[INFO] fetching crate twiggy 0.6.0... [INFO] extracting crate twiggy 0.6.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/twiggy/0.6.0 [INFO] extracting crate twiggy 0.6.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/twiggy/0.6.0 [INFO] validating manifest of twiggy-0.6.0 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 twiggy-0.6.0 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 twiggy-0.6.0 [INFO] finished frobbing twiggy-0.6.0 [INFO] frobbed toml for twiggy-0.6.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/twiggy/0.6.0/Cargo.toml [INFO] started frobbing twiggy-0.6.0 [INFO] finished frobbing twiggy-0.6.0 [INFO] frobbed toml for twiggy-0.6.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/twiggy/0.6.0/Cargo.toml [INFO] crate twiggy-0.6.0 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded twiggy-parser v0.6.0 [INFO] [stderr] Downloaded twiggy-analyze v0.6.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing twiggy-0.6.0 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/twiggy/0.6.0:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 1c5b42bd257cff3e815563c247defd4ffb7179fa97c35e05b1024f2b37f03924 [INFO] running `"docker" "start" "-a" "1c5b42bd257cff3e815563c247defd4ffb7179fa97c35e05b1024f2b37f03924"` [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling fallible-iterator v0.2.0 [INFO] [stderr] Compiling wasmparser v0.31.1 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling parity-wasm v0.38.0 [INFO] [stderr] Compiling backtrace-sys v0.1.29 [INFO] [stderr] Compiling cpp_demangle v0.2.12 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling regex-automata v0.1.7 [INFO] [stderr] Compiling flate2 v1.0.9 [INFO] [stderr] Compiling gimli v0.18.0 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling backtrace v0.3.32 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Compiling scroll_derive v0.9.5 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling twiggy-opt v0.6.0 [INFO] [stderr] Compiling scroll v0.9.2 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling goblin v0.0.22 [INFO] [stderr] Compiling bstr v0.2.1 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling csv v1.1.0 [INFO] [stderr] Compiling twiggy-ir v0.6.0 [INFO] [stderr] Compiling twiggy-traits v0.6.0 [INFO] [stderr] Compiling object v0.12.0 [INFO] [stderr] Compiling twiggy-analyze v0.6.0 [INFO] [stderr] Compiling twiggy-parser v0.6.0 [INFO] [stderr] Compiling twiggy v0.6.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 38s [INFO] running `"docker" "inspect" "1c5b42bd257cff3e815563c247defd4ffb7179fa97c35e05b1024f2b37f03924"` [INFO] running `"docker" "rm" "-f" "1c5b42bd257cff3e815563c247defd4ffb7179fa97c35e05b1024f2b37f03924"` [INFO] [stdout] 1c5b42bd257cff3e815563c247defd4ffb7179fa97c35e05b1024f2b37f03924 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/twiggy/0.6.0:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 889e7a3ee76b619c5af5244c47475117488617a4307a3c839b11485b8f974e9d [INFO] running `"docker" "start" "-a" "889e7a3ee76b619c5af5244c47475117488617a4307a3c839b11485b8f974e9d"` [INFO] [stderr] Compiling winconsole v0.10.0 [INFO] [stderr] Compiling colored v1.8.0 [INFO] [stderr] Compiling twiggy v0.6.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.55s [INFO] running `"docker" "inspect" "889e7a3ee76b619c5af5244c47475117488617a4307a3c839b11485b8f974e9d"` [INFO] running `"docker" "rm" "-f" "889e7a3ee76b619c5af5244c47475117488617a4307a3c839b11485b8f974e9d"` [INFO] [stdout] 889e7a3ee76b619c5af5244c47475117488617a4307a3c839b11485b8f974e9d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/twiggy/0.6.0:/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 6c1514415b1dcd670c1d504222904c0e6a6fa3d7cae41916aee08487f32032b2 [INFO] running `"docker" "start" "-a" "6c1514415b1dcd670c1d504222904c0e6a6fa3d7cae41916aee08487f32032b2"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/twiggy-a83fba82d74d5dcc [INFO] [stderr] Running /opt/crater/target/debug/deps/all-a88f4cc96b36aead [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 80 tests [INFO] [stdout] test diff_tests::diff_wee_alloc_csv_top_5 ... ok [INFO] [stdout] test diff_tests::diff_wee_alloc_json_top_5 ... ok [INFO] [stdout] test diff_tests::diff_wee_alloc_all ... ok [INFO] [stdout] test diff_tests::diff_wee_alloc_top_5 ... ok [INFO] [stdout] test diff_tests::diff_wee_alloc_csv ... ok [INFO] [stdout] test diff_tests::diff_wee_alloc_json ... ok [INFO] [stdout] test diff_tests::diff_wee_alloc ... ok [INFO] [stdout] test diff_tests::diff_test_exact_wee_alloc ... ok [INFO] [stdout] test diff_tests::diff_test_regex_wee_alloc ... ok [INFO] [stdout] test dominators_tests::dominators_json_prints_multiple_root_items ... ok [INFO] [stdout] test dominators_tests::dominators_summarizes_unreachable_items ... ok [INFO] [stdout] test dominators_tests::dominators_regex_any_func ... ok [INFO] [stdout] test dominators_tests::dominators_wee_alloc_subtree ... ok [INFO] [stdout] test dominators_tests::dominators_wee_alloc_json ... ok [INFO] [stdout] test dominators_tests::dominators_wee_alloc_csv ... ok [INFO] [stdout] test dominators_tests::dominators_csv_does_not_summarize_garbage_if_all_items_are_reachable ... ok [INFO] [stdout] test dominators_tests::dominators_wee_alloc_with_depth_and_row ... ok [INFO] [stdout] test garbage_tests::garbage ... ok [INFO] [stdout] test garbage_tests::garbage_json ... ok [INFO] [stdout] test garbage_tests::garbage_top_2 ... ok [INFO] [stdout] test dominators_tests::dominators_wee_alloc ... ok [INFO] [stdout] test dominators_tests::dominators_wee_alloc_subtree_json ... ok [INFO] [stdout] test garbage_tests::garbage_top_2_json ... ok [INFO] [stdout] test garbage_tests::garbage_wee_alloc_all_json ... ok [INFO] [stdout] test garbage_tests::garbage_wee_alloc_show_data_segments ... ok [INFO] [stdout] test garbage_tests::garbage_wee_alloc_all ... ok [INFO] [stdout] test garbage_tests::garbage_wee_alloc_show_data_segments_json ... ok [INFO] [stdout] test elf_format_tests::elf_top_hello_world_rs ... ok [INFO] [stdout] test garbage_tests::garbage_wee_alloc_top_10 ... ok [INFO] [stdout] test elf_format_tests::elf_top_25_hello_world_rs ... ok [INFO] [stdout] test garbage_tests::garbage_wee_alloc_top_10_json ... ok [INFO] [stdout] test garbage_tests::garbage_wee_alloc_top_2_show_data_segments ... ok [INFO] [stdout] test garbage_tests::garbage_wee_alloc_top_2_show_data_segments_json ... ok [INFO] [stdout] test monos_tests::monos_all ... ok [INFO] [stdout] test monos_tests::monos_all_monos ... ok [INFO] [stdout] test monos_tests::cpp_monos ... ok [INFO] [stdout] test monos_tests::monos_only_all_generics ... ok [INFO] [stdout] test monos_tests::monos ... ok [INFO] [stdout] test monos_tests::monos_only_generics ... ok [INFO] [stdout] test monos_tests::monos_json ... ok [INFO] [stdout] test monos_tests::monos_all_generics ... ok [INFO] [stdout] test monos_tests::monos_maxes ... ok [INFO] [stdout] test paths_tests::paths_error_test_no_max_paths ... ok [INFO] [stdout] test paths_tests::paths_error_test_no_max_paths_csv ... ok [INFO] [stdout] test monos_tests::monos_wasm_csv ... ok [INFO] [stdout] test paths_tests::issue_16 ... ok [INFO] [stdout] test paths_tests::paths_test_called_once ... ok [INFO] [stdout] test paths_tests::paths_error_test_one_path_csv ... ok [INFO] [stdout] test paths_tests::paths_error_test_no_max_paths_json ... ok [INFO] [stdout] test paths_tests::paths_test_called_once_csv ... ok [INFO] [stdout] test paths_tests::paths_test_called_once_json ... ok [INFO] [stdout] test paths_tests::paths_test_called_twice_json ... ok [INFO] [stdout] test paths_tests::paths_error_test_one_path ... ok [INFO] [stdout] test paths_tests::paths_error_test_one_path_json ... ok [INFO] [stdout] test paths_tests::paths_test_called_twice ... ok [INFO] [stdout] test paths_tests::paths_test_default_output_desc_with_depth ... ok [INFO] [stdout] test paths_tests::paths_test_regex_exports ... ok [INFO] [stdout] test paths_tests::paths_test_default_output_csv ... ok [INFO] [stdout] test paths_tests::paths_test_called_twice_csv ... ok [INFO] [stdout] test paths_tests::paths_test_regex_called_any ... ok [INFO] [stdout] test paths_tests::paths_test_default_output_json ... ok [INFO] [stdout] test paths_tests::paths_wee_alloc ... ok [INFO] [stdout] test paths_tests::paths_test_regex_exports_desc ... ok [INFO] [stdout] test paths_tests::paths_test_default_output ... ok [INFO] [stdout] test paths_tests::paths_wee_alloc_csv ... ok [INFO] [stdout] test top_tests::output_to_file ... FAILED [INFO] [stdout] test paths_tests::paths_wee_alloc_with_depth_and_paths_csv ... ok [INFO] [stdout] test paths_tests::paths_wee_alloc_with_depth_and_paths ... ok [INFO] [stdout] test paths_tests::paths_wee_alloc_json ... ok [INFO] [stdout] test paths_tests::paths_test_default_output_desc ... ok [INFO] [stdout] test top_tests::top_2_csv ... ok [INFO] [stdout] test top_tests::top_2_csv_retained ... ok [INFO] [stdout] test paths_tests::paths_wee_alloc_with_depth_and_paths_json ... ok [INFO] [stdout] test top_tests::top_2_json_retained ... ok [INFO] [stdout] test top_tests::top_mappings ... ok [INFO] [stdout] test top_tests::top_retained_wee_alloc ... ok [INFO] [stdout] test top_tests::top_2_json ... ok [INFO] [stdout] test top_tests::top_wee_alloc ... ok [INFO] [stdout] test top_tests::top_retained_mappings ... ok [INFO] [stdout] test top_tests::top_mono ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- top_tests::output_to_file stdout ---- [INFO] [stdout] thread 'top_tests::output_to_file' panicked at 'should have run `twiggy` OK [INFO] [stdout] [INFO] [stdout] ============================== stdout ============================== [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ============================== stderr ============================== [INFO] [stdout] [INFO] [stdout] Blocking waiting for file lock on build directory [INFO] [stdout] Finished dev [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stdout] Running `/opt/crater/target/debug/twiggy top ./fixtures/wee_alloc.wasm -o whatever-output.txt` [INFO] [stdout] error: I/O error: Read-only file system (os error 30) [INFO] [stdout] caused by: Read-only file system (os error 30) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ', tests/all/top_tests.rs:72:1 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55db3d092d53 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x55db3d08e68b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x55db3d091a96 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x55db3d0917be - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x55db3d09219f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x55db3d091d21 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x55db3d091c6e - std::panicking::begin_panic_fmt::he54eae869ed71eb1 [INFO] [stdout] at src/libstd/panicking.rs:336 [INFO] [stdout] 7: 0x55db3cfecf2b - all::top_tests::output_to_file::h1be136eb0180d6cf [INFO] [stdout] at tests/all/main.rs:32 [INFO] [stdout] 8: 0x55db3cfecb79 - all::top_tests::output_to_file::{{closure}}::haf766c1389265189 [INFO] [stdout] at tests/all/main.rs:15 [INFO] [stdout] 9: 0x55db3cfd1fbd - core::ops::function::FnOnce::call_once::hea625deb16c0974f [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 10: 0x55db3d05006e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 11: 0x55db3d099379 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 12: 0x55db3d06a967 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 13: 0x55db3d045384 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 14: 0x55db3d049434 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 15: 0x55db3d099379 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 16: 0x55db3d049a41 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 17: 0x55db3d08506e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 18: 0x55db3d098a5f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 19: 0x7f81094204a3 - start_thread [INFO] [stdout] 20: 0x7f8108f4bd0e - __clone [INFO] [stdout] 21: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] top_tests::output_to_file [INFO] [stdout] [INFO] [stdout] test result: FAILED. 79 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test all' [INFO] running `"docker" "inspect" "6c1514415b1dcd670c1d504222904c0e6a6fa3d7cae41916aee08487f32032b2"` [INFO] running `"docker" "rm" "-f" "6c1514415b1dcd670c1d504222904c0e6a6fa3d7cae41916aee08487f32032b2"` [INFO] [stdout] 6c1514415b1dcd670c1d504222904c0e6a6fa3d7cae41916aee08487f32032b2