./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/loop-acceleration/multivar_1-2.c --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/multivar_1-2.yml/witness.yml --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0a70ae82 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/loop-acceleration/multivar_1-2.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/multivar_1-2.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.yaml-violation-witnesses-0a70ae8-m [2024-08-07 14:08:43,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-07 14:08:43,113 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-07 14:08:43,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-07 14:08:43,119 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-07 14:08:43,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-07 14:08:43,143 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-07 14:08:43,144 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-07 14:08:43,144 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-07 14:08:43,144 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-07 14:08:43,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-07 14:08:43,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-07 14:08:43,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-07 14:08:43,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-07 14:08:43,146 INFO L153 SettingsManager]: * Use SBE=true [2024-08-07 14:08:43,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-07 14:08:43,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-07 14:08:43,149 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-07 14:08:43,149 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-07 14:08:43,160 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-07 14:08:43,160 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-07 14:08:43,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-07 14:08:43,165 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-07 14:08:43,165 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-07 14:08:43,165 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-07 14:08:43,166 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-07 14:08:43,166 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-07 14:08:43,166 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-07 14:08:43,166 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-07 14:08:43,166 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-07 14:08:43,166 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-07 14:08:43,166 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-07 14:08:43,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-07 14:08:43,167 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-07 14:08:43,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-07 14:08:43,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-07 14:08:43,167 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-07 14:08:43,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-07 14:08:43,167 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-07 14:08:43,167 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-07 14:08:43,168 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-07 14:08:43,169 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-07 14:08:43,169 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-07 14:08:43,170 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Size of a code block -> SequenceOfStatements [2024-08-07 14:08:43,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-07 14:08:43,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-07 14:08:43,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-07 14:08:43,421 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-07 14:08:43,422 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-07 14:08:43,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/multivar_1-2.yml/witness.yml [2024-08-07 14:08:43,473 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-07 14:08:43,473 INFO L274 PluginConnector]: CDTParser initialized [2024-08-07 14:08:43,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/multivar_1-2.c [2024-08-07 14:08:44,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-07 14:08:44,848 INFO L384 CDTParser]: Found 1 translation units. [2024-08-07 14:08:44,848 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/multivar_1-2.c [2024-08-07 14:08:44,854 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5c6ee2a2/7c21c26ee54342fa977faf8b2460297b/FLAGacf7f8367 [2024-08-07 14:08:44,866 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5c6ee2a2/7c21c26ee54342fa977faf8b2460297b [2024-08-07 14:08:44,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-07 14:08:44,868 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-08-07 14:08:44,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-07 14:08:44,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-07 14:08:44,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-07 14:08:44,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 07.08 02:08:43" (1/2) ... [2024-08-07 14:08:44,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a5740f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:08:44, skipping insertion in model container [2024-08-07 14:08:44,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 07.08 02:08:43" (1/2) ... [2024-08-07 14:08:44,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5efdaa29 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:08:44, skipping insertion in model container [2024-08-07 14:08:44,876 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 02:08:44" (2/2) ... [2024-08-07 14:08:44,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a5740f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:44, skipping insertion in model container [2024-08-07 14:08:44,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 02:08:44" (2/2) ... [2024-08-07 14:08:44,889 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-07 14:08:44,990 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/multivar_1-2.c[374,387] [2024-08-07 14:08:45,008 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-07 14:08:45,016 INFO L200 MainTranslator]: Completed pre-run [2024-08-07 14:08:45,024 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/multivar_1-2.c[374,387] [2024-08-07 14:08:45,027 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-07 14:08:45,039 INFO L204 MainTranslator]: Completed translation [2024-08-07 14:08:45,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45 WrapperNode [2024-08-07 14:08:45,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-07 14:08:45,040 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-07 14:08:45,041 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-07 14:08:45,041 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-07 14:08:45,048 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45" (1/1) ... [2024-08-07 14:08:45,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45" (1/1) ... [2024-08-07 14:08:45,053 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45" (1/1) ... [2024-08-07 14:08:45,061 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-08-07 14:08:45,062 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45" (1/1) ... [2024-08-07 14:08:45,062 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45" (1/1) ... [2024-08-07 14:08:45,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45" (1/1) ... [2024-08-07 14:08:45,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45" (1/1) ... [2024-08-07 14:08:45,066 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45" (1/1) ... [2024-08-07 14:08:45,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-07 14:08:45,071 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-08-07 14:08:45,071 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-08-07 14:08:45,071 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-08-07 14:08:45,072 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45" (1/1) ... [2024-08-07 14:08:45,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-08-07 14:08:45,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-07 14:08:45,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-08-07 14:08:45,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-08-07 14:08:45,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-08-07 14:08:45,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-07 14:08:45,138 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-08-07 14:08:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-08-07 14:08:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-08-07 14:08:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-08-07 14:08:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-08-07 14:08:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-08-07 14:08:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-07 14:08:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-08-07 14:08:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-08-07 14:08:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-08-07 14:08:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-08-07 14:08:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-07 14:08:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-07 14:08:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-08-07 14:08:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-08-07 14:08:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-07 14:08:45,197 INFO L273 CfgBuilder]: Building ICFG [2024-08-07 14:08:45,199 INFO L304 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-07 14:08:45,299 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-08-07 14:08:45,299 INFO L327 CfgBuilder]: Performing block encoding [2024-08-07 14:08:45,307 INFO L349 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-07 14:08:45,307 INFO L354 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-07 14:08:45,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.08 02:08:45 BoogieIcfgContainer [2024-08-07 14:08:45,309 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-08-07 14:08:45,311 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-07 14:08:45,311 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-07 14:08:45,314 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-07 14:08:45,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 07.08 02:08:43" (1/4) ... [2024-08-07 14:08:45,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe46896 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 07.08 02:08:45, skipping insertion in model container [2024-08-07 14:08:45,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.08 02:08:44" (2/4) ... [2024-08-07 14:08:45,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe46896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 02:08:45, skipping insertion in model container [2024-08-07 14:08:45,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:08:45" (3/4) ... [2024-08-07 14:08:45,317 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe46896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 02:08:45, skipping insertion in model container [2024-08-07 14:08:45,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.08 02:08:45" (4/4) ... [2024-08-07 14:08:45,318 INFO L119 eAbstractionObserver]: Analyzing ICFG multivar_1-2.c [2024-08-07 14:08:45,319 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-07 14:08:45,335 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-07 14:08:45,335 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-07 14:08:45,367 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,368 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,368 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,368 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,371 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,371 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,371 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,371 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,372 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,372 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,372 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,372 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,373 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,373 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,373 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,373 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,373 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,374 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,374 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,374 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,374 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,374 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,375 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,375 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,375 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,375 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,375 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,375 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,376 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,377 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,377 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,377 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,379 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,379 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,379 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,379 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,388 INFO L90 WitnessUtils]: NestedWordAutomaton nwa = ( callAlphabet = {"call __VERIFIER_assert((if ~x~0 % 4294967296 == ~y~0 % 4294967296 then 1 else 0));" "call #t~ret7 := main();" "call ULTIMATE.init();" }, internalAlphabet = {"SUMMARY for call __VERIFIER_assert((if ~x~0 % 4294967296 == ~y~0 % 4294967296 then 1 else 0)); srcloc: L22" "#t~post5 := ~x~0;~x~0 := 1 + #t~post5;havoc #t~post5;#t~post6 := ~y~0;~y~0 := 1 + #t~post6;havoc #t~post6;" "assume ~x~0 % 4294967296 < 1024;" "assume !(~x~0 % 4294967296 < 1024);" "assume true;" "assume !true;" "havoc #t~nondet4;~x~0 := #t~nondet4;havoc #t~nondet4;~y~0 := 1 + ~x~0;" "assume true;" "assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(15, 2);call #Ultimate.allocInit(12, 3);" "assume true;" "SUMMARY for call #t~ret7 := main(); srcloc: L-1" "SUMMARY for call ULTIMATE.init(); srcloc: ULTIMATE.startENTRY" "assume true;" "assume false;" "assume false;" "assume !false;" "assume 0 == ~cond;" "assume !(0 == ~cond);" "~cond := #in~cond;" "assume true;" }, returnAlphabet = {"#23#return;" "#25#return;" "#27#return;" }, states = {"CountingPredicate [underlying: 8#L-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 18#L17true, annotation: [0, 0]]" "CountingPredicate [underlying: 9#L7true, annotation: [1, 0]]" "CountingPredicate [underlying: 20#__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 19#L22true, annotation: [1, 0]]" "CountingPredicate [underlying: 14#__VERIFIER_assertEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 22#ERRORtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 3#ULTIMATE.initENTRYtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 6#Loop~0true, annotation: [0, 0]]" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 10#L18true, annotation: [0, 0]]" "CountingPredicate [underlying: 5#mainENTRYtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 4#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 15#mainEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 7#__VERIFIER_assertFINALtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 12#ULTIMATE.initEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 16#mainFINALtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 11#ULTIMATE.initFINALtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 13#__VERIFIER_assertENTRYtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 21#ULTIMATE.startFINALtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 17#L8true, annotation: [1, 0]]" }, initialStates = {"CountingPredicate [underlying: 4#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" }, finalStates = {}, callTransitions = { ("CountingPredicate [underlying: 8#L-1true, annotation: [0, 0]]" "call #t~ret7 := main();" "CountingPredicate [underlying: 5#mainENTRYtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 19#L22true, annotation: [1, 0]]" "call __VERIFIER_assert((if ~x~0 % 4294967296 == ~y~0 % 4294967296 then 1 else 0));" "CountingPredicate [underlying: 13#__VERIFIER_assertENTRYtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 4#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" "call ULTIMATE.init();" "CountingPredicate [underlying: 3#ULTIMATE.initENTRYtrue, annotation: [0, 0]]") }, internalTransitions = { ("CountingPredicate [underlying: 18#L17true, annotation: [0, 0]]" "assume true;" "CountingPredicate [underlying: 6#Loop~0true, annotation: [0, 0]]") ("CountingPredicate [underlying: 18#L17true, annotation: [0, 0]]" "assume !true;" "CountingPredicate [underlying: 19#L22true, annotation: [1, 0]]") ("CountingPredicate [underlying: 9#L7true, annotation: [1, 0]]" "assume 0 == ~cond;" "CountingPredicate [underlying: 22#ERRORtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 9#L7true, annotation: [1, 0]]" "assume !(0 == ~cond);" "CountingPredicate [underlying: 7#__VERIFIER_assertFINALtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 22#ERRORtrue, annotation: [1, 0]]" "assume false;" "CountingPredicate [underlying: 17#L8true, annotation: [1, 0]]") ("CountingPredicate [underlying: 22#ERRORtrue, annotation: [1, 0]]" "assume !false;" "CountingPredicate [underlying: 20#__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 3#ULTIMATE.initENTRYtrue, annotation: [0, 0]]" "assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(15, 2);call #Ultimate.allocInit(12, 3);" "CountingPredicate [underlying: 11#ULTIMATE.initFINALtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 6#Loop~0true, annotation: [0, 0]]" "assume ~x~0 % 4294967296 < 1024;" "CountingPredicate [underlying: 10#L18true, annotation: [0, 0]]") ("CountingPredicate [underlying: 6#Loop~0true, annotation: [0, 0]]" "assume !(~x~0 % 4294967296 < 1024);" "CountingPredicate [underlying: 19#L22true, annotation: [1, 0]]") ("CountingPredicate [underlying: 10#L18true, annotation: [0, 0]]" "#t~post5 := ~x~0;~x~0 := 1 + #t~post5;havoc #t~post5;#t~post6 := ~y~0;~y~0 := 1 + #t~post6;havoc #t~post6;" "CountingPredicate [underlying: 18#L17true, annotation: [0, 0]]") ("CountingPredicate [underlying: 5#mainENTRYtrue, annotation: [0, 0]]" "havoc #t~nondet4;~x~0 := #t~nondet4;havoc #t~nondet4;~y~0 := 1 + ~x~0;" "CountingPredicate [underlying: 18#L17true, annotation: [0, 0]]") ("CountingPredicate [underlying: 7#__VERIFIER_assertFINALtrue, annotation: [1, 0]]" "assume true;" "CountingPredicate [underlying: 14#__VERIFIER_assertEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 16#mainFINALtrue, annotation: [1, 0]]" "assume true;" "CountingPredicate [underlying: 15#mainEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 11#ULTIMATE.initFINALtrue, annotation: [0, 0]]" "assume true;" "CountingPredicate [underlying: 12#ULTIMATE.initEXITtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 13#__VERIFIER_assertENTRYtrue, annotation: [1, 0]]" "~cond := #in~cond;" "CountingPredicate [underlying: 9#L7true, annotation: [1, 0]]") ("CountingPredicate [underlying: 21#ULTIMATE.startFINALtrue, annotation: [1, 0]]" "assume true;" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 17#L8true, annotation: [1, 0]]" "assume false;" "CountingPredicate [underlying: 7#__VERIFIER_assertFINALtrue, annotation: [1, 0]]") }, returnTransitions = { ("CountingPredicate [underlying: 14#__VERIFIER_assertEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 19#L22true, annotation: [1, 0]]" "#23#return;" "CountingPredicate [underlying: 16#mainFINALtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 15#mainEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 8#L-1true, annotation: [0, 0]]" "#25#return;" "CountingPredicate [underlying: 21#ULTIMATE.startFINALtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 12#ULTIMATE.initEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 4#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" "#27#return;" "CountingPredicate [underlying: 8#L-1true, annotation: [0, 0]]") } ); [2024-08-07 14:08:45,391 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 21 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 14 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-08-07 14:08:45,392 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,392 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,392 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,392 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,393 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,393 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,393 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,393 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,394 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,394 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,394 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,394 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,395 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,396 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,396 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,396 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,396 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,396 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,397 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,397 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,397 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,398 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,398 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,398 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,398 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,398 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,398 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,398 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,398 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,399 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,399 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,399 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,399 WARN L283 nessProductAutomaton]: assume ~x~0 % 4294967296 < 1024;, isNegated false [2024-08-07 14:08:45,399 WARN L283 nessProductAutomaton]: assume !(~x~0 % 4294967296 < 1024);, isNegated true [2024-08-07 14:08:45,399 WARN L283 nessProductAutomaton]: assume true;, isNegated false [2024-08-07 14:08:45,399 WARN L283 nessProductAutomaton]: assume !true;, isNegated true [2024-08-07 14:08:45,408 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 21 states to 0 states. [2024-08-07 14:08:45,425 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-07 14:08:45,431 INFO L357 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, mHoare=false, 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;@72aabdf7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-07 14:08:45,432 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-07 14:08:45,434 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2024-08-07 14:08:45,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-08-07 14:08:45,436 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-07 14:08:45,439 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-08-07 14:08:45,442 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-07 14:08:45,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.08 02:08:45 BoogieIcfgContainer [2024-08-07 14:08:45,444 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-07 14:08:45,445 INFO L158 Benchmark]: Toolchain (without parser) took 576.88ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 35.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2024-08-07 14:08:45,446 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 44.0MB. Free memory was 28.5MB in the beginning and 28.4MB in the end (delta: 35.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-07 14:08:45,446 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 44.0MB. Free memory was 26.3MB in the beginning and 26.3MB in the end (delta: 35.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-07 14:08:45,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 169.78ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 40.4MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-07 14:08:45,447 INFO L158 Benchmark]: Boogie Preprocessor took 30.28ms. Allocated memory is still 75.5MB. Free memory was 40.4MB in the beginning and 38.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-07 14:08:45,448 INFO L158 Benchmark]: IcfgBuilder took 238.14ms. Allocated memory is still 75.5MB. Free memory was 38.4MB in the beginning and 48.9MB in the end (delta: -10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-08-07 14:08:45,448 INFO L158 Benchmark]: TraceAbstraction took 133.83ms. Allocated memory is still 75.5MB. Free memory was 48.3MB in the beginning and 35.4MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-07 14:08:45,452 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 44.0MB. Free memory was 28.5MB in the beginning and 28.4MB in the end (delta: 35.3kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 44.0MB. Free memory was 26.3MB in the beginning and 26.3MB in the end (delta: 35.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 169.78ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 40.4MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.28ms. Allocated memory is still 75.5MB. Free memory was 40.4MB in the beginning and 38.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 238.14ms. Allocated memory is still 75.5MB. Free memory was 38.4MB in the beginning and 48.9MB in the end (delta: -10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 133.83ms. Allocated memory is still 75.5MB. Free memory was 48.3MB in the beginning and 35.4MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 8]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-07 14:08:45,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE