[INFO] fetching crate rusty_v8 0.22.1...
[INFO] checking rusty_v8-0.22.1 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate rusty_v8 0.22.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rusty_v8 0.22.1 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty_v8 0.22.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rusty_v8 0.22.1
[INFO] tweaked toml for crates.io crate rusty_v8 0.22.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate rusty_v8 0.22.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04957ff17c2c8235ef53a5367fe762d7336d584a677559c8e0ce811c500fa362
[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" "04957ff17c2c8235ef53a5367fe762d7336d584a677559c8e0ce811c500fa362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04957ff17c2c8235ef53a5367fe762d7336d584a677559c8e0ce811c500fa362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04957ff17c2c8235ef53a5367fe762d7336d584a677559c8e0ce811c500fa362", kill_on_drop: false }`
[INFO] [stdout] 04957ff17c2c8235ef53a5367fe762d7336d584a677559c8e0ce811c500fa362
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08a773d6c589da1d95a1665e05f87ae282a80ae12921b3684758e0088a8585f2
[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" "08a773d6c589da1d95a1665e05f87ae282a80ae12921b3684758e0088a8585f2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking align-data v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling fslock v0.1.6
[INFO] [stderr]    Compiling rusty_v8 v0.22.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking trybuild v1.0.42
[INFO] [stderr] error: failed to run custom build command for `rusty_v8 v0.22.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty_v8-e1ae587b7e849772/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/v0.22.1/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/v0.22.1/librusty_v8_debug_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.22.1/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/v0.22.1/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/v0.22.1/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/v0.22.1/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 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()', build.rs:285:3
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56299ad7f510 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x56299ad7f510 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56299ad7f510 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x56299ad7f510 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1a8751bf59281272
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x56299ad9e50f - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x56299ad7c735 - std::io::Write::write_fmt::hd7dd3a1df9b6befb
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x56299ad8139b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x56299ad8139b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x56299ad8139b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x56299ad80e7d - std::panicking::default_hook::h3067e8318decd17a
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x56299ad8194d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x56299ad81517 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:495:13
[INFO] [stderr]     12:     0x56299ad7f9cc - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x56299ad814a9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x56299ad33141 - core::panicking::panic_fmt::hbe99dddd3092ba3c
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x56299ad3308d - core::panicking::panic::h3de4db67bd397eb3
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x56299ad591fb - build_script_build::download_file::hfb0e9cd345598a11
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:285:3
[INFO] [stderr]     17:     0x56299ad59697 - build_script_build::download_static_lib_binaries::hf0462f6e05d04b6a
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:302:5
[INFO] [stderr]     18:     0x56299ad56020 - build_script_build::main::h599ee1bf8a4fbac2
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:50:7
[INFO] [stderr]     19:     0x56299ad4eb8b - core::ops::function::FnOnce::call_once::h23ff9c0deb7a4b60
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x56299ad5d5de - std::sys_common::backtrace::__rust_begin_short_backtrace::h0423acd93efa6897
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x56299ad460d1 - std::rt::lang_start::{{closure}}::hab11e614d59aadc2
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:49:18
[INFO] [stderr]     22:     0x56299ad81d4a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3b8c329143d7638a
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x56299ad81d4a - std::panicking::try::do_call::h4b72c261b4eefc1b
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x56299ad81d4a - std::panicking::try::h703d31b7896cbd49
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x56299ad81d4a - std::panic::catch_unwind::h37cad9b35388a915
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panic.rs:431:14
[INFO] [stderr]     26:     0x56299ad81d4a - std::rt::lang_start_internal::hab5a8a909af4f90e
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:34:21
[INFO] [stderr]     27:     0x56299ad460b0 - std::rt::lang_start::h30f4224f4957cf1a
[INFO] [stderr]                                  at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:48:5
[INFO] [stderr]     28:     0x56299ad5d46c - main
[INFO] [stderr]     29:     0x7fe265c320b3 - __libc_start_main
[INFO] [stderr]     30:     0x56299ad3383e - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "08a773d6c589da1d95a1665e05f87ae282a80ae12921b3684758e0088a8585f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a773d6c589da1d95a1665e05f87ae282a80ae12921b3684758e0088a8585f2", kill_on_drop: false }`
[INFO] [stdout] 08a773d6c589da1d95a1665e05f87ae282a80ae12921b3684758e0088a8585f2