[INFO] cloning repository https://github.com/blargg/unicode_util
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blargg/unicode_util" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblargg%2Funicode_util", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblargg%2Funicode_util'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dea95c005e327ffe56f69b8e0720540712dcad62
[INFO] checking blargg/unicode_util against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblargg%2Funicode_util" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blargg/unicode_util on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blargg/unicode_util
[INFO] finished tweaking git repo https://github.com/blargg/unicode_util
[INFO] tweaked toml for git repo https://github.com/blargg/unicode_util written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/blargg/unicode_util already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 967b56f192d9a7adae977c8db54445c79a395960ad7c110907cec81fc52e4715
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "967b56f192d9a7adae977c8db54445c79a395960ad7c110907cec81fc52e4715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "967b56f192d9a7adae977c8db54445c79a395960ad7c110907cec81fc52e4715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "967b56f192d9a7adae977c8db54445c79a395960ad7c110907cec81fc52e4715", kill_on_drop: false }`
[INFO] [stdout] 967b56f192d9a7adae977c8db54445c79a395960ad7c110907cec81fc52e4715
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb131688e9cc3fc3c187bdeef3e1beafb400eb704f35ec0b6888e7915fe21d0f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bb131688e9cc3fc3c187bdeef3e1beafb400eb704f35ec0b6888e7915fe21d0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking arc-swap v0.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking array-macro v1.0.4
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling fst v0.3.5
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]     Checking fst-regex v0.2.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling unicode_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `unicode_util v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/unicode_util-efb809285225c243/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   data.tmp/ucd.all.flat.zip is not cached, downloading
[INFO] [stderr]   curl command: "curl" "-vs" "-odata.tmp/ucd.all.flat.zip" "--create-dirs" "http://www.unicode.org/Public/12.1.0/ucdxml/ucd.all.flat.zip"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   data.tmp resides on a read-only file system.
[INFO] [stderr]   thread 'main' panicked at 'curl exited with a non zero status', build.rs:66:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55b001f35730 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stderr]      1:     0x55b001f35730 - std::backtrace_rs::backtrace::trace_unsynchronized::h881b9d30a8a89a0c
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55b001f35730 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55b001f35730 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h8d62bbfda6d5c836
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55b001f531ac - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/fmt/mod.rs:1076:17
[INFO] [stderr]      5:     0x55b001f33102 - std::io::Write::write_fmt::h16a9fe7680ac245c
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/io/mod.rs:1516:15
[INFO] [stderr]      6:     0x55b001f378e5 - std::sys_common::backtrace::_print::h9ba51a6db618de7d
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55b001f378e5 - std::sys_common::backtrace::print::h5f20e41c85e91716
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55b001f378e5 - std::panicking::default_hook::{{closure}}::h8d48653392f3b04c
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55b001f37588 - std::panicking::default_hook::hb3948d1f74b6ff4c
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x55b001f38021 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:593:17
[INFO] [stderr]     11:     0x55b001f1e1ee - std::panicking::begin_panic::{{closure}}::h83501a15a58081e8
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:522:9
[INFO] [stderr]     12:     0x55b001f1ed79 - std::sys_common::backtrace::__rust_end_short_backtrace::h6022e81760ab7616
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55b001f1e11b - std::panicking::begin_panic::h2995adc4326a87b4
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:521:12
[INFO] [stderr]     14:     0x55b001ec94d2 - build_script_build::download_ucd_all::h6594e420cae8eb72
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:66:9
[INFO] [stderr]     15:     0x55b001ec88fe - build_script_build::main::hdff5dcb25896f154
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:19:9
[INFO] [stderr]     16:     0x55b001eb74cb - core::ops::function::FnOnce::call_once::h6528744283587ad4
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     17:     0x55b001ebbe5e - std::sys_common::backtrace::__rust_begin_short_backtrace::hf345e28ea66f1c1a
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     18:     0x55b001eb7211 - std::rt::lang_start::{{closure}}::hf4aff14e2fe1a5a0
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/rt.rs:66:18
[INFO] [stderr]     19:     0x55b001f38447 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3f3ba5d1e0ce8d49
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     20:     0x55b001f38447 - std::panicking::try::do_call::hd7a374fc87b951e7
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:381:40
[INFO] [stderr]     21:     0x55b001f38447 - std::panicking::try::hcc68eba0f7d51b82
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:345:19
[INFO] [stderr]     22:     0x55b001f38447 - std::panic::catch_unwind::h2e8cfcfcf4f9eb6d
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panic.rs:382:14
[INFO] [stderr]     23:     0x55b001f38447 - std::rt::lang_start_internal::h8ff82302dd620b52
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/rt.rs:51:25
[INFO] [stderr]     24:     0x55b001eb71e7 - std::rt::lang_start::h16b8238ad058f382
[INFO] [stderr]                                  at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/rt.rs:65:5
[INFO] [stderr]     25:     0x55b001eca40a - main
[INFO] [stderr]     26:     0x7f8ec5ff30b3 - __libc_start_main
[INFO] [stderr]     27:     0x55b001eb30be - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bb131688e9cc3fc3c187bdeef3e1beafb400eb704f35ec0b6888e7915fe21d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb131688e9cc3fc3c187bdeef3e1beafb400eb704f35ec0b6888e7915fe21d0f", kill_on_drop: false }`
[INFO] [stdout] bb131688e9cc3fc3c187bdeef3e1beafb400eb704f35ec0b6888e7915fe21d0f