/serde_v8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/denoland/serde_v8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenoland%2Fserde_v8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenoland%2Fserde_v8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 739242ee9406eb22bc942e08ba344cfbf949c8db
[INFO] checking denoland/serde_v8 against master#5b82ea74b705799665b5a676b162f30d26f5108c for pr-102129
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenoland%2Fserde_v8" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/denoland/serde_v8 on toolchain 5b82ea74b705799665b5a676b162f30d26f5108c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5b82ea74b705799665b5a676b162f30d26f5108c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/denoland/serde_v8
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/denoland/serde_v8
[INFO] tweaked toml for git repo https://github.com/denoland/serde_v8 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/denoland/serde_v8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5b82ea74b705799665b5a676b162f30d26f5108c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty_v8 v0.32.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+5b82ea74b705799665b5a676b162f30d26f5108c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f63e2cd8d28a4b297e9783fa29cce7b1fb6405e3ad756914661d0bacd26997ea
[INFO] running `Command { std: "docker" "start" "-a" "f63e2cd8d28a4b297e9783fa29cce7b1fb6405e3ad756914661d0bacd26997ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f63e2cd8d28a4b297e9783fa29cce7b1fb6405e3ad756914661d0bacd26997ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63e2cd8d28a4b297e9783fa29cce7b1fb6405e3ad756914661d0bacd26997ea", kill_on_drop: false }`
[INFO] [stdout] f63e2cd8d28a4b297e9783fa29cce7b1fb6405e3ad756914661d0bacd26997ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+5b82ea74b705799665b5a676b162f30d26f5108c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ff17f5cd242501dea6cc77a42b238812420c54768ba3549dd44738a70e80d4d
[INFO] running `Command { std: "docker" "start" "-a" "4ff17f5cd242501dea6cc77a42b238812420c54768ba3549dd44738a70e80d4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling fslock v0.1.6
[INFO] [stderr]    Compiling rusty_v8 v0.32.0
[INFO] [stderr] error: failed to run custom build command for `rusty_v8 v0.32.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty_v8-d37dae22b63f9e8b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/binding.cc
[INFO] [stderr]   download lockfile: "/opt/rustwide/target/debug/build/lib_download.fslock"
[INFO] [stderr]   static lib URL: https://github.com/denoland/rusty_v8/releases/download/v0.32.0/librusty_v8_release_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/v0.32.0/librusty_v8_release_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.32.0/librusty_v8_release_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/v0.32.0/librusty_v8_release_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/v0.32.0/librusty_v8_release_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/v0.32.0/librusty_v8_release_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_v8-0.32.0/build.rs:299:3
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x561ec30071e0 - std::backtrace_rs::backtrace::libunwind::trace::h10eb4ee371336f73
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x561ec30071e0 - std::backtrace_rs::backtrace::trace_unsynchronized::hb6dc705cfdbcff81
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x561ec30071e0 - std::sys_common::backtrace::_print_fmt::h607a67e1209d126c
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x561ec30071e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hc4ac2c4b85d2dab3
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x561ec3025d1e - core::fmt::write::ha5d05f939e1b7f68
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/core/src/fmt/mod.rs:1209:17
[INFO] [stderr]      5:     0x561ec3004015 - std::io::Write::write_fmt::h7e328d47ae8304e1
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/io/mod.rs:1682:15
[INFO] [stderr]      6:     0x561ec3006fa5 - std::sys_common::backtrace::_print::h327961dfc60cf93a
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x561ec3006fa5 - std::sys_common::backtrace::print::h985b1c7f3b4669ae
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x561ec300882f - std::panicking::default_hook::{{closure}}::h30657a4a3cd8ab06
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panicking.rs:267:22
[INFO] [stderr]      9:     0x561ec300856a - std::panicking::default_hook::hbffa3488daf9f726
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panicking.rs:286:9
[INFO] [stderr]     10:     0x561ec3008f2c - std::panicking::rust_panic_with_hook::h64fd4ba1125bb8b2
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panicking.rs:688:13
[INFO] [stderr]     11:     0x561ec3008c81 - std::panicking::begin_panic_handler::{{closure}}::hb6e57868d284b75d
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panicking.rs:577:13
[INFO] [stderr]     12:     0x561ec300768c - std::sys_common::backtrace::__rust_end_short_backtrace::h94c07a5eec247e8d
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/sys_common/backtrace.rs:137:18
[INFO] [stderr]     13:     0x561ec30089e2 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panicking.rs:575:5
[INFO] [stderr]     14:     0x561ec2fb3463 - core::panicking::panic_fmt::h0f4527ea390c5736
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/core/src/panicking.rs:65:14
[INFO] [stderr]     15:     0x561ec2fb353d - core::panicking::panic::hcf0973cc8bff1d08
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/core/src/panicking.rs:115:5
[INFO] [stderr]     16:     0x561ec2fdc4d9 - build_script_build::download_file::hc7176ed7cc278203
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.32.0/build.rs:299:3
[INFO] [stderr]     17:     0x561ec2fdc872 - build_script_build::download_static_lib_binaries::h13efa63d4ae47bf4
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.32.0/build.rs:316:5
[INFO] [stderr]     18:     0x561ec2fd9501 - build_script_build::main::h4193497ca04f99cd
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.32.0/build.rs:50:7
[INFO] [stderr]     19:     0x561ec2fd5c4b - core::ops::function::FnOnce::call_once::hea049ac3fb930e31
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/core/src/ops/function.rs:510:5
[INFO] [stderr]     20:     0x561ec2fd512e - std::sys_common::backtrace::__rust_begin_short_backtrace::hef77b7ae05357119
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/sys_common/backtrace.rs:121:18
[INFO] [stderr]     21:     0x561ec2fc2111 - std::rt::lang_start::{{closure}}::h0e91c91358a498e4
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/rt.rs:166:18
[INFO] [stderr]     22:     0x561ec300066b - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h53f109c43434f4e4
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/core/src/ops/function.rs:609:13
[INFO] [stderr]     23:     0x561ec300066b - std::panicking::try::do_call::hdbebec32e42c42c8
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panicking.rs:483:40
[INFO] [stderr]     24:     0x561ec300066b - std::panicking::try::hde3f7fff649a1838
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panicking.rs:447:19
[INFO] [stderr]     25:     0x561ec300066b - std::panic::catch_unwind::h9cd90e83a8e8a0e4
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panic.rs:137:14
[INFO] [stderr]     26:     0x561ec300066b - std::rt::lang_start_internal::{{closure}}::h101bfec7d7bcaa14
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x561ec300066b - std::panicking::try::do_call::h51c1db6b0eb17865
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panicking.rs:483:40
[INFO] [stderr]     28:     0x561ec300066b - std::panicking::try::h0358ee9d75291cef
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panicking.rs:447:19
[INFO] [stderr]     29:     0x561ec300066b - std::panic::catch_unwind::h4aed340bdc36a753
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/panic.rs:137:14
[INFO] [stderr]     30:     0x561ec300066b - std::rt::lang_start_internal::hdb334fbc7f1038d4
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x561ec2fc20ea - std::rt::lang_start::h3566a9762378fca9
[INFO] [stderr]                                  at /rustc/5b82ea74b705799665b5a676b162f30d26f5108c/library/std/src/rt.rs:165:17
[INFO] [stderr]     32:     0x561ec2fe01fe - main
[INFO] [stderr]     33:     0x7f0ba0328083 - __libc_start_main
[INFO] [stderr]     34:     0x561ec2fb37ae - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "4ff17f5cd242501dea6cc77a42b238812420c54768ba3549dd44738a70e80d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff17f5cd242501dea6cc77a42b238812420c54768ba3549dd44738a70e80d4d", kill_on_drop: false }`
[INFO] [stdout] 4ff17f5cd242501dea6cc77a42b238812420c54768ba3549dd44738a70e80d4d