[INFO] fetching crate crabzilla 0.1.1...
[INFO] checking crabzilla-0.1.1 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate crabzilla 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate crabzilla 0.1.1 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crabzilla 0.1.1
[INFO] finished tweaking crates.io crate crabzilla 0.1.1
[INFO] tweaked toml for crates.io crate crabzilla 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb1f92bd0c5a17a071d472a32893d2d301a4c92a11f4a176543e5b36a28cf91b
[INFO] running `Command { std: "docker" "start" "-a" "cb1f92bd0c5a17a071d472a32893d2d301a4c92a11f4a176543e5b36a28cf91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb1f92bd0c5a17a071d472a32893d2d301a4c92a11f4a176543e5b36a28cf91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1f92bd0c5a17a071d472a32893d2d301a4c92a11f4a176543e5b36a28cf91b", kill_on_drop: false }`
[INFO] [stdout] cb1f92bd0c5a17a071d472a32893d2d301a4c92a11f4a176543e5b36a28cf91b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b656cfd762c9449946247960dbbbf91a510a4d0bcfde58806597ae8b48b1d403
[INFO] running `Command { std: "docker" "start" "-a" "b656cfd762c9449946247960dbbbf91a510a4d0bcfde58806597ae8b48b1d403", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cargo_gn v0.0.15
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling fslock v0.1.6
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling rusty_v8 v0.17.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling import_fn v0.1.1
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr] error: failed to run custom build command for `rusty_v8 v0.17.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty_v8-92e15a4a33937eb1/build-script-build` (exit status: 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/v0.17.0/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/v0.17.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.17.0/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/v0.17.0/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/v0.17.0/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/v0.17.0/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_v8-0.17.0/build.rs:276:3
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x564503e50e20 - std::backtrace_rs::backtrace::libunwind::trace::hfa838fc631229987
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x564503e50e20 - std::backtrace_rs::backtrace::trace_unsynchronized::h93a23e36ec026219
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x564503e50e20 - std::sys_common::backtrace::_print_fmt::hba56c7f796a4152f
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x564503e50e20 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h214637f1e26310e1
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x564503e6f89c - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x564503e4e105 - std::io::Write::write_fmt::heb07fc0616bbd06d
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/io/mod.rs:1588:15
[INFO] [stderr]      6:     0x564503e52c9b - std::sys_common::backtrace::_print::h2c2441c37e894fb5
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x564503e52c9b - std::sys_common::backtrace::print::h4fb679ac439362ea
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x564503e52c9b - std::panicking::default_hook::{{closure}}::h56bbadec2356e5d2
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x564503e52771 - std::panicking::default_hook::hb25822b45f6fdc4e
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x564503e53364 - std::panicking::rust_panic_with_hook::h4da5578e7277d2d4
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x564503e52e17 - std::panicking::begin_panic_handler::{{closure}}::h003783ddb3cba4e8
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:517:13
[INFO] [stderr]     12:     0x564503e512fc - std::sys_common::backtrace::__rust_end_short_backtrace::hd138d2032731ed21
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x564503e52da9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x564503dff361 - core::panicking::panic_fmt::hbe99dddd3092ba3c
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x564503dff2ad - core::panicking::panic::h3de4db67bd397eb3
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x564503e0350d - build_script_build::download_file::hf01c95ef41aea426
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.17.0/build.rs:276:3
[INFO] [stderr]     17:     0x564503e0394b - build_script_build::download_static_lib_binaries::h845c0165a5b00509
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.17.0/build.rs:293:5
[INFO] [stderr]     18:     0x564503e002a9 - build_script_build::main::h7cd53f62d9c6b241
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.17.0/build.rs:46:7
[INFO] [stderr]     19:     0x564503e0b2fb - core::ops::function::FnOnce::call_once::h6a9ebbb3488b4c92
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x564503e0cc1e - std::sys_common::backtrace::__rust_begin_short_backtrace::h42b24e6fc154a8a6
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x564503e09f11 - std::rt::lang_start::{{closure}}::hf9f6a9aebdd6ae48
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:49:18
[INFO] [stderr]     22:     0x564503e53869 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd933294140eb11aa
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x564503e53869 - std::panicking::try::do_call::h8342fe3d9218b807
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:401:40
[INFO] [stderr]     24:     0x564503e53869 - std::panicking::try::hcbd73d6d0d58a8f0
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:365:19
[INFO] [stderr]     25:     0x564503e53869 - std::panic::catch_unwind::hde9cf73f810acfcc
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panic.rs:434:14
[INFO] [stderr]     26:     0x564503e53869 - std::rt::lang_start_internal::heb39e7ea6e5d6f6f
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:34:21
[INFO] [stderr]     27:     0x564503e09ef0 - std::rt::lang_start::he599f0e07e135f45
[INFO] [stderr]                                  at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:48:5
[INFO] [stderr]     28:     0x564503e0474c - main
[INFO] [stderr]     29:     0x7eff912510b3 - __libc_start_main
[INFO] [stderr]     30:     0x564503dffabe - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "b656cfd762c9449946247960dbbbf91a510a4d0bcfde58806597ae8b48b1d403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b656cfd762c9449946247960dbbbf91a510a4d0bcfde58806597ae8b48b1d403", kill_on_drop: false }`
[INFO] [stdout] b656cfd762c9449946247960dbbbf91a510a4d0bcfde58806597ae8b48b1d403