./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '00dccbc1f84e1a10e96e4bb25c4226d582aabc584f46ae4ceb048818681b4533'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 00dccbc1f84e1a10e96e4bb25c4226d582aabc584f46ae4ceb048818681b4533 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 05:43:33,928 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 05:43:34,026 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 05:43:34,032 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 05:43:34,032 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 05:43:34,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 05:43:34,061 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 05:43:34,062 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 05:43:34,063 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 05:43:34,063 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 05:43:34,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 05:43:34,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 05:43:34,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 05:43:34,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 05:43:34,063 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 05:43:34,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 05:43:34,064 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 05:43:34,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 05:43:34,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 05:43:34,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 05:43:34,066 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00dccbc1f84e1a10e96e4bb25c4226d582aabc584f46ae4ceb048818681b4533 [2024-11-07 05:43:34,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 05:43:34,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 05:43:34,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 05:43:34,402 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 05:43:34,402 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 05:43:34,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i [2024-11-07 05:43:35,717 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 05:43:36,007 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 05:43:36,008 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i [2024-11-07 05:43:36,023 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/227900129/01d1c4df20ed48eaa8ac327bec404a8d/FLAG275671684 [2024-11-07 05:43:36,304 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/227900129/01d1c4df20ed48eaa8ac327bec404a8d [2024-11-07 05:43:36,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 05:43:36,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 05:43:36,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 05:43:36,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 05:43:36,316 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 05:43:36,317 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,318 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a6a261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36, skipping insertion in model container [2024-11-07 05:43:36,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,343 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 05:43:36,485 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i[918,931] [2024-11-07 05:43:36,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 05:43:36,561 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 05:43:36,570 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i[918,931] [2024-11-07 05:43:36,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 05:43:36,631 INFO L204 MainTranslator]: Completed translation [2024-11-07 05:43:36,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36 WrapperNode [2024-11-07 05:43:36,633 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 05:43:36,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 05:43:36,635 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 05:43:36,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 05:43:36,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,653 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,688 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-07 05:43:36,689 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 05:43:36,689 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 05:43:36,690 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 05:43:36,690 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 05:43:36,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,700 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,719 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]. [2024-11-07 05:43:36,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 05:43:36,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 05:43:36,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 05:43:36,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 05:43:36,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (1/1) ... [2024-11-07 05:43:36,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 05:43:36,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 05:43:36,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 05:43:36,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 05:43:36,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 05:43:36,806 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 05:43:36,807 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 05:43:36,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 05:43:36,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 05:43:36,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 05:43:36,903 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 05:43:36,907 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 05:43:37,309 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-07 05:43:37,310 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 05:43:37,325 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 05:43:37,327 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 05:43:37,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:43:37 BoogieIcfgContainer [2024-11-07 05:43:37,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 05:43:37,330 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 05:43:37,330 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 05:43:37,335 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 05:43:37,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 05:43:36" (1/3) ... [2024-11-07 05:43:37,337 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9ca2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:43:37, skipping insertion in model container [2024-11-07 05:43:37,337 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:36" (2/3) ... [2024-11-07 05:43:37,337 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9ca2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:43:37, skipping insertion in model container [2024-11-07 05:43:37,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:43:37" (3/3) ... [2024-11-07 05:43:37,339 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i [2024-11-07 05:43:37,353 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 05:43:37,353 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 05:43:37,441 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 05:43:37,456 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;@5c164527, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 05:43:37,457 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 05:43:37,462 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 57 states have (on average 1.5263157894736843) internal successors, (87), 58 states have internal predecessors, (87), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 05:43:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-07 05:43:37,476 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:43:37,477 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 05:43:37,477 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:43:37,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:43:37,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1625144093, now seen corresponding path program 1 times [2024-11-07 05:43:37,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:43:37,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059910638] [2024-11-07 05:43:37,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:43:37,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:43:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:43:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 05:43:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 05:43:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 05:43:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-07 05:43:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 05:43:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-07 05:43:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-07 05:43:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 05:43:37,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 05:43:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 05:43:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-07 05:43:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 05:43:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 05:43:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 05:43:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 05:43:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 05:43:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 05:43:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 05:43:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:37,921 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-07 05:43:37,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:43:37,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059910638] [2024-11-07 05:43:37,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059910638] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:43:37,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:43:37,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 05:43:37,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748221762] [2024-11-07 05:43:37,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:43:37,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 05:43:37,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:43:37,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 05:43:37,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 05:43:37,960 INFO L87 Difference]: Start difference. First operand has 79 states, 57 states have (on average 1.5263157894736843) internal successors, (87), 58 states have internal predecessors, (87), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 05:43:37,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:43:37,996 INFO L93 Difference]: Finished difference Result 151 states and 263 transitions. [2024-11-07 05:43:37,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 05:43:37,998 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 132 [2024-11-07 05:43:37,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:43:38,007 INFO L225 Difference]: With dead ends: 151 [2024-11-07 05:43:38,007 INFO L226 Difference]: Without dead ends: 75 [2024-11-07 05:43:38,011 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 05:43:38,015 INFO L432 NwaCegarLoop]: 116 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, 116 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 [2024-11-07 05:43:38,018 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:43:38,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-07 05:43:38,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-07 05:43:38,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 05:43:38,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 116 transitions. [2024-11-07 05:43:38,061 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 116 transitions. Word has length 132 [2024-11-07 05:43:38,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:43:38,064 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 116 transitions. [2024-11-07 05:43:38,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 05:43:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2024-11-07 05:43:38,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-07 05:43:38,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:43:38,069 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 05:43:38,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 05:43:38,070 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:43:38,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:43:38,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1420299716, now seen corresponding path program 1 times [2024-11-07 05:43:38,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:43:38,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769629681] [2024-11-07 05:43:38,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:43:38,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:43:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:43:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 05:43:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 05:43:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 05:43:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-07 05:43:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 05:43:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-07 05:43:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-07 05:43:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 05:43:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 05:43:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 05:43:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-07 05:43:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 05:43:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 05:43:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 05:43:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 05:43:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-07 05:43:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 05:43:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 05:43:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:38,592 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-07 05:43:38,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:43:38,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769629681] [2024-11-07 05:43:38,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769629681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:43:38,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:43:38,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 05:43:38,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138446754] [2024-11-07 05:43:38,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:43:38,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 05:43:38,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:43:38,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 05:43:38,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:43:38,598 INFO L87 Difference]: Start difference. First operand 75 states and 116 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-07 05:43:38,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:43:38,634 INFO L93 Difference]: Finished difference Result 148 states and 231 transitions. [2024-11-07 05:43:38,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 05:43:38,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 133 [2024-11-07 05:43:38,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:43:38,639 INFO L225 Difference]: With dead ends: 148 [2024-11-07 05:43:38,639 INFO L226 Difference]: Without dead ends: 76 [2024-11-07 05:43:38,640 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:43:38,645 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 05:43:38,645 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 224 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:43:38,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-07 05:43:38,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-07 05:43:38,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 55 states have (on average 1.4363636363636363) internal successors, (79), 55 states have internal predecessors, (79), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 05:43:38,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 117 transitions. [2024-11-07 05:43:38,665 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 117 transitions. Word has length 133 [2024-11-07 05:43:38,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:43:38,669 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 117 transitions. [2024-11-07 05:43:38,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-07 05:43:38,669 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2024-11-07 05:43:38,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-07 05:43:38,672 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:43:38,672 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 05:43:38,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 05:43:38,672 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:43:38,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:43:38,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1477558018, now seen corresponding path program 1 times [2024-11-07 05:43:38,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:43:38,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376757171] [2024-11-07 05:43:38,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:43:38,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:43:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 05:43:38,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1378271629] [2024-11-07 05:43:38,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:43:38,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 05:43:38,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 05:43:38,879 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 05:43:38,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 05:43:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:43:39,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-07 05:43:39,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 05:43:39,556 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 369 proven. 27 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-11-07 05:43:39,557 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 05:43:40,314 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 27 proven. 27 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-07 05:43:40,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:43:40,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376757171] [2024-11-07 05:43:40,316 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 05:43:40,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378271629] [2024-11-07 05:43:40,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378271629] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 05:43:40,317 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 05:43:40,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-07 05:43:40,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362561115] [2024-11-07 05:43:40,318 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 05:43:40,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-07 05:43:40,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:43:40,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-07 05:43:40,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2024-11-07 05:43:40,323 INFO L87 Difference]: Start difference. First operand 76 states and 117 transitions. Second operand has 12 states, 11 states have (on average 5.454545454545454) internal successors, (60), 12 states have internal predecessors, (60), 5 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 5 states have call successors, (29) [2024-11-07 05:43:40,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:43:40,852 INFO L93 Difference]: Finished difference Result 177 states and 266 transitions. [2024-11-07 05:43:40,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 05:43:40,853 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.454545454545454) internal successors, (60), 12 states have internal predecessors, (60), 5 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 5 states have call successors, (29) Word has length 133 [2024-11-07 05:43:40,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:43:40,855 INFO L225 Difference]: With dead ends: 177 [2024-11-07 05:43:40,855 INFO L226 Difference]: Without dead ends: 104 [2024-11-07 05:43:40,856 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2024-11-07 05:43:40,858 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 146 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 338 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 05:43:40,858 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 234 Invalid, 341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 338 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 05:43:40,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-07 05:43:40,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 101. [2024-11-07 05:43:40,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 69 states have (on average 1.3333333333333333) internal successors, (92), 70 states have internal predecessors, (92), 28 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-07 05:43:40,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 148 transitions. [2024-11-07 05:43:40,881 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 148 transitions. Word has length 133 [2024-11-07 05:43:40,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:43:40,882 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 148 transitions. [2024-11-07 05:43:40,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.454545454545454) internal successors, (60), 12 states have internal predecessors, (60), 5 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 5 states have call successors, (29) [2024-11-07 05:43:40,884 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 148 transitions. [2024-11-07 05:43:40,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-07 05:43:40,886 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:43:40,889 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 05:43:40,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 05:43:41,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 05:43:41,090 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:43:41,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:43:41,091 INFO L85 PathProgramCache]: Analyzing trace with hash -335046568, now seen corresponding path program 1 times [2024-11-07 05:43:41,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:43:41,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205037514] [2024-11-07 05:43:41,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:43:41,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:43:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 05:43:41,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [610158832] [2024-11-07 05:43:41,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:43:41,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 05:43:41,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 05:43:41,217 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 05:43:41,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 05:43:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 05:43:41,476 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 05:43:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 05:43:41,635 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 05:43:41,635 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 05:43:41,636 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-07 05:43:41,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-07 05:43:41,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 05:43:41,846 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-07 05:43:41,947 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 05:43:41,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 05:43:41 BoogieIcfgContainer [2024-11-07 05:43:41,953 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 05:43:41,955 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 05:43:41,955 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 05:43:41,955 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 05:43:41,956 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:43:37" (3/4) ... [2024-11-07 05:43:41,959 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 05:43:41,961 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 05:43:41,962 INFO L158 Benchmark]: Toolchain (without parser) took 5653.36ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 91.2MB in the beginning and 88.9MB in the end (delta: 2.3MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2024-11-07 05:43:41,963 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 05:43:41,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.96ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 76.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 05:43:41,963 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.25ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 73.5MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 05:43:41,963 INFO L158 Benchmark]: Boogie Preprocessor took 56.69ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 69.8MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 05:43:41,964 INFO L158 Benchmark]: RCFGBuilder took 581.11ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 48.6MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 05:43:41,964 INFO L158 Benchmark]: TraceAbstraction took 4624.07ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 48.1MB in the beginning and 88.9MB in the end (delta: -40.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 05:43:41,964 INFO L158 Benchmark]: Witness Printer took 7.06ms. Allocated memory is still 151.0MB. Free memory was 88.9MB in the beginning and 88.9MB in the end (delta: 33.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 05:43:41,966 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.96ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 76.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.25ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 73.5MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.69ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 69.8MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 581.11ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 48.6MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 4624.07ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 48.1MB in the beginning and 88.9MB in the end (delta: -40.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.06ms. Allocated memory is still 151.0MB. Free memory was 88.9MB in the beginning and 88.9MB in the end (delta: 33.8kB). There was no memory consumed. 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someBinaryArithmeticDOUBLEoperation at line 118, overapproximation of someUnaryDOUBLEoperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 169, overapproximation of someBinaryArithmeticFLOAToperation at line 99. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 3.95; [L23] float var_1_4 = 9999999.8; [L24] float var_1_5 = 8.6; [L25] unsigned long int var_1_6 = 10000; [L26] double var_1_8 = 64.5; [L27] float var_1_10 = 255.25; [L28] float var_1_11 = 7.5; [L29] float var_1_12 = 0.0; [L30] float var_1_13 = 64.8; [L31] double var_1_14 = 127.75; [L32] signed char var_1_15 = 8; [L33] signed char var_1_16 = 32; [L34] unsigned char var_1_17 = 0; [L35] unsigned char var_1_18 = 0; [L36] double var_1_19 = 2.25; [L37] unsigned char var_1_20 = 0; [L38] unsigned short int var_1_21 = 256; [L39] float var_1_22 = 256.5; [L40] signed char var_1_27 = -64; [L41] signed char var_1_30 = -10; [L42] unsigned long int var_1_31 = 8; [L43] double var_1_32 = 499.75; [L44] double var_1_36 = 3.15; [L45] unsigned char var_1_38 = 8; [L46] float var_1_40 = 255.8; [L47] signed short int var_1_41 = 256; [L48] signed char var_1_42 = -32; [L49] unsigned long int last_1_var_1_6 = 10000; VAL [isInitial=0, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_4=49999999/5, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L173] isInitial = 1 [L174] FCALL initially() [L175] COND TRUE 1 [L176] CALL updateLastVariables() [L166] last_1_var_1_6 = var_1_6 VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_4=49999999/5, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L176] RET updateLastVariables() [L177] CALL updateVariables() [L133] var_1_4 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L134] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L135] var_1_5 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000, var_1_8=129/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000, var_1_8=129/2] [L136] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000, var_1_8=129/2] [L137] var_1_8 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L138] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L139] var_1_11 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L140] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L141] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L141] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L142] var_1_12 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L143] RET assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L144] var_1_13 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L145] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L146] var_1_15 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L147] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L148] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L148] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L149] var_1_16 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L150] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L151] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L151] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L152] var_1_18 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L153] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L154] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L154] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L155] var_1_30 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_30 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L156] RET assume_abort_if_not(var_1_30 >= -127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L157] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L157] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L158] var_1_36 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L159] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L160] var_1_42 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_42 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L161] RET assume_abort_if_not(var_1_42 >= -128) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L162] CALL assume_abort_if_not(var_1_42 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L162] RET assume_abort_if_not(var_1_42 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L163] CALL assume_abort_if_not(var_1_42 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L163] RET assume_abort_if_not(var_1_42 != 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L177] RET updateVariables() [L178] CALL step() [L53] COND TRUE (var_1_15 - ((((0) < (var_1_16)) ? (0) : (var_1_16)))) > last_1_var_1_6 [L54] var_1_14 = var_1_12 VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L56] COND TRUE (var_1_5 / var_1_11) >= (var_1_8 - var_1_4) [L57] var_1_10 = (((((var_1_5 - (var_1_12 - var_1_13))) < (var_1_4)) ? ((var_1_5 - (var_1_12 - var_1_13))) : (var_1_4))) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_6=10000] [L61] var_1_20 = var_1_16 [L62] var_1_21 = var_1_16 VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=1, var_1_21=1, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_6=10000] [L63] COND TRUE var_1_21 <= (var_1_16 * var_1_20) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=1, var_1_21=1, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_6=10000] [L64] COND TRUE (var_1_5 + var_1_14) <= 127.025f [L65] var_1_17 = var_1_18 VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=1, var_1_21=1, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_6=10000] [L72] unsigned char stepLocal_0 = var_1_20 != var_1_20; VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=1, var_1_21=1, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_6=10000] [L73] COND FALSE !(\read(var_1_17)) [L84] var_1_6 = var_1_20 VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=1, var_1_21=1, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_6=1] [L86] COND TRUE var_1_6 <= var_1_6 VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=1, var_1_21=1, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_6=1] [L87] COND FALSE !(var_1_6 > var_1_6) [L90] var_1_1 = var_1_5 VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=4, var_1_20=1, var_1_21=1, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L95] COND TRUE var_1_1 < var_1_11 [L96] var_1_19 = (var_1_13 - 256.4) VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_22=513/2, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L98] COND TRUE var_1_6 >= var_1_16 [L99] var_1_22 = (var_1_13 + var_1_13) VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L101] COND FALSE !(((var_1_4 + 127.75f) * var_1_13) < var_1_13) VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L106] COND FALSE !(var_1_20 < (~ var_1_30)) VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L111] COND FALSE !(var_1_13 == var_1_13) [L118] var_1_32 = (((((((var_1_12 - 9.5) < 0 ) ? -(var_1_12 - 9.5) : (var_1_12 - 9.5))) < 0 ) ? -((((var_1_12 - 9.5) < 0 ) ? -(var_1_12 - 9.5) : (var_1_12 - 9.5))) : ((((var_1_12 - 9.5) < 0 ) ? -(var_1_12 - 9.5) : (var_1_12 - 9.5))))) VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=5, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L120] COND TRUE ! (var_1_4 <= var_1_36) [L121] var_1_38 = var_1_16 VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=5, var_1_38=1, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L123] EXPR (var_1_16 >> 4) & var_1_16 VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=5, var_1_38=1, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L123] COND TRUE 128 != ((var_1_16 >> 4) & var_1_16) [L124] var_1_40 = ((((var_1_36) > (var_1_4)) ? (var_1_36) : (var_1_4))) VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=5, var_1_36=6, var_1_38=1, var_1_40=6, var_1_41=256, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L126] COND TRUE (var_1_16 / var_1_42) < var_1_20 [L127] var_1_41 = ((((((((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) < 0 ) ? -((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) : ((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))))) < 0 ) ? -(((((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) < 0 ) ? -((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) : ((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))))) : (((((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) < 0 ) ? -((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))) : ((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))))))) VAL [isInitial=1, last_1_var_1_6=10000, stepLocal_0=0, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=5, var_1_36=6, var_1_38=1, var_1_40=6, var_1_41=1, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L178] RET step() [L179] CALL, EXPR property() [L169-L170] return ((((((((var_1_6 <= var_1_6) ? ((var_1_6 > var_1_6) ? (var_1_1 == ((float) (var_1_4 - var_1_5))) : (var_1_1 == ((float) var_1_5))) : (var_1_1 == ((float) var_1_4))) && (var_1_17 ? ((((((var_1_14) > (((((var_1_5) > (199.78)) ? (var_1_5) : (199.78))))) ? (var_1_14) : (((((var_1_5) > (199.78)) ? (var_1_5) : (199.78)))))) != (var_1_4 - var_1_8)) ? (((var_1_20 != var_1_20) || var_1_17) ? (var_1_6 == ((unsigned long int) var_1_20)) : (var_1_6 == ((unsigned long int) 5u))) : (var_1_6 == ((unsigned long int) var_1_20))) : (var_1_6 == ((unsigned long int) var_1_20)))) && (((var_1_5 / var_1_11) >= (var_1_8 - var_1_4)) ? (var_1_10 == ((float) (((((var_1_5 - (var_1_12 - var_1_13))) < (var_1_4)) ? ((var_1_5 - (var_1_12 - var_1_13))) : (var_1_4))))) : (var_1_10 == ((float) 4.2f)))) && (((var_1_15 - ((((0) < (var_1_16)) ? (0) : (var_1_16)))) > last_1_var_1_6) ? (var_1_14 == ((double) var_1_12)) : 1)) && ((var_1_21 <= (var_1_16 * var_1_20)) ? (((var_1_5 + var_1_14) <= 127.025f) ? (var_1_17 == ((unsigned char) var_1_18)) : (var_1_17 == ((unsigned char) var_1_18))) : (var_1_17 == ((unsigned char) var_1_18)))) && ((var_1_1 < var_1_11) ? (var_1_19 == ((double) (var_1_13 - 256.4))) : 1)) && (var_1_20 == ((unsigned char) var_1_16))) && (var_1_21 == ((unsigned short int) var_1_16)) ; VAL [\result=0, isInitial=1, last_1_var_1_6=10000, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=5, var_1_36=6, var_1_38=1, var_1_40=6, var_1_41=1, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L179] RET, EXPR property() [L179] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=5, var_1_36=6, var_1_38=1, var_1_40=6, var_1_41=1, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=3, var_1_12=2, var_1_14=2, var_1_15=-1, var_1_16=1, var_1_17=0, var_1_18=0, var_1_1=4, var_1_20=1, var_1_21=1, var_1_27=-64, var_1_30=0, var_1_31=8, var_1_32=5, var_1_36=6, var_1_38=1, var_1_40=6, var_1_41=1, var_1_42=2, var_1_4=0, var_1_5=4, var_1_6=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 4, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 164 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 146 mSDsluCounter, 574 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 256 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 345 IncrementalHoareTripleChecker+Invalid, 348 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 318 mSDtfsCounter, 345 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 369 GetRequests, 353 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 799 NumberOfCodeBlocks, 799 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 527 ConstructedInterpolants, 0 QuantifiedInterpolants, 1138 SizeOfPredicates, 3 NumberOfNonLiveVariables, 326 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 2682/2736 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-07 05:43:41,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 00dccbc1f84e1a10e96e4bb25c4226d582aabc584f46ae4ceb048818681b4533 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 05:43:44,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 05:43:44,464 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-07 05:43:44,478 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 05:43:44,479 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 05:43:44,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 05:43:44,506 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 05:43:44,507 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 05:43:44,507 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 05:43:44,507 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 05:43:44,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 05:43:44,507 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 05:43:44,507 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 05:43:44,508 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 05:43:44,508 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 05:43:44,508 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 05:43:44,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 05:43:44,508 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 05:43:44,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 05:43:44,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 05:43:44,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 05:43:44,508 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 05:43:44,508 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 05:43:44,508 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 05:43:44,509 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 05:43:44,509 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 05:43:44,509 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 05:43:44,509 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 05:43:44,509 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 05:43:44,509 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 05:43:44,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 05:43:44,511 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 05:43:44,512 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 05:43:44,512 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 05:43:44,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 05:43:44,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 05:43:44,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 05:43:44,513 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 05:43:44,513 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 05:43:44,513 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 05:43:44,513 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 05:43:44,513 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 05:43:44,513 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 05:43:44,513 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 05:43:44,513 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00dccbc1f84e1a10e96e4bb25c4226d582aabc584f46ae4ceb048818681b4533 [2024-11-07 05:43:44,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 05:43:44,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 05:43:44,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 05:43:44,862 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 05:43:44,862 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 05:43:44,864 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i [2024-11-07 05:43:46,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 05:43:46,657 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 05:43:46,662 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i [2024-11-07 05:43:46,674 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fb9f49bc4/85dd8a739eb448158b19ebe2e023565d/FLAG054c40e78 [2024-11-07 05:43:46,701 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fb9f49bc4/85dd8a739eb448158b19ebe2e023565d [2024-11-07 05:43:46,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 05:43:46,705 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 05:43:46,707 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 05:43:46,708 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 05:43:46,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 05:43:46,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:43:46" (1/1) ... [2024-11-07 05:43:46,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d7fa0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:46, skipping insertion in model container [2024-11-07 05:43:46,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:43:46" (1/1) ... [2024-11-07 05:43:46,738 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 05:43:46,890 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i[918,931] [2024-11-07 05:43:46,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 05:43:47,009 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 05:43:47,023 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i[918,931] [2024-11-07 05:43:47,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 05:43:47,097 INFO L204 MainTranslator]: Completed translation [2024-11-07 05:43:47,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47 WrapperNode [2024-11-07 05:43:47,098 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 05:43:47,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 05:43:47,099 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 05:43:47,099 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 05:43:47,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,166 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 165 [2024-11-07 05:43:47,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 05:43:47,169 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 05:43:47,169 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 05:43:47,169 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 05:43:47,180 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,185 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,209 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]. [2024-11-07 05:43:47,213 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 05:43:47,258 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 05:43:47,258 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 05:43:47,258 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 05:43:47,259 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (1/1) ... [2024-11-07 05:43:47,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 05:43:47,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 05:43:47,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 05:43:47,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 05:43:47,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 05:43:47,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-07 05:43:47,327 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 05:43:47,328 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 05:43:47,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 05:43:47,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 05:43:47,403 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 05:43:47,405 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 05:44:07,272 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-07 05:44:07,272 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 05:44:07,287 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 05:44:07,288 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 05:44:07,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:44:07 BoogieIcfgContainer [2024-11-07 05:44:07,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 05:44:07,291 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 05:44:07,291 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 05:44:07,299 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 05:44:07,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 05:43:46" (1/3) ... [2024-11-07 05:44:07,300 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fba3318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:44:07, skipping insertion in model container [2024-11-07 05:44:07,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:43:47" (2/3) ... [2024-11-07 05:44:07,300 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fba3318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:44:07, skipping insertion in model container [2024-11-07 05:44:07,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:44:07" (3/3) ... [2024-11-07 05:44:07,302 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-2.i [2024-11-07 05:44:07,313 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 05:44:07,313 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 05:44:07,364 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 05:44:07,374 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;@74e29333, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 05:44:07,374 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 05:44:07,380 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 05:44:07,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-07 05:44:07,391 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:44:07,392 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 05:44:07,393 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:44:07,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:44:07,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1931594455, now seen corresponding path program 1 times [2024-11-07 05:44:07,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 05:44:07,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1897971898] [2024-11-07 05:44:07,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:44:07,407 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 05:44:07,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 05:44:07,410 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 05:44:07,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-07 05:44:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:44:08,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-07 05:44:08,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 05:44:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-11-07 05:44:08,297 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 05:44:08,297 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 05:44:08,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1897971898] [2024-11-07 05:44:08,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1897971898] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:44:08,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:44:08,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 05:44:08,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391442050] [2024-11-07 05:44:08,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:44:08,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 05:44:08,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 05:44:08,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 05:44:08,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 05:44:08,323 INFO L87 Difference]: Start difference. First operand has 73 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 05:44:08,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:44:08,343 INFO L93 Difference]: Finished difference Result 139 states and 243 transitions. [2024-11-07 05:44:08,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 05:44:08,345 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 131 [2024-11-07 05:44:08,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:44:08,351 INFO L225 Difference]: With dead ends: 139 [2024-11-07 05:44:08,351 INFO L226 Difference]: Without dead ends: 69 [2024-11-07 05:44:08,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 05:44:08,356 INFO L432 NwaCegarLoop]: 104 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, 104 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 [2024-11-07 05:44:08,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:44:08,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-07 05:44:08,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-07 05:44:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 05:44:08,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 104 transitions. [2024-11-07 05:44:08,394 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 104 transitions. Word has length 131 [2024-11-07 05:44:08,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:44:08,395 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 104 transitions. [2024-11-07 05:44:08,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 05:44:08,395 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2024-11-07 05:44:08,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-07 05:44:08,399 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:44:08,399 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 05:44:08,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-07 05:44:08,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 05:44:08,600 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:44:08,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:44:08,601 INFO L85 PathProgramCache]: Analyzing trace with hash -662445088, now seen corresponding path program 1 times [2024-11-07 05:44:08,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 05:44:08,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1714199527] [2024-11-07 05:44:08,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:44:08,602 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 05:44:08,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 05:44:08,605 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 05:44:08,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-07 05:44:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:44:09,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 05:44:09,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 05:44:10,968 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 27 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-07 05:44:10,969 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 05:44:12,761 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 27 proven. 27 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-07 05:44:12,762 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 05:44:12,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1714199527] [2024-11-07 05:44:12,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1714199527] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 05:44:12,762 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 05:44:12,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-11-07 05:44:12,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164444866] [2024-11-07 05:44:12,762 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 05:44:12,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 05:44:12,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 05:44:12,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 05:44:12,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-07 05:44:12,765 INFO L87 Difference]: Start difference. First operand 69 states and 104 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-07 05:44:16,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 05:44:21,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 05:44:25,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 05:44:29,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 05:44:30,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:44:30,835 INFO L93 Difference]: Finished difference Result 165 states and 242 transitions. [2024-11-07 05:44:30,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 05:44:30,837 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 132 [2024-11-07 05:44:30,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:44:30,839 INFO L225 Difference]: With dead ends: 165 [2024-11-07 05:44:30,839 INFO L226 Difference]: Without dead ends: 99 [2024-11-07 05:44:30,840 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 254 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2024-11-07 05:44:30,841 INFO L432 NwaCegarLoop]: 85 mSDtfsCounter, 122 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2024-11-07 05:44:30,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 229 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 292 Invalid, 3 Unknown, 0 Unchecked, 17.5s Time] [2024-11-07 05:44:30,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-07 05:44:30,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 94. [2024-11-07 05:44:30,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 62 states have (on average 1.2741935483870968) internal successors, (79), 63 states have internal predecessors, (79), 28 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-07 05:44:30,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 135 transitions. [2024-11-07 05:44:30,858 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 135 transitions. Word has length 132 [2024-11-07 05:44:30,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:44:30,860 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 135 transitions. [2024-11-07 05:44:30,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-07 05:44:30,860 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 135 transitions. [2024-11-07 05:44:30,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-07 05:44:30,861 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:44:30,862 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 05:44:30,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-07 05:44:31,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 05:44:31,063 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:44:31,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:44:31,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1936700438, now seen corresponding path program 1 times [2024-11-07 05:44:31,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 05:44:31,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [269137716] [2024-11-07 05:44:31,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:44:31,064 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 05:44:31,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 05:44:31,067 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 05:44:31,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-07 05:44:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:44:31,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-07 05:44:31,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 05:44:35,710 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 318 proven. 36 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-07 05:44:35,711 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 05:44:37,427 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 18 proven. 36 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-07 05:44:37,428 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 05:44:37,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [269137716] [2024-11-07 05:44:37,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [269137716] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 05:44:37,429 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 05:44:37,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-07 05:44:37,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361214688] [2024-11-07 05:44:37,429 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 05:44:37,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 05:44:37,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 05:44:37,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 05:44:37,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-07 05:44:37,432 INFO L87 Difference]: Start difference. First operand 94 states and 135 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-07 05:44:43,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 05:44:46,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 05:44:53,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 05:44:57,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 05:45:01,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-07 05:45:01,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:45:01,185 INFO L93 Difference]: Finished difference Result 180 states and 251 transitions. [2024-11-07 05:45:01,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-07 05:45:01,258 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 133 [2024-11-07 05:45:01,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:45:01,261 INFO L225 Difference]: With dead ends: 180 [2024-11-07 05:45:01,262 INFO L226 Difference]: Without dead ends: 106 [2024-11-07 05:45:01,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-07 05:45:01,263 INFO L432 NwaCegarLoop]: 72 mSDtfsCounter, 121 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 33 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2024-11-07 05:45:01,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 177 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 124 Invalid, 4 Unknown, 0 Unchecked, 23.4s Time] [2024-11-07 05:45:01,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-07 05:45:01,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 102. [2024-11-07 05:45:01,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 68 states have (on average 1.2205882352941178) internal successors, (83), 69 states have internal predecessors, (83), 28 states have call successors, (28), 5 states have call predecessors, (28), 5 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-07 05:45:01,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 139 transitions. [2024-11-07 05:45:01,284 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 139 transitions. Word has length 133 [2024-11-07 05:45:01,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:45:01,285 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 139 transitions. [2024-11-07 05:45:01,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-07 05:45:01,286 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 139 transitions. [2024-11-07 05:45:01,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 05:45:01,287 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:45:01,288 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 05:45:01,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-07 05:45:01,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 05:45:01,488 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:45:01,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:45:01,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1883578849, now seen corresponding path program 1 times [2024-11-07 05:45:01,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 05:45:01,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [943028284] [2024-11-07 05:45:01,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:45:01,490 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 05:45:01,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 05:45:01,495 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 05:45:01,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-07 05:45:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:45:02,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-07 05:45:02,595 INFO L278 TraceCheckSpWp]: Computing forward predicates...