[INFO] fetching crate mask 0.3.1... [INFO] extracting crate mask 0.3.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/mask/0.3.1 [INFO] extracting crate mask 0.3.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mask/0.3.1 [INFO] validating manifest of mask-0.3.1 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mask-0.3.1 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mask-0.3.1 [INFO] finished frobbing mask-0.3.1 [INFO] frobbed toml for mask-0.3.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/mask/0.3.1/Cargo.toml [INFO] started frobbing mask-0.3.1 [INFO] finished frobbing mask-0.3.1 [INFO] frobbed toml for mask-0.3.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mask/0.3.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing mask-0.3.1 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mask/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 46b57d8ba3485575a0cab581746c56f787cdb57e0f798efeaad5a9245a6f4a5e [INFO] running `"docker" "start" "-a" "46b57d8ba3485575a0cab581746c56f787cdb57e0f798efeaad5a9245a6f4a5e"` [INFO] [stderr] Compiling pulldown-cmark v0.5.3 [INFO] [stderr] Compiling mask v0.3.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.89s [INFO] running `"docker" "inspect" "46b57d8ba3485575a0cab581746c56f787cdb57e0f798efeaad5a9245a6f4a5e"` [INFO] running `"docker" "rm" "-f" "46b57d8ba3485575a0cab581746c56f787cdb57e0f798efeaad5a9245a6f4a5e"` [INFO] [stdout] 46b57d8ba3485575a0cab581746c56f787cdb57e0f798efeaad5a9245a6f4a5e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mask/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 99ff679804daa737572d76904d28db1ac7c7667792f998975968d9158c61fcf3 [INFO] running `"docker" "start" "-a" "99ff679804daa737572d76904d28db1ac7c7667792f998975968d9158c61fcf3"` [INFO] [stderr] Compiling ignore v0.4.9 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling assert_cmd v0.11.1 [INFO] [stderr] Compiling globwalk v0.5.0 [INFO] [stderr] Compiling assert_fs v0.11.3 [INFO] [stderr] Compiling mask v0.3.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.97s [INFO] running `"docker" "inspect" "99ff679804daa737572d76904d28db1ac7c7667792f998975968d9158c61fcf3"` [INFO] running `"docker" "rm" "-f" "99ff679804daa737572d76904d28db1ac7c7667792f998975968d9158c61fcf3"` [INFO] [stdout] 99ff679804daa737572d76904d28db1ac7c7667792f998975968d9158c61fcf3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mask/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 50a9724117f92059f4042608236e3ffe36f3f771bab418d93b3c0647fe039d8d [INFO] running `"docker" "start" "-a" "50a9724117f92059f4042608236e3ffe36f3f771bab418d93b3c0647fe039d8d"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/mask-ed8ea9a3c2efafce [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test loader::read_maskfile::errors_for_non_existent_maskfile ... ok [INFO] [stdout] test parser::build_command_structure::parses_node_command_source_with_backticks ... ok [INFO] [stdout] test parser::build_command_structure::parses_serve_command_description ... ok [INFO] [stdout] test parser::build_command_structure::parses_serve_command_source_with_tildes ... ok [INFO] [stdout] test parser::build_command_structure::parses_serve_command_name ... ok [INFO] [stdout] test parser::build_command_structure::adds_default_verbose_optional_flag ... ok [INFO] [stdout] test parser::build_command_structure::parses_serve_required_positional_arguments ... ok [INFO] [stdout] test parser::build_command_structure::parses_serve_command_executor ... ok [INFO] [stdout] test loader::read_maskfile::reads_root_maskfile ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- loader::read_maskfile::reads_root_maskfile stdout ---- [INFO] [stdout] thread 'loader::read_maskfile::reads_root_maskfile' panicked at 'maskfile was ok', src/loader.rs:30:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55cf04df227b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55cf04df227b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55cf04df227b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55cf04df227b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55cf04df227b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55cf04df1eea - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55cf04df29f0 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55cf04dc8308 - std::panicking::begin_panic::h17a7649763aeee1f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55cf04d021a0 - mask::loader::read_maskfile::reads_root_maskfile::hcf56c50eee972ce0 [INFO] [stdout] at src/loader.rs:30 [INFO] [stdout] 9: 0x55cf04d020ca - mask::loader::read_maskfile::reads_root_maskfile::{{closure}}::hd7af677dfb54ad14 [INFO] [stdout] at src/loader.rs:27 [INFO] [stdout] 10: 0x55cf04cece7e - core::ops::function::FnOnce::call_once::h4f84a65ccc0d9bb8 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: 0x55cf04d1087f - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: 0x55cf04df528a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: 0x55cf04d2ae78 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 14: 0x55cf04d2ae78 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 15: 0x55cf04d2ae78 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 16: 0x55cf04d05cf5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 17: 0x55cf04d09e75 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 18: 0x55cf04d09e75 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 19: 0x55cf04d09e75 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 20: 0x55cf04df528a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 21: 0x55cf04d0a4b2 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 22: 0x55cf04d0a4b2 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 23: 0x55cf04d0a4b2 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 24: 0x55cf04d0a4b2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 25: 0x55cf04de801f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 26: 0x55cf04df46c0 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x55cf04df46c0 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 28: 0x55cf04df46c0 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 29: 0x7f58757354a4 - start_thread [INFO] [stdout] 30: 0x7f5875260d0f - __clone [INFO] [stdout] 31: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] loader::read_maskfile::reads_root_maskfile [INFO] [stdout] [INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "50a9724117f92059f4042608236e3ffe36f3f771bab418d93b3c0647fe039d8d"` [INFO] running `"docker" "rm" "-f" "50a9724117f92059f4042608236e3ffe36f3f771bab418d93b3c0647fe039d8d"` [INFO] [stdout] 50a9724117f92059f4042608236e3ffe36f3f771bab418d93b3c0647fe039d8d