[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#c8551d3c63c51f290cf1dc9dc4714249ea849fd1 for pr-148946
[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 c8551d3c63c51f290cf1dc9dc4714249ea849fd1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "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" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "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] [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41eb7f8d0fd035d65c4dec3868078bd30d6bc93501712285ba3f02b0b5254765
[INFO] running `Command { std: "docker" "start" "-a" "41eb7f8d0fd035d65c4dec3868078bd30d6bc93501712285ba3f02b0b5254765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41eb7f8d0fd035d65c4dec3868078bd30d6bc93501712285ba3f02b0b5254765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41eb7f8d0fd035d65c4dec3868078bd30d6bc93501712285ba3f02b0b5254765", kill_on_drop: false }`
[INFO] [stdout] 41eb7f8d0fd035d65c4dec3868078bd30d6bc93501712285ba3f02b0b5254765
[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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 334f485f0b00aa294af288cbaf6a4e8b730455c2a880c5112f1cd5dee8f64b69
[INFO] running `Command { std: "docker" "start" "-a" "334f485f0b00aa294af288cbaf6a4e8b730455c2a880c5112f1cd5dee8f64b69", 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' (86) 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:     0x5fe240874de2 - std::backtrace_rs::backtrace::libunwind::trace::hf920c0c6b8d6f875
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5fe240874de2 - std::backtrace_rs::backtrace::trace_unsynchronized::h7e461a0405dde75f
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5fe240874de2 - std::sys::backtrace::_print_fmt::hf6b6f0b1037aa51e
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5fe240874de2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h478a300f8ea60a9c
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5fe2408857d7 - core::fmt::rt::Argument::fmt::hdb8e9079e4abc65d
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5fe2408857d7 - core::fmt::write::hf3b5d53f62ca86b1
[INFO] [stderr]      6:     0x5fe240849176 - std::io::default_write_fmt::h107ff84091e45647
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5fe240849176 - std::io::Write::write_fmt::hac979502bd093af8
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x5fe240854a21 - std::sys::backtrace::BacktraceLock::print::h4aff10bdbd0e19c5
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5fe240854a21 - std::panicking::default_hook::{{closure}}::h35666a030e2856df
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panicking.rs:293:27
[INFO] [stderr]     10:     0x5fe240854846 - std::panicking::default_hook::hb10e3a9527946700
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panicking.rs:320:9
[INFO] [stderr]     11:     0x5fe240854f2b - std::panicking::panic_with_hook::he3a859f9cdf21ace
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panicking.rs:826:13
[INFO] [stderr]     12:     0x5fe240854da8 - std::panicking::panic_handler::{{closure}}::h9c3f6adbe0d422b2
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panicking.rs:699:13
[INFO] [stderr]     13:     0x5fe240852b69 - std::sys::backtrace::__rust_end_short_backtrace::hc45541e224efceaf
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5fe24083cffd - __rustc[56386ac638a4210f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panicking.rs:690:5
[INFO] [stderr]     15:     0x5fe24088ce7c - core::panicking::panic_fmt::hd98638a914745c8b
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5fe24088c3d2 - core::result::unwrap_failed::h37bea20c48cec5d1
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x5fe24079be25 - build_script_build::main::h09b97a06ea3775f9
[INFO] [stderr]     18:     0x5fe24079c053 - core::ops::function::FnOnce::call_once::h3a86718da02662d8
[INFO] [stderr]     19:     0x5fe24079bef6 - std::sys::backtrace::__rust_begin_short_backtrace::he56a8a91234fac45
[INFO] [stderr]     20:     0x5fe24079bed9 - std::rt::lang_start::{{closure}}::h1980841eb91c3072
[INFO] [stderr]     21:     0x5fe24084a46a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hcfcee21c251714b1
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x5fe24084a46a - std::panicking::catch_unwind::do_call::h1ab1fda994266122
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panicking.rs:582:40
[INFO] [stderr]     23:     0x5fe24084a46a - std::panicking::catch_unwind::h96582d54806d9b7a
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panicking.rs:545:19
[INFO] [stderr]     24:     0x5fe24084a46a - std::panic::catch_unwind::hedf04bcb01010477
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5fe24084a46a - std::rt::lang_start_internal::{{closure}}::hc1f856983c234ea4
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5fe24084a46a - std::panicking::catch_unwind::do_call::h325b6f4332c4fe0d
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panicking.rs:582:40
[INFO] [stderr]     27:     0x5fe24084a46a - std::panicking::catch_unwind::hcace7d3f1b5ffe61
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panicking.rs:545:19
[INFO] [stderr]     28:     0x5fe24084a46a - std::panic::catch_unwind::h5736956f5a1f21ff
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5fe24084a46a - std::rt::lang_start_internal::h3b16cf6a106bca08
[INFO] [stderr]                                  at /rustc/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5fe24079bec1 - std::rt::lang_start::hbea9aac77f824d38
[INFO] [stderr]     31:     0x5fe24079cf75 - main
[INFO] [stderr]     32:     0x71f9bbe5a1ca - <unknown>
[INFO] [stderr]     33:     0x71f9bbe5a28b - __libc_start_main
[INFO] [stderr]     34:     0x5fe24079bc25 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "334f485f0b00aa294af288cbaf6a4e8b730455c2a880c5112f1cd5dee8f64b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334f485f0b00aa294af288cbaf6a4e8b730455c2a880c5112f1cd5dee8f64b69", kill_on_drop: false }`
[INFO] [stdout] 334f485f0b00aa294af288cbaf6a4e8b730455c2a880c5112f1cd5dee8f64b69
