[INFO] updating cached repository https://github.com/coll/kgb [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 68b596841d901af76e7c84c74860943b8368eddc [INFO] testing coll/kgb against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoll%2Fkgb" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/coll/kgb on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/coll/kgb [INFO] finished tweaking git repo https://github.com/coll/kgb [INFO] tweaked toml for git repo https://github.com/coll/kgb written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/coll/kgb already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 117badb36f107a82c866465c03451738373615ae67872e283db455f39e84ca54 [INFO] running `"docker" "start" "-a" "117badb36f107a82c866465c03451738373615ae67872e283db455f39e84ca54"` [INFO] [stderr] Compiling serde v1.0.67 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling regex v1.0.1 [INFO] [stderr] Compiling same-file v1.0.2 [INFO] [stderr] Compiling itoa v0.4.1 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling byteorder v1.2.6 [INFO] [stderr] Compiling typed-arena v1.3.0 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling regex-syntax v0.6.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling log v0.4.2 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling nom v4.0.0 [INFO] [stderr] Compiling twoway v0.1.8 [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Compiling walkdir v2.1.4 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Compiling syn v0.14.2 [INFO] [stderr] Compiling globset v0.4.0 [INFO] [stderr] Compiling nya v1.0.0 [INFO] [stderr] Compiling pest_derive v1.0.7 [INFO] [stderr] Compiling serde_derive v1.0.67 [INFO] [stderr] Compiling comrak v0.2.13 [INFO] [stderr] Compiling serde_json v1.0.22 [INFO] [stderr] Compiling toml v0.4.6 [INFO] [stderr] Compiling config v0.9.0 [INFO] [stderr] Compiling handlebars v1.0.0 [INFO] [stderr] Compiling kgb v0.0.10 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/hbars/mod.rs:18:88 [INFO] [stderr] | [INFO] [stderr] 18 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Output` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 47s [INFO] running `"docker" "inspect" "117badb36f107a82c866465c03451738373615ae67872e283db455f39e84ca54"` [INFO] running `"docker" "rm" "-f" "117badb36f107a82c866465c03451738373615ae67872e283db455f39e84ca54"` [INFO] [stdout] 117badb36f107a82c866465c03451738373615ae67872e283db455f39e84ca54 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fef2a33612973716234be05b50eb058dce9aa473a3ecee01762bd8ebfeab7c3a [INFO] running `"docker" "start" "-a" "fef2a33612973716234be05b50eb058dce9aa473a3ecee01762bd8ebfeab7c3a"` [INFO] [stderr] Compiling environment v0.1.1 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling colored v1.6.0 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/hbars/mod.rs:18:88 [INFO] [stderr] | [INFO] [stderr] 18 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Output` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Compiling failure v0.1.1 [INFO] [stderr] Compiling assert_cli v0.6.2 [INFO] [stderr] Compiling kgb v0.0.10 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/hbars/mod.rs:18:88 [INFO] [stderr] | [INFO] [stderr] 18 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Output` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 14.83s [INFO] running `"docker" "inspect" "fef2a33612973716234be05b50eb058dce9aa473a3ecee01762bd8ebfeab7c3a"` [INFO] running `"docker" "rm" "-f" "fef2a33612973716234be05b50eb058dce9aa473a3ecee01762bd8ebfeab7c3a"` [INFO] [stdout] fef2a33612973716234be05b50eb058dce9aa473a3ecee01762bd8ebfeab7c3a [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stdout] bf53419a5d0e89e5b186d9c8be77f3069f0688c31bc0ed7781a7973668f4ce1e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "bf53419a5d0e89e5b186d9c8be77f3069f0688c31bc0ed7781a7973668f4ce1e"` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/hbars/mod.rs:18:88 [INFO] [stderr] | [INFO] [stderr] 18 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Output` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/hbars/mod.rs:18:88 [INFO] [stderr] | [INFO] [stderr] 18 | |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Output` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.43s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/kgb-0a122f6a0ae9c464 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test util::path_includes_test ... ok [INFO] [stdout] test util::ext_matches_test ... ok [INFO] [stdout] test frontmatter::lexer_test ... ok [INFO] [stdout] test frontmatter::serializer_test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- frontmatter::serializer_test stdout ---- [INFO] [stdout] thread 'frontmatter::serializer_test' panicked at 'attempted to leave type `linked_hash_map::Node` uninitialized, which is invalid', /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/mem/mod.rs:661:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55ca35dc8744 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55ca35dc8744 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55ca35dc8744 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55ca35dc8744 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55ca35df251c - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55ca35d08e55 - std::io::Write::write_fmt::h5d052af13df32ea6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55ca35dc2c61 - std::io::impls::>::write_fmt::h8fe8a9bdc421b4b6 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55ca35dcb015 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55ca35dcb015 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55ca35dcb015 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55ca35dcacfb - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55ca35dcb672 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55ca35dcb25b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x55ca35df0f41 - core::panicking::panic_fmt::hc5953a7331f9805c [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x55ca35df0e8d - core::panicking::panic::hbfb03ddd2cbb509e [INFO] [stdout] at src/libcore/panicking.rs:54 [INFO] [stdout] 15: 0x55ca35d83da3 - core::mem::uninitialized::h8750251a45b277eb [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/mem/mod.rs:661 [INFO] [stdout] 16: 0x55ca35d83da3 - linked_hash_map::LinkedHashMap::ensure_guard_node::hb43c1b537bffc05b [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.5.1/src/lib.rs:174 [INFO] [stdout] 17: 0x55ca35d84077 - linked_hash_map::LinkedHashMap::insert::h56fbc29a39877426 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.5.1/src/lib.rs:304 [INFO] [stdout] 18: 0x55ca35d5cb82 - yaml_rust::yaml::YamlLoader::insert_new_node::h511053a10b667124 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yaml-rust-0.4.0/src/yaml.rs:187 [INFO] [stdout] 19: 0x55ca35d5c434 - ::on_event::h760cd194c5202946 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yaml-rust-0.4.0/src/yaml.rs:151 [INFO] [stdout] 20: 0x55ca35d9ef65 - yaml_rust::parser::Parser::load_node::hf022b7d031969d7b [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yaml-rust-0.4.0/src/parser.rs:226 [INFO] [stdout] 21: 0x55ca35d9f902 - yaml_rust::parser::Parser::load_mapping::hf83e222324dfa394 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yaml-rust-0.4.0/src/parser.rs:251 [INFO] [stdout] 22: 0x55ca35d9f118 - yaml_rust::parser::Parser::load_node::hf022b7d031969d7b [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yaml-rust-0.4.0/src/parser.rs:235 [INFO] [stdout] 23: 0x55ca35d9e6da - yaml_rust::parser::Parser::load_document::hd639f97acc4f406c [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yaml-rust-0.4.0/src/parser.rs:212 [INFO] [stdout] 24: 0x55ca35d9defa - yaml_rust::parser::Parser::load::h6b9ca9f115a658d6 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yaml-rust-0.4.0/src/parser.rs:198 [INFO] [stdout] 25: 0x55ca35d5ce10 - yaml_rust::yaml::YamlLoader::load_from_str::h85bd824a44fac696 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yaml-rust-0.4.0/src/yaml.rs:203 [INFO] [stdout] 26: 0x55ca35d053f8 - kgb::frontmatter::deserialize::h8053c1124777338c [INFO] [stdout] at src/frontmatter.rs:42 [INFO] [stdout] 27: 0x55ca35d05a7a - kgb::frontmatter::serializer_test::he6d2db1f1b1f83f5 [INFO] [stdout] at src/frontmatter.rs:57 [INFO] [stdout] 28: 0x55ca35d0597a - kgb::frontmatter::serializer_test::{{closure}}::h8e30c3296029b9fd [INFO] [stdout] at src/frontmatter.rs:54 [INFO] [stdout] 29: 0x55ca35d0669e - core::ops::function::FnOnce::call_once::he342feabbd1849ad [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 30: 0x55ca35d14d4f - as core::ops::function::FnOnce>::call_once::h1f6ee40732e80908 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 31: 0x55ca35d3034e - as core::ops::function::FnOnce<()>>::call_once::h85dff111be9c2dc6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 32: 0x55ca35d3034e - std::panicking::try::do_call::hee6f5a4bef67c840 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 33: 0x55ca35d3034e - std::panicking::try::h3384d3b948e84dbc [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 34: 0x55ca35d3034e - std::panic::catch_unwind::h5ae91218e578066d [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 35: 0x55ca35d3034e - test::run_test_in_process::he37a49587889b910 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 36: 0x55ca35d3034e - test::run_test::run_test_inner::{{closure}}::h4f0d25136ca480c2 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 37: 0x55ca35d08306 - std::sys_common::backtrace::__rust_begin_short_backtrace::h969eceda34247af3 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 38: 0x55ca35d0d695 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h912007997cb04e92 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stdout] 39: 0x55ca35d0d695 - as core::ops::function::FnOnce<()>>::call_once::h8795d8b7bd223988 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 40: 0x55ca35d0d695 - std::panicking::try::do_call::hb29b86f86d4d722e [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 41: 0x55ca35d0d695 - std::panicking::try::h4bfefb3eddc0d900 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 42: 0x55ca35d0d695 - std::panic::catch_unwind::h774c24d4b38d5828 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 43: 0x55ca35d0d695 - std::thread::Builder::spawn_unchecked::{{closure}}::ha50a32fa99413dde [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stdout] 44: 0x55ca35d0d695 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dacb8f28d699f86 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 45: 0x55ca35dbee6f - as core::ops::function::FnOnce>::call_once::h7deaeeba480c6ce2 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 46: 0x55ca35dd1e53 - as core::ops::function::FnOnce>::call_once::h968b1dfb87756523 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 47: 0x55ca35dd1e53 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 48: 0x7f20ae05f6db - start_thread [INFO] [stdout] 49: 0x7f20adb7088f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] frontmatter::serializer_test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin kgb' [INFO] running `"docker" "inspect" "bf53419a5d0e89e5b186d9c8be77f3069f0688c31bc0ed7781a7973668f4ce1e"` [INFO] running `"docker" "rm" "-f" "bf53419a5d0e89e5b186d9c8be77f3069f0688c31bc0ed7781a7973668f4ce1e"` [INFO] [stdout] bf53419a5d0e89e5b186d9c8be77f3069f0688c31bc0ed7781a7973668f4ce1e