[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] e49b8c3867fccc04718ef2f118ffa9b856a5e517 [INFO] checking pemistahl/chr against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpemistahl%2Fchr" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pemistahl/chr on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] a2fc400906c566ee59ab8e90f52357ac6a5bd6b4b9fb39c26cfaeb907241dcf1 [INFO] running `Command { std: "docker" "start" "-a" "a2fc400906c566ee59ab8e90f52357ac6a5bd6b4b9fb39c26cfaeb907241dcf1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a2fc400906c566ee59ab8e90f52357ac6a5bd6b4b9fb39c26cfaeb907241dcf1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2fc400906c566ee59ab8e90f52357ac6a5bd6b4b9fb39c26cfaeb907241dcf1", kill_on_drop: false }` [INFO] [stdout] a2fc400906c566ee59ab8e90f52357ac6a5bd6b4b9fb39c26cfaeb907241dcf1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b9693a542d9514874f2a0078254de98e759b62a0852ed0028c67197719320cd [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" "5b9693a542d9514874f2a0078254de98e759b62a0852ed0028c67197719320cd", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling bytes v0.5.5 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling pin-project-lite v0.1.7 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling linked-hash-map v0.5.3 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling base64 v0.12.2 [INFO] [stderr] Compiling ipnet v2.3.0 [INFO] [stderr] Compiling fallible-streaming-iterator v0.1.9 [INFO] [stderr] Compiling smallvec v1.4.1 [INFO] [stderr] Compiling podio v0.1.7 [INFO] [stderr] Compiling fallible-iterator v0.2.0 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling miniz_oxide v0.4.0 [INFO] [stderr] Compiling lru-cache v0.1.2 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling unicode-normalization v0.1.13 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling flate2 v1.0.16 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling libsqlite3-sys v0.18.0 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling zip v0.5.6 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking rusqlite v0.23.1 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling h2 v0.2.5 [INFO] [stderr] Compiling hyper v0.13.6 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling hyper-tls v0.4.1 [INFO] [stderr] Compiling reqwest v0.10.7 [INFO] [stderr] Compiling chr v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> build.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 25 | use std::io::{BufRead, Write}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `unicode_1_name` [INFO] [stdout] --> build.rs:436:5 [INFO] [stdout] | [INFO] [stdout] 436 | unicode_1_name: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `iso_comment` [INFO] [stdout] --> build.rs:437:5 [INFO] [stdout] | [INFO] [stdout] 437 | iso_comment: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> build.rs:312:5 [INFO] [stdout] | [INFO] [stdout] 312 | database_reader.read_to_end(&mut database); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: failed to run custom build command for `chr v0.0.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/chr-63e0efb9877a9518/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'File download failed: reqwest::Error { kind: Request, url: "http://ftp.unicode.org/Public/13.0.0/ucd/Blocks.txt", source: hyper::Error(Connect, ConnectError("dns error", Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" })) }', build.rs:79:18 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557bcf145bd5 - backtrace::backtrace::libunwind::trace::hdc42e81315d2a69f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x557bcf145bd5 - backtrace::backtrace::trace_unsynchronized::hc9edcf4d4fb0b42d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x557bcf145bd5 - std::sys_common::backtrace::_print_fmt::hb93b171b1042fa52 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x557bcf145bd5 - ::fmt::h589f1bf1cf74dd71 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x557bcf16a33c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x557bcf13feb2 - std::io::Write::write_fmt::hbbad3ca30e02a58a [INFO] [stderr] at library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x557bcf148240 - std::sys_common::backtrace::_print::h96b2d71887f0b186 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x557bcf148240 - std::sys_common::backtrace::print::h6cd6e92e674a16a4 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x557bcf148240 - std::panicking::default_hook::{{closure}}::h76820e280a7c9f14 [INFO] [stderr] at library/std/src/panicking.rs:198 [INFO] [stderr] 9: 0x557bcf147f8c - std::panicking::default_hook::h3c589b4200c4e9d0 [INFO] [stderr] at library/std/src/panicking.rs:217 [INFO] [stderr] 10: 0x557bcf148883 - std::panicking::rust_panic_with_hook::h99205632f2cac760 [INFO] [stderr] at library/std/src/panicking.rs:526 [INFO] [stderr] 11: 0x557bcf14847b - rust_begin_unwind [INFO] [stderr] at library/std/src/panicking.rs:437 [INFO] [stderr] 12: 0x557bcf168a21 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at library/core/src/panicking.rs:85 [INFO] [stderr] 13: 0x557bcf168843 - core::option::expect_none_failed::h7135ba2fdb185931 [INFO] [stderr] at library/core/src/option.rs:1273 [INFO] [stderr] 14: 0x557bceb9c794 - core::result::Result::expect::h3de5d67145d6da49 [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/core/src/result.rs:963 [INFO] [stderr] 15: 0x557bceb71e5b - build_script_build::download_files::hd189874564ca06ce [INFO] [stderr] at /opt/rustwide/workdir/build.rs:76 [INFO] [stderr] 16: 0x557bceb71743 - build_script_build::main::h03097a4b722693b1 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:47 [INFO] [stderr] 17: 0x557bceba363b - std::rt::lang_start::{{closure}}::h5da7d36ed061d23d [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/std/src/rt.rs:67 [INFO] [stderr] 18: 0x557bcf148d23 - std::rt::lang_start_internal::{{closure}}::hb14aa68a79b4eb09 [INFO] [stderr] at library/std/src/rt.rs:52 [INFO] [stderr] 19: 0x557bcf148d23 - std::panicking::try::do_call::haffb1227d43d77f1 [INFO] [stderr] at library/std/src/panicking.rs:348 [INFO] [stderr] 20: 0x557bcf148d23 - std::panicking::try::hc085bbb3f48e6fb0 [INFO] [stderr] at library/std/src/panicking.rs:325 [INFO] [stderr] 21: 0x557bcf148d23 - std::panic::catch_unwind::h0d91c438fed06f5e [INFO] [stderr] at library/std/src/panic.rs:394 [INFO] [stderr] 22: 0x557bcf148d23 - std::rt::lang_start_internal::h9a2f79aa5e187e95 [INFO] [stderr] at library/std/src/rt.rs:51 [INFO] [stderr] 23: 0x557bceba3617 - std::rt::lang_start::hfdb3610af39d764c [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/std/src/rt.rs:67 [INFO] [stderr] 24: 0x557bceb7df2a - main [INFO] [stderr] 25: 0x7fcecd85b0b3 - __libc_start_main [INFO] [stderr] 26: 0x557bceb7131e - _start [INFO] [stderr] 27: 0x0 - [INFO] running `Command { std: "docker" "inspect" "5b9693a542d9514874f2a0078254de98e759b62a0852ed0028c67197719320cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b9693a542d9514874f2a0078254de98e759b62a0852ed0028c67197719320cd", kill_on_drop: false }` [INFO] [stdout] 5b9693a542d9514874f2a0078254de98e759b62a0852ed0028c67197719320cd