[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#8b6b15b877fbceb1ee5d9a5a4746e7515901574a for pr-147294
[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 8b6b15b877fbceb1ee5d9a5a4746e7515901574a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "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" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "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 embedded-io v0.6.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81dafa86642578c08c95286dce773fc7bf8f8d13f8e3cdeeed7b6d36f553d8c4
[INFO] running `Command { std: "docker" "start" "-a" "81dafa86642578c08c95286dce773fc7bf8f8d13f8e3cdeeed7b6d36f553d8c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81dafa86642578c08c95286dce773fc7bf8f8d13f8e3cdeeed7b6d36f553d8c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81dafa86642578c08c95286dce773fc7bf8f8d13f8e3cdeeed7b6d36f553d8c4", kill_on_drop: false }`
[INFO] [stdout] 81dafa86642578c08c95286dce773fc7bf8f8d13f8e3cdeeed7b6d36f553d8c4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7140640650fa83f4ae2404acd85329049dea48d70f091b8b6a9c066f377623e5
[INFO] running `Command { std: "docker" "start" "-a" "7140640650fa83f4ae2404acd85329049dea48d70f091b8b6a9c066f377623e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[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' (158) 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:     0x575eb07dea02 - std::backtrace_rs::backtrace::libunwind::trace::hee602d17c02ca6a5
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x575eb07dea02 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8281d0aa88d9595
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x575eb07dea02 - std::sys::backtrace::_print_fmt::h51f634b61923a31c
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x575eb07dea02 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hed2261a43b78c0cc
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x575eb07ef89f - core::fmt::rt::Argument::fmt::hc25374db73b1350e
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x575eb07ef89f - core::fmt::write::h893d5fa3e643eb86
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x575eb07b1d03 - std::io::default_write_fmt::hd8f443d9214cf84c
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x575eb07b1d03 - std::io::Write::write_fmt::h85f18fc203482c94
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x575eb07bbee2 - std::sys::backtrace::BacktraceLock::print::hfccb3f0ef11fe676
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x575eb07be14c - std::panicking::default_hook::{{closure}}::h0dc0e660eac28fe2
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x575eb07bdfa6 - std::panicking::default_hook::hd4d52bf86faf3ac6
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x575eb07be725 - std::panicking::panic_with_hook::h0289c92005f87e5f
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x575eb07be5ba - std::panicking::panic_handler::{{closure}}::hfce1335104aa2194
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x575eb07bc019 - std::sys::backtrace::__rust_end_short_backtrace::h4069dfe4b3af6f22
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x575eb07a5a4d - __rustc[d228c1d09b215461]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x575eb07f7490 - core::panicking::panic_fmt::hf6585f22a3d4de47
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/core/src/panicking.rs:78:14
[INFO] [stderr]     16:     0x575eb07f67d6 - core::result::unwrap_failed::h52d0711b20ae5cfa
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/core/src/result.rs:1855:5
[INFO] [stderr]     17:     0x575eb0702fd5 - build_script_build::main::hf5d2476cfcbb1fb1
[INFO] [stderr]     18:     0x575eb0703203 - core::ops::function::FnOnce::call_once::h5a8e67eb45d9c80c
[INFO] [stderr]     19:     0x575eb07030a6 - std::sys::backtrace::__rust_begin_short_backtrace::h5a6bfe4db9aaa6ae
[INFO] [stderr]     20:     0x575eb0703089 - std::rt::lang_start::{{closure}}::h944b07345fc4d07f
[INFO] [stderr]     21:     0x575eb07b3150 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h74794bcd3956d50c
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x575eb07b3150 - std::panicking::catch_unwind::do_call::hd81675042852638d
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x575eb07b3150 - std::panicking::catch_unwind::hcfd54e36bd8b66fe
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x575eb07b3150 - std::panic::catch_unwind::h977b6dfde79cf3a6
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x575eb07b3150 - std::rt::lang_start_internal::{{closure}}::hc557139e8f1e9a4e
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x575eb07b3150 - std::panicking::catch_unwind::do_call::hefa51f73c77cc065
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x575eb07b3150 - std::panicking::catch_unwind::hf3292af0687dc354
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x575eb07b3150 - std::panic::catch_unwind::h956fe86ddb26a670
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x575eb07b3150 - std::rt::lang_start_internal::h203dc5601a88af35
[INFO] [stderr]                                  at /rustc/8b6b15b877fbceb1ee5d9a5a4746e7515901574a/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x575eb0703071 - std::rt::lang_start::hd5f5d1bc6706f05a
[INFO] [stderr]     31:     0x575eb0704125 - main
[INFO] [stderr]     32:     0x76b70855f1ca - <unknown>
[INFO] [stderr]     33:     0x76b70855f28b - __libc_start_main
[INFO] [stderr]     34:     0x575eb0702dd5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "7140640650fa83f4ae2404acd85329049dea48d70f091b8b6a9c066f377623e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7140640650fa83f4ae2404acd85329049dea48d70f091b8b6a9c066f377623e5", kill_on_drop: false }`
[INFO] [stdout] 7140640650fa83f4ae2404acd85329049dea48d70f091b8b6a9c066f377623e5
