[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 try#fafe42c59556a4233f03dd0d900b575a9afeece8 for pr-143764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0v3rt1r3d%2Frust-examples" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0v3rt1r3d/rust-examples on toolchain fafe42c59556a4233f03dd0d900b575a9afeece8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "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" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a490d2d6b84c886c164fc960301b5edb513abcaa5e5be3c04bc20bec6a15cc3
[INFO] running `Command { std: "docker" "start" "-a" "4a490d2d6b84c886c164fc960301b5edb513abcaa5e5be3c04bc20bec6a15cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a490d2d6b84c886c164fc960301b5edb513abcaa5e5be3c04bc20bec6a15cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a490d2d6b84c886c164fc960301b5edb513abcaa5e5be3c04bc20bec6a15cc3", kill_on_drop: false }`
[INFO] [stdout] 4a490d2d6b84c886c164fc960301b5edb513abcaa5e5be3c04bc20bec6a15cc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df0426052c9b54ecc22ffe45a3be8124a00c11c75b764a6118f7cd63b2d88e38
[INFO] running `Command { std: "docker" "start" "-a" "df0426052c9b54ecc22ffe45a3be8124a00c11c75b764a6118f7cd63b2d88e38", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling capnp v0.21.0
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[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:     0x62bc15898782 - std::backtrace_rs::backtrace::libunwind::trace::h33b962fda734852f
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x62bc15898782 - std::backtrace_rs::backtrace::trace_unsynchronized::h034d9edac7136aa8
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x62bc15898782 - std::sys::backtrace::_print_fmt::h4f5fce585007dfb4
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x62bc15898782 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb3e677fccea623b2
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x62bc158bcae3 - core::fmt::rt::Argument::fmt::h36e568509f44a6fc
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x62bc158bcae3 - core::fmt::write::hd6f2c1bb61942de7
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x62bc15895883 - std::io::default_write_fmt::h5f8a1449d2cfc38e
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x62bc15895883 - std::io::Write::write_fmt::h5d1a1806e0848b2a
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x62bc158985d2 - std::sys::backtrace::BacktraceLock::print::hd6a50da038f762db
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x62bc15899c43 - std::panicking::default_hook::{{closure}}::h5f64c547744b1a22
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x62bc15899a25 - std::panicking::default_hook::ha0457b9b36d0ebf5
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x62bc1589a515 - std::panicking::rust_panic_with_hook::h6ecaf340bf713760
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x62bc1589a3aa - std::panicking::begin_panic_handler::{{closure}}::h056567f43d02e129
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x62bc15898c79 - std::sys::backtrace::__rust_end_short_backtrace::ha3a023d2508e74de
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x62bc1589a03d - __rustc[ad95bd7540fcd1eb]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x62bc158bae00 - core::panicking::panic_fmt::h4c6bc5cb2c10922d
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x62bc158bb266 - core::result::unwrap_failed::he278cd0b9cfcf3ea
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/core/src/result.rs:1761:5
[INFO] [stderr]     17:     0x62bc157ccda5 - build_script_build::main::h431efc5449253246
[INFO] [stderr]     18:     0x62bc157cbd43 - core::ops::function::FnOnce::call_once::hc2e27b41f6716561
[INFO] [stderr]     19:     0x62bc157cbbe6 - std::sys::backtrace::__rust_begin_short_backtrace::h5e444a154c73167a
[INFO] [stderr]     20:     0x62bc157cbbc9 - std::rt::lang_start::{{closure}}::hdf8d997e89f7f42d
[INFO] [stderr]     21:     0x62bc15891d10 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h8cf7ed8a73d3231e
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     22:     0x62bc15891d10 - std::panicking::catch_unwind::do_call::h0275b2b2af30294a
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panicking.rs:589:40
[INFO] [stderr]     23:     0x62bc15891d10 - std::panicking::catch_unwind::h12f326ffce9b0930
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panicking.rs:552:19
[INFO] [stderr]     24:     0x62bc15891d10 - std::panic::catch_unwind::h207d1126334344ee
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x62bc15891d10 - std::rt::lang_start_internal::{{closure}}::h6a528364cebeca77
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x62bc15891d10 - std::panicking::catch_unwind::do_call::hf45550d13e19a686
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panicking.rs:589:40
[INFO] [stderr]     27:     0x62bc15891d10 - std::panicking::catch_unwind::h6b234f881907df49
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panicking.rs:552:19
[INFO] [stderr]     28:     0x62bc15891d10 - std::panic::catch_unwind::h92366e67e204c0e4
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x62bc15891d10 - std::rt::lang_start_internal::h8e1b82c883081a0d
[INFO] [stderr]                                  at /rustc/fafe42c59556a4233f03dd0d900b575a9afeece8/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x62bc157cbbb1 - std::rt::lang_start::hbfd2dfe8c90527a6
[INFO] [stderr]     31:     0x62bc157cce35 - main
[INFO] [stderr]     32:     0x76f99ee151ca - <unknown>
[INFO] [stderr]     33:     0x76f99ee1528b - __libc_start_main
[INFO] [stderr]     34:     0x62bc157cbac5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "df0426052c9b54ecc22ffe45a3be8124a00c11c75b764a6118f7cd63b2d88e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df0426052c9b54ecc22ffe45a3be8124a00c11c75b764a6118f7cd63b2d88e38", kill_on_drop: false }`
[INFO] [stdout] df0426052c9b54ecc22ffe45a3be8124a00c11c75b764a6118f7cd63b2d88e38
