[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] checking 0v3rt1r3d/rust-examples against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0v3rt1r3d%2Frust-examples" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0v3rt1r3d/rust-examples on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc1/source/Cargo.toml
[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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-io v0.6.1
[INFO] [stderr]   Downloaded capnpc v0.21.0
[INFO] [stderr]   Downloaded capnp v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b9ff129d30b315dcc07c5fc172ab8021b28e3bd15448aeb06c4b991899c347c
[INFO] running `Command { std: "docker" "start" "-a" "8b9ff129d30b315dcc07c5fc172ab8021b28e3bd15448aeb06c4b991899c347c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b9ff129d30b315dcc07c5fc172ab8021b28e3bd15448aeb06c4b991899c347c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b9ff129d30b315dcc07c5fc172ab8021b28e3bd15448aeb06c4b991899c347c", kill_on_drop: false }`
[INFO] [stdout] 8b9ff129d30b315dcc07c5fc172ab8021b28e3bd15448aeb06c4b991899c347c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74f6a6f5102f960d3de49909248523b42495d49a14de5f2e3dc7427b08749d98
[INFO] running `Command { std: "docker" "start" "-a" "74f6a6f5102f960d3de49909248523b42495d49a14de5f2e3dc7427b08749d98", kill_on_drop: false }`
[INFO] [stderr]    Compiling capnp v0.21.0
[INFO] [stderr]     Checking 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-c8931271150a6dfa/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:     0x5569a565a732 - std::backtrace_rs::backtrace::libunwind::trace::hd56b46576af6cd16
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5569a565a732 - std::backtrace_rs::backtrace::trace_unsynchronized::h9dfe8d335e199e0d
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5569a565a732 - std::sys::backtrace::_print_fmt::h66999ff9739f02cd
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5569a565a732 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hddb5e99560778aed
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5569a567eb23 - core::fmt::rt::Argument::fmt::he7919952f7b90517
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5569a567eb23 - core::fmt::write::h12c234f0edc7b706
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/core/src/fmt/mod.rs:1460:25
[INFO] [stderr]      6:     0x5569a5657833 - std::io::default_write_fmt::h86e26d31741d8de3
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5569a5657833 - std::io::Write::write_fmt::h1c65d113e08eaaff
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5569a565a582 - std::sys::backtrace::BacktraceLock::print::h9652e925cb317248
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5569a565bbe2 - std::panicking::default_hook::{{closure}}::h58c1e754bf819be3
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x5569a565b9e5 - std::panicking::default_hook::hc5c32bd16ea0a105
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5569a565c4b2 - std::panicking::rust_panic_with_hook::h87286a060ae3c579
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5569a565c34a - std::panicking::begin_panic_handler::{{closure}}::h9993a424c66ef4f5
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x5569a565ac29 - std::sys::backtrace::__rust_end_short_backtrace::h56462a577ae5bd16
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x5569a565bfdd - __rustc[f6fea210adcf08ea]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x5569a567ce40 - core::panicking::panic_fmt::hd1b0d938cad2ab35
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5569a567d2a6 - core::result::unwrap_failed::h2341ce2ccbfa8ede
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/core/src/result.rs:1761:5
[INFO] [stderr]     17:     0x5569a558e945 - build_script_build::main::ha4d603f6129b4502
[INFO] [stderr]     18:     0x5569a558d8a3 - core::ops::function::FnOnce::call_once::h28a44c9301904607
[INFO] [stderr]     19:     0x5569a558d786 - std::sys::backtrace::__rust_begin_short_backtrace::h83f609fd1847045f
[INFO] [stderr]     20:     0x5569a558d769 - std::rt::lang_start::{{closure}}::hbb7519601d0509f7
[INFO] [stderr]     21:     0x5569a5653cd0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6b68922df8bcda68
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     22:     0x5569a5653cd0 - std::panicking::catch_unwind::do_call::h38a53962d70eca5c
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panicking.rs:589:40
[INFO] [stderr]     23:     0x5569a5653cd0 - std::panicking::catch_unwind::hef344a424143c2c4
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panicking.rs:552:19
[INFO] [stderr]     24:     0x5569a5653cd0 - std::panic::catch_unwind::h8ce7fdf34abd6d8d
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5569a5653cd0 - std::rt::lang_start_internal::{{closure}}::hc4f0ab50f9553918
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5569a5653cd0 - std::panicking::catch_unwind::do_call::h4dca6e453352cc91
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panicking.rs:589:40
[INFO] [stderr]     27:     0x5569a5653cd0 - std::panicking::catch_unwind::he3c2da0f17f59fa9
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panicking.rs:552:19
[INFO] [stderr]     28:     0x5569a5653cd0 - std::panic::catch_unwind::hf80315b8e36f1525
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5569a5653cd0 - std::rt::lang_start_internal::h4e9a488c4dffa062
[INFO] [stderr]                                  at /rustc/8a65ee08296b36342bf7c3cdc15312ccbc357227/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5569a558d751 - std::rt::lang_start::h5410747503df2a33
[INFO] [stderr]     31:     0x5569a558e9d5 - main
[INFO] [stderr]     32:     0x704561ae71ca - <unknown>
[INFO] [stderr]     33:     0x704561ae728b - __libc_start_main
[INFO] [stderr]     34:     0x5569a558d665 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "74f6a6f5102f960d3de49909248523b42495d49a14de5f2e3dc7427b08749d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f6a6f5102f960d3de49909248523b42495d49a14de5f2e3dc7427b08749d98", kill_on_drop: false }`
[INFO] [stdout] 74f6a6f5102f960d3de49909248523b42495d49a14de5f2e3dc7427b08749d98
