[INFO] fetching crate js-sandbox 0.1.6...
[INFO] checking js-sandbox-0.1.6 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate js-sandbox 0.1.6 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate js-sandbox 0.1.6 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate js-sandbox 0.1.6
[INFO] finished tweaking crates.io crate js-sandbox 0.1.6
[INFO] tweaked toml for crates.io crate js-sandbox 0.1.6 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 603fe07e1c01cf430dc18eb9269f82fe06185aeb071a1c4359831a495c724b96
[INFO] running `Command { std: "docker" "start" "-a" "603fe07e1c01cf430dc18eb9269f82fe06185aeb071a1c4359831a495c724b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "603fe07e1c01cf430dc18eb9269f82fe06185aeb071a1c4359831a495c724b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "603fe07e1c01cf430dc18eb9269f82fe06185aeb071a1c4359831a495c724b96", kill_on_drop: false }`
[INFO] [stdout] 603fe07e1c01cf430dc18eb9269f82fe06185aeb071a1c4359831a495c724b96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db2dfd027df3ec4a42e385dc69bb9ddb0b8a350fa3b13a3a7a220efd458576a9
[INFO] running `Command { std: "docker" "start" "-a" "db2dfd027df3ec4a42e385dc69bb9ddb0b8a350fa3b13a3a7a220efd458576a9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling fslock v0.1.7
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling rusty_v8 v0.22.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr] error: failed to run custom build command for `rusty_v8 v0.22.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty_v8-1827803f9d0a56de/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/v0.22.3/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/v0.22.3/librusty_v8_debug_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.22.3/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/v0.22.3/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/v0.22.3/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/v0.22.3/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()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.22.3/build.rs:285:3
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56293e3e5110 - std::backtrace_rs::backtrace::libunwind::trace::h0197874f43e7190f
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x56293e3e5110 - std::backtrace_rs::backtrace::trace_unsynchronized::hfdfd566bbbda6f2d
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56293e3e5110 - std::sys_common::backtrace::_print_fmt::hb3b4707c15b032a1
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x56293e3e5110 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::had1dceac8b072f88
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x56293e403d6c - core::fmt::write::h9a6d9c74526a6c1b
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/fmt/mod.rs:1117:17
[INFO] [stderr]      5:     0x56293e3e22c5 - std::io::Write::write_fmt::h05c3bb2bc83b8ed0
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/io/mod.rs:1667:15
[INFO] [stderr]      6:     0x56293e3e69fb - std::sys_common::backtrace::_print::h10f0826b2a586b58
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x56293e3e69fb - std::sys_common::backtrace::print::h0d4242fbd1ac3eb6
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x56293e3e69fb - std::panicking::default_hook::{{closure}}::h275ead39fe8b8e2a
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:210:50
[INFO] [stderr]      9:     0x56293e3e6570 - std::panicking::default_hook::h5505d4d90f5984d9
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x56293e3e70c4 - std::panicking::rust_panic_with_hook::h2f8980d1d9fd4ca0
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:624:17
[INFO] [stderr]     11:     0x56293e3e6b72 - std::panicking::begin_panic_handler::{{closure}}::hd87853ef7e40ae97
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:519:13
[INFO] [stderr]     12:     0x56293e3e5614 - std::sys_common::backtrace::__rust_end_short_backtrace::hcab167aa940694a2
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x56293e3e6b09 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:517:5
[INFO] [stderr]     14:     0x56293e399381 - core::panicking::panic_fmt::hcf5f6d96e1dd7099
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/panicking.rs:93:14
[INFO] [stderr]     15:     0x56293e3992cd - core::panicking::panic::hd695e3b1d0dd4ef4
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x56293e3a1265 - build_script_build::download_file::hcd35c329e2b07181
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.22.3/build.rs:285:3
[INFO] [stderr]     17:     0x56293e3a1667 - build_script_build::download_static_lib_binaries::h1781e202ba1bd11a
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.22.3/build.rs:302:5
[INFO] [stderr]     18:     0x56293e39e26c - build_script_build::main::hc10ce5fefe6a1cff
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.22.3/build.rs:50:7
[INFO] [stderr]     19:     0x56293e3ae6db - core::ops::function::FnOnce::call_once::hcc1d1dd8a230edce
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x56293e3bf10e - std::sys_common::backtrace::__rust_begin_short_backtrace::he3a4358829978306
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x56293e3b2151 - std::rt::lang_start::{{closure}}::h65b6a9c1fe46656c
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:63:18
[INFO] [stderr]     22:     0x56293e3e75ca - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h5e3bbb97afe2bb03
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x56293e3e75ca - std::panicking::try::do_call::h48c2d717cec4bdcb
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:403:40
[INFO] [stderr]     24:     0x56293e3e75ca - std::panicking::try::h2a49bc215893bc14
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:367:19
[INFO] [stderr]     25:     0x56293e3e75ca - std::panic::catch_unwind::h6d23b7c99550c7ff
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panic.rs:129:14
[INFO] [stderr]     26:     0x56293e3e75ca - std::rt::lang_start_internal::{{closure}}::h251a0c0729f15896
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:45:48
[INFO] [stderr]     27:     0x56293e3e75ca - std::panicking::try::do_call::h4830e784a9b9d1ad
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:403:40
[INFO] [stderr]     28:     0x56293e3e75ca - std::panicking::try::h0427859d2ad3b3b9
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panicking.rs:367:19
[INFO] [stderr]     29:     0x56293e3e75ca - std::panic::catch_unwind::h4079bfb63395be0f
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/panic.rs:129:14
[INFO] [stderr]     30:     0x56293e3e75ca - std::rt::lang_start_internal::h408e9d26a25a1f08
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:45:20
[INFO] [stderr]     31:     0x56293e3b2120 - std::rt::lang_start::hee298a6d05df949f
[INFO] [stderr]                                  at /rustc/8007b506ac5da629f223b755f5a5391edd5f6d01/library/std/src/rt.rs:62:5
[INFO] [stderr]     32:     0x56293e3a522c - main
[INFO] [stderr]     33:     0x7f6b2a5360b3 - __libc_start_main
[INFO] [stderr]     34:     0x56293e399ade - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "db2dfd027df3ec4a42e385dc69bb9ddb0b8a350fa3b13a3a7a220efd458576a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2dfd027df3ec4a42e385dc69bb9ddb0b8a350fa3b13a3a7a220efd458576a9", kill_on_drop: false }`
[INFO] [stdout] db2dfd027df3ec4a42e385dc69bb9ddb0b8a350fa3b13a3a7a220efd458576a9