[INFO] cloning repository https://github.com/justjavac/deno_plugin_num_cpus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justjavac/deno_plugin_num_cpus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustjavac%2Fdeno_plugin_num_cpus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustjavac%2Fdeno_plugin_num_cpus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac04bba5b4033a24b57131c73bfda8f5113eaf38
[INFO] checking justjavac/deno_plugin_num_cpus against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustjavac%2Fdeno_plugin_num_cpus" "/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/justjavac/deno_plugin_num_cpus on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/.cargo/config
[INFO] started tweaking git repo https://github.com/justjavac/deno_plugin_num_cpus
[INFO] finished tweaking git repo https://github.com/justjavac/deno_plugin_num_cpus
[INFO] tweaked toml for git repo https://github.com/justjavac/deno_plugin_num_cpus written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/justjavac/deno_plugin_num_cpus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] c74ab3b80a537a529df04943b824999802cae4e91acda5c039ddb6ea01a831ed
[INFO] running `Command { std: "docker" "start" "-a" "c74ab3b80a537a529df04943b824999802cae4e91acda5c039ddb6ea01a831ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c74ab3b80a537a529df04943b824999802cae4e91acda5c039ddb6ea01a831ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74ab3b80a537a529df04943b824999802cae4e91acda5c039ddb6ea01a831ed", kill_on_drop: false }`
[INFO] [stdout] c74ab3b80a537a529df04943b824999802cae4e91acda5c039ddb6ea01a831ed
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 0ba3422a35623b2f016563b761c11d32990dcd6783fd4a65d0bcb5f40b048528
[INFO] running `Command { std: "docker" "start" "-a" "0ba3422a35623b2f016563b761c11d32990dcd6783fd4a65d0bcb5f40b048528", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling cargo_gn v0.0.15
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling rusty_v8 v0.8.1
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr] error: failed to run custom build command for `rusty_v8 v0.8.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty_v8-4b38c1c883494f01/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   static lib URL: https://github.com/denoland/rusty_v8/releases/download/v0.8.1/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/v0.8.1/librusty_v8_debug_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.8.1/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/v0.8.1/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/v0.8.1/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/v0.8.1/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 63, in <module>
[INFO] [stderr]       sys.exit(main())
[INFO] [stderr]     File "./tools/download_file.py", line 58, in main
[INFO] [stderr]       DownloadUrl(args.url, f)
[INFO] [stderr]     File "./tools/download_file.py", line 44, 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_v8-0.8.1/build.rs:224:3
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5598f3093e90 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5598f3093e90 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5598f3093e90 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5598f3093e90 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7b3d6cac46d277e1
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5598f30aeb9f - core::fmt::write::h127419eb46f2ecc9
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x5598f3090ee5 - std::io::Write::write_fmt::h6010cfbb4726588b
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/io/mod.rs:1578:15
[INFO] [stderr]      6:     0x5598f3095c2b - std::sys_common::backtrace::_print::h79b4f9652330cc9d
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5598f3095c2b - std::sys_common::backtrace::print::h330bb326a76af8cf
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5598f3095c2b - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5598f30956f3 - std::panicking::default_hook::h17e521ba6d68d6e1
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5598f30961dd - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x5598f3095da7 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:495:13
[INFO] [stderr]     12:     0x5598f309434c - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5598f3095d39 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x5598f30412b1 - core::panicking::panic_fmt::h5322a082d19786c3
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5598f30411fd - core::panicking::panic::haebb15b6842d6229
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x5598f3044619 - build_script_build::download_file::h3d1d52ff2d4fb4a1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.8.1/build.rs:224:3
[INFO] [stderr]     17:     0x5598f3044e50 - build_script_build::download_static_lib_binaries::hd03b597f58ef230e
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.8.1/build.rs:257:5
[INFO] [stderr]     18:     0x5598f3041c4a - build_script_build::main::h43baf0e42cb65064
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.8.1/build.rs:29:7
[INFO] [stderr]     19:     0x5598f304debb - core::ops::function::FnOnce::call_once::h3860d2a303d50476
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x5598f304c36e - std::sys_common::backtrace::__rust_begin_short_backtrace::hceb240af78021919
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x5598f30497d1 - std::rt::lang_start::{{closure}}::h68b8caf16c794bcd
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:66:18
[INFO] [stderr]     22:     0x5598f30965da - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hbcc915e668c7ca11
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x5598f30965da - std::panicking::try::do_call::h6b0f430d48122ddf
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x5598f30965da - std::panicking::try::h6ba420e2e21b5afa
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x5598f30965da - std::panic::catch_unwind::h8366719d1f615eee
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panic.rs:431:14
[INFO] [stderr]     26:     0x5598f30965da - std::rt::lang_start_internal::h965c28c9ce06ee73
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:51:25
[INFO] [stderr]     27:     0x5598f30497b0 - std::rt::lang_start::hb8ebf2eb85133c77
[INFO] [stderr]                                  at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:65:5
[INFO] [stderr]     28:     0x5598f3045fdc - main
[INFO] [stderr]     29:     0x7f17fc3a00b3 - __libc_start_main
[INFO] [stderr]     30:     0x5598f30419ae - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "0ba3422a35623b2f016563b761c11d32990dcd6783fd4a65d0bcb5f40b048528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba3422a35623b2f016563b761c11d32990dcd6783fd4a65d0bcb5f40b048528", kill_on_drop: false }`
[INFO] [stdout] 0ba3422a35623b2f016563b761c11d32990dcd6783fd4a65d0bcb5f40b048528