[INFO] fetching crate big_data 0.1.2...
[INFO] checking big_data-0.1.2 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate big_data 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate big_data 0.1.2 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate big_data 0.1.2
[INFO] finished tweaking crates.io crate big_data 0.1.2
[INFO] tweaked toml for crates.io crate big_data 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordermap v0.3.5
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded rustler_sys v2.1.1
[INFO] [stderr]   Downloaded rustler_codegen v0.22.2
[INFO] [stderr]   Downloaded rustler v0.22.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aef1fc81fd695395b29802b90d6a413287cf635fdfcfca601cec1a390f0171b0
[INFO] running `Command { std: "docker" "start" "-a" "aef1fc81fd695395b29802b90d6a413287cf635fdfcfca601cec1a390f0171b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aef1fc81fd695395b29802b90d6a413287cf635fdfcfca601cec1a390f0171b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef1fc81fd695395b29802b90d6a413287cf635fdfcfca601cec1a390f0171b0", kill_on_drop: false }`
[INFO] [stdout] aef1fc81fd695395b29802b90d6a413287cf635fdfcfca601cec1a390f0171b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64d6bff43c57a89f1b425ba15811671d03166e447368146a5da1ceb9b9b7c2f0
[INFO] running `Command { std: "docker" "start" "-a" "64d6bff43c57a89f1b425ba15811671d03166e447368146a5da1ceb9b9b7c2f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rustler_sys v2.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling rustler v0.22.2
[INFO] [stderr]    Compiling big_data v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr] error: failed to run custom build command for `big_data v0.1.2 (/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/big_data-d7804c713f994d98/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at build.rs:29:60:
[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:     0x55e6f9d8aa96 - std::backtrace_rs::backtrace::libunwind::trace::h841aec340308c59e
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55e6f9d8aa96 - std::backtrace_rs::backtrace::trace_unsynchronized::h9dee2676d9d11960
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55e6f9d8aa96 - std::sys_common::backtrace::_print_fmt::h2d423a7a89b7862c
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55e6f9d8aa96 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb83a544cb08b68f3
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55e6f9da812c - core::fmt::rt::Argument::fmt::hc1d14d10bb089188
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55e6f9da812c - core::fmt::write::hfe45f0b918fcb7f8
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55e6f9d88b9f - std::io::Write::write_fmt::hafff8b00df89bf98
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/io/mod.rs:1846:15
[INFO] [stderr]      7:     0x55e6f9d8a844 - std::sys_common::backtrace::_print::h847ae15a622b4882
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55e6f9d8a844 - std::sys_common::backtrace::print::h708afa8c696ce578
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55e6f9d8bd2b - std::panicking::default_hook::{{closure}}::h9f7cf46c599f7ff3
[INFO] [stderr]     10:     0x55e6f9d8ba87 - std::panicking::default_hook::h3287a62f5d2ae67a
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55e6f9d8c1cd - std::panicking::rust_panic_with_hook::hb88eafc3660b8bff
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55e6f9d8c0a2 - std::panicking::begin_panic_handler::{{closure}}::h6507929c0772d453
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55e6f9d8af76 - std::sys_common::backtrace::__rust_end_short_backtrace::h89ad0278467b1bd2
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55e6f9d8bdd4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55e6f9d6cc95 - core::panicking::panic_fmt::hce2350285af4cdca
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55e6f9d6d103 - core::result::unwrap_failed::h03f5763b044b0d45
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/result.rs:1654:5
[INFO] [stderr]     17:     0x55e6f9d6ff04 - build_script_build::main::h5dca7f61908357cb
[INFO] [stderr]     18:     0x55e6f9d6e653 - core::ops::function::FnOnce::call_once::h44c0c98ee147b95e
[INFO] [stderr]     19:     0x55e6f9d6d5a6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h757c12b62d34c2de
[INFO] [stderr]     20:     0x55e6f9d6e029 - std::rt::lang_start::{{closure}}::hb6f79ed4e06a1793
[INFO] [stderr]     21:     0x55e6f9d86793 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hea0299f39373341f
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x55e6f9d86793 - std::panicking::try::do_call::h0cd3430abeddc4e2
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:552:40
[INFO] [stderr]     23:     0x55e6f9d86793 - std::panicking::try::h1b6d10b095200de8
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:516:19
[INFO] [stderr]     24:     0x55e6f9d86793 - std::panic::catch_unwind::h39fde36d17186f03
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panic.rs:146:14
[INFO] [stderr]     25:     0x55e6f9d86793 - std::rt::lang_start_internal::{{closure}}::hdffbc47fb787c567
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x55e6f9d86793 - std::panicking::try::do_call::h8261032ff252bd66
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:552:40
[INFO] [stderr]     27:     0x55e6f9d86793 - std::panicking::try::hfa26d7ee0ada6340
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panicking.rs:516:19
[INFO] [stderr]     28:     0x55e6f9d86793 - std::panic::catch_unwind::h94fb8e4675a04827
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/panic.rs:146:14
[INFO] [stderr]     29:     0x55e6f9d86793 - std::rt::lang_start_internal::h86a38ee89c760c9f
[INFO] [stderr]                                  at /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x55e6f9d6e007 - std::rt::lang_start::h18aa8c765e085518
[INFO] [stderr]     31:     0x55e6f9d70235 - main
[INFO] [stderr]     32:     0x7f2a4848ad90 - <unknown>
[INFO] [stderr]     33:     0x7f2a4848ae40 - __libc_start_main
[INFO] [stderr]     34:     0x55e6f9d6d275 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "64d6bff43c57a89f1b425ba15811671d03166e447368146a5da1ceb9b9b7c2f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d6bff43c57a89f1b425ba15811671d03166e447368146a5da1ceb9b9b7c2f0", kill_on_drop: false }`
[INFO] [stdout] 64d6bff43c57a89f1b425ba15811671d03166e447368146a5da1ceb9b9b7c2f0
