[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#2c0f4860cc86e2354a55ea04e738848168435c90 for pr-149145
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0v3rt1r3d%2Frust-examples" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-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-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0v3rt1r3d/rust-examples on toolchain 2c0f4860cc86e2354a55ea04e738848168435c90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c0f4860cc86e2354a55ea04e738848168435c90" "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" "+2c0f4860cc86e2354a55ea04e738848168435c90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+2c0f4860cc86e2354a55ea04e738848168435c90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea25b5bb5ebe90454f7bd116168d1b297f711181410682ecb60b69a2d78e8142
[INFO] running `Command { std: "docker" "start" "-a" "ea25b5bb5ebe90454f7bd116168d1b297f711181410682ecb60b69a2d78e8142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea25b5bb5ebe90454f7bd116168d1b297f711181410682ecb60b69a2d78e8142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea25b5bb5ebe90454f7bd116168d1b297f711181410682ecb60b69a2d78e8142", kill_on_drop: false }`
[INFO] [stdout] ea25b5bb5ebe90454f7bd116168d1b297f711181410682ecb60b69a2d78e8142
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+2c0f4860cc86e2354a55ea04e738848168435c90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12fbec44890738ad0ddcb586b28ea02bc710412fbe0765e3481eb14cbbebff3b
[INFO] running `Command { std: "docker" "start" "-a" "12fbec44890738ad0ddcb586b28ea02bc710412fbe0765e3481eb14cbbebff3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling capnp v0.21.0
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[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' (157) 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:     0x5be181916db2 - std::backtrace_rs::backtrace::libunwind::trace::h654257fd314eff1d
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5be181916db2 - std::backtrace_rs::backtrace::trace_unsynchronized::he3bca0fbdde02eb9
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5be181916db2 - std::sys::backtrace::_print_fmt::h88af1eb796c36576
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5be181916db2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h1c2abaf120c5709c
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5be1819277a7 - core::fmt::rt::Argument::fmt::h1695935ee84c9cfc
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5be1819277a7 - core::fmt::write::h49913de4f62f0235
[INFO] [stderr]      6:     0x5be1818eaea6 - std::io::default_write_fmt::h872b671bb3c03ccc
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5be1818eaea6 - std::io::Write::write_fmt::h36d3d2997979ecc3
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x5be1818f6871 - std::sys::backtrace::BacktraceLock::print::h0b16af57cf82274a
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5be1818f6871 - std::panicking::default_hook::{{closure}}::habf13a864451c09d
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panicking.rs:293:27
[INFO] [stderr]     10:     0x5be1818f6696 - std::panicking::default_hook::h1258fefef2e7d5a0
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panicking.rs:320:9
[INFO] [stderr]     11:     0x5be1818f6d7b - std::panicking::panic_with_hook::haf81b4ba1ce379c9
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panicking.rs:826:13
[INFO] [stderr]     12:     0x5be1818f6bf8 - std::panicking::panic_handler::{{closure}}::hd6d1705452838923
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panicking.rs:699:13
[INFO] [stderr]     13:     0x5be1818f49b9 - std::sys::backtrace::__rust_end_short_backtrace::hd0b57372356873ec
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5be1818df0bd - __rustc[3cce97ec6f124ba7]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panicking.rs:690:5
[INFO] [stderr]     15:     0x5be18192ee4c - core::panicking::panic_fmt::h9b88b61de034a591
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5be18192e3a2 - core::result::unwrap_failed::h290654a82a882eac
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x5be18183e2a5 - build_script_build[c32d630cec1cac12]::main
[INFO] [stderr]     18:     0x5be18183ef73 - <fn() as core[e916e7c9c98a0e64]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     19:     0x5be18183e136 - std[246f44c9e0f6af14]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     20:     0x5be18183e149 - std[246f44c9e0f6af14]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     21:     0x5be1818ec2ba - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h08a05e8dfe30ee77
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x5be1818ec2ba - std::panicking::catch_unwind::do_call::hd7ec86764b18747d
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panicking.rs:582:40
[INFO] [stderr]     23:     0x5be1818ec2ba - std::panicking::catch_unwind::h51f73188a5f4f9ec
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panicking.rs:545:19
[INFO] [stderr]     24:     0x5be1818ec2ba - std::panic::catch_unwind::h0878865b9200040e
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5be1818ec2ba - std::rt::lang_start_internal::{{closure}}::h61fba7146dff8203
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5be1818ec2ba - std::panicking::catch_unwind::do_call::h44ae4a493f503e64
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panicking.rs:582:40
[INFO] [stderr]     27:     0x5be1818ec2ba - std::panicking::catch_unwind::h296fc415bdcfbb23
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panicking.rs:545:19
[INFO] [stderr]     28:     0x5be1818ec2ba - std::panic::catch_unwind::h2e229092a69d4401
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5be1818ec2ba - std::rt::lang_start_internal::h275778bed7563295
[INFO] [stderr]                                  at /rustc/2c0f4860cc86e2354a55ea04e738848168435c90/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5be18183df71 - std[246f44c9e0f6af14]::rt::lang_start::<()>
[INFO] [stderr]     31:     0x5be18183efd5 - main
[INFO] [stderr]     32:     0x77b3c1b981ca - <unknown>
[INFO] [stderr]     33:     0x77b3c1b9828b - __libc_start_main
[INFO] [stderr]     34:     0x5be18183dc85 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "12fbec44890738ad0ddcb586b28ea02bc710412fbe0765e3481eb14cbbebff3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12fbec44890738ad0ddcb586b28ea02bc710412fbe0765e3481eb14cbbebff3b", kill_on_drop: false }`
[INFO] [stdout] 12fbec44890738ad0ddcb586b28ea02bc710412fbe0765e3481eb14cbbebff3b
