[INFO] fetching crate js-sandbox 0.1.5...
[INFO] checking js-sandbox-0.1.5 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate js-sandbox 0.1.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate js-sandbox 0.1.5 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate js-sandbox 0.1.5
[INFO] finished tweaking crates.io crate js-sandbox 0.1.5
[INFO] tweaked toml for crates.io crate js-sandbox 0.1.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deno_core v0.75.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75460d371fd31c56e758c082f7af39bcaa04209402ceecbeb930e77afa0b339f
[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" "75460d371fd31c56e758c082f7af39bcaa04209402ceecbeb930e77afa0b339f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75460d371fd31c56e758c082f7af39bcaa04209402ceecbeb930e77afa0b339f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75460d371fd31c56e758c082f7af39bcaa04209402ceecbeb930e77afa0b339f", kill_on_drop: false }`
[INFO] [stdout] 75460d371fd31c56e758c082f7af39bcaa04209402ceecbeb930e77afa0b339f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e9955065e6ddfd1a9430997464a7da2bfd3e150395715a8c9e0e12979959492
[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" "7e9955065e6ddfd1a9430997464a7da2bfd3e150395715a8c9e0e12979959492", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling cargo_gn v0.0.15
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling fslock v0.1.6
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]    Compiling rusty_v8 v0.15.0
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr] error: failed to run custom build command for `rusty_v8 v0.15.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty_v8-fd393c1e0827f6b9/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[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/v0.15.0/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/v0.15.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.15.0/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/v0.15.0/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/v0.15.0/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/v0.15.0/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_v8-0.15.0/build.rs:276:3
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x558aada292c7 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x558aada292c7 - std::backtrace_rs::backtrace::trace_unsynchronized::h84373278bfb39e0c
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x558aada292c7 - std::sys_common::backtrace::_print_fmt::h517324efde750597
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x558aada292c7 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf594ab77fac89284
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x558aada44efc - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x558aada25952 - std::io::Write::write_fmt::h3f6656f045fa877f
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/io/mod.rs:1519:15
[INFO] [stderr]      6:     0x558aada2b185 - std::sys_common::backtrace::_print::hda7655c057c24dcc
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x558aada2b185 - std::sys_common::backtrace::print::h546a6c8431d46287
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x558aada2b185 - std::panicking::default_hook::{{closure}}::h006dd083853faf51
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x558aada2ace3 - std::panicking::default_hook::hf0f9afb1017317fc
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x558aada2b921 - std::panicking::rust_panic_with_hook::hb7a19826c029b1d6
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x558aada2b437 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:495:13
[INFO] [stderr]     12:     0x558aada2978c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x558aada2b3c9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x558aada442d1 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x558aada4421d - core::panicking::panic::h35b77276aa4b0c12
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x558aad9d19e1 - build_script_build::download_file::h78b70ea317832ed1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.15.0/build.rs:276:3
[INFO] [stderr]     17:     0x558aad9d1e2e - build_script_build::download_static_lib_binaries::hb0de5bce620d2960
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.15.0/build.rs:293:5
[INFO] [stderr]     18:     0x558aad9ce6eb - build_script_build::main::h9fc1f075abce15ba
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.15.0/build.rs:46:7
[INFO] [stderr]     19:     0x558aad9dc27b - core::ops::function::FnOnce::call_once::h26a3dae238c001d7
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x558aad9d407e - std::sys_common::backtrace::__rust_begin_short_backtrace::h361edad93e04d295
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x558aad9da921 - std::rt::lang_start::{{closure}}::h045699fbb83b23c1
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/rt.rs:66:18
[INFO] [stderr]     22:     0x558aada2bd47 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h54c39b9b8451875a
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x558aada2bd47 - std::panicking::try::do_call::hcdfba51a06e21b42
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x558aada2bd47 - std::panicking::try::h77386c66889b2066
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x558aada2bd47 - std::panic::catch_unwind::hc55a0d8aadca44f0
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panic.rs:396:14
[INFO] [stderr]     26:     0x558aada2bd47 - std::rt::lang_start_internal::h97dca9624db2aa85
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/rt.rs:51:25
[INFO] [stderr]     27:     0x558aad9da8f7 - std::rt::lang_start::h8467c385af0151c2
[INFO] [stderr]                                  at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/rt.rs:65:5
[INFO] [stderr]     28:     0x558aad9d2d2a - main
[INFO] [stderr]     29:     0x7fd5b12c00b3 - __libc_start_main
[INFO] [stderr]     30:     0x558aad9ce0be - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "7e9955065e6ddfd1a9430997464a7da2bfd3e150395715a8c9e0e12979959492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9955065e6ddfd1a9430997464a7da2bfd3e150395715a8c9e0e12979959492", kill_on_drop: false }`
[INFO] [stdout] 7e9955065e6ddfd1a9430997464a7da2bfd3e150395715a8c9e0e12979959492