[INFO] cloning repository https://github.com/0v3rt1r3d/rust-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0v3rt1r3d/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0v3rt1r3d%2Frust-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0v3rt1r3d%2Frust-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a17876fb40fcdc92d63004c6c283eccb2631ad83
[INFO] testing 0v3rt1r3d/rust-examples against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0v3rt1r3d%2Frust-examples" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0v3rt1r3d/rust-examples
[INFO] finished tweaking git repo https://github.com/0v3rt1r3d/rust-examples
[INFO] tweaked toml for git repo https://github.com/0v3rt1r3d/rust-examples written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0v3rt1r3d/rust-examples on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0v3rt1r3d/rust-examples 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-result v0.3.2
[INFO] [stderr]   Downloaded windows-strings v0.4.0
[INFO] [stderr]   Downloaded windows-core v0.61.0
[INFO] [stderr]   Downloaded capnp v0.21.0
[INFO] [stderr]   Downloaded capnpc v0.21.0
[INFO] [stderr]   Downloaded cc v1.2.22
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fe5dfd12f38356a0eff3dcec0cb2f62cf4c956f61f20551ba9570cc6d6dc1f8
[INFO] running `Command { std: "docker" "start" "-a" "4fe5dfd12f38356a0eff3dcec0cb2f62cf4c956f61f20551ba9570cc6d6dc1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fe5dfd12f38356a0eff3dcec0cb2f62cf4c956f61f20551ba9570cc6d6dc1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe5dfd12f38356a0eff3dcec0cb2f62cf4c956f61f20551ba9570cc6d6dc1f8", kill_on_drop: false }`
[INFO] [stdout] 4fe5dfd12f38356a0eff3dcec0cb2f62cf4c956f61f20551ba9570cc6d6dc1f8
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09f79d78c5440b3291578baacdf72f96a78cef91cc115fdcefc3c0ff24efa1f2
[INFO] running `Command { std: "docker" "start" "-a" "09f79d78c5440b3291578baacdf72f96a78cef91cc115fdcefc3c0ff24efa1f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling capnp v0.21.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling capnpc v0.21.0
[INFO] [stderr]    Compiling rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rust-examples v0.1.0 (/opt/rustwide/workdir)`
[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/rust-examples-d3a59a09e2874c81/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at src/build.rs:9:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Error { kind: Failed, extra: "Error while trying to execute `capnp compile`: Failed: Read-only file system (os error 30)." }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5774a70c6ba2 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5774a70c6ba2 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5774a70c6ba2 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5774a70c6ba2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5774a70eacf3 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5774a70eacf3 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x5774a70c3de3 - std::io::default_write_fmt::h1470b6bb31d733fd
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5774a70c3de3 - std::io::Write::write_fmt::hd8146ab3991543d1
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5774a70c69f2 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5774a70c8056 - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x5774a70c7e59 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5774a70c8922 - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5774a70c87ba - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x5774a70c7099 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x5774a70c844d - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x5774a70e90d0 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5774a70e9476 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stderr]     17:     0x5774a704e517 - build_script_build::main::hf8364e78ba3755c9
[INFO] [stderr]     18:     0x5774a704d653 - std::sys::backtrace::__rust_begin_short_backtrace::h130abe813eaa7fa0
[INFO] [stderr]     19:     0x5774a704d649 - std::rt::lang_start::{{closure}}::haf1743b7488ed1e6
[INFO] [stderr]     20:     0x5774a70c0140 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h106557a9d245eb10
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     21:     0x5774a70c0140 - std::panicking::catch_unwind::do_call::h18100d9574045a86
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stderr]     22:     0x5774a70c0140 - std::panicking::catch_unwind::hf9f86a2471d520c7
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stderr]     23:     0x5774a70c0140 - std::panic::catch_unwind::h410688ae8e8348a9
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x5774a70c0140 - std::rt::lang_start_internal::{{closure}}::h42fee7344f1a80c6
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x5774a70c0140 - std::panicking::catch_unwind::do_call::h62b4ab9c433ebcfb
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stderr]     26:     0x5774a70c0140 - std::panicking::catch_unwind::h61ceb8228d4a4310
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stderr]     27:     0x5774a70c0140 - std::panic::catch_unwind::hf4a60a68b20bb306
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x5774a70c0140 - std::rt::lang_start_internal::h3478bd2aa4cc9cb2
[INFO] [stderr]                                  at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x5774a704e585 - main
[INFO] [stderr]     30:     0x71110ab911ca - <unknown>
[INFO] [stderr]     31:     0x71110ab9128b - __libc_start_main
[INFO] [stderr]     32:     0x5774a704d575 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "09f79d78c5440b3291578baacdf72f96a78cef91cc115fdcefc3c0ff24efa1f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f79d78c5440b3291578baacdf72f96a78cef91cc115fdcefc3c0ff24efa1f2", kill_on_drop: false }`
[INFO] [stdout] 09f79d78c5440b3291578baacdf72f96a78cef91cc115fdcefc3c0ff24efa1f2
