[INFO] fetching crate deno_plugin_num_cpus 0.1.2...
[INFO] checking deno_plugin_num_cpus-0.1.2 against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] extracting crate deno_plugin_num_cpus 0.1.2 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate deno_plugin_num_cpus 0.1.2 on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-37/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-37/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "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" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dc62f0fc3c0ec758f7b2c924a053eaf9d947a18154e25ed671ac78818f4ec91
[INFO] running `Command { std: "docker" "start" "-a" "6dc62f0fc3c0ec758f7b2c924a053eaf9d947a18154e25ed671ac78818f4ec91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dc62f0fc3c0ec758f7b2c924a053eaf9d947a18154e25ed671ac78818f4ec91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc62f0fc3c0ec758f7b2c924a053eaf9d947a18154e25ed671ac78818f4ec91", kill_on_drop: false }`
[INFO] [stdout] 6dc62f0fc3c0ec758f7b2c924a053eaf9d947a18154e25ed671ac78818f4ec91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eff8d0f7192609f431d2ac24e5fada200690eb4251bc7dc6b9f2a86b65d2de8e
[INFO] running `Command { std: "docker" "start" "-a" "eff8d0f7192609f431d2ac24e5fada200690eb4251bc7dc6b9f2a86b65d2de8e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling cargo_gn v0.0.15
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling rusty_v8 v0.8.1
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[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_v8-3e07a0284a59b3af/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:     0x5558d32785ed - std::backtrace_rs::backtrace::libunwind::trace::h60df59602e900a84
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x5558d32785ed - std::backtrace_rs::backtrace::trace_unsynchronized::h4de728a76dc3c11c
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5558d32785ed - std::sys_common::backtrace::_print_fmt::h3ea622c4324f07d6
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x5558d32785ed - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he809f9fc56245962
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x5558d32974dc - core::fmt::write::hd10d9412db84b2f0
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/core/src/fmt/mod.rs:1194:17
[INFO] [stderr]      5:     0x5558d32753d1 - std::io::Write::write_fmt::h6d2b0777a373199e
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/io/mod.rs:1655:15
[INFO] [stderr]      6:     0x5558d3279e15 - std::sys_common::backtrace::_print::hf9320b3c85b5c9c3
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x5558d3279e15 - std::sys_common::backtrace::print::hd5e6a4965c8f48d7
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x5558d3279e15 - std::panicking::default_hook::{{closure}}::h9bcde255b6f94a95
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x5558d3279a89 - std::panicking::default_hook::h1184cc1001dcee07
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panicking.rs:314:9
[INFO] [stderr]     10:     0x5558d327a3e8 - std::panicking::rust_panic_with_hook::hd0b795e06b63fc0c
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panicking.rs:698:17
[INFO] [stderr]     11:     0x5558d327a259 - std::panicking::begin_panic_handler::{{closure}}::h458061200738767c
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panicking.rs:586:13
[INFO] [stderr]     12:     0x5558d3278aa4 - std::sys_common::backtrace::__rust_end_short_backtrace::hd840801340c49037
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x5558d3279fc9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panicking.rs:584:5
[INFO] [stderr]     14:     0x5558d32218f3 - core::panicking::panic_fmt::h07e87b1463fff16d
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/core/src/panicking.rs:142:14
[INFO] [stderr]     15:     0x5558d32217bd - core::panicking::panic::hc430d81e7cddf5d9
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/core/src/panicking.rs:48:5
[INFO] [stderr]     16:     0x5558d32245cf - build_script_build::download_file::h4fb2ac47c5232e34
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.8.1/build.rs:224:3
[INFO] [stderr]     17:     0x5558d3224d84 - build_script_build::download_static_lib_binaries::hfde1c4a755a444c0
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.8.1/build.rs:257:5
[INFO] [stderr]     18:     0x5558d3221e2b - build_script_build::main::hb59f6701d47d6c9a
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.8.1/build.rs:29:7
[INFO] [stderr]     19:     0x5558d3228fab - core::ops::function::FnOnce::call_once::h085b4967bf11108a
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/core/src/ops/function.rs:248:5
[INFO] [stderr]     20:     0x5558d32289ee - std::sys_common::backtrace::__rust_begin_short_backtrace::h9409782950b6085b
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     21:     0x5558d3227c51 - std::rt::lang_start::{{closure}}::h8003821b389a76e6
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/rt.rs:145:18
[INFO] [stderr]     22:     0x5558d327140e - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hb3c5efead1f5e714
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/core/src/ops/function.rs:280:13
[INFO] [stderr]     23:     0x5558d327140e - std::panicking::try::do_call::h698347c36f3740fc
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panicking.rs:492:40
[INFO] [stderr]     24:     0x5558d327140e - std::panicking::try::h881f4fb02a2d5cf1
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panicking.rs:456:19
[INFO] [stderr]     25:     0x5558d327140e - std::panic::catch_unwind::hb845c3d30592eb2f
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panic.rs:137:14
[INFO] [stderr]     26:     0x5558d327140e - std::rt::lang_start_internal::{{closure}}::h04b755beea718277
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/rt.rs:128:48
[INFO] [stderr]     27:     0x5558d327140e - std::panicking::try::do_call::h76004a5324a1001a
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panicking.rs:492:40
[INFO] [stderr]     28:     0x5558d327140e - std::panicking::try::h543d85767ed35058
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panicking.rs:456:19
[INFO] [stderr]     29:     0x5558d327140e - std::panic::catch_unwind::hb8d5f4b9ab68a327
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/panic.rs:137:14
[INFO] [stderr]     30:     0x5558d327140e - std::rt::lang_start_internal::h08b43081d6e7d69e
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/rt.rs:128:20
[INFO] [stderr]     31:     0x5558d3227c20 - std::rt::lang_start::h22ab525b4bca50ab
[INFO] [stderr]                                  at /rustc/4c60a0ea5b2385d7400df9db1ad04e96f2a4c154/library/std/src/rt.rs:144:17
[INFO] [stderr]     32:     0x5558d3225d5c - main
[INFO] [stderr]     33:     0x7ff4754840b3 - __libc_start_main
[INFO] [stderr]     34:     0x5558d3221aee - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "eff8d0f7192609f431d2ac24e5fada200690eb4251bc7dc6b9f2a86b65d2de8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eff8d0f7192609f431d2ac24e5fada200690eb4251bc7dc6b9f2a86b65d2de8e", kill_on_drop: false }`
[INFO] [stdout] eff8d0f7192609f431d2ac24e5fada200690eb4251bc7dc6b9f2a86b65d2de8e