/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_hash_table_find_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:43:52,026 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:43:52,086 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 20:43:52,091 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:43:52,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:43:52,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:43:52,110 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:43:52,111 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:43:52,111 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:43:52,111 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:43:52,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:43:52,112 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:43:52,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:43:52,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:43:52,112 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:43:52,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:43:52,113 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:43:52,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:43:52,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:43:52,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:43:52,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:43:52,114 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:43:52,114 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:43:52,115 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:43:52,115 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:43:52,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:43:52,115 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:43:52,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:43:52,116 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:43:52,116 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:43:52,116 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:43:52,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:43:52,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:43:52,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:43:52,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:43:52,117 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:43:52,117 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:52,117 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:43:52,117 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:43:52,118 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:43:52,118 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:43:52,118 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:43:52,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:43:52,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:43:52,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:43:52,319 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:43:52,319 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:43:52,320 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_find_harness.i [2024-11-04 20:43:53,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:43:53,924 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:43:53,926 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_find_harness.i [2024-11-04 20:43:53,966 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bf187894/b503e1775e9c436c8df7b99a3a9c8f89/FLAG2e46e4381 [2024-11-04 20:43:53,977 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bf187894/b503e1775e9c436c8df7b99a3a9c8f89 [2024-11-04 20:43:53,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:43:53,979 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:43:53,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:43:53,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:43:53,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:43:53,985 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:43:53" (1/1) ... [2024-11-04 20:43:53,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dad0a95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:53, skipping insertion in model container [2024-11-04 20:43:53,986 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:43:53" (1/1) ... [2024-11-04 20:43:54,107 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:43:54,340 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_hash_table_find_harness.i[4493,4506] [2024-11-04 20:43:54,347 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_hash_table_find_harness.i[4553,4566] [2024-11-04 20:43:54,757 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 20:43:54,839 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 20:43:54,840 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 20:43:54,840 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 20:43:54,852 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 20:43:54,855 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,856 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,856 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,856 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 20:43:54,857 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,857 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,861 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 20:43:54,861 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 20:43:54,862 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 20:43:54,863 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 20:43:54,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,872 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 20:43:54,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,873 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 20:43:54,874 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,874 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 20:43:54,874 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,874 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 20:43:54,875 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,876 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 20:43:54,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,876 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 20:43:54,877 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:54,877 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,142 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 20:43:55,142 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 20:43:55,143 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 20:43:55,143 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 20:43:55,237 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 20:43:55,378 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 20:43:55,387 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 20:43:55,394 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 20:43:55,404 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 20:43:55,414 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 20:43:55,424 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 20:43:55,472 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 20:43:55,476 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 20:43:55,492 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,493 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,506 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,512 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,513 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,528 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 20:43:55,528 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 20:43:55,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,537 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,537 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,539 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 20:43:55,550 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 20:43:55,555 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 20:43:55,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:43:55,621 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:43:55,646 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:43:55,650 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_hash_table_find_harness.i[4493,4506] [2024-11-04 20:43:55,650 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_hash_table_find_harness.i[4553,4566] [2024-11-04 20:43:55,673 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 20:43:55,680 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 20:43:55,680 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 20:43:55,683 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 20:43:55,687 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 20:43:55,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,688 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,692 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 20:43:55,692 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,693 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,694 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 20:43:55,694 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 20:43:55,694 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 20:43:55,695 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 20:43:55,700 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,700 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 20:43:55,700 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,700 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 20:43:55,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,701 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 20:43:55,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,701 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 20:43:55,702 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,702 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 20:43:55,702 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,702 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 20:43:55,703 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,703 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,740 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 20:43:55,741 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 20:43:55,741 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 20:43:55,741 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 20:43:55,768 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 20:43:55,799 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 20:43:55,804 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 20:43:55,807 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 20:43:55,812 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 20:43:55,816 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 20:43:55,819 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 20:43:55,824 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 20:43:55,830 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 20:43:55,835 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,836 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,891 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,892 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,897 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 20:43:55,897 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 20:43:55,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,899 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,901 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 20:43:55,908 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 20:43:55,909 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 20:43:55,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:43:55,934 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:43:55,948 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_hash_table_find_harness.i[4493,4506] [2024-11-04 20:43:55,948 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_hash_table_find_harness.i[4553,4566] [2024-11-04 20:43:55,973 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,975 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,977 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,978 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,980 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,980 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,980 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:55,981 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-04 20:43:56,071 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,072 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,080 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,081 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,084 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,084 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,091 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,093 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,093 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,094 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:43:56,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:43:56,284 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 20:43:56,293 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:43:56,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56 WrapperNode [2024-11-04 20:43:56,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:43:56,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:43:56,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:43:56,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:43:56,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,447 INFO L138 Inliner]: procedures = 784, calls = 2450, calls flagged for inlining = 71, calls inlined = 19, statements flattened = 831 [2024-11-04 20:43:56,448 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:43:56,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:43:56,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:43:56,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:43:56,457 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,465 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,533 INFO L175 MemorySlicer]: Split 315 memory accesses to 12 slices as follows [3, 238, 2, 6, 36, 2, 9, 4, 3, 6, 1, 5]. 76 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [0, 6, 2, 0, 0, 0, 0, 0, 0, 0, 0, 5]. The 249 writes are split as follows [3, 232, 0, 2, 3, 1, 1, 3, 1, 2, 1, 0]. [2024-11-04 20:43:56,533 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,533 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,584 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,624 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,638 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:43:56,639 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:43:56,639 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:43:56,639 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:43:56,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (1/1) ... [2024-11-04 20:43:56,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:43:56,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:43:56,666 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 20:43:56,669 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 20:43:56,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 20:43:56,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 20:43:56,694 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 20:43:56,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:43:56,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 20:43:56,695 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-04 20:43:56,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:43:56,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 20:43:56,696 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 20:43:56,696 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 20:43:56,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 20:43:56,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 20:43:56,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 20:43:56,698 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_find [2024-11-04 20:43:56,698 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_find [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 20:43:56,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2024-11-04 20:43:56,699 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 20:43:56,699 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2024-11-04 20:43:56,699 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2024-11-04 20:43:56,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:43:56,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 20:43:56,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 20:43:56,701 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2024-11-04 20:43:56,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2024-11-04 20:43:56,701 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 20:43:56,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 20:43:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2024-11-04 20:43:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:43:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-04 20:43:56,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 20:43:56,704 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:43:56,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 20:43:56,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 20:43:56,705 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 20:43:56,705 INFO L130 BoogieDeclarations]: Found specification of procedure uninterpreted_equals [2024-11-04 20:43:56,705 INFO L138 BoogieDeclarations]: Found implementation of procedure uninterpreted_equals [2024-11-04 20:43:57,054 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:43:57,057 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:43:57,122 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2024-11-04 20:43:57,511 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !true; [2024-11-04 20:43:57,544 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2024-11-04 20:44:06,637 INFO L? ?]: Removed 265 outVars from TransFormulas that were not future-live. [2024-11-04 20:44:06,637 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:44:06,654 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:44:06,655 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-04 20:44:06,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:44:06 BoogieIcfgContainer [2024-11-04 20:44:06,655 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:44:06,657 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:44:06,657 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:44:06,659 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:44:06,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:43:53" (1/3) ... [2024-11-04 20:44:06,660 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390b9401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:44:06, skipping insertion in model container [2024-11-04 20:44:06,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:43:56" (2/3) ... [2024-11-04 20:44:06,660 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390b9401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:44:06, skipping insertion in model container [2024-11-04 20:44:06,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:44:06" (3/3) ... [2024-11-04 20:44:06,661 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_find_harness.i [2024-11-04 20:44:06,673 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:44:06,674 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:44:06,728 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:44:06,734 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;@ebe2cd2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:44:06,734 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:44:06,740 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 146 states have (on average 1.2191780821917808) internal successors, (178), 144 states have internal predecessors, (178), 65 states have call successors, (65), 21 states have call predecessors, (65), 21 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-04 20:44:06,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-04 20:44:06,754 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:44:06,755 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 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] [2024-11-04 20:44:06,756 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:44:06,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:44:06,762 INFO L85 PathProgramCache]: Analyzing trace with hash 320103764, now seen corresponding path program 1 times [2024-11-04 20:44:06,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:44:06,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [729006196] [2024-11-04 20:44:06,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:44:06,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:44:06,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:44:06,772 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 20:44:06,774 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 20:44:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:44:13,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 2763 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 20:44:13,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:44:13,081 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-11-04 20:44:13,081 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:44:19,238 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-11-04 20:44:19,239 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:44:19,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [729006196] [2024-11-04 20:44:19,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [729006196] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:44:19,240 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:44:19,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-04 20:44:19,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205933029] [2024-11-04 20:44:19,242 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:44:19,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 20:44:19,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:44:19,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 20:44:19,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:44:19,264 INFO L87 Difference]: Start difference. First operand has 231 states, 146 states have (on average 1.2191780821917808) internal successors, (178), 144 states have internal predecessors, (178), 65 states have call successors, (65), 21 states have call predecessors, (65), 21 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-04 20:44:19,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:44:19,307 INFO L93 Difference]: Finished difference Result 456 states and 647 transitions. [2024-11-04 20:44:19,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 20:44:19,311 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 1 states have call successors, (26) Word has length 178 [2024-11-04 20:44:19,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:44:19,318 INFO L225 Difference]: With dead ends: 456 [2024-11-04 20:44:19,318 INFO L226 Difference]: Without dead ends: 224 [2024-11-04 20:44:19,323 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 354 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 20:44:19,325 INFO L432 NwaCegarLoop]: 300 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, 300 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 20:44:19,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 20:44:19,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2024-11-04 20:44:19,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2024-11-04 20:44:19,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 137 states have (on average 1.2043795620437956) internal successors, (165), 138 states have internal predecessors, (165), 65 states have call successors, (65), 21 states have call predecessors, (65), 21 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-04 20:44:19,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 294 transitions. [2024-11-04 20:44:19,374 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 294 transitions. Word has length 178 [2024-11-04 20:44:19,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:44:19,375 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 294 transitions. [2024-11-04 20:44:19,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-04 20:44:19,375 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 294 transitions. [2024-11-04 20:44:19,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-04 20:44:19,378 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:44:19,378 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 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] [2024-11-04 20:44:19,393 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-04 20:44:19,579 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 20:44:19,580 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:44:19,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:44:19,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1143665832, now seen corresponding path program 1 times [2024-11-04 20:44:19,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:44:19,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [207309716] [2024-11-04 20:44:19,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:44:19,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:44:19,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:44:19,583 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 20:44:19,584 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 20:44:25,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:44:25,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 2763 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 20:44:25,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:44:26,882 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-04 20:44:26,883 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:44:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-11-04 20:44:34,240 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:44:34,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [207309716] [2024-11-04 20:44:34,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [207309716] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:44:34,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:44:34,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-04 20:44:34,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100650688] [2024-11-04 20:44:34,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:44:34,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 20:44:34,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:44:34,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 20:44:34,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 20:44:34,243 INFO L87 Difference]: Start difference. First operand 224 states and 294 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-04 20:44:34,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:44:34,773 INFO L93 Difference]: Finished difference Result 443 states and 581 transitions. [2024-11-04 20:44:34,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 20:44:34,774 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 178 [2024-11-04 20:44:34,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:44:34,777 INFO L225 Difference]: With dead ends: 443 [2024-11-04 20:44:34,777 INFO L226 Difference]: Without dead ends: 228 [2024-11-04 20:44:34,778 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 20:44:34,778 INFO L432 NwaCegarLoop]: 292 mSDtfsCounter, 0 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1164 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-04 20:44:34,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1164 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-04 20:44:34,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-04 20:44:34,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2024-11-04 20:44:34,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 140 states have (on average 1.2) internal successors, (168), 141 states have internal predecessors, (168), 65 states have call successors, (65), 21 states have call predecessors, (65), 22 states have return successors, (65), 65 states have call predecessors, (65), 64 states have call successors, (65) [2024-11-04 20:44:34,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 298 transitions. [2024-11-04 20:44:34,798 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 298 transitions. Word has length 178 [2024-11-04 20:44:34,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:44:34,798 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 298 transitions. [2024-11-04 20:44:34,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-04 20:44:34,798 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 298 transitions. [2024-11-04 20:44:34,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-04 20:44:34,800 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:44:34,800 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 20:44:34,816 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 20:44:35,001 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 20:44:35,001 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:44:35,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:44:35,002 INFO L85 PathProgramCache]: Analyzing trace with hash -486725826, now seen corresponding path program 1 times [2024-11-04 20:44:35,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:44:35,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [156495680] [2024-11-04 20:44:35,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:44:35,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:44:35,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:44:35,005 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 20:44:35,006 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 20:44:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:44:43,136 INFO L255 TraceCheckSpWp]: Trace formula consists of 2723 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-04 20:44:43,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:44:47,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-04 20:44:52,907 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-04 20:44:52,908 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:45:03,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2024-11-04 20:45:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-11-04 20:45:11,121 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:45:11,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [156495680] [2024-11-04 20:45:11,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [156495680] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:45:11,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:45:11,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [10] total 18 [2024-11-04 20:45:11,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446292992] [2024-11-04 20:45:11,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:45:11,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-04 20:45:11,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:45:11,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-04 20:45:11,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2024-11-04 20:45:11,124 INFO L87 Difference]: Start difference. First operand 228 states and 298 transitions. Second operand has 11 states, 11 states have (on average 7.7272727272727275) internal successors, (85), 9 states have internal predecessors, (85), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30)