[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 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenoland%2Fcargo_gn" "/workspace/builds/worker-118/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/denoland/cargo_gn on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-118/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: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 372aaec2b55eb9e1e71012725932dabe1c62989663033eab26d4bbcf67445556
[INFO] running `Command { std: "docker" "start" "-a" "372aaec2b55eb9e1e71012725932dabe1c62989663033eab26d4bbcf67445556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "372aaec2b55eb9e1e71012725932dabe1c62989663033eab26d4bbcf67445556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "372aaec2b55eb9e1e71012725932dabe1c62989663033eab26d4bbcf67445556", kill_on_drop: false }`
[INFO] [stdout] 372aaec2b55eb9e1e71012725932dabe1c62989663033eab26d4bbcf67445556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d7bf819e0fb929eb13703ed6dbc4bc99475d5cd3183f338753a3831c3de0534
[INFO] running `Command { std: "docker" "start" "-a" "4d7bf819e0fb929eb13703ed6dbc4bc99475d5cd3183f338753a3831c3de0534", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cargo_gn_example-6903841694534aff/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: "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 '
[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', src/lib.rs:203:3
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5572531da54c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x5572531da54c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5572531da54c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5572531da54c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h82b0e3aaf8a96140
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5572531f894c - core::fmt::write::h72801a82c94e6ff1
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/fmt/mod.rs:1149:17
[INFO] [stderr]      5:     0x5572531d6d45 - std::io::Write::write_fmt::hc2da38dc44811df8
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/io/mod.rs:1697:15
[INFO] [stderr]      6:     0x5572531dbc90 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5572531dbc90 - std::sys_common::backtrace::print::h7ce8802039fa9d0e
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5572531dbc90 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:211:50
[INFO] [stderr]      9:     0x5572531db83b - std::panicking::default_hook::hf4f180b00076f2b2
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:228:9
[INFO] [stderr]     10:     0x5572531dc344 - std::panicking::rust_panic_with_hook::he85ce8435493b711
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:606:17
[INFO] [stderr]     11:     0x5572531dbe20 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:502:13
[INFO] [stderr]     12:     0x5572531daa04 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stderr]     13:     0x5572531dbd89 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:498:5
[INFO] [stderr]     14:     0x55725319a131 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/panicking.rs:107:14
[INFO] [stderr]     15:     0x5572531a13c3 - cargo_gn::fail::hd035333312d4f4fd
[INFO] [stderr]                                  at /opt/rustwide/workdir/src/lib.rs:203:3
[INFO] [stderr]     16:     0x5572531a10ca - cargo_gn::run::h4155591e413fc1f8
[INFO] [stderr]                                  at /opt/rustwide/workdir/src/lib.rs:187:7
[INFO] [stderr]     17:     0x5572531a053c - cargo_gn::maybe_gen::hca46f164867b5999
[INFO] [stderr]                                  at /opt/rustwide/workdir/src/lib.rs:141:5
[INFO] [stderr]     18:     0x55725319b5d3 - build_script_build::main::h9ea8dc00ec63684b
[INFO] [stderr]                                  at /opt/rustwide/workdir/example/src/build.rs:9:16
[INFO] [stderr]     19:     0x55725319b27b - core::ops::function::FnOnce::call_once::h4720337db51b942e
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x55725319b13e - std::sys_common::backtrace::__rust_begin_short_backtrace::h7653d41421cb00f6
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stderr]     21:     0x55725319b991 - std::rt::lang_start::{{closure}}::h1f8ff8e5d13c2c6d
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:145:18
[INFO] [stderr]     22:     0x5572531d9d91 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h0e73392810ecd318
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x5572531d9d91 - std::panicking::try::do_call::h12dcb4a4f352a507
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:406:40
[INFO] [stderr]     24:     0x5572531d9d91 - std::panicking::try::h0d978c76ab4a3863
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:370:19
[INFO] [stderr]     25:     0x5572531d9d91 - std::panic::catch_unwind::hab40227675186980
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panic.rs:133:14
[INFO] [stderr]     26:     0x5572531d9d91 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:128:48
[INFO] [stderr]     27:     0x5572531d9d91 - std::panicking::try::do_call::h38e7a9128f21d387
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:406:40
[INFO] [stderr]     28:     0x5572531d9d91 - std::panicking::try::h32d4e72fd8922bce
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:370:19
[INFO] [stderr]     29:     0x5572531d9d91 - std::panic::catch_unwind::h9a345671d889d41f
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panic.rs:133:14
[INFO] [stderr]     30:     0x5572531d9d91 - std::rt::lang_start_internal::h9e691a4f557eb2a3
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:128:20
[INFO] [stderr]     31:     0x55725319b960 - std::rt::lang_start::h2e5990ad9c78522c
[INFO] [stderr]                                  at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:144:17
[INFO] [stderr]     32:     0x55725319b82c - main
[INFO] [stderr]     33:     0x7fbdd230e0b3 - __libc_start_main
[INFO] [stderr]     34:     0x55725319a82e - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "4d7bf819e0fb929eb13703ed6dbc4bc99475d5cd3183f338753a3831c3de0534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7bf819e0fb929eb13703ed6dbc4bc99475d5cd3183f338753a3831c3de0534", kill_on_drop: false }`
[INFO] [stdout] 4d7bf819e0fb929eb13703ed6dbc4bc99475d5cd3183f338753a3831c3de0534