[INFO] cloning repository https://github.com/pemistahl/chr [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pemistahl/chr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpemistahl%2Fchr", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpemistahl%2Fchr'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f85581b8696f9033c41c0c35e693ae3c8f8db13b [INFO] checking pemistahl/chr against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpemistahl%2Fchr" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pemistahl/chr on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pemistahl/chr [INFO] finished tweaking git repo https://github.com/pemistahl/chr [INFO] tweaked toml for git repo https://github.com/pemistahl/chr written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/pemistahl/chr already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded predicates-tree v1.0.1 [INFO] [stderr] Downloaded assert_cmd v1.0.2 [INFO] [stderr] Downloaded crossterm v0.18.2 [INFO] [stderr] Downloaded predicates v1.0.6 [INFO] [stderr] Downloaded predicates-core v1.0.1 [INFO] [stderr] Downloaded crossterm_winapi v0.6.2 [INFO] [stderr] Downloaded minus v2.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 82eea554ea9777aeeeba8101fec22c6546b2a32ffef432c4d3101e9fff8b69fc [INFO] running `Command { std: "docker" "start" "-a" "82eea554ea9777aeeeba8101fec22c6546b2a32ffef432c4d3101e9fff8b69fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "82eea554ea9777aeeeba8101fec22c6546b2a32ffef432c4d3101e9fff8b69fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82eea554ea9777aeeeba8101fec22c6546b2a32ffef432c4d3101e9fff8b69fc", kill_on_drop: false }` [INFO] [stdout] 82eea554ea9777aeeeba8101fec22c6546b2a32ffef432c4d3101e9fff8b69fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41ea1581a9e36a37e733daf965db42afcf1db5c7de48933303369060cd29fe4c [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" "41ea1581a9e36a37e733daf965db42afcf1db5c7de48933303369060cd29fe4c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling ahash v0.4.7 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling openssl v0.10.32 [INFO] [stderr] Compiling futures-io v0.3.8 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling httpdate v0.3.2 [INFO] [stderr] Checking smallvec v1.6.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling ipnet v2.3.0 [INFO] [stderr] Compiling fallible-streaming-iterator v0.1.9 [INFO] [stderr] Checking predicates-core v1.0.1 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling tracing-core v0.1.17 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling futures-channel v0.3.8 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling futures-task v0.3.8 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling form_urlencoded v1.0.0 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Compiling http v0.2.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking predicates-tree v1.0.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling encoding_rs v0.8.26 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling hashlink v0.6.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Compiling tracing v0.1.22 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Compiling openssl-sys v0.9.60 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling libsqlite3-sys v0.20.1 [INFO] [stderr] Compiling url v2.2.0 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking crossterm v0.18.2 [INFO] [stderr] Checking predicates v1.0.6 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Checking assert_cmd v1.0.2 [INFO] [stderr] Compiling tokio v0.2.24 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling strum_macros v0.20.1 [INFO] [stderr] Checking rusqlite v0.24.2 [INFO] [stderr] Compiling thiserror v1.0.23 [INFO] [stderr] Checking minus v2.1.0 [INFO] [stderr] Checking zip v0.5.9 [INFO] [stderr] Compiling pin-project v0.4.27 [INFO] [stderr] Compiling tracing-futures v0.2.4 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Compiling pin-project v1.0.2 [INFO] [stderr] Compiling futures-util v0.3.8 [INFO] [stderr] Compiling h2 v0.2.7 [INFO] [stderr] Compiling serde_urlencoded v0.7.0 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling hyper v0.13.9 [INFO] [stderr] Compiling hyper-tls v0.4.3 [INFO] [stderr] Compiling reqwest v0.10.10 [INFO] [stderr] Compiling chr v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `codepoint` [INFO] [stdout] --> build.rs:286:5 [INFO] [stdout] | [INFO] [stdout] 286 | codepoint: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: failed to run custom build command for `chr v1.0.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/chr-61bc9cbd55ba6e43/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'File download failed: reqwest::Error { kind: Request, url: Url { scheme: "http", host: Some(Domain("ftp.unicode.org")), port: None, path: "/Public/13.0.0/ucd/Blocks.txt", query: None, fragment: None }, source: hyper::Error(Connect, ConnectError("dns error", Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" })) }', build.rs:71:18 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e6b8f30540 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55e6b8f30540 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55e6b8f30540 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55e6b8f30540 - ::fmt::h7b3d6cac46d277e1 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55e6b8f4d14f - core::fmt::write::h127419eb46f2ecc9 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/fmt/mod.rs:1092:17 [INFO] [stderr] 5: 0x55e6b8f2af82 - std::io::Write::write_fmt::h6010cfbb4726588b [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/io/mod.rs:1572:15 [INFO] [stderr] 6: 0x55e6b8f324f5 - std::sys_common::backtrace::_print::h79b4f9652330cc9d [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55e6b8f324f5 - std::sys_common::backtrace::print::h330bb326a76af8cf [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55e6b8f324f5 - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55e6b8f31fa3 - std::panicking::default_hook::h17e521ba6d68d6e1 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55e6b8f32afd - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55e6b8f32697 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55e6b8f309fc - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55e6b8f325f9 - rust_begin_unwind [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55e6b88b9a51 - core::panicking::panic_fmt::h5322a082d19786c3 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55e6b88b9943 - core::option::expect_none_failed::h354eaa93a51d71b8 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/option.rs:1329:5 [INFO] [stderr] 16: 0x55e6b88f2057 - core::result::Result::expect::h216a6fe48939ec72 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x55e6b88d6a87 - build_script_build::download_files::h86e5ae029eaa8021 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:68:33 [INFO] [stderr] 18: 0x55e6b88d648b - build_script_build::main::h8b0e19fe0d6f0874 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:44:5 [INFO] [stderr] 19: 0x55e6b88c544b - core::ops::function::FnOnce::call_once::h429d949e5d26ca9b [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x55e6b88e5e8e - std::sys_common::backtrace::__rust_begin_short_backtrace::h80a8fc715901c39c [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x55e6b88c9a31 - std::rt::lang_start::{{closure}}::hd3ac22d2aa23c546 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/rt.rs:66:18 [INFO] [stderr] 22: 0x55e6b8f32ffa - core::ops::function::impls:: for &F>::call_once::hbcc915e668c7ca11 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x55e6b8f32ffa - std::panicking::try::do_call::h6b0f430d48122ddf [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:379:40 [INFO] [stderr] 24: 0x55e6b8f32ffa - std::panicking::try::h6ba420e2e21b5afa [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:343:19 [INFO] [stderr] 25: 0x55e6b8f32ffa - std::panic::catch_unwind::h8366719d1f615eee [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panic.rs:431:14 [INFO] [stderr] 26: 0x55e6b8f32ffa - std::rt::lang_start_internal::h965c28c9ce06ee73 [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/rt.rs:51:25 [INFO] [stderr] 27: 0x55e6b88c9a10 - std::rt::lang_start::h598cafd97647353b [INFO] [stderr] at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/rt.rs:65:5 [INFO] [stderr] 28: 0x55e6b88e023c - main [INFO] [stderr] 29: 0x7fad1861d0b3 - __libc_start_main [INFO] [stderr] 30: 0x55e6b88ba15e - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "41ea1581a9e36a37e733daf965db42afcf1db5c7de48933303369060cd29fe4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41ea1581a9e36a37e733daf965db42afcf1db5c7de48933303369060cd29fe4c", kill_on_drop: false }` [INFO] [stdout] 41ea1581a9e36a37e733daf965db42afcf1db5c7de48933303369060cd29fe4c