/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc4 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_array_list_swap_contents_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:25:42,892 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:25:42,978 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 20:25:42,983 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:25:42,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:25:43,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:25:43,017 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:25:43,018 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:25:43,018 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:25:43,020 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:25:43,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:25:43,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:25:43,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:25:43,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:25:43,022 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:25:43,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:25:43,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:25:43,026 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:25:43,026 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:25:43,026 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:25:43,027 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:25:43,027 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:25:43,027 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:25:43,027 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:25:43,028 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:25:43,028 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:25:43,028 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:25:43,028 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:25:43,028 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:25:43,029 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:25:43,029 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:25:43,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:25:43,029 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:25:43,030 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:25:43,030 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:25:43,030 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:25:43,031 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:25:43,031 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:25:43,031 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:25:43,032 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:25:43,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:25:43,033 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:25:43,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:25:43,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:25:43,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:25:43,332 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:25:43,332 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:25:43,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_swap_contents_harness.i [2024-11-04 20:25:44,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:25:45,377 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:25:45,377 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_swap_contents_harness.i [2024-11-04 20:25:45,428 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f37ccefa/f6911b2d4bf14c00af983750461462c7/FLAGecc372aab [2024-11-04 20:25:45,450 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f37ccefa/f6911b2d4bf14c00af983750461462c7 [2024-11-04 20:25:45,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:25:45,455 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:25:45,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:25:45,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:25:45,463 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:25:45,464 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:25:45" (1/1) ... [2024-11-04 20:25:45,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352d3f38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:45, skipping insertion in model container [2024-11-04 20:25:45,465 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:25:45" (1/1) ... [2024-11-04 20:25:45,598 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:25:45,952 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_swap_contents_harness.i[4502,4515] [2024-11-04 20:25:45,960 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_swap_contents_harness.i[4562,4575] [2024-11-04 20:25:46,807 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:46,981 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:46,982 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:46,987 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:46,996 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:46,998 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:46,999 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:46,999 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,000 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,000 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,001 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,003 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,004 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,006 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,006 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,013 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,014 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,014 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,015 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,016 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,016 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,016 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,017 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,018 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,019 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,019 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,020 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,020 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,021 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,567 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,569 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,570 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,570 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,657 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,669 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,685 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,699 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,700 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,700 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,700 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,701 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,701 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,701 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,706 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,707 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,707 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,707 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,708 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,708 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,708 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,787 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,787 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:25:47,849 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:25:47,890 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:25:47,897 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_swap_contents_harness.i[4502,4515] [2024-11-04 20:25:47,897 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_swap_contents_harness.i[4562,4575] [2024-11-04 20:25:47,935 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,958 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,958 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,959 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,962 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,963 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,964 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,964 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,964 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,966 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,967 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,968 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,968 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,971 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,972 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,972 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,972 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,973 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,973 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,974 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,975 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,975 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,975 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,976 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:47,980 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:47,981 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,050 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,051 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,051 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,051 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,070 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,077 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,082 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,084 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,085 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,085 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,085 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,086 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,086 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,086 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,087 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,087 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,087 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,088 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,108 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,109 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:25:48,110 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:25:48,129 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:25:48,150 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_swap_contents_harness.i[4502,4515] [2024-11-04 20:25:48,151 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_swap_contents_harness.i[4562,4575] [2024-11-04 20:25:48,216 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,216 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,217 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,217 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,225 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,226 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,228 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,228 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,229 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,229 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,311 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:25:48,326 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7747-7758] [2024-11-04 20:25:48,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:25:48,600 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:25:48,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48 WrapperNode [2024-11-04 20:25:48,602 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:25:48,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:25:48,604 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:25:48,604 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:25:48,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:48,757 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:48,821 INFO L138 Inliner]: procedures = 699, calls = 1720, calls flagged for inlining = 51, calls inlined = 7, statements flattened = 700 [2024-11-04 20:25:48,822 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:25:48,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:25:48,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:25:48,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:25:48,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:48,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:48,855 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:48,944 INFO L175 MemorySlicer]: Split 358 memory accesses to 7 slices as follows [238, 2, 7, 6, 3, 92, 10]. 66 percent of accesses are in the largest equivalence class. The 39 initializations are split as follows [6, 2, 5, 0, 1, 20, 5]. The 248 writes are split as follows [232, 0, 0, 2, 1, 13, 0]. [2024-11-04 20:25:48,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:48,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:48,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:49,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:49,028 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:49,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:49,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:25:49,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:25:49,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:25:49,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:25:49,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (1/1) ... [2024-11-04 20:25:49,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:25:49,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:25:49,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-04 20:25:49,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-04 20:25:49,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:25:49,149 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-04 20:25:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-04 20:25:49,149 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-04 20:25:49,150 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-04 20:25:49,150 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 20:25:49,150 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 20:25:49,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:25:49,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:25:49,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:25:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:25:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:25:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 20:25:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 20:25:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:25:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:25:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:25:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:25:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:25:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 20:25:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 20:25:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-04 20:25:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-04 20:25:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-04 20:25:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-04 20:25:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-04 20:25:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-04 20:25:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-04 20:25:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 20:25:49,152 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 20:25:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:25:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:25:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:25:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:25:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-04 20:25:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-04 20:25:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:25:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:25:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:25:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:25:49,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:25:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 20:25:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 20:25:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:25:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:25:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 20:25:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 20:25:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 20:25:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 20:25:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 20:25:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 20:25:49,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 20:25:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 20:25:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 20:25:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-04 20:25:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-04 20:25:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:25:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:25:49,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:25:49,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:25:49,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:25:49,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 20:25:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 20:25:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 20:25:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 20:25:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:25:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:25:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:25:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:25:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:25:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 20:25:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 20:25:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:25:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:25:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:25:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 20:25:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 20:25:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 20:25:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 20:25:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 20:25:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 20:25:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 20:25:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 20:25:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 20:25:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 20:25:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:25:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:25:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:25:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:25:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:25:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 20:25:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 20:25:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-04 20:25:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-04 20:25:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 20:25:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 20:25:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:25:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:25:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:25:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:25:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:25:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 20:25:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 20:25:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2024-11-04 20:25:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2024-11-04 20:25:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-04 20:25:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-04 20:25:49,572 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:25:49,574 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:26:03,281 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-04 20:26:03,281 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:26:03,303 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:26:03,303 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-04 20:26:03,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:26:03 BoogieIcfgContainer [2024-11-04 20:26:03,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:26:03,308 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:26:03,308 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:26:03,313 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:26:03,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:25:45" (1/3) ... [2024-11-04 20:26:03,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@121e6bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:26:03, skipping insertion in model container [2024-11-04 20:26:03,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:25:48" (2/3) ... [2024-11-04 20:26:03,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@121e6bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:26:03, skipping insertion in model container [2024-11-04 20:26:03,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:26:03" (3/3) ... [2024-11-04 20:26:03,315 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_swap_contents_harness.i [2024-11-04 20:26:03,333 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:26:03,333 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:26:03,400 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:26:03,406 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@475f7585, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:26:03,406 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:26:03,411 INFO L276 IsEmpty]: Start isEmpty. Operand has 160 states, 92 states have (on average 1.1630434782608696) internal successors, (107), 93 states have internal predecessors, (107), 52 states have call successors, (52), 14 states have call predecessors, (52), 14 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-04 20:26:03,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-04 20:26:03,425 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:26:03,425 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:26:03,426 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:26:03,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:26:03,431 INFO L85 PathProgramCache]: Analyzing trace with hash 182165845, now seen corresponding path program 1 times [2024-11-04 20:26:03,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:26:03,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2068602492] [2024-11-04 20:26:03,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:26:03,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:26:03,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:26:03,445 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:26:03,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-04 20:26:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:26:11,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 2908 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 20:26:11,268 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:26:11,316 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2024-11-04 20:26:11,316 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:26:18,206 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2024-11-04 20:26:18,207 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:26:18,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2068602492] [2024-11-04 20:26:18,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2068602492] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:26:18,208 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:26:18,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-04 20:26:18,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122555864] [2024-11-04 20:26:18,211 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:26:18,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 20:26:18,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:26:18,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 20:26:18,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:26:18,241 INFO L87 Difference]: Start difference. First operand has 160 states, 92 states have (on average 1.1630434782608696) internal successors, (107), 93 states have internal predecessors, (107), 52 states have call successors, (52), 14 states have call predecessors, (52), 14 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-04 20:26:18,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:26:18,287 INFO L93 Difference]: Finished difference Result 316 states and 452 transitions. [2024-11-04 20:26:18,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 20:26:18,290 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 174 [2024-11-04 20:26:18,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:26:18,298 INFO L225 Difference]: With dead ends: 316 [2024-11-04 20:26:18,299 INFO L226 Difference]: Without dead ends: 155 [2024-11-04 20:26:18,304 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:26:18,307 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-04 20:26:18,308 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 20:26:18,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-04 20:26:18,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2024-11-04 20:26:18,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 88 states have (on average 1.1477272727272727) internal successors, (101), 89 states have internal predecessors, (101), 52 states have call successors, (52), 14 states have call predecessors, (52), 14 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2024-11-04 20:26:18,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 204 transitions. [2024-11-04 20:26:18,360 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 204 transitions. Word has length 174 [2024-11-04 20:26:18,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:26:18,361 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 204 transitions. [2024-11-04 20:26:18,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-04 20:26:18,361 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 204 transitions. [2024-11-04 20:26:18,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-04 20:26:18,365 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:26:18,366 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:26:18,379 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-04 20:26:18,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:26:18,567 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:26:18,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:26:18,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1215445815, now seen corresponding path program 1 times [2024-11-04 20:26:18,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:26:18,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [514768069] [2024-11-04 20:26:18,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:26:18,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:26:18,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:26:18,570 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:26:18,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-04 20:26:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:26:25,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 2908 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 20:26:25,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:26:26,860 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-11-04 20:26:26,861 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:26:36,481 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2024-11-04 20:26:36,481 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:26:36,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [514768069] [2024-11-04 20:26:36,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [514768069] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:26:36,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:26:36,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2024-11-04 20:26:36,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934279023] [2024-11-04 20:26:36,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:26:36,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 20:26:36,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:26:36,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 20:26:36,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 20:26:36,486 INFO L87 Difference]: Start difference. First operand 155 states and 204 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-04 20:26:40,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:26:40,627 INFO L93 Difference]: Finished difference Result 305 states and 406 transitions. [2024-11-04 20:26:40,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 20:26:40,629 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 174 [2024-11-04 20:26:40,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:26:40,633 INFO L225 Difference]: With dead ends: 305 [2024-11-04 20:26:40,634 INFO L226 Difference]: Without dead ends: 157 [2024-11-04 20:26:40,635 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 20:26:40,636 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 30 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 674 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-04 20:26:40,636 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 674 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-04 20:26:40,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-04 20:26:40,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2024-11-04 20:26:40,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 89 states have (on average 1.146067415730337) internal successors, (102), 91 states have internal predecessors, (102), 52 states have call successors, (52), 14 states have call predecessors, (52), 15 states have return successors, (57), 51 states have call predecessors, (57), 51 states have call successors, (57) [2024-11-04 20:26:40,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 211 transitions. [2024-11-04 20:26:40,658 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 211 transitions. Word has length 174 [2024-11-04 20:26:40,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:26:40,659 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 211 transitions. [2024-11-04 20:26:40,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-04 20:26:40,659 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2024-11-04 20:26:40,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-04 20:26:40,663 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:26:40,663 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:26:40,681 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-04 20:26:40,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:26:40,864 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:26:40,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:26:40,865 INFO L85 PathProgramCache]: Analyzing trace with hash -331744007, now seen corresponding path program 1 times [2024-11-04 20:26:40,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:26:40,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2003685414] [2024-11-04 20:26:40,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:26:40,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:26:40,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:26:40,867 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:26:40,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-04 20:26:47,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:26:47,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 3008 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 20:26:47,208 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:26:49,501 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2024-11-04 20:26:49,501 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:26:59,495 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2024-11-04 20:26:59,496 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:26:59,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2003685414] [2024-11-04 20:26:59,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2003685414] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:26:59,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:26:59,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2024-11-04 20:26:59,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797932990] [2024-11-04 20:26:59,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:26:59,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 20:26:59,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:26:59,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 20:26:59,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 20:26:59,499 INFO L87 Difference]: Start difference. First operand 157 states and 211 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-04 20:27:03,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:27:03,000 INFO L93 Difference]: Finished difference Result 270 states and 364 transitions. [2024-11-04 20:27:03,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 20:27:03,003 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 189 [2024-11-04 20:27:03,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:27:03,006 INFO L225 Difference]: With dead ends: 270 [2024-11-04 20:27:03,006 INFO L226 Difference]: Without dead ends: 157 [2024-11-04 20:27:03,007 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 20:27:03,008 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 28 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-04 20:27:03,008 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 680 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-04 20:27:03,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-04 20:27:03,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2024-11-04 20:27:03,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 89 states have (on average 1.146067415730337) internal successors, (102), 91 states have internal predecessors, (102), 52 states have call successors, (52), 14 states have call predecessors, (52), 15 states have return successors, (55), 51 states have call predecessors, (55), 51 states have call successors, (55) [2024-11-04 20:27:03,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 209 transitions. [2024-11-04 20:27:03,038 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 209 transitions. Word has length 189 [2024-11-04 20:27:03,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:27:03,039 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 209 transitions. [2024-11-04 20:27:03,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-04 20:27:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 209 transitions. [2024-11-04 20:27:03,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-04 20:27:03,043 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:27:03,043 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:27:03,066 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-04 20:27:03,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:27:03,244 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:27:03,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:27:03,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1361687475, now seen corresponding path program 2 times [2024-11-04 20:27:03,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:27:03,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1277003210] [2024-11-04 20:27:03,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:27:03,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:27:03,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:27:03,247 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:27:03,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-04 20:27:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:27:09,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 3108 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 20:27:09,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:27:13,813 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2024-11-04 20:27:13,813 INFO L311 TraceCheckSpWp]: Computing backward predicates...