/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 'mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 08:15:59,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 08:15:59,248 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 08:15:59,255 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 08:15:59,255 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 08:15:59,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 08:15:59,286 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 08:15:59,286 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 08:15:59,287 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 08:15:59,288 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 08:15:59,288 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 08:15:59,289 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 08:15:59,289 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 08:15:59,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 08:15:59,293 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 08:15:59,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 08:15:59,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 08:15:59,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 08:15:59,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 08:15:59,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 08:15:59,294 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 08:15:59,297 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 08:15:59,297 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 08:15:59,297 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 08:15:59,297 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 08:15:59,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 08:15:59,298 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 08:15:59,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 08:15:59,298 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 08:15:59,298 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 08:15:59,299 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 08:15:59,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:15:59,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 08:15:59,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 08:15:59,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 08:15:59,300 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 08:15:59,300 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 08:15:59,301 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 08:15:59,301 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 08:15:59,301 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 08:15:59,301 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 08:15:59,302 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:15:59,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 08:15:59,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 08:15:59,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 08:15:59,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 08:15:59,577 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 08:15:59,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness.i [2024-11-05 08:16:00,987 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 08:16:01,454 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 08:16:01,454 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness.i [2024-11-05 08:16:01,495 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0cab316e/94ead4d941984f458c194e6c4f3474ea/FLAG9b31c2a9b [2024-11-05 08:16:01,565 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0cab316e/94ead4d941984f458c194e6c4f3474ea [2024-11-05 08:16:01,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 08:16:01,570 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 08:16:01,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 08:16:01,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 08:16:01,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 08:16:01,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:16:01" (1/1) ... [2024-11-05 08:16:01,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2949707d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:01, skipping insertion in model container [2024-11-05 08:16:01,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:16:01" (1/1) ... [2024-11-05 08:16:01,691 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:16:02,034 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_swap_harness.i[4493,4506] [2024-11-05 08:16:02,045 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_swap_harness.i[4553,4566] [2024-11-05 08:16:02,755 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,855 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,856 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,857 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,868 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,873 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,874 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,874 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,875 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,875 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,879 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,879 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,881 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,882 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,894 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,894 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,895 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,895 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,898 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,902 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,904 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,905 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,905 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,905 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:02,906 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:02,909 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,390 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,391 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,391 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,391 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,549 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,728 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,735 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,743 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,762 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,773 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,787 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,842 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,847 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,878 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,912 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,921 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,922 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,938 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,939 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,944 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,946 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,947 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,947 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,947 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,948 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:03,951 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:03,985 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:16:04,068 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 08:16:04,114 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:16:04,120 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_swap_harness.i[4493,4506] [2024-11-05 08:16:04,121 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_swap_harness.i[4553,4566] [2024-11-05 08:16:04,143 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,162 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,163 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,163 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,169 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,169 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,170 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,170 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,174 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,175 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,175 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,182 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,183 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,183 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,187 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,187 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,187 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,188 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,188 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,188 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,189 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,189 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,189 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,190 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,190 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,195 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,195 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,195 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,243 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,244 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,244 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,244 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,278 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,326 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,332 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,341 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,352 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,357 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,364 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,371 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,379 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,391 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,391 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,403 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,405 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,408 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,409 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,414 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,415 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,419 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,419 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,421 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,431 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,434 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:04,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:16:04,480 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 08:16:04,499 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_swap_harness.i[4493,4506] [2024-11-05 08:16:04,499 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_swap_harness.i[4553,4566] [2024-11-05 08:16:04,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,538 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,538 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,538 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,539 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-05 08:16:04,695 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,696 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,704 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,704 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,707 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,707 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,716 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,716 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,717 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,717 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,717 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,718 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:04,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:16:05,148 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 08:16:05,160 INFO L204 MainTranslator]: Completed translation [2024-11-05 08:16:05,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05 WrapperNode [2024-11-05 08:16:05,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 08:16:05,162 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 08:16:05,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 08:16:05,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 08:16:05,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,439 INFO L138 Inliner]: procedures = 784, calls = 2436, calls flagged for inlining = 68, calls inlined = 9, statements flattened = 594 [2024-11-05 08:16:05,439 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 08:16:05,440 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 08:16:05,440 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 08:16:05,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 08:16:05,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,471 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,577 INFO L175 MemorySlicer]: Split 284 memory accesses to 9 slices as follows [2, 238, 3, 17, 2, 9, 6, 2, 5]. 84 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 6, 0, 0, 0, 0, 0, 1, 5]. The 240 writes are split as follows [0, 232, 1, 1, 1, 3, 2, 0, 0]. [2024-11-05 08:16:05,577 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,657 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,665 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 08:16:05,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 08:16:05,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 08:16:05,684 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 08:16:05,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (1/1) ... [2024-11-05 08:16:05,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:16:05,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 08:16:05,721 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) [2024-11-05 08:16:05,725 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 [2024-11-05 08:16:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 08:16:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 08:16:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 08:16:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 08:16:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 08:16:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 08:16:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 08:16:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 08:16:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-05 08:16:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_hash_table [2024-11-05 08:16:05,757 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_hash_table [2024-11-05 08:16:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 08:16:05,757 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 08:16:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 08:16:05,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 08:16:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 08:16:05,758 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 08:16:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 08:16:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 08:16:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 08:16:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 08:16:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 08:16:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 08:16:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 08:16:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 08:16:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 08:16:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 08:16:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 08:16:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 08:16:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 08:16:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 08:16:05,761 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 08:16:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 08:16:05,761 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 08:16:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 08:16:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 08:16:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 08:16:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 08:16:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 08:16:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 08:16:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 08:16:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 08:16:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 08:16:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 08:16:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 08:16:05,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 08:16:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 08:16:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 08:16:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 08:16:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 08:16:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 08:16:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 08:16:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 08:16:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 08:16:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 08:16:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 08:16:05,764 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 08:16:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 08:16:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 08:16:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 08:16:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 08:16:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 08:16:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 08:16:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 08:16:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 08:16:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 08:16:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 08:16:05,767 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 08:16:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 08:16:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 08:16:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 08:16:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 08:16:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 08:16:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 08:16:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 08:16:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 08:16:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 08:16:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 08:16:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 08:16:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 08:16:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 08:16:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 08:16:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 08:16:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 08:16:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 08:16:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 08:16:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 08:16:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 08:16:05,769 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 08:16:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 08:16:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 08:16:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 08:16:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 08:16:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 08:16:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 08:16:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 08:16:05,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 08:16:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 08:16:05,771 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 08:16:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 08:16:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 08:16:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 08:16:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 08:16:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 08:16:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 08:16:05,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 08:16:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 08:16:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 08:16:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 08:16:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 08:16:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 08:16:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 08:16:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 08:16:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 08:16:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 08:16:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-05 08:16:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-05 08:16:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 08:16:05,773 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 08:16:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 08:16:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 08:16:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 08:16:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 08:16:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 08:16:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 08:16:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 08:16:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 08:16:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 08:16:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_allocated_hash_table [2024-11-05 08:16:05,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_allocated_hash_table [2024-11-05 08:16:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 08:16:05,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 08:16:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 08:16:05,774 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 08:16:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure check_hash_table_unchanged [2024-11-05 08:16:05,775 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hash_table_unchanged [2024-11-05 08:16:06,204 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 08:16:06,207 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 08:16:14,252 INFO L? ?]: Removed 114 outVars from TransFormulas that were not future-live. [2024-11-05 08:16:14,253 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 08:16:14,268 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 08:16:14,269 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-05 08:16:14,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:16:14 BoogieIcfgContainer [2024-11-05 08:16:14,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 08:16:14,272 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 08:16:14,272 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 08:16:14,276 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 08:16:14,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 08:16:01" (1/3) ... [2024-11-05 08:16:14,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@259d7bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:16:14, skipping insertion in model container [2024-11-05 08:16:14,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:05" (2/3) ... [2024-11-05 08:16:14,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@259d7bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:16:14, skipping insertion in model container [2024-11-05 08:16:14,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:16:14" (3/3) ... [2024-11-05 08:16:14,281 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_swap_harness.i [2024-11-05 08:16:14,298 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 08:16:14,298 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 08:16:14,380 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 08:16:14,389 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;@1421f7ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 08:16:14,389 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 08:16:14,394 INFO L276 IsEmpty]: Start isEmpty. Operand has 132 states, 79 states have (on average 1.1898734177215189) internal successors, (94), 84 states have internal predecessors, (94), 35 states have call successors, (35), 16 states have call predecessors, (35), 16 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-05 08:16:14,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-05 08:16:14,404 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:16:14,405 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:16:14,405 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:16:14,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:16:14,411 INFO L85 PathProgramCache]: Analyzing trace with hash 601041214, now seen corresponding path program 1 times [2024-11-05 08:16:14,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:16:14,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1549257893] [2024-11-05 08:16:14,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:16:14,424 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:14,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:16:14,430 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 08:16:14,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-05 08:16:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:16:22,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 2187 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 08:16:22,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:16:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-05 08:16:22,657 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:16:23,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-05 08:16:23,464 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:16:23,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1549257893] [2024-11-05 08:16:23,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1549257893] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 08:16:23,465 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 08:16:23,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-05 08:16:23,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744620702] [2024-11-05 08:16:23,467 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 08:16:23,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 08:16:23,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:16:23,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 08:16:23,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 08:16:23,495 INFO L87 Difference]: Start difference. First operand has 132 states, 79 states have (on average 1.1898734177215189) internal successors, (94), 84 states have internal predecessors, (94), 35 states have call successors, (35), 16 states have call predecessors, (35), 16 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-05 08:16:23,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:16:23,778 INFO L93 Difference]: Finished difference Result 271 states and 363 transitions. [2024-11-05 08:16:23,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 08:16:23,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 25 [2024-11-05 08:16:23,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:16:23,790 INFO L225 Difference]: With dead ends: 271 [2024-11-05 08:16:23,790 INFO L226 Difference]: Without dead ends: 138 [2024-11-05 08:16:23,794 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 08:16:23,798 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 2 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-05 08:16:23,799 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 317 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-05 08:16:23,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-05 08:16:23,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-05 08:16:23,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 81 states have (on average 1.1604938271604939) internal successors, (94), 85 states have internal predecessors, (94), 40 states have call successors, (40), 16 states have call predecessors, (40), 16 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-05 08:16:23,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 173 transitions. [2024-11-05 08:16:23,859 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 173 transitions. Word has length 25 [2024-11-05 08:16:23,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:16:23,860 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 173 transitions. [2024-11-05 08:16:23,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-05 08:16:23,861 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 173 transitions. [2024-11-05 08:16:23,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-05 08:16:23,862 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:16:23,862 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:16:23,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-05 08:16:24,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:24,064 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:16:24,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:16:24,064 INFO L85 PathProgramCache]: Analyzing trace with hash -122545327, now seen corresponding path program 1 times [2024-11-05 08:16:24,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:16:24,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [73735308] [2024-11-05 08:16:24,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:16:24,065 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:24,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:16:24,066 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 08:16:24,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-05 08:16:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:16:30,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 2188 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 08:16:30,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:16:31,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-05 08:16:31,478 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:16:32,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-05 08:16:32,285 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:16:32,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [73735308] [2024-11-05 08:16:32,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [73735308] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 08:16:32,285 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 08:16:32,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-05 08:16:32,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887122472] [2024-11-05 08:16:32,286 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 08:16:32,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 08:16:32,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:16:32,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 08:16:32,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 08:16:32,288 INFO L87 Difference]: Start difference. First operand 138 states and 173 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-05 08:16:32,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:16:32,429 INFO L93 Difference]: Finished difference Result 186 states and 230 transitions. [2024-11-05 08:16:32,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 08:16:32,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 26 [2024-11-05 08:16:32,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:16:32,432 INFO L225 Difference]: With dead ends: 186 [2024-11-05 08:16:32,433 INFO L226 Difference]: Without dead ends: 147 [2024-11-05 08:16:32,434 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 08:16:32,437 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 2 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-05 08:16:32,437 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 308 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-05 08:16:32,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-05 08:16:32,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2024-11-05 08:16:32,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 86 states have (on average 1.1395348837209303) internal successors, (98), 89 states have internal predecessors, (98), 44 states have call successors, (44), 16 states have call predecessors, (44), 16 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-05 08:16:32,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 184 transitions. [2024-11-05 08:16:32,463 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 184 transitions. Word has length 26 [2024-11-05 08:16:32,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:16:32,464 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 184 transitions. [2024-11-05 08:16:32,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-05 08:16:32,465 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 184 transitions. [2024-11-05 08:16:32,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-05 08:16:32,470 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:16:32,470 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-05 08:16:32,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-05 08:16:32,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:32,672 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:16:32,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:16:32,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1710609413, now seen corresponding path program 1 times [2024-11-05 08:16:32,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:16:32,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [887165417] [2024-11-05 08:16:32,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:16:32,673 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:32,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:16:32,675 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 08:16:32,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-05 08:16:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:16:39,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 2640 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 08:16:39,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:16:40,614 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-05 08:16:40,614 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:16:46,803 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-05 08:16:46,803 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:16:46,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [887165417] [2024-11-05 08:16:46,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [887165417] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:16:46,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:16:46,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-05 08:16:46,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155444965] [2024-11-05 08:16:46,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:16:46,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 08:16:46,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:16:46,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 08:16:46,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 08:16:46,806 INFO L87 Difference]: Start difference. First operand 147 states and 184 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-05 08:16:47,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:16:47,213 INFO L93 Difference]: Finished difference Result 292 states and 372 transitions. [2024-11-05 08:16:47,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 08:16:47,216 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) Word has length 122 [2024-11-05 08:16:47,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:16:47,219 INFO L225 Difference]: With dead ends: 292 [2024-11-05 08:16:47,219 INFO L226 Difference]: Without dead ends: 151 [2024-11-05 08:16:47,220 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 08:16:47,221 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 0 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-05 08:16:47,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 612 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-05 08:16:47,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-05 08:16:47,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2024-11-05 08:16:47,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 89 states have (on average 1.1348314606741574) internal successors, (101), 92 states have internal predecessors, (101), 44 states have call successors, (44), 16 states have call predecessors, (44), 17 states have return successors, (43), 43 states have call predecessors, (43), 42 states have call successors, (43) [2024-11-05 08:16:47,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 188 transitions. [2024-11-05 08:16:47,237 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 188 transitions. Word has length 122 [2024-11-05 08:16:47,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:16:47,238 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 188 transitions. [2024-11-05 08:16:47,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-05 08:16:47,238 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 188 transitions. [2024-11-05 08:16:47,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-05 08:16:47,241 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:16:47,241 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-05 08:16:47,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-05 08:16:47,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:47,443 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:16:47,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:16:47,443 INFO L85 PathProgramCache]: Analyzing trace with hash -424317567, now seen corresponding path program 1 times [2024-11-05 08:16:47,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:16:47,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2057300197] [2024-11-05 08:16:47,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:16:47,444 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:47,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:16:47,447 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 08:16:47,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-05 08:16:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:16:53,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 2600 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 08:16:53,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:16:55,238 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-05 08:16:55,238 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:17:04,129 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-05 08:17:04,130 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:17:04,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2057300197] [2024-11-05 08:17:04,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2057300197] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:17:04,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:17:04,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 08:17:04,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935608436] [2024-11-05 08:17:04,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:17:04,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 08:17:04,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:17:04,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 08:17:04,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 08:17:04,132 INFO L87 Difference]: Start difference. First operand 151 states and 188 transitions. Second operand has 6 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-05 08:17:06,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:17:06,277 INFO L93 Difference]: Finished difference Result 299 states and 375 transitions. [2024-11-05 08:17:06,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 08:17:06,278 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 134 [2024-11-05 08:17:06,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:17:06,281 INFO L225 Difference]: With dead ends: 299 [2024-11-05 08:17:06,281 INFO L226 Difference]: Without dead ends: 153 [2024-11-05 08:17:06,282 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 08:17:06,283 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 559 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-05 08:17:06,283 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 705 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-05 08:17:06,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-05 08:17:06,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2024-11-05 08:17:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 90 states have (on average 1.1333333333333333) internal successors, (102), 94 states have internal predecessors, (102), 44 states have call successors, (44), 16 states have call predecessors, (44), 18 states have return successors, (44), 43 states have call predecessors, (44), 42 states have call successors, (44) [2024-11-05 08:17:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 190 transitions. [2024-11-05 08:17:06,300 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 190 transitions. Word has length 134 [2024-11-05 08:17:06,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:17:06,300 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 190 transitions. [2024-11-05 08:17:06,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-05 08:17:06,301 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2024-11-05 08:17:06,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-05 08:17:06,303 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:17:06,303 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-05 08:17:06,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-05 08:17:06,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:17:06,508 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:17:06,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:17:06,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1725913998, now seen corresponding path program 1 times [2024-11-05 08:17:06,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:17:06,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1989218062] [2024-11-05 08:17:06,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:17:06,510 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:17:06,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:17:06,513 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 08:17:06,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-05 08:17:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:17:12,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 2692 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-05 08:17:12,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:17:17,432 INFO L224 Elim1Store]: Index analysis took 647 ms [2024-11-05 08:17:17,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2024-11-05 08:17:31,858 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-05 08:17:31,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 100 treesize of output 48