[INFO] cloning repository https://github.com/sinistersnare/quick-protobuf-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sinistersnare/quick-protobuf-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinistersnare%2Fquick-protobuf-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinistersnare%2Fquick-protobuf-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 807eed3c16411e95e9fbf0c46c5c1253523fdaa9
[INFO] checking sinistersnare/quick-protobuf-repro against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinistersnare%2Fquick-protobuf-repro" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sinistersnare/quick-protobuf-repro
[INFO] finished tweaking git repo https://github.com/sinistersnare/quick-protobuf-repro
[INFO] tweaked toml for git repo https://github.com/sinistersnare/quick-protobuf-repro written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sinistersnare/quick-protobuf-repro on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sinistersnare/quick-protobuf-repro 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1899cfa14f5f15c1c0600e76aec5e8f82fb74ad892a1553501d2b2257bc92aba
[INFO] running `Command { std: "docker" "start" "-a" "1899cfa14f5f15c1c0600e76aec5e8f82fb74ad892a1553501d2b2257bc92aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1899cfa14f5f15c1c0600e76aec5e8f82fb74ad892a1553501d2b2257bc92aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1899cfa14f5f15c1c0600e76aec5e8f82fb74ad892a1553501d2b2257bc92aba", kill_on_drop: false }`
[INFO] [stdout] 1899cfa14f5f15c1c0600e76aec5e8f82fb74ad892a1553501d2b2257bc92aba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b4cfc496f74a407c7a2f71188ebd5618f45b1bc7a90f6f33964f0af5f1e8234
[INFO] running `Command { std: "docker" "start" "-a" "8b4cfc496f74a407c7a2f71188ebd5618f45b1bc7a90f6f33964f0af5f1e8234", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking quick-protobuf v0.8.1
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pb-rs v0.9.1
[INFO] [stderr]    Compiling protobuf-repro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `protobuf-repro 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/protobuf-repro-2ff946e5d8792b6a/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/protobufs
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/protobufs/uses.proto
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/workdir/protobufs/imports/thing.proto
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at build.rs:30:48:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x6140bf8b0922 - std::backtrace_rs::backtrace::libunwind::trace::h360bb75e22de2778
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x6140bf8b0922 - std::backtrace_rs::backtrace::trace_unsynchronized::hfdde2f704faeffd5
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x6140bf8b0922 - std::sys::backtrace::_print_fmt::h417d2e15f697175b
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x6140bf8b0922 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6da87f843d594e5f
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x6140bf8cebf3 - core::fmt::rt::Argument::fmt::h93dad83eea6b1735
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x6140bf8cebf3 - core::fmt::write::hfc80a741b320fdf6
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]      6:     0x6140bf8ad793 - std::io::default_write_fmt::h4f50706d79e0ad9c
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x6140bf8ad793 - std::io::Write::write_fmt::h4ea6a86049496d1c
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x6140bf8b0772 - std::sys::backtrace::BacktraceLock::print::h1cbd12f8d7a3dd2a
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x6140bf8b1bd6 - std::panicking::default_hook::{{closure}}::h05e45c6f75ebd415
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x6140bf8b19d9 - std::panicking::default_hook::h282f20b2a278c2b0
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x6140bf8b25a2 - std::panicking::rust_panic_with_hook::h36eb92d284238d72
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x6140bf8b233a - std::panicking::begin_panic_handler::{{closure}}::h880cd2442ca41755
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x6140bf8b0e29 - std::sys::backtrace::__rust_end_short_backtrace::hea32aba5814406f8
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x6140bf8b1fcd - __rustc[e8bfc998c4eccd70]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x6140bf8cdd80 - core::panicking::panic_fmt::h507f02bb0d23e89f
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x6140bf8ce216 - core::result::unwrap_failed::h6b26e9363750e436
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/result.rs:1761:5
[INFO] [stderr]     17:     0x6140bf7aa816 - build_script_build::generate_protos::hd0043352e9d388cb
[INFO] [stderr]     18:     0x6140bf7ab02d - build_script_build::main::h6ba4907b6d235d7c
[INFO] [stderr]     19:     0x6140bf7a6093 - core::ops::function::FnOnce::call_once::h1f0af53e169aa2f8
[INFO] [stderr]     20:     0x6140bf7a5dd6 - std::sys::backtrace::__rust_begin_short_backtrace::h0c5d4b8d56993060
[INFO] [stderr]     21:     0x6140bf7a5ce9 - std::rt::lang_start::{{closure}}::h22a70ca867df0194
[INFO] [stderr]     22:     0x6140bf8a9fd0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a0310293008eb2d
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     23:     0x6140bf8a9fd0 - std::panicking::catch_unwind::do_call::h296e94a1c4e3d78c
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40
[INFO] [stderr]     24:     0x6140bf8a9fd0 - std::panicking::catch_unwind::hcc60b8b41a431974
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19
[INFO] [stderr]     25:     0x6140bf8a9fd0 - std::panic::catch_unwind::hfde220fef6750e01
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x6140bf8a9fd0 - std::rt::lang_start_internal::{{closure}}::h8a2acae78735c9ef
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x6140bf8a9fd0 - std::panicking::catch_unwind::do_call::hd03928f4e997613a
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40
[INFO] [stderr]     28:     0x6140bf8a9fd0 - std::panicking::catch_unwind::hf7cbafaef6e89ea3
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19
[INFO] [stderr]     29:     0x6140bf8a9fd0 - std::panic::catch_unwind::hf1ae9b7d8b7c2036
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x6140bf8a9fd0 - std::rt::lang_start_internal::h1c97a48421de4504
[INFO] [stderr]                                  at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x6140bf7a5cd1 - std::rt::lang_start::hcbf4d7807aacf1d6
[INFO] [stderr]     32:     0x6140bf7ab0f5 - main
[INFO] [stderr]     33:     0x7252361f21ca - <unknown>
[INFO] [stderr]     34:     0x7252361f228b - __libc_start_main
[INFO] [stderr]     35:     0x6140bf7a5685 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "8b4cfc496f74a407c7a2f71188ebd5618f45b1bc7a90f6f33964f0af5f1e8234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4cfc496f74a407c7a2f71188ebd5618f45b1bc7a90f6f33964f0af5f1e8234", kill_on_drop: false }`
[INFO] [stdout] 8b4cfc496f74a407c7a2f71188ebd5618f45b1bc7a90f6f33964f0af5f1e8234