[INFO] cloning repository https://github.com/vroland/mfnf-export [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vroland/mfnf-export" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvroland%2Fmfnf-export", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvroland%2Fmfnf-export'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9cb12bb9efddb477c78c8de74c67555525bf15d4 [INFO] testing vroland/mfnf-export against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvroland%2Fmfnf-export" "/workspace/builds/worker-111/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-111/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vroland/mfnf-export on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vroland/mfnf-export [INFO] finished tweaking git repo https://github.com/vroland/mfnf-export [INFO] tweaked toml for git repo https://github.com/vroland/mfnf-export written to /workspace/builds/worker-111/source/Cargo.toml [INFO] crate git repo https://github.com/vroland/mfnf-export already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/serlo/mfnf-sitemap-parser` [INFO] [stderr] Updating git repository `https://github.com/serlo/mfnf-template-spec` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v0.15.26 [INFO] [stderr] Downloaded yaml-rust v0.4.2 [INFO] [stderr] Downloaded colored v1.7.0 [INFO] [stderr] Downloaded lazy_static v1.2.0 [INFO] [stderr] Downloaded serde v1.0.85 [INFO] [stderr] Downloaded serde_yaml v0.8.8 [INFO] [stderr] Downloaded structopt-derive v0.2.14 [INFO] [stderr] Downloaded serde_derive v1.0.85 [INFO] [stderr] Downloaded libc v0.2.48 [INFO] [stderr] Downloaded serde_json v1.0.37 [INFO] [stderr] Downloaded proc-macro2 v0.4.26 [INFO] [stderr] Downloaded structopt v0.2.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1702cbb8a96bc30d40ca483ed14a7cfea9ff896f173bbd58ac44df97ad6456a1 [INFO] running `Command { std: "docker" "start" "-a" "1702cbb8a96bc30d40ca483ed14a7cfea9ff896f173bbd58ac44df97ad6456a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1702cbb8a96bc30d40ca483ed14a7cfea9ff896f173bbd58ac44df97ad6456a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1702cbb8a96bc30d40ca483ed14a7cfea9ff896f173bbd58ac44df97ad6456a1", kill_on_drop: false }` [INFO] [stdout] 1702cbb8a96bc30d40ca483ed14a7cfea9ff896f173bbd58ac44df97ad6456a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5a85778ce2a535bfb9bdcc097117f1265d1acfee1f4af54ac2bcd793f12da38 [INFO] running `Command { std: "docker" "start" "-a" "c5a85778ce2a535bfb9bdcc097117f1265d1acfee1f4af54ac2bcd793f12da38", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.26 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling serde v1.0.85 [INFO] [stderr] Compiling linked-hash-map v0.5.1 [INFO] [stderr] Compiling dtoa v0.4.3 [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling safemem v0.3.0 [INFO] [stderr] Compiling colored v1.7.0 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling peg v0.5.7 [INFO] [stderr] Compiling yaml-rust v0.4.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling serde_json v1.0.37 [INFO] [stderr] Compiling serde_yaml v0.8.8 [INFO] [stderr] Compiling serde_yaml v0.7.5 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling serde_derive v1.0.85 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling structopt v0.2.14 [INFO] [stderr] Compiling mediawiki_parser v0.4.2 [INFO] [stderr] Compiling mwparser_utils_derive v0.1.0 (https://github.com/serlo/mediawiki-parser-utils#67c63573) [INFO] [stderr] Compiling mwparser_utils_derive v0.1.0 (https://github.com/vroland/mediawiki-parser-utils#67c63573) [INFO] [stderr] error: failed to run custom build command for `mediawiki_parser v0.4.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mediawiki_parser-591a3b46fcef47bb/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=src/grammar.rustpeg [INFO] [stderr] cargo:rerun-if-changed=doc/docs.yml [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'attempted to leave type `linked_hash_map::Node` uninitialized, which is invalid', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.5.1/src/lib.rs:174:52 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x560e866a47ad - std::backtrace_rs::backtrace::libunwind::trace::hee598835bc88d35b [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x560e866a47ad - std::backtrace_rs::backtrace::trace_unsynchronized::h9cdc730ba5cf5d72 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x560e866a47ad - std::sys_common::backtrace::_print_fmt::h75aeaf7ed30e43fa [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x560e866a47ad - ::fmt::h606862f787600875 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x560e866c68bc - core::fmt::write::he803f0f418caf762 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/fmt/mod.rs:1190:17 [INFO] [stderr] 5: 0x560e866a0ff8 - std::io::Write::write_fmt::h70bc45872f37e7bb [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/io/mod.rs:1657:15 [INFO] [stderr] 6: 0x560e866a66a7 - std::sys_common::backtrace::_print::h64d038cf8ac3e13e [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x560e866a66a7 - std::sys_common::backtrace::print::h359300b4a7fccf65 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x560e866a66a7 - std::panicking::default_hook::{{closure}}::hf51be35e2f510149 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x560e866a6370 - std::panicking::default_hook::h03ca0f22e1d2d25e [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x560e866a6df9 - std::panicking::rust_panic_with_hook::h3b7380e99b825b63 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x560e866a6aa9 - std::panicking::begin_panic_handler::{{closure}}::h8e849d0710154ce0 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:586:13 [INFO] [stderr] 12: 0x560e866a4c74 - std::sys_common::backtrace::__rust_end_short_backtrace::hedcdaddbd4c46cc5 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x560e866a67f9 - rust_begin_unwind [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x560e8653c433 - core::panicking::panic_fmt::he1bbc7336d49a357 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panicking.rs:143:14 [INFO] [stderr] 15: 0x560e8653c2fd - core::panicking::panic::h4241c5ccea17faca [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panicking.rs:48:5 [INFO] [stderr] 16: 0x560e86603fbd - core::mem::uninitialized::h0ff308c70fce372e [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/mem/mod.rs:676:9 [INFO] [stderr] 17: 0x560e86603fbd - linked_hash_map::LinkedHashMap::ensure_guard_node::hc65b4a2e6ffa2eab [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.5.1/src/lib.rs:174:52 [INFO] [stderr] 18: 0x560e86604149 - linked_hash_map::LinkedHashMap::insert::h8d9fe60641f4b6e4 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.5.1/src/lib.rs:304:9 [INFO] [stderr] 19: 0x560e86589cfc - ::serialize_field::h62a760cc9f9ee7d8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.8/src/ser.rs:371:9 [INFO] [stderr] 20: 0x560e865d9179 - as serde::ser::Serializer>::serialize_struct::h12aee229d18d970c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.85/src/private/ser.rs:294:14 [INFO] [stderr] 21: 0x560e86562351 - build_script_build::ast::_IMPL_SERIALIZE_FOR_Document::::serialize::haf501cb3710db1f1 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mediawiki_parser-0.4.2/src/ast.rs:37:17 [INFO] [stderr] 22: 0x560e865d84d8 - serde::private::ser::serialize_tagged_newtype::h09026204911c2486 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.85/src/private/ser.rs:29:5 [INFO] [stderr] 23: 0x560e865635b7 - build_script_build::ast::_IMPL_SERIALIZE_FOR_Element::::serialize::hf91ac4447cc2e8b3 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mediawiki_parser-0.4.2/src/ast.rs:13:17 [INFO] [stderr] 24: 0x560e865671d8 - serde::ser::impls::::serialize::h63de90531ccbd6af [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.85/src/ser/impls.rs:365:17 [INFO] [stderr] 25: 0x560e8658b63b - serde_yaml::ser::to_yaml::h89e11d6e65369961 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.8/src/ser.rs:460:5 [INFO] [stderr] 26: 0x560e8658ae29 - serde_yaml::ser::to_writer::h23922492b2b9d793 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.8/src/ser.rs:406:15 [INFO] [stderr] 27: 0x560e8658b129 - serde_yaml::ser::to_vec::haddef4de31e369d9 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.8/src/ser.rs:423:5 [INFO] [stderr] 28: 0x560e8658b255 - serde_yaml::ser::to_string::h405f58f8aedf43a2 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.8/src/ser.rs:435:26 [INFO] [stderr] 29: 0x560e865d6253 - build_script_build::Test::write_code::h4f09d72d0d426eab [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mediawiki_parser-0.4.2/build.rs:68:13 [INFO] [stderr] 30: 0x560e865d6a40 - build_script_build::generate_tests::h8a87e5a22e34d13e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mediawiki_parser-0.4.2/build.rs:102:9 [INFO] [stderr] 31: 0x560e865d6ae7 - build_script_build::main::h398ccfb810db1395 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mediawiki_parser-0.4.2/build.rs:108:5 [INFO] [stderr] 32: 0x560e8658f12b - core::ops::function::FnOnce::call_once::h940bdc73d4bc882c [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 33: 0x560e8659494e - std::sys_common::backtrace::__rust_begin_short_backtrace::h337a9a625538ddf4 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 34: 0x560e8658e5b1 - std::rt::lang_start::{{closure}}::h598ae8966143d814 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/rt.rs:145:18 [INFO] [stderr] 35: 0x560e866a3e91 - core::ops::function::impls:: for &F>::call_once::hb7014f43484a8b4e [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 36: 0x560e866a3e91 - std::panicking::try::do_call::h7bc9dc436daeb8c7 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:492:40 [INFO] [stderr] 37: 0x560e866a3e91 - std::panicking::try::h653d68a27ff5f175 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:456:19 [INFO] [stderr] 38: 0x560e866a3e91 - std::panic::catch_unwind::h9d739f9f59895e68 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panic.rs:137:14 [INFO] [stderr] 39: 0x560e866a3e91 - std::rt::lang_start_internal::{{closure}}::hf006f2bc7ce22bbe [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/rt.rs:128:48 [INFO] [stderr] 40: 0x560e866a3e91 - std::panicking::try::do_call::hfb39d6df61a2e69f [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:492:40 [INFO] [stderr] 41: 0x560e866a3e91 - std::panicking::try::h13e2d225134958ac [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:456:19 [INFO] [stderr] 42: 0x560e866a3e91 - std::panic::catch_unwind::h3bd49b5a5dfb1a50 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panic.rs:137:14 [INFO] [stderr] 43: 0x560e866a3e91 - std::rt::lang_start_internal::h2ba92edce36c035e [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/rt.rs:128:20 [INFO] [stderr] 44: 0x560e8658e580 - std::rt::lang_start::h9f9e876a8f549a13 [INFO] [stderr] at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/rt.rs:144:17 [INFO] [stderr] 45: 0x560e865dc0ec - main [INFO] [stderr] 46: 0x7f5f919a70b3 - __libc_start_main [INFO] [stderr] 47: 0x560e8653cc1e - _start [INFO] [stderr] 48: 0x0 - [INFO] running `Command { std: "docker" "inspect" "c5a85778ce2a535bfb9bdcc097117f1265d1acfee1f4af54ac2bcd793f12da38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5a85778ce2a535bfb9bdcc097117f1265d1acfee1f4af54ac2bcd793f12da38", kill_on_drop: false }` [INFO] [stdout] c5a85778ce2a535bfb9bdcc097117f1265d1acfee1f4af54ac2bcd793f12da38