[INFO] fetching crate deno_plugin_num_cpus 0.1.2...
[INFO] checking deno_plugin_num_cpus-0.1.2 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate deno_plugin_num_cpus 0.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate deno_plugin_num_cpus 0.1.2 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking crates.io crate deno_plugin_num_cpus 0.1.2
[INFO] finished tweaking crates.io crate deno_plugin_num_cpus 0.1.2
[INFO] tweaked toml for crates.io crate deno_plugin_num_cpus 0.1.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty_v8 v0.8.1
[INFO] [stderr]   Downloaded deno_core v0.54.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bda68522f8865620e7965d005985d1037dfc044a4e8787e49822afbd3a46802
[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" "8bda68522f8865620e7965d005985d1037dfc044a4e8787e49822afbd3a46802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bda68522f8865620e7965d005985d1037dfc044a4e8787e49822afbd3a46802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bda68522f8865620e7965d005985d1037dfc044a4e8787e49822afbd3a46802", kill_on_drop: false }`
[INFO] [stdout] 8bda68522f8865620e7965d005985d1037dfc044a4e8787e49822afbd3a46802
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 626cf976a16695b28637fb1ef7f7a06681f3eb45cf7ce2311264d88a1ee31ef7
[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" "626cf976a16695b28637fb1ef7f7a06681f3eb45cf7ce2311264d88a1ee31ef7", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling cargo_gn v0.0.15
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling rusty_v8 v0.8.1
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[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_v8-2cf8d3a3a6be55de/build-script-build` (exit code: 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:     0x56233f079f60 - std::backtrace_rs::backtrace::libunwind::trace::hfe3b1cace85e87d8
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x56233f079f60 - std::backtrace_rs::backtrace::trace_unsynchronized::h542330af06479043
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56233f079f60 - std::sys_common::backtrace::_print_fmt::h6b88726367858985
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x56233f079f60 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hcd76ce6b485adbea
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x56233f094cbf - core::fmt::write::h127419eb46f2ecc9
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x56233f0770c2 - std::io::Write::write_fmt::h0facb64ef2e7f5d8
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/io/mod.rs:1567:15
[INFO] [stderr]      6:     0x56233f07bd25 - std::sys_common::backtrace::_print::h7bf1633ea5421f7b
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x56233f07bd25 - std::sys_common::backtrace::print::h5cc4d09049928ba5
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x56233f07bd25 - std::panicking::default_hook::{{closure}}::h9e84dc005bfc9fc7
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x56233f07b7d3 - std::panicking::default_hook::h123278a03b1f796b
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x56233f07c32d - std::panicking::rust_panic_with_hook::h4040631aa6c7bc27
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x56233f07be97 - std::panicking::begin_panic_handler::{{closure}}::h02a17b22ac092d08
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:495:13
[INFO] [stderr]     12:     0x56233f07a41c - std::sys_common::backtrace::__rust_end_short_backtrace::h6063b024443b5852
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x56233f07be29 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x56233f027321 - core::panicking::panic_fmt::h5322a082d19786c3
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x56233f02726d - core::panicking::panic::haebb15b6842d6229
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x56233f02a5f9 - build_script_build::download_file::hde7aa83e250a23b3
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.8.1/build.rs:224:3
[INFO] [stderr]     17:     0x56233f02ae36 - build_script_build::download_static_lib_binaries::h9bdb4642d1f04ee3
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.8.1/build.rs:257:5
[INFO] [stderr]     18:     0x56233f027c2a - build_script_build::main::h1db7a1fcf767c1bb
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.8.1/build.rs:29:7
[INFO] [stderr]     19:     0x56233f033e5b - core::ops::function::FnOnce::call_once::h5a72800a8417392a
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x56233f0323de - std::sys_common::backtrace::__rust_begin_short_backtrace::hd2687cb875145020
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x56233f02f7c1 - std::rt::lang_start::{{closure}}::ha2a1795c7ec965bd
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/rt.rs:66:18
[INFO] [stderr]     22:     0x56233f07c72a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3695a3fbbe44c001
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x56233f07c72a - std::panicking::try::do_call::he9f4b5f706c7e58d
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x56233f07c72a - std::panicking::try::h789d448ccf87fe6d
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x56233f07c72a - std::panic::catch_unwind::h7a6b31f16004913a
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panic.rs:431:14
[INFO] [stderr]     26:     0x56233f07c72a - std::rt::lang_start_internal::h80897b41b254b288
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/rt.rs:51:25
[INFO] [stderr]     27:     0x56233f02f7a0 - std::rt::lang_start::hf876c6655ea70a1f
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/rt.rs:65:5
[INFO] [stderr]     28:     0x56233f02bfcc - main
[INFO] [stderr]     29:     0x7f7538c850b3 - __libc_start_main
[INFO] [stderr]     30:     0x56233f02798e - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "626cf976a16695b28637fb1ef7f7a06681f3eb45cf7ce2311264d88a1ee31ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626cf976a16695b28637fb1ef7f7a06681f3eb45cf7ce2311264d88a1ee31ef7", kill_on_drop: false }`
[INFO] [stdout] 626cf976a16695b28637fb1ef7f7a06681f3eb45cf7ce2311264d88a1ee31ef7