/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 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 15:02:07,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 15:02:07,068 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 15:02:07,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 15:02:07,077 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 15:02:07,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 15:02:07,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 15:02:07,110 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 15:02:07,111 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 15:02:07,111 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 15:02:07,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 15:02:07,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 15:02:07,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 15:02:07,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 15:02:07,113 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 15:02:07,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 15:02:07,113 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 15:02:07,114 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 15:02:07,114 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 15:02:07,117 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 15:02:07,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 15:02:07,119 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 15:02:07,120 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 15:02:07,120 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 15:02:07,120 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 15:02:07,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 15:02:07,121 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 15:02:07,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 15:02:07,121 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 15:02:07,121 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 15:02:07,122 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 15:02:07,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:02:07,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 15:02:07,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 15:02:07,124 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 15:02:07,124 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 15:02:07,124 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 15:02:07,124 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 15:02:07,124 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 15:02:07,125 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 15:02:07,125 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 15:02:07,125 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:07,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 15:02:07,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 15:02:07,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 15:02:07,391 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 15:02:07,392 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 15:02:07,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i [2024-11-04 15:02:08,849 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 15:02:09,335 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 15:02:09,335 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_iter_begin_harness-1.i [2024-11-04 15:02:09,376 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da29ed750/0f99c980f57d4a0f9d6421f47575a249/FLAGe04f3410b [2024-11-04 15:02:09,411 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da29ed750/0f99c980f57d4a0f9d6421f47575a249 [2024-11-04 15:02:09,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 15:02:09,415 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 15:02:09,418 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 15:02:09,418 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 15:02:09,423 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 15:02:09,424 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:02:09" (1/1) ... [2024-11-04 15:02:09,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79a89fcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:09, skipping insertion in model container [2024-11-04 15:02:09,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 03:02:09" (1/1) ... [2024-11-04 15:02:09,533 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:02:09,911 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_iter_begin_harness-1.i[4493,4506] [2024-11-04 15:02:09,925 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_iter_begin_harness-1.i[4553,4566] [2024-11-04 15:02:10,822 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,921 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,922 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,926 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,936 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,939 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,939 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,940 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,943 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,943 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,945 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,946 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,953 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,954 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,954 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,955 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,957 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,957 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,958 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,959 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,960 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,960 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,960 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:10,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:10,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,309 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,310 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,311 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,311 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,460 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,648 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,662 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,673 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,685 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,691 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,702 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,715 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,787 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,788 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,795 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,795 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,807 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,809 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,815 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,816 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,817 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,817 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,818 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,818 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,818 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:11,821 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,837 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,839 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:11,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:11,920 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 15:02:11,984 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 15:02:11,990 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_iter_begin_harness-1.i[4493,4506] [2024-11-04 15:02:11,990 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_iter_begin_harness-1.i[4553,4566] [2024-11-04 15:02:12,016 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,029 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,029 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,030 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,036 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,037 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,038 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,038 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,038 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,038 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,039 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,040 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,040 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,045 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,046 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,055 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,056 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,056 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,056 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,057 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,058 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,058 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,058 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,059 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,059 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,060 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,060 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,108 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,108 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,109 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,109 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,145 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,192 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,199 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,205 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,213 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,219 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,225 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,233 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,241 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,249 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,259 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,260 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,263 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,264 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,276 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,276 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,278 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,278 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,279 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,279 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,279 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,280 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,280 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,282 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,291 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,293 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 15:02:12,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:12,321 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 15:02:12,339 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_iter_begin_harness-1.i[4493,4506] [2024-11-04 15:02:12,339 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_iter_begin_harness-1.i[4553,4566] [2024-11-04 15:02:12,378 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,378 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,379 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,379 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,380 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,384 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,384 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,385 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,385 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,386 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,386 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,387 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,387 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,453 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-04 15:02:12,519 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,519 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,528 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,529 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,539 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,540 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,540 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,542 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 15:02:12,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 15:02:12,804 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-04 15:02:12,812 INFO L204 MainTranslator]: Completed translation [2024-11-04 15:02:12,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12 WrapperNode [2024-11-04 15:02:12,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 15:02:12,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 15:02:12,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 15:02:12,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 15:02:12,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:12,932 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,011 INFO L138 Inliner]: procedures = 784, calls = 2441, calls flagged for inlining = 69, calls inlined = 11, statements flattened = 618 [2024-11-04 15:02:13,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 15:02:13,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 15:02:13,013 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 15:02:13,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 15:02:13,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,035 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,161 INFO L175 MemorySlicer]: Split 339 memory accesses to 8 slices as follows [2, 247, 2, 3, 6, 23, 51, 5]. 73 percent of accesses are in the largest equivalence class. The 22 initializations are split as follows [2, 6, 0, 0, 0, 0, 9, 5]. The 249 writes are split as follows [0, 233, 1, 1, 2, 1, 11, 0]. [2024-11-04 15:02:13,162 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,162 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,223 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,257 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 15:02:13,278 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 15:02:13,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 15:02:13,278 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 15:02:13,279 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (1/1) ... [2024-11-04 15:02:13,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 15:02:13,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:13,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-04 15:02:13,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-04 15:02:13,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-04 15:02:13,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-04 15:02:13,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-04 15:02:13,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-04 15:02:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-04 15:02:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-04 15:02:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-04 15:02:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-04 15:02:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 15:02:13,340 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 15:02:13,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 15:02:13,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 15:02:13,341 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-04 15:02:13,341 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-04 15:02:13,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 15:02:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 15:02:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 15:02:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 15:02:13,343 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-04 15:02:13,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-04 15:02:13,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-04 15:02:13,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-04 15:02:13,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-04 15:02:13,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-04 15:02:13,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-04 15:02:13,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-04 15:02:13,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-04 15:02:13,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-04 15:02:13,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-04 15:02:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-04 15:02:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-04 15:02:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-04 15:02:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-04 15:02:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-04 15:02:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 15:02:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-04 15:02:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-04 15:02:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 15:02:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 15:02:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 15:02:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 15:02:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 15:02:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 15:02:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 15:02:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 15:02:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-04 15:02:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-04 15:02:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-04 15:02:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 15:02:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 15:02:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_begin [2024-11-04 15:02:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_begin [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-04 15:02:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 15:02:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 15:02:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 15:02:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 15:02:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 15:02:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 15:02:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 15:02:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 15:02:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 15:02:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 15:02:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2024-11-04 15:02:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 15:02:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2024-11-04 15:02:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 15:02:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 15:02:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 15:02:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 15:02:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 15:02:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 15:02:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 15:02:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 15:02:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 15:02:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 15:02:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 15:02:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 15:02:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 15:02:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 15:02:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 15:02:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 15:02:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-04 15:02:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 15:02:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 15:02:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 15:02:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 15:02:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-04 15:02:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-04 15:02:13,808 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 15:02:13,811 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 15:02:15,388 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !true; [2024-11-04 15:02:23,110 INFO L? ?]: Removed 189 outVars from TransFormulas that were not future-live. [2024-11-04 15:02:23,111 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 15:02:23,124 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 15:02:23,125 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-04 15:02:23,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:02:23 BoogieIcfgContainer [2024-11-04 15:02:23,125 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 15:02:23,127 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 15:02:23,127 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 15:02:23,133 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 15:02:23,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 03:02:09" (1/3) ... [2024-11-04 15:02:23,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b0ac234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:02:23, skipping insertion in model container [2024-11-04 15:02:23,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 03:02:12" (2/3) ... [2024-11-04 15:02:23,135 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b0ac234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 03:02:23, skipping insertion in model container [2024-11-04 15:02:23,135 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 03:02:23" (3/3) ... [2024-11-04 15:02:23,136 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_begin_harness-1.i [2024-11-04 15:02:23,151 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 15:02:23,152 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 15:02:23,222 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 15:02:23,229 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;@c63151e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 15:02:23,229 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 15:02:23,235 INFO L276 IsEmpty]: Start isEmpty. Operand has 167 states, 110 states have (on average 1.2545454545454546) internal successors, (138), 109 states have internal predecessors, (138), 40 states have call successors, (40), 17 states have call predecessors, (40), 17 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-04 15:02:23,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-04 15:02:23,249 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:02:23,249 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 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] [2024-11-04 15:02:23,250 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:02:23,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:02:23,255 INFO L85 PathProgramCache]: Analyzing trace with hash 98188042, now seen corresponding path program 1 times [2024-11-04 15:02:23,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:02:23,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [104410981] [2024-11-04 15:02:23,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:02:23,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:23,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:23,269 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:02:23,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-04 15:02:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:02:30,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 2717 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 15:02:30,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:02:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-04 15:02:30,677 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:02:35,364 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-04 15:02:35,366 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:02:35,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [104410981] [2024-11-04 15:02:35,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [104410981] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:02:35,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:02:35,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-04 15:02:35,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582468976] [2024-11-04 15:02:35,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:02:35,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 15:02:35,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:02:35,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 15:02:35,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:02:35,402 INFO L87 Difference]: Start difference. First operand has 167 states, 110 states have (on average 1.2545454545454546) internal successors, (138), 109 states have internal predecessors, (138), 40 states have call successors, (40), 17 states have call predecessors, (40), 17 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-04 15:02:35,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:02:35,438 INFO L93 Difference]: Finished difference Result 325 states and 445 transitions. [2024-11-04 15:02:35,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 15:02:35,441 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 144 [2024-11-04 15:02:35,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:02:35,452 INFO L225 Difference]: With dead ends: 325 [2024-11-04 15:02:35,452 INFO L226 Difference]: Without dead ends: 160 [2024-11-04 15:02:35,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 15:02:35,462 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-04 15:02:35,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 15:02:35,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2024-11-04 15:02:35,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2024-11-04 15:02:35,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 102 states have (on average 1.2352941176470589) internal successors, (126), 103 states have internal predecessors, (126), 40 states have call successors, (40), 17 states have call predecessors, (40), 17 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-04 15:02:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 205 transitions. [2024-11-04 15:02:35,520 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 205 transitions. Word has length 144 [2024-11-04 15:02:35,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:02:35,520 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 205 transitions. [2024-11-04 15:02:35,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-04 15:02:35,521 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 205 transitions. [2024-11-04 15:02:35,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-04 15:02:35,527 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:02:35,528 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 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] [2024-11-04 15:02:35,645 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-04 15:02:35,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:35,729 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:02:35,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:02:35,730 INFO L85 PathProgramCache]: Analyzing trace with hash 608163251, now seen corresponding path program 1 times [2024-11-04 15:02:35,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:02:35,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1508029390] [2024-11-04 15:02:35,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:02:35,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:35,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:35,734 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:02:35,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-04 15:02:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:02:42,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 2733 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 15:02:42,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:02:43,677 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-04 15:02:43,678 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:02:49,688 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-11-04 15:02:49,689 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:02:49,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1508029390] [2024-11-04 15:02:49,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1508029390] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 15:02:49,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 15:02:49,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-04 15:02:49,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695296019] [2024-11-04 15:02:49,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 15:02:49,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 15:02:49,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:02:49,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 15:02:49,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 15:02:49,692 INFO L87 Difference]: Start difference. First operand 160 states and 205 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-04 15:02:50,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:02:50,201 INFO L93 Difference]: Finished difference Result 312 states and 401 transitions. [2024-11-04 15:02:50,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 15:02:50,202 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2024-11-04 15:02:50,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:02:50,209 INFO L225 Difference]: With dead ends: 312 [2024-11-04 15:02:50,209 INFO L226 Difference]: Without dead ends: 164 [2024-11-04 15:02:50,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-04 15:02:50,211 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 0 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-04 15:02:50,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 808 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-04 15:02:50,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-04 15:02:50,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2024-11-04 15:02:50,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 105 states have (on average 1.2285714285714286) internal successors, (129), 106 states have internal predecessors, (129), 40 states have call successors, (40), 17 states have call predecessors, (40), 18 states have return successors, (40), 40 states have call predecessors, (40), 39 states have call successors, (40) [2024-11-04 15:02:50,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 209 transitions. [2024-11-04 15:02:50,231 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 209 transitions. Word has length 150 [2024-11-04 15:02:50,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:02:50,233 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 209 transitions. [2024-11-04 15:02:50,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-04 15:02:50,233 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 209 transitions. [2024-11-04 15:02:50,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-04 15:02:50,236 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:02:50,236 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:02:50,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-04 15:02:50,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:50,437 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:02:50,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:02:50,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1193297395, now seen corresponding path program 1 times [2024-11-04 15:02:50,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:02:50,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [425981911] [2024-11-04 15:02:50,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:02:50,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:02:50,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:02:50,440 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:02:50,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-04 15:02:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:02:56,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 2693 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 15:02:56,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:02:59,549 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-04 15:02:59,549 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:03:08,390 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-04 15:03:08,391 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 15:03:08,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [425981911] [2024-11-04 15:03:08,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [425981911] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 15:03:08,391 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 15:03:08,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 8 [2024-11-04 15:03:08,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351156024] [2024-11-04 15:03:08,392 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 15:03:08,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-04 15:03:08,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 15:03:08,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-04 15:03:08,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-04 15:03:08,394 INFO L87 Difference]: Start difference. First operand 164 states and 209 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 4 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-04 15:03:17,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 15:03:17,039 INFO L93 Difference]: Finished difference Result 236 states and 306 transitions. [2024-11-04 15:03:17,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-04 15:03:17,040 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 4 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) Word has length 162 [2024-11-04 15:03:17,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 15:03:17,045 INFO L225 Difference]: With dead ends: 236 [2024-11-04 15:03:17,045 INFO L226 Difference]: Without dead ends: 172 [2024-11-04 15:03:17,045 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-04 15:03:17,046 INFO L432 NwaCegarLoop]: 185 mSDtfsCounter, 58 mSDsluCounter, 706 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 891 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2024-11-04 15:03:17,046 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 891 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 8.1s Time] [2024-11-04 15:03:17,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2024-11-04 15:03:17,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 166. [2024-11-04 15:03:17,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 106 states have (on average 1.2264150943396226) internal successors, (130), 108 states have internal predecessors, (130), 40 states have call successors, (40), 17 states have call predecessors, (40), 19 states have return successors, (41), 40 states have call predecessors, (41), 39 states have call successors, (41) [2024-11-04 15:03:17,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 211 transitions. [2024-11-04 15:03:17,060 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 211 transitions. Word has length 162 [2024-11-04 15:03:17,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 15:03:17,061 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 211 transitions. [2024-11-04 15:03:17,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 7 states have internal predecessors, (62), 4 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-04 15:03:17,062 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 211 transitions. [2024-11-04 15:03:17,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-04 15:03:17,064 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 15:03:17,064 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 15:03:17,130 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-04 15:03:17,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:17,265 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 15:03:17,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 15:03:17,266 INFO L85 PathProgramCache]: Analyzing trace with hash 981339285, now seen corresponding path program 1 times [2024-11-04 15:03:17,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 15:03:17,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1333082110] [2024-11-04 15:03:17,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 15:03:17,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 15:03:17,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 15:03:17,268 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 15:03:17,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-04 15:03:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 15:03:23,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 2696 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-04 15:03:23,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 15:03:27,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-04 15:03:32,887 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-04 15:03:32,888 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 15:03:42,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26