[INFO] cloning repository https://github.com/denoland/cargo_gn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/denoland/cargo_gn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenoland%2Fcargo_gn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenoland%2Fcargo_gn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf13796672b2219629e478d2c2849eff97f7b162
[INFO] checking denoland/cargo_gn/bf13796672b2219629e478d2c2849eff97f7b162 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenoland%2Fcargo_gn" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/denoland/cargo_gn on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/denoland/cargo_gn
[INFO] finished tweaking git repo https://github.com/denoland/cargo_gn
[INFO] tweaked toml for git repo https://github.com/denoland/cargo_gn written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/denoland/cargo_gn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5900d9c08d2aee29848869dd7047c6d3e831a5079ab7923eef0cf6625b2a6eb5
[INFO] running `Command { std: "docker" "start" "-a" "5900d9c08d2aee29848869dd7047c6d3e831a5079ab7923eef0cf6625b2a6eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5900d9c08d2aee29848869dd7047c6d3e831a5079ab7923eef0cf6625b2a6eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5900d9c08d2aee29848869dd7047c6d3e831a5079ab7923eef0cf6625b2a6eb5", kill_on_drop: false }`
[INFO] [stdout] 5900d9c08d2aee29848869dd7047c6d3e831a5079ab7923eef0cf6625b2a6eb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ec459327e7ab91f1ceede57611956f27ef7fcbdd1677dbdfbdea72fc6bdf418
[INFO] running `Command { std: "docker" "start" "-a" "6ec459327e7ab91f1ceede57611956f27ef7fcbdd1677dbdfbdea72fc6bdf418", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo_gn v0.0.15 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cargo_gn_example v0.0.1 (/opt/rustwide/workdir/example)
[INFO] [stderr] error: failed to run custom build command for `cargo_gn_example v0.0.1 (/opt/rustwide/workdir/example)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cargo_gn_example-df9c7a489670b640/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   The current directory is /opt/rustwide/workdir/example
[INFO] [stderr]   gn gen --root=/opt/rustwide/workdir/example/. /opt/rustwide/target/debug/gn_out
[INFO] [stderr]   running: CARGO="/opt/rustwide/rustup-home/toolchains/f609b7e0586f81fefb3523e3e17adf779ac416be/bin/cargo" CARGO_CFG_FMT_DEBUG="full" CARGO_CFG_OVERFLOW_CHECKS="" CARGO_CFG_PANIC="unwind" CARGO_CFG_RELOCATION_MODEL="pic" CARGO_CFG_TARGET_ABI="" CARGO_CFG_TARGET_ARCH="x86_64" CARGO_CFG_TARGET_ENDIAN="little" CARGO_CFG_TARGET_ENV="gnu" CARGO_CFG_TARGET_FAMILY="unix" CARGO_CFG_TARGET_FEATURE="fxsr,sse,sse2" CARGO_CFG_TARGET_HAS_ATOMIC="16,32,64,8,ptr" CARGO_CFG_TARGET_HAS_ATOMIC_EQUAL_ALIGNMENT="16,32,64,8,ptr" CARGO_CFG_TARGET_HAS_ATOMIC_LOAD_STORE="16,32,64,8,ptr" CARGO_CFG_TARGET_OS="linux" CARGO_CFG_TARGET_POINTER_WIDTH="64" CARGO_CFG_TARGET_THREAD_LOCAL="" CARGO_CFG_TARGET_VENDOR="unknown" CARGO_CFG_UB_CHECKS="" CARGO_CFG_UNIX="" CARGO_ENCODED_RUSTFLAGS="--cap-lints=forbid" CARGO_HOME="/opt/rustwide/cargo-home" CARGO_INCREMENTAL="0" CARGO_MAKEFLAGS="-j --jobserver-fds=6,7 --jobserver-auth=6,7" CARGO_MANIFEST_DIR="/opt/rustwide/workdir/example" CARGO_PKG_AUTHORS="Ryan Dahl <ry@tinyclouds.org>" CARGO_PKG_DESCRIPTION="" CARGO_PKG_HOMEPAGE="" CARGO_PKG_LICENSE="" CARGO_PKG_LICENSE_FILE="" CARGO_PKG_NAME="cargo_gn_example" CARGO_PKG_README="" CARGO_PKG_REPOSITORY="" CARGO_PKG_RUST_VERSION="" CARGO_PKG_VERSION="0.0.1" CARGO_PKG_VERSION_MAJOR="0" CARGO_PKG_VERSION_MINOR="0" CARGO_PKG_VERSION_PATCH="1" CARGO_PKG_VERSION_PRE="" CARGO_TARGET_DIR="/opt/rustwide/target" DEBUG="true" HOME="/root" HOST="x86_64-unknown-linux-gnu" HOSTNAME="6ec459327e7a" LD_LIBRARY_PATH="/opt/rustwide/target/debug/deps:/opt/rustwide/target/debug:/opt/rustwide/rustup-home/toolchains/f609b7e0586f81fefb3523e3e17adf779ac416be/lib/rustlib/x86_64-unknown-linux-gnu/lib:/opt/rustwide/rustup-home/toolchains/f609b7e0586f81fefb3523e3e17adf779ac416be/lib" NUM_JOBS="16" OPT_LEVEL="0" OUT_DIR="/opt/rustwide/target/debug/build/cargo_gn_example-7f7405b78c1c662e/out" PATH="/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" PROFILE="debug" RUSTC="/opt/rustwide/rustup-home/toolchains/f609b7e0586f81fefb3523e3e17adf779ac416be/bin/rustc" RUSTDOC="/opt/rustwide/rustup-home/toolchains/f609b7e0586f81fefb3523e3e17adf779ac416be/bin/rustdoc" RUSTDOCFLAGS="--cap-lints=forbid" RUSTUP_HOME="/opt/rustwide/rustup-home" RUSTUP_TOOLCHAIN="f609b7e0586f81fefb3523e3e17adf779ac416be" RUST_BACKTRACE="full" RUST_RECURSION_COUNT="1" SOURCE_DIR="/opt/rustwide/workdir" SSL_CERT_DIR="/usr/lib/ssl/certs" SSL_CERT_FILE="/usr/lib/ssl/certs/ca-certificates.crt" TARGET="x86_64-unknown-linux-gnu" "gn" "--root=/opt/rustwide/workdir/example/." "gen" "/opt/rustwide/target/debug/gn_out" "--args=is_debug=true"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at src/lib.rs:203:3:
[INFO] [stderr] 
[INFO] [stderr]   failed to execute command: No such file or directory (os error 2)
[INFO] [stderr]   is `gn gen` not installed?
[INFO] [stderr] 
[INFO] [stderr]   build script failed, must exit now
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f04209816a - std::backtrace_rs::backtrace::libunwind::trace::h97abfd8a85887826
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x55f04209816a - std::backtrace_rs::backtrace::trace_unsynchronized::h3fe33c3e2ffb6416
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f04209816a - std::sys::backtrace::_print_fmt::hdf29e1ca2ba4cbbc
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x55f04209816a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h731c3e1b756ff019
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x55f0420b9a4b - core::fmt::rt::Argument::fmt::hdfecaf84742c5a76
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x55f0420b9a4b - core::fmt::write::h9c97613a183100ea
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/fmt/mod.rs:1186:21
[INFO] [stderr]      6:     0x55f042095113 - std::io::Write::write_fmt::h7288d7c7dce2722e
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/io/mod.rs:1823:15
[INFO] [stderr]      7:     0x55f042097fb2 - std::sys::backtrace::BacktraceLock::print::h2bc6f048c13121f8
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x55f042099497 - std::panicking::default_hook::{{closure}}::hde92e91975a101c0
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:268:22
[INFO] [stderr]      9:     0x55f0420992c6 - std::panicking::default_hook::hd8d6e2273bfc5edc
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:295:9
[INFO] [stderr]     10:     0x55f042099a97 - std::panicking::rust_panic_with_hook::hb332f821833efd3b
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:801:13
[INFO] [stderr]     11:     0x55f042099937 - std::panicking::begin_panic_handler::{{closure}}::h00065c7fd19dfc55
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:674:13
[INFO] [stderr]     12:     0x55f042098649 - std::sys::backtrace::__rust_end_short_backtrace::h10e475bd14bb8cb7
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x55f0420995c4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:665:5
[INFO] [stderr]     14:     0x55f0420b88c3 - core::panicking::panic_fmt::h59e161f9c51d6f0e
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/panicking.rs:74:14
[INFO] [stderr]     15:     0x55f042071dc2 - cargo_gn::fail::h7e2f273614d75220
[INFO] [stderr]     16:     0x55f042071d1f - cargo_gn::run::h9e5b378803f3a5ae
[INFO] [stderr]     17:     0x55f042071017 - cargo_gn::maybe_gen::h4cf370d2a6f7fc43
[INFO] [stderr]     18:     0x55f04205a843 - build_script_build::main::h635aa297ad9acc51
[INFO] [stderr]     19:     0x55f042059f53 - core::ops::function::FnOnce::call_once::h03c88bed34ae236a
[INFO] [stderr]     20:     0x55f042059e96 - std::sys::backtrace::__rust_begin_short_backtrace::h1d3d6fe819c8d423
[INFO] [stderr]     21:     0x55f042059e79 - std::rt::lang_start::{{closure}}::h4e7cc222f2eaf60c
[INFO] [stderr]     22:     0x55f0420920b0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h00708edcd5cb0bf9
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x55f0420920b0 - std::panicking::try::do_call::h3211acb5ef596e26
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:557:40
[INFO] [stderr]     24:     0x55f0420920b0 - std::panicking::try::hfc77046d1a78b97f
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:520:19
[INFO] [stderr]     25:     0x55f0420920b0 - std::panic::catch_unwind::h8cc6f9c887e41bb5
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panic.rs:348:14
[INFO] [stderr]     26:     0x55f0420920b0 - std::rt::lang_start_internal::{{closure}}::h1ae7a528cb090b94
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/rt.rs:143:48
[INFO] [stderr]     27:     0x55f0420920b0 - std::panicking::try::do_call::h7b341eaacca88c96
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:557:40
[INFO] [stderr]     28:     0x55f0420920b0 - std::panicking::try::h2190145387d00b24
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panicking.rs:520:19
[INFO] [stderr]     29:     0x55f0420920b0 - std::panic::catch_unwind::h39d0834a21ce2b28
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/panic.rs:348:14
[INFO] [stderr]     30:     0x55f0420920b0 - std::rt::lang_start_internal::hf1cb939424e8449c
[INFO] [stderr]                                  at /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/rt.rs:143:20
[INFO] [stderr]     31:     0x55f042059e57 - std::rt::lang_start::h1e920790b7ad3daf
[INFO] [stderr]     32:     0x55f04205aac5 - main
[INFO] [stderr]     33:     0x7bd867f33d90 - <unknown>
[INFO] [stderr]     34:     0x7bd867f33e40 - __libc_start_main
[INFO] [stderr]     35:     0x55f042059d25 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "6ec459327e7ab91f1ceede57611956f27ef7fcbdd1677dbdfbdea72fc6bdf418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec459327e7ab91f1ceede57611956f27ef7fcbdd1677dbdfbdea72fc6bdf418", kill_on_drop: false }`
[INFO] [stdout] 6ec459327e7ab91f1ceede57611956f27ef7fcbdd1677dbdfbdea72fc6bdf418