[INFO] updating cached repository denoland/cargo_gn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/denoland/cargo_gn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/denoland/cargo_gn" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/denoland/cargo_gn"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/denoland/cargo_gn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/denoland/cargo_gn" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/denoland/cargo_gn"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/denoland/cargo_gn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bb5c0748e4435381c5b2e52e8bc6c633f51a4d69
[INFO] sha for GitHub repo denoland/cargo_gn: bb5c0748e4435381c5b2e52e8bc6c633f51a4d69
[INFO] validating manifest of denoland/cargo_gn on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of denoland/cargo_gn on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing denoland/cargo_gn
[INFO] removed workspace from denoland/cargo_gn
[INFO] finished frobbing denoland/cargo_gn
[INFO] frobbed toml for denoland/cargo_gn written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/denoland/cargo_gn/Cargo.toml
[INFO] started frobbing denoland/cargo_gn
[INFO] removed workspace from denoland/cargo_gn
[INFO] finished frobbing denoland/cargo_gn
[INFO] frobbed toml for denoland/cargo_gn written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/denoland/cargo_gn/Cargo.toml
[INFO] crate denoland/cargo_gn already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking denoland/cargo_gn against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-6/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/denoland/cargo_gn:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f91b87501fb78f13abd2953b1b81c6e262fe2266f97bebd3c89ed772efaed722
[INFO] running `"docker" "start" "-a" "f91b87501fb78f13abd2953b1b81c6e262fe2266f97bebd3c89ed772efaed722"`
[INFO] [stderr]    Compiling cargo_gn v0.0.5 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `cargo_gn v0.0.5 (/opt/crater/workdir)`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/cargo_gn-efedb19f8bbf2d00/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] python: can't open file '/opt/crater/workdir/ninja/configure.py': [Errno 2] No such file or directory
[INFO] [stderr] thread 'main' panicked at 'assertion failed: status.success()', build.rs:30:3
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56002c6052f3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h7f08204c27b0467a
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x56002c60101b - std::sys_common::backtrace::_print::hd9dacd169df81122
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x56002c6040e6 - std::panicking::default_hook::{{closure}}::hb63012d2be6755b2
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x56002c603e79 - std::panicking::default_hook::h3efd6a8a707ee89e
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x56002c60473f - std::panicking::rust_panic_with_hook::h4f5c00b20be3bea5
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x56002c5f1a63 - std::panicking::begin_panic::hc8f2b262981a476c
[INFO] [stderr]                                at /rustc/efe2f32a6b8217425f361ec7c206910c611c03ee/src/libstd/panicking.rs:408
[INFO] [stderr]    6:     0x56002c5e4894 - build_script_build::build_ninja::h60b7ce236eca6a8b
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:30
[INFO] [stderr]    7:     0x56002c5e4509 - build_script_build::main::hc4b4b92a1d63cc02
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:12
[INFO] [stderr]    8:     0x56002c5f47df - std::rt::lang_start::{{closure}}::hfe1b80d204bd4d61
[INFO] [stderr]                                at /rustc/efe2f32a6b8217425f361ec7c206910c611c03ee/src/libstd/rt.rs:64
[INFO] [stderr]    9:     0x56002c604192 - std::panicking::try::do_call::h44a7db9f8ace0499
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   10:     0x56002c60baa9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   11:     0x56002c604c4c - std::rt::lang_start_internal::h5d2b2de4d9a7c9cd
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   12:     0x56002c5f47b8 - std::rt::lang_start::h09927351f061b4c6
[INFO] [stderr]                                at /rustc/efe2f32a6b8217425f361ec7c206910c611c03ee/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x56002c5e5e99 - main
[INFO] [stderr]   14:     0x7f10496972e0 - __libc_start_main
[INFO] [stderr]   15:     0x56002c5d81f9 - _start
[INFO] [stderr]   16:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "f91b87501fb78f13abd2953b1b81c6e262fe2266f97bebd3c89ed772efaed722"`
[INFO] running `"docker" "rm" "-f" "f91b87501fb78f13abd2953b1b81c6e262fe2266f97bebd3c89ed772efaed722"`
[INFO] [stdout] f91b87501fb78f13abd2953b1b81c6e262fe2266f97bebd3c89ed772efaed722