[INFO] fetching crate libherokubuildpack 0.7.0... [INFO] testing libherokubuildpack-0.7.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate libherokubuildpack 0.7.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate libherokubuildpack 0.7.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate libherokubuildpack 0.7.0 [INFO] finished tweaking crates.io crate libherokubuildpack 0.7.0 [INFO] tweaked toml for crates.io crate libherokubuildpack 0.7.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d1f774911a93e111dc0b349701dbeda885006049e7d64f2591754c9d52134b8b [INFO] running `Command { std: "docker" "start" "-a" "d1f774911a93e111dc0b349701dbeda885006049e7d64f2591754c9d52134b8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d1f774911a93e111dc0b349701dbeda885006049e7d64f2591754c9d52134b8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1f774911a93e111dc0b349701dbeda885006049e7d64f2591754c9d52134b8b", kill_on_drop: false }` [INFO] [stdout] d1f774911a93e111dc0b349701dbeda885006049e7d64f2591754c9d52134b8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be175ab99f103e0426be30476a15d44d113851c6c722635377b37d675b73e8e4 [INFO] running `Command { std: "docker" "start" "-a" "be175ab99f103e0426be30476a15d44d113851c6c722635377b37d675b73e8e4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling semver v1.0.7 [INFO] [stderr] Compiling camino v1.0.7 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling rustls v0.20.4 [INFO] [stderr] Compiling chunked_transfer v1.4.0 [INFO] [stderr] Compiling pathdiff v0.2.1 [INFO] [stderr] Compiling miniz_oxide v0.5.1 [INFO] [stderr] Compiling xattr v0.2.2 [INFO] [stderr] Compiling filetime v0.2.15 [INFO] [stderr] Compiling webpki v0.22.0 [INFO] [stderr] Compiling sct v0.7.0 [INFO] [stderr] Compiling cargo-platform v0.1.2 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling tar v0.4.38 [INFO] [stderr] Compiling webpki-roots v0.22.3 [INFO] [stderr] Compiling flate2 v1.0.23 [INFO] [stderr] Compiling cargo_metadata v0.14.2 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling ureq v2.4.0 [INFO] [stderr] Compiling fancy-regex v0.8.0 [INFO] [stderr] Compiling libcnb-proc-macros v0.2.1 [INFO] [stderr] Compiling libcnb-data v0.6.0 [INFO] [stderr] Compiling libcnb v0.7.0 [INFO] [stderr] Compiling libherokubuildpack v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.42s [INFO] running `Command { std: "docker" "inspect" "be175ab99f103e0426be30476a15d44d113851c6c722635377b37d675b73e8e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be175ab99f103e0426be30476a15d44d113851c6c722635377b37d675b73e8e4", kill_on_drop: false }` [INFO] [stdout] be175ab99f103e0426be30476a15d44d113851c6c722635377b37d675b73e8e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b41c3f961a2a3865e1be8b4b58cdbef48dd8b0fcedb4241ace53fea0a67e9067 [INFO] running `Command { std: "docker" "start" "-a" "b41c3f961a2a3865e1be8b4b58cdbef48dd8b0fcedb4241ace53fea0a67e9067", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libherokubuildpack v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.01s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/libherokubuildpack-b121400c81ae05f6) [INFO] running `Command { std: "docker" "inspect" "b41c3f961a2a3865e1be8b4b58cdbef48dd8b0fcedb4241ace53fea0a67e9067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b41c3f961a2a3865e1be8b4b58cdbef48dd8b0fcedb4241ace53fea0a67e9067", kill_on_drop: false }` [INFO] [stdout] b41c3f961a2a3865e1be8b4b58cdbef48dd8b0fcedb4241ace53fea0a67e9067 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 23b7fe0fc0a0e99ae82c879d721ec18debeaf201f5fff782827a2962eeb29457 [INFO] running `Command { std: "docker" "start" "-a" "23b7fe0fc0a0e99ae82c879d721ec18debeaf201f5fff782827a2962eeb29457", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libherokubuildpack-b121400c81ae05f6) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test error::test::test ... ok [INFO] [stdout] test fs::test::test ... ok [INFO] [stderr] Doc-tests libherokubuildpack [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/fs.rs - fs::move_directory_contents (line 8) - compile ... ok [INFO] [stdout] test src/error.rs - error::on_error_heroku (line 12) ... ok [INFO] [stdout] test src/digest.rs - digest::sha256 (line 10) ... ok [INFO] [stdout] test src/download.rs - download::download_file (line 16) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/download.rs - download::download_file (line 16) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: HttpError(Transport(Transport { kind: Dns, message: Some("resolve dns name 'example.com:443'"), url: Some(Url { scheme: "https", cannot_be_a_base: false, username: "", password: None, host: Some(Domain("example.com")), port: None, path: "/", query: None, fragment: None }), source: Some(Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" }) }))', src/download.rs:11:51 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557b3a278a4d - std::backtrace_rs::backtrace::libunwind::trace::ha359b7f0090e2792 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x557b3a278a4d - std::backtrace_rs::backtrace::trace_unsynchronized::h0584631f25c1d70e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x557b3a278a4d - std::sys_common::backtrace::_print_fmt::hdadffd97d279ff14 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x557b3a278a4d - ::fmt::h26f189e611080a74 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x557b3a295abc - core::fmt::write::hfb5d11dfe037e8b7 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/fmt/mod.rs:1194:17 [INFO] [stdout] 5: 0x557b3a273571 - std::io::Write::write_fmt::ha30651f608022a46 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/io/mod.rs:1655:15 [INFO] [stdout] 6: 0x557b3a27a495 - std::sys_common::backtrace::_print::h7a0e44402913ba60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x557b3a27a495 - std::sys_common::backtrace::print::h9767dc455a84e728 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x557b3a27a495 - std::panicking::default_hook::{{closure}}::h60afd6c8b12988ad [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x557b3a27a149 - std::panicking::default_hook::ha7b9bac6813f9d21 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:314:9 [INFO] [stdout] 10: 0x557b3a27a9e2 - std::panicking::rust_panic_with_hook::h7b117a162a6f8664 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x557b3a27a8c7 - std::panicking::begin_panic_handler::{{closure}}::h346750923c608600 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x557b3a278f04 - std::sys_common::backtrace::__rust_end_short_backtrace::h768c56c6a0c055c0 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x557b3a27a5f9 - rust_begin_unwind [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x557b3a0069f3 - core::panicking::panic_fmt::h5c41cb2fa118fdbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x557b3a006a83 - core::result::unwrap_failed::h6bc7b183ec719494 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/result.rs:1785:5 [INFO] [stdout] 16: 0x557b3a00c487 - core::result::Result::unwrap::heb92980b9d6c1787 [INFO] [stdout] 17: 0x557b3a00d4c1 - rust_out::main::_doctest_main_src_download_rs_16_0::h0fc3e85d99a0efb1 [INFO] [stdout] 18: 0x557b3a00d3c6 - rust_out::main::h3d3c95f1f21b751b [INFO] [stdout] 19: 0x557b3a00b2c3 - core::ops::function::FnOnce::call_once::h359be4aec5e1561c [INFO] [stdout] 20: 0x557b3a00a709 - std::sys_common::backtrace::__rust_begin_short_backtrace::hf1c468c32d98493e [INFO] [stdout] 21: 0x557b3a00ace9 - std::rt::lang_start::{{closure}}::hc74257e153f5ba59 [INFO] [stdout] 22: 0x557b3a26fb2e - core::ops::function::impls:: for &F>::call_once::hae31cd38f966dcbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x557b3a26fb2e - std::panicking::try::do_call::h4a4c12a32b804624 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 24: 0x557b3a26fb2e - std::panicking::try::h87f80f5db1929b60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 25: 0x557b3a26fb2e - std::panic::catch_unwind::hbc53afd5a2bdc195 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 26: 0x557b3a26fb2e - std::rt::lang_start_internal::{{closure}}::h2e62ddd08385fac8 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:128:48 [INFO] [stdout] 27: 0x557b3a26fb2e - std::panicking::try::do_call::h04b85b79b362213e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 28: 0x557b3a26fb2e - std::panicking::try::h428fba6a4941d8ed [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 29: 0x557b3a26fb2e - std::panic::catch_unwind::hd73c90258412492e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 30: 0x557b3a26fb2e - std::rt::lang_start_internal::h26255896a96668b5 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:128:20 [INFO] [stdout] 31: 0x557b3a00acd1 - std::rt::lang_start::habb7d5349de31a07 [INFO] [stdout] 32: 0x557b3a00d613 - main [INFO] [stdout] 33: 0x7fd7a16b30b3 - __libc_start_main [INFO] [stdout] 34: 0x557b3a006c8e - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/download.rs - download::download_file (line 16) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.70s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "23b7fe0fc0a0e99ae82c879d721ec18debeaf201f5fff782827a2962eeb29457", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23b7fe0fc0a0e99ae82c879d721ec18debeaf201f5fff782827a2962eeb29457", kill_on_drop: false }` [INFO] [stdout] 23b7fe0fc0a0e99ae82c879d721ec18debeaf201f5fff782827a2962eeb29457