./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6dd7af8c681da9a32811252853803422c95f4df19741eb4bc23f2d0511fe647 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:08:02,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:08:02,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:08:02,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:08:02,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:08:02,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:08:02,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:08:02,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:08:02,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:08:02,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:08:02,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:08:02,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:08:02,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:08:02,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:08:02,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:08:02,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:08:02,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:08:02,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:08:02,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:08:02,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:08:02,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:08:02,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:08:02,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:08:02,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:08:02,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:08:02,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:08:02,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:08:02,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:08:02,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:08:02,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:08:02,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:08:02,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:08:02,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:08:02,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:08:02,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:08:02,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:08:02,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:08:02,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:08:02,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:08:02,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:08:02,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:08:02,422 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 03:08:02,448 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:08:02,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:08:02,448 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:08:02,448 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:08:02,449 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:08:02,449 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:08:02,449 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:08:02,450 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:08:02,450 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:08:02,450 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:08:02,450 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:08:02,450 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:08:02,451 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:08:02,451 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:08:02,451 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:08:02,451 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:08:02,451 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:08:02,451 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:08:02,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:08:02,452 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 03:08:02,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:08:02,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 03:08:02,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:08:02,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:08:02,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:08:02,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:08:02,454 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 03:08:02,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:08:02,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:08:02,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:08:02,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:08:02,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:08:02,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:08:02,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:08:02,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:08:02,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:08:02,456 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:08:02,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:08:02,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:08:02,456 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:08:02,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:08:02,457 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6dd7af8c681da9a32811252853803422c95f4df19741eb4bc23f2d0511fe647 [2021-11-23 03:08:02,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:08:02,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:08:02,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:08:02,772 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:08:02,773 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:08:02,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c [2021-11-23 03:08:02,846 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/data/9573d1c83/6a45fe1200e64e4eb0837d5db1381967/FLAG1ec1a3b91 [2021-11-23 03:08:03,307 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:08:03,308 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c [2021-11-23 03:08:03,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/data/9573d1c83/6a45fe1200e64e4eb0837d5db1381967/FLAG1ec1a3b91 [2021-11-23 03:08:03,650 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/data/9573d1c83/6a45fe1200e64e4eb0837d5db1381967 [2021-11-23 03:08:03,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:08:03,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:08:03,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:08:03,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:08:03,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:08:03,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:08:03" (1/1) ... [2021-11-23 03:08:03,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c04b87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:03, skipping insertion in model container [2021-11-23 03:08:03,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:08:03" (1/1) ... [2021-11-23 03:08:03,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:08:03,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:08:03,988 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c[11956,11969] [2021-11-23 03:08:03,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:08:04,000 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:08:04,060 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c[11956,11969] [2021-11-23 03:08:04,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:08:04,081 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:08:04,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04 WrapperNode [2021-11-23 03:08:04,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:08:04,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:08:04,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:08:04,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:08:04,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (1/1) ... [2021-11-23 03:08:04,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (1/1) ... [2021-11-23 03:08:04,149 INFO L137 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 413 [2021-11-23 03:08:04,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:08:04,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:08:04,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:08:04,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:08:04,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (1/1) ... [2021-11-23 03:08:04,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (1/1) ... [2021-11-23 03:08:04,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (1/1) ... [2021-11-23 03:08:04,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (1/1) ... [2021-11-23 03:08:04,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (1/1) ... [2021-11-23 03:08:04,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (1/1) ... [2021-11-23 03:08:04,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (1/1) ... [2021-11-23 03:08:04,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:08:04,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:08:04,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:08:04,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:08:04,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (1/1) ... [2021-11-23 03:08:04,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:08:04,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:08:04,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:08:04,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:08:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:08:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2021-11-23 03:08:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2021-11-23 03:08:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2021-11-23 03:08:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2021-11-23 03:08:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2021-11-23 03:08:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2021-11-23 03:08:04,311 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2021-11-23 03:08:04,311 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2021-11-23 03:08:04,311 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2021-11-23 03:08:04,311 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2021-11-23 03:08:04,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 03:08:04,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:08:04,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:08:04,435 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:08:04,441 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:08:04,981 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:08:05,193 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:08:05,193 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 03:08:05,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:08:05 BoogieIcfgContainer [2021-11-23 03:08:05,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:08:05,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:08:05,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:08:05,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:08:05,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:08:03" (1/3) ... [2021-11-23 03:08:05,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5829495a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:08:05, skipping insertion in model container [2021-11-23 03:08:05,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:04" (2/3) ... [2021-11-23 03:08:05,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5829495a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:08:05, skipping insertion in model container [2021-11-23 03:08:05,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:08:05" (3/3) ... [2021-11-23 03:08:05,206 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c [2021-11-23 03:08:05,216 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:08:05,216 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 03:08:05,288 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:08:05,296 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 03:08:05,296 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 03:08:05,320 INFO L276 IsEmpty]: Start isEmpty. Operand has 131 states, 92 states have (on average 1.5) internal successors, (138), 96 states have internal predecessors, (138), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-23 03:08:05,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 03:08:05,327 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:08:05,328 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:08:05,328 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:08:05,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:08:05,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1959670174, now seen corresponding path program 1 times [2021-11-23 03:08:05,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:08:05,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483540919] [2021-11-23 03:08:05,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:05,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:08:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:05,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:05,545 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:08:05,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483540919] [2021-11-23 03:08:05,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483540919] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:08:05,547 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:08:05,548 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 03:08:05,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816148506] [2021-11-23 03:08:05,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:08:05,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:08:05,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:08:05,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:08:05,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:08:05,604 INFO L87 Difference]: Start difference. First operand has 131 states, 92 states have (on average 1.5) internal successors, (138), 96 states have internal predecessors, (138), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:08:05,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:08:05,849 INFO L93 Difference]: Finished difference Result 266 states and 444 transitions. [2021-11-23 03:08:05,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 03:08:05,852 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-23 03:08:05,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:08:05,868 INFO L225 Difference]: With dead ends: 266 [2021-11-23 03:08:05,868 INFO L226 Difference]: Without dead ends: 136 [2021-11-23 03:08:05,880 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:08:05,884 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 6 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:08:05,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 525 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:08:05,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-11-23 03:08:05,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 134. [2021-11-23 03:08:05,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 98 states have internal predecessors, (139), 32 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-23 03:08:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 203 transitions. [2021-11-23 03:08:05,941 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 203 transitions. Word has length 14 [2021-11-23 03:08:05,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:08:05,942 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 203 transitions. [2021-11-23 03:08:05,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:08:05,943 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 203 transitions. [2021-11-23 03:08:05,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 03:08:05,945 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:08:05,945 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:08:05,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 03:08:05,945 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:08:05,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:08:05,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1283746023, now seen corresponding path program 1 times [2021-11-23 03:08:05,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:08:05,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786373252] [2021-11-23 03:08:05,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:05,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:08:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:05,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:05,992 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:08:05,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786373252] [2021-11-23 03:08:05,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786373252] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:08:05,993 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:08:05,993 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 03:08:05,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178010520] [2021-11-23 03:08:05,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:08:05,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:08:05,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:08:05,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:08:05,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:08:05,997 INFO L87 Difference]: Start difference. First operand 134 states and 203 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:08:06,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:08:06,107 INFO L93 Difference]: Finished difference Result 280 states and 428 transitions. [2021-11-23 03:08:06,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 03:08:06,108 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-23 03:08:06,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:08:06,111 INFO L225 Difference]: With dead ends: 280 [2021-11-23 03:08:06,111 INFO L226 Difference]: Without dead ends: 148 [2021-11-23 03:08:06,112 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:08:06,114 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 22 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:08:06,115 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 536 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:08:06,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-11-23 03:08:06,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 146. [2021-11-23 03:08:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 105 states have (on average 1.4476190476190476) internal successors, (152), 108 states have internal predecessors, (152), 33 states have call successors, (33), 7 states have call predecessors, (33), 7 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-23 03:08:06,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 218 transitions. [2021-11-23 03:08:06,136 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 218 transitions. Word has length 15 [2021-11-23 03:08:06,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:08:06,137 INFO L470 AbstractCegarLoop]: Abstraction has 146 states and 218 transitions. [2021-11-23 03:08:06,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:08:06,137 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 218 transitions. [2021-11-23 03:08:06,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 03:08:06,139 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:08:06,139 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:08:06,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 03:08:06,139 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:08:06,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:08:06,140 INFO L85 PathProgramCache]: Analyzing trace with hash -552071740, now seen corresponding path program 1 times [2021-11-23 03:08:06,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:08:06,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719736557] [2021-11-23 03:08:06,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:06,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:08:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:06,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:06,178 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:08:06,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719736557] [2021-11-23 03:08:06,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719736557] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:08:06,179 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:08:06,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:08:06,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059914019] [2021-11-23 03:08:06,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:08:06,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:08:06,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:08:06,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:08:06,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:08:06,181 INFO L87 Difference]: Start difference. First operand 146 states and 218 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 03:08:06,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:08:06,233 INFO L93 Difference]: Finished difference Result 312 states and 474 transitions. [2021-11-23 03:08:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:08:06,234 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2021-11-23 03:08:06,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:08:06,236 INFO L225 Difference]: With dead ends: 312 [2021-11-23 03:08:06,237 INFO L226 Difference]: Without dead ends: 175 [2021-11-23 03:08:06,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:08:06,239 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 22 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:08:06,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 367 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 03:08:06,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-11-23 03:08:06,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 148. [2021-11-23 03:08:06,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 107 states have (on average 1.439252336448598) internal successors, (154), 110 states have internal predecessors, (154), 33 states have call successors, (33), 7 states have call predecessors, (33), 7 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-23 03:08:06,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 220 transitions. [2021-11-23 03:08:06,260 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 220 transitions. Word has length 19 [2021-11-23 03:08:06,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:08:06,261 INFO L470 AbstractCegarLoop]: Abstraction has 148 states and 220 transitions. [2021-11-23 03:08:06,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 03:08:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 220 transitions. [2021-11-23 03:08:06,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 03:08:06,263 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:08:06,263 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:08:06,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 03:08:06,264 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:08:06,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:08:06,264 INFO L85 PathProgramCache]: Analyzing trace with hash 529433493, now seen corresponding path program 1 times [2021-11-23 03:08:06,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:08:06,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098113737] [2021-11-23 03:08:06,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:06,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:08:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:06,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:06,317 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:08:06,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098113737] [2021-11-23 03:08:06,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098113737] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:08:06,318 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:08:06,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:08:06,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440198495] [2021-11-23 03:08:06,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:08:06,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:08:06,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:08:06,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:08:06,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:08:06,321 INFO L87 Difference]: Start difference. First operand 148 states and 220 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 03:08:06,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:08:06,373 INFO L93 Difference]: Finished difference Result 249 states and 371 transitions. [2021-11-23 03:08:06,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:08:06,373 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 27 [2021-11-23 03:08:06,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:08:06,376 INFO L225 Difference]: With dead ends: 249 [2021-11-23 03:08:06,376 INFO L226 Difference]: Without dead ends: 148 [2021-11-23 03:08:06,377 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:08:06,378 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 0 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:08:06,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 363 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 03:08:06,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-11-23 03:08:06,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2021-11-23 03:08:06,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 107 states have (on average 1.411214953271028) internal successors, (151), 110 states have internal predecessors, (151), 33 states have call successors, (33), 7 states have call predecessors, (33), 7 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-23 03:08:06,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2021-11-23 03:08:06,395 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 27 [2021-11-23 03:08:06,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:08:06,396 INFO L470 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2021-11-23 03:08:06,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 03:08:06,397 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2021-11-23 03:08:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 03:08:06,398 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:08:06,398 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:08:06,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 03:08:06,399 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:08:06,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:08:06,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1966674153, now seen corresponding path program 1 times [2021-11-23 03:08:06,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:08:06,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467489890] [2021-11-23 03:08:06,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:06,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:08:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:06,476 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:08:06,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467489890] [2021-11-23 03:08:06,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467489890] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:08:06,477 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:08:06,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 03:08:06,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403885449] [2021-11-23 03:08:06,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:08:06,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:08:06,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:08:06,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:08:06,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:08:06,482 INFO L87 Difference]: Start difference. First operand 148 states and 217 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 03:08:06,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:08:06,584 INFO L93 Difference]: Finished difference Result 288 states and 425 transitions. [2021-11-23 03:08:06,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 03:08:06,585 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 30 [2021-11-23 03:08:06,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:08:06,589 INFO L225 Difference]: With dead ends: 288 [2021-11-23 03:08:06,590 INFO L226 Difference]: Without dead ends: 150 [2021-11-23 03:08:06,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:08:06,595 INFO L933 BasicCegarLoop]: 180 mSDtfsCounter, 0 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 715 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:08:06,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 715 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:08:06,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2021-11-23 03:08:06,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2021-11-23 03:08:06,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 107 states have (on average 1.4018691588785046) internal successors, (150), 110 states have internal predecessors, (150), 33 states have call successors, (33), 7 states have call predecessors, (33), 7 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-23 03:08:06,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 216 transitions. [2021-11-23 03:08:06,624 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 216 transitions. Word has length 30 [2021-11-23 03:08:06,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:08:06,624 INFO L470 AbstractCegarLoop]: Abstraction has 148 states and 216 transitions. [2021-11-23 03:08:06,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 03:08:06,625 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 216 transitions. [2021-11-23 03:08:06,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 03:08:06,630 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:08:06,630 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:08:06,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 03:08:06,630 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:08:06,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:08:06,637 INFO L85 PathProgramCache]: Analyzing trace with hash 584099195, now seen corresponding path program 1 times [2021-11-23 03:08:06,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:08:06,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848573084] [2021-11-23 03:08:06,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:06,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:08:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:06,728 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:06,728 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:08:06,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848573084] [2021-11-23 03:08:06,729 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848573084] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:08:06,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661038873] [2021-11-23 03:08:06,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:06,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:08:06,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:08:06,731 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:08:06,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 03:08:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:06,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 03:08:06,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:08:06,943 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:06,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:08:07,055 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:07,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [661038873] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:08:07,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1092576891] [2021-11-23 03:08:07,076 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2021-11-23 03:08:07,076 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:08:07,081 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:08:07,087 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:08:07,087 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:08:07,864 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2021-11-23 03:08:09,851 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 83 for LOIs [2021-11-23 03:08:09,888 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:08:13,144 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1092576891] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:08:13,144 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:08:13,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [4, 4, 4] total 21 [2021-11-23 03:08:13,145 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308155242] [2021-11-23 03:08:13,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:08:13,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-23 03:08:13,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:08:13,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-23 03:08:13,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2021-11-23 03:08:13,147 INFO L87 Difference]: Start difference. First operand 148 states and 216 transitions. Second operand has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 12 states have internal predecessors, (23), 4 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:08:18,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:08:18,637 INFO L93 Difference]: Finished difference Result 313 states and 455 transitions. [2021-11-23 03:08:18,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-23 03:08:18,638 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 12 states have internal predecessors, (23), 4 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 32 [2021-11-23 03:08:18,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:08:18,640 INFO L225 Difference]: With dead ends: 313 [2021-11-23 03:08:18,640 INFO L226 Difference]: Without dead ends: 168 [2021-11-23 03:08:18,641 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=160, Invalid=832, Unknown=0, NotChecked=0, Total=992 [2021-11-23 03:08:18,642 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 59 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 1554 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:08:18,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [64 Valid, 1554 Invalid, 970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 946 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-23 03:08:18,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-11-23 03:08:18,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 163. [2021-11-23 03:08:18,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 119 states have (on average 1.3781512605042017) internal successors, (164), 122 states have internal predecessors, (164), 34 states have call successors, (34), 9 states have call predecessors, (34), 9 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2021-11-23 03:08:18,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 232 transitions. [2021-11-23 03:08:18,661 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 232 transitions. Word has length 32 [2021-11-23 03:08:18,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:08:18,662 INFO L470 AbstractCegarLoop]: Abstraction has 163 states and 232 transitions. [2021-11-23 03:08:18,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 12 states have internal predecessors, (23), 4 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:08:18,662 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 232 transitions. [2021-11-23 03:08:18,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 03:08:18,663 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:08:18,663 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:08:18,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 03:08:18,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-23 03:08:18,885 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:08:18,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:08:18,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1226311244, now seen corresponding path program 1 times [2021-11-23 03:08:18,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:08:18,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064693854] [2021-11-23 03:08:18,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:18,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:08:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:18,959 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:08:18,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064693854] [2021-11-23 03:08:18,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064693854] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:08:18,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92864009] [2021-11-23 03:08:18,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:18,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:08:18,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:08:18,971 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:08:18,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 03:08:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:19,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 03:08:19,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:08:19,093 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:19,094 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:08:19,159 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:08:19,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92864009] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:08:19,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [488724337] [2021-11-23 03:08:19,163 INFO L159 IcfgInterpreter]: Started Sifa with 27 locations of interest [2021-11-23 03:08:19,163 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:08:19,164 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:08:19,164 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:08:19,164 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:08:19,621 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2021-11-23 03:08:21,109 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 96 for LOIs [2021-11-23 03:08:21,339 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:08:24,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [488724337] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:08:24,969 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:08:24,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [4, 4, 4] total 22 [2021-11-23 03:08:24,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918855102] [2021-11-23 03:08:24,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:08:24,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-23 03:08:24,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:08:24,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-23 03:08:24,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=395, Unknown=0, NotChecked=0, Total=462 [2021-11-23 03:08:24,971 INFO L87 Difference]: Start difference. First operand 163 states and 232 transitions. Second operand has 18 states, 16 states have (on average 1.375) internal successors, (22), 13 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:08:30,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:08:30,533 INFO L93 Difference]: Finished difference Result 317 states and 457 transitions. [2021-11-23 03:08:30,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-23 03:08:30,534 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 1.375) internal successors, (22), 13 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 32 [2021-11-23 03:08:30,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:08:30,536 INFO L225 Difference]: With dead ends: 317 [2021-11-23 03:08:30,536 INFO L226 Difference]: Without dead ends: 173 [2021-11-23 03:08:30,537 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=163, Invalid=829, Unknown=0, NotChecked=0, Total=992 [2021-11-23 03:08:30,538 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 77 mSDsluCounter, 1037 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 1188 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:08:30,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 1188 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-23 03:08:30,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-11-23 03:08:30,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 168. [2021-11-23 03:08:30,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 123 states have (on average 1.3658536585365855) internal successors, (168), 126 states have internal predecessors, (168), 34 states have call successors, (34), 10 states have call predecessors, (34), 10 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2021-11-23 03:08:30,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 236 transitions. [2021-11-23 03:08:30,555 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 236 transitions. Word has length 32 [2021-11-23 03:08:30,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:08:30,555 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 236 transitions. [2021-11-23 03:08:30,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 1.375) internal successors, (22), 13 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:08:30,556 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 236 transitions. [2021-11-23 03:08:30,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 03:08:30,557 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:08:30,558 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:08:30,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 03:08:30,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-23 03:08:30,771 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:08:30,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:08:30,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1425177195, now seen corresponding path program 1 times [2021-11-23 03:08:30,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:08:30,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992733572] [2021-11-23 03:08:30,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:30,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:08:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:30,821 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 03:08:30,822 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:08:30,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992733572] [2021-11-23 03:08:30,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992733572] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:08:30,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125139975] [2021-11-23 03:08:30,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:08:30,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:08:30,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:08:30,825 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:08:30,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 03:08:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:08:30,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 03:08:30,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:08:30,984 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 03:08:30,984 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:08:31,093 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 03:08:31,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2125139975] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:08:31,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [13708384] [2021-11-23 03:08:31,096 INFO L159 IcfgInterpreter]: Started Sifa with 36 locations of interest [2021-11-23 03:08:31,096 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:08:31,097 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:08:31,097 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:08:31,097 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:08:31,710 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2021-11-23 03:08:33,612 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 96 for LOIs [2021-11-23 03:08:33,840 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:08:37,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [13708384] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:08:37,904 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:08:37,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [4, 4, 4] total 23 [2021-11-23 03:08:37,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428988888] [2021-11-23 03:08:37,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:08:37,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-23 03:08:37,905 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:08:37,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-23 03:08:37,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2021-11-23 03:08:37,906 INFO L87 Difference]: Start difference. First operand 168 states and 236 transitions. Second operand has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 14 states have internal predecessors, (30), 5 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-11-23 03:08:43,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:08:43,970 INFO L93 Difference]: Finished difference Result 173 states and 242 transitions. [2021-11-23 03:08:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-23 03:08:43,971 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 14 states have internal predecessors, (30), 5 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 49 [2021-11-23 03:08:43,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:08:43,971 INFO L225 Difference]: With dead ends: 173 [2021-11-23 03:08:43,971 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 03:08:43,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 121 SyntacticMatches, 7 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=165, Invalid=957, Unknown=0, NotChecked=0, Total=1122 [2021-11-23 03:08:43,975 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 51 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 03:08:43,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 54 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 03:08:43,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 03:08:43,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 03:08:43,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:08:43,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 03:08:43,979 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 49 [2021-11-23 03:08:43,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:08:43,979 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 03:08:43,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 14 states have internal predecessors, (30), 5 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-11-23 03:08:43,980 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 03:08:43,980 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 03:08:43,982 INFO L764 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 03:08:44,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-23 03:08:44,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:08:44,211 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 03:08:48,145 INFO L861 garLoopResultBuilder]: At program point L116(line 116) the Hoare annotation is: true [2021-11-23 03:08:48,145 INFO L858 garLoopResultBuilder]: For program point read_history_int8FINAL(lines 101 120) no Hoare annotation was computed. [2021-11-23 03:08:48,145 INFO L858 garLoopResultBuilder]: For program point L116-1(line 116) no Hoare annotation was computed. [2021-11-23 03:08:48,146 INFO L858 garLoopResultBuilder]: For program point L106(lines 106 117) no Hoare annotation was computed. [2021-11-23 03:08:48,146 INFO L858 garLoopResultBuilder]: For program point read_history_int8EXIT(lines 101 120) no Hoare annotation was computed. [2021-11-23 03:08:48,146 INFO L861 garLoopResultBuilder]: At program point read_history_int8ENTRY(lines 101 120) the Hoare annotation is: true [2021-11-23 03:08:48,146 INFO L858 garLoopResultBuilder]: For program point L126(lines 126 157) no Hoare annotation was computed. [2021-11-23 03:08:48,146 INFO L858 garLoopResultBuilder]: For program point read_history_boolFINAL(lines 121 160) no Hoare annotation was computed. [2021-11-23 03:08:48,146 INFO L858 garLoopResultBuilder]: For program point read_history_boolEXIT(lines 121 160) no Hoare annotation was computed. [2021-11-23 03:08:48,146 INFO L861 garLoopResultBuilder]: At program point read_history_boolENTRY(lines 121 160) the Hoare annotation is: true [2021-11-23 03:08:48,146 INFO L854 garLoopResultBuilder]: At program point L156(line 156) the Hoare annotation is: (let ((.cse27 (+ ~nomsg~0 1))) (let ((.cse0 (not (<= ~votedValue_History_0~0 127))) (.cse1 (not (= ~g3v_old~0 0))) (.cse2 (not (= ~g3v_new~0 0))) (.cse3 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse4 (not (= ~g1v_new~0 0))) (.cse5 (not (= |#NULL.offset| 0))) (.cse6 (not (= ~g2v~0 0))) (.cse7 (not (<= ~VALUE1~0 127))) (.cse8 (not (= ~g2v_new~0 0))) (.cse9 (not (= ~g1v_old~0 0))) (.cse10 (not (= ~g3v~0 0))) (.cse11 (not (<= ~votedValue_History_2~0 127))) (.cse12 (not (= ~g2v_old~0 0))) (.cse13 (not (= |#NULL.base| 0))) (.cse14 (not (<= ~votedValue_History_1~0 127))) (.cse15 (not (<= 0 .cse27))) (.cse16 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse17 (not (<= 0 |#StackHeapBarrier|))) (.cse18 (not (<= ~VALUE3~0 127))) (.cse19 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse20 (not (<= .cse27 0))) (.cse21 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse22 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse23 (not (= ~g1v~0 0))) (.cse24 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse25 (not (<= ~VALUE2~0 127))) (.cse26 (not (= |read_history_bool_#in~historyIndex| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 (not (= |read_history_bool_#in~history_id| 1))) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (not (= 0 |read_history_bool_#in~history_id|)) .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26)))) [2021-11-23 03:08:48,146 INFO L858 garLoopResultBuilder]: For program point L156-1(line 156) no Hoare annotation was computed. [2021-11-23 03:08:48,146 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 157) no Hoare annotation was computed. [2021-11-23 03:08:48,147 INFO L858 garLoopResultBuilder]: For program point L136(lines 136 157) no Hoare annotation was computed. [2021-11-23 03:08:48,147 INFO L861 garLoopResultBuilder]: At program point assertENTRY(lines 528 539) the Hoare annotation is: true [2021-11-23 03:08:48,147 INFO L858 garLoopResultBuilder]: For program point assertEXIT(lines 528 539) no Hoare annotation was computed. [2021-11-23 03:08:48,147 INFO L858 garLoopResultBuilder]: For program point L535(line 535) no Hoare annotation was computed. [2021-11-23 03:08:48,147 INFO L858 garLoopResultBuilder]: For program point L533(lines 533 537) no Hoare annotation was computed. [2021-11-23 03:08:48,147 INFO L858 garLoopResultBuilder]: For program point assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 535) no Hoare annotation was computed. [2021-11-23 03:08:48,147 INFO L858 garLoopResultBuilder]: For program point L533-2(lines 528 539) no Hoare annotation was computed. [2021-11-23 03:08:48,147 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 285) no Hoare annotation was computed. [2021-11-23 03:08:48,147 INFO L854 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: false [2021-11-23 03:08:48,147 INFO L858 garLoopResultBuilder]: For program point L217-1(line 217) no Hoare annotation was computed. [2021-11-23 03:08:48,147 INFO L858 garLoopResultBuilder]: For program point L465(lines 465 469) no Hoare annotation was computed. [2021-11-23 03:08:48,147 INFO L854 garLoopResultBuilder]: At program point L333(lines 228 335) the Hoare annotation is: false [2021-11-23 03:08:48,148 INFO L858 garLoopResultBuilder]: For program point L300(line 300) no Hoare annotation was computed. [2021-11-23 03:08:48,148 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-23 03:08:48,148 INFO L858 garLoopResultBuilder]: For program point L218(lines 218 220) no Hoare annotation was computed. [2021-11-23 03:08:48,148 INFO L858 garLoopResultBuilder]: For program point L301(lines 301 319) no Hoare annotation was computed. [2021-11-23 03:08:48,148 INFO L854 garLoopResultBuilder]: At program point L268(line 268) the Hoare annotation is: false [2021-11-23 03:08:48,148 INFO L854 garLoopResultBuilder]: At program point L301-1(lines 301 319) the Hoare annotation is: false [2021-11-23 03:08:48,148 INFO L858 garLoopResultBuilder]: For program point L268-1(line 268) no Hoare annotation was computed. [2021-11-23 03:08:48,148 INFO L854 garLoopResultBuilder]: At program point L302(line 302) the Hoare annotation is: false [2021-11-23 03:08:48,148 INFO L858 garLoopResultBuilder]: For program point L302-1(line 302) no Hoare annotation was computed. [2021-11-23 03:08:48,148 INFO L854 garLoopResultBuilder]: At program point L269-2(lines 269 271) the Hoare annotation is: false [2021-11-23 03:08:48,148 INFO L858 garLoopResultBuilder]: For program point L451(lines 451 469) no Hoare annotation was computed. [2021-11-23 03:08:48,149 INFO L854 garLoopResultBuilder]: At program point L468(line 468) the Hoare annotation is: false [2021-11-23 03:08:48,149 INFO L858 garLoopResultBuilder]: For program point L468-1(lines 441 469) no Hoare annotation was computed. [2021-11-23 03:08:48,149 INFO L858 garLoopResultBuilder]: For program point L303(lines 303 318) no Hoare annotation was computed. [2021-11-23 03:08:48,149 INFO L854 garLoopResultBuilder]: At program point L171(line 171) the Hoare annotation is: false [2021-11-23 03:08:48,149 INFO L854 garLoopResultBuilder]: At program point L171-1(lines 161 175) the Hoare annotation is: false [2021-11-23 03:08:48,149 INFO L858 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2021-11-23 03:08:48,149 INFO L854 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: false [2021-11-23 03:08:48,149 INFO L858 garLoopResultBuilder]: For program point L221-1(line 221) no Hoare annotation was computed. [2021-11-23 03:08:48,149 INFO L854 garLoopResultBuilder]: At program point L304(line 304) the Hoare annotation is: false [2021-11-23 03:08:48,149 INFO L858 garLoopResultBuilder]: For program point L304-1(line 304) no Hoare annotation was computed. [2021-11-23 03:08:48,150 INFO L858 garLoopResultBuilder]: For program point L321(lines 321 332) no Hoare annotation was computed. [2021-11-23 03:08:48,150 INFO L858 garLoopResultBuilder]: For program point L321-1(lines 321 332) no Hoare annotation was computed. [2021-11-23 03:08:48,150 INFO L858 garLoopResultBuilder]: For program point L305(lines 305 317) no Hoare annotation was computed. [2021-11-23 03:08:48,150 INFO L858 garLoopResultBuilder]: For program point L272(line 272) no Hoare annotation was computed. [2021-11-23 03:08:48,150 INFO L854 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: false [2021-11-23 03:08:48,150 INFO L858 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2021-11-23 03:08:48,150 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 03:08:48,150 INFO L854 garLoopResultBuilder]: At program point L306(line 306) the Hoare annotation is: false [2021-11-23 03:08:48,150 INFO L858 garLoopResultBuilder]: For program point L306-1(line 306) no Hoare annotation was computed. [2021-11-23 03:08:48,150 INFO L854 garLoopResultBuilder]: At program point L273-2(lines 273 275) the Hoare annotation is: false [2021-11-23 03:08:48,150 INFO L854 garLoopResultBuilder]: At program point L521(line 521) the Hoare annotation is: false [2021-11-23 03:08:48,151 INFO L858 garLoopResultBuilder]: For program point L521-1(line 521) no Hoare annotation was computed. [2021-11-23 03:08:48,151 INFO L858 garLoopResultBuilder]: For program point L323(lines 323 331) no Hoare annotation was computed. [2021-11-23 03:08:48,151 INFO L854 garLoopResultBuilder]: At program point L406(line 406) the Hoare annotation is: false [2021-11-23 03:08:48,151 INFO L854 garLoopResultBuilder]: At program point L406-1(lines 404 427) the Hoare annotation is: false [2021-11-23 03:08:48,151 INFO L858 garLoopResultBuilder]: For program point L307(lines 307 314) no Hoare annotation was computed. [2021-11-23 03:08:48,151 INFO L854 garLoopResultBuilder]: At program point L324(line 324) the Hoare annotation is: false [2021-11-23 03:08:48,151 INFO L858 garLoopResultBuilder]: For program point L324-1(line 324) no Hoare annotation was computed. [2021-11-23 03:08:48,151 INFO L854 garLoopResultBuilder]: At program point L225(lines 201 227) the Hoare annotation is: (= |ULTIMATE.start_init_#res#1| 0) [2021-11-23 03:08:48,151 INFO L854 garLoopResultBuilder]: At program point L308(line 308) the Hoare annotation is: false [2021-11-23 03:08:48,152 INFO L858 garLoopResultBuilder]: For program point L308-1(line 308) no Hoare annotation was computed. [2021-11-23 03:08:48,152 INFO L854 garLoopResultBuilder]: At program point L209(line 209) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 0 (+ ~VALUE3~0 128)) (= (select |#length| 3) 12) (= ~g1v_old~0 0) (= 51 (select |#length| 2)) (= ~g1v_new~0 0) (= |ULTIMATE.start_main_~c1~0#1| 0) (= ~g3v_old~0 0) (= 2 (select |#length| 1)) (= ~g2v~0 0) (= (select |#valid| 3) 1) (= ~g3v_new~0 0) (<= 0 (+ ~votedValue_History_1~0 128)) (<= ~votedValue_History_0~0 127) (<= ~votedValue_History_2~0 127) (<= 0 (+ ~votedValue_History_0~0 128)) (= (select |#valid| 1) 1) (= (+ ~nomsg~0 1) 0) (<= ~VALUE2~0 127) (<= 0 (+ ~VALUE2~0 128)) (= (select |#valid| 0) 0) (= ~g3v~0 0) (<= ~VALUE3~0 127) (= ~g2v_old~0 0) (= (select |#valid| 2) 1) (= ~g1v~0 0) (= |#NULL.offset| 0) (= (select .cse0 0) 48) (<= ~votedValue_History_1~0 127) (= (select .cse0 1) 0) (<= 0 (+ ~votedValue_History_2~0 128)) (<= 0 (+ ~VALUE1~0 128)) (<= ~VALUE1~0 127) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~g2v_new~0 0))) [2021-11-23 03:08:48,152 INFO L858 garLoopResultBuilder]: For program point L209-1(line 209) no Hoare annotation was computed. [2021-11-23 03:08:48,152 INFO L858 garLoopResultBuilder]: For program point L325(lines 325 330) no Hoare annotation was computed. [2021-11-23 03:08:48,152 INFO L858 garLoopResultBuilder]: For program point L441(lines 441 469) no Hoare annotation was computed. [2021-11-23 03:08:48,152 INFO L854 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: false [2021-11-23 03:08:48,152 INFO L854 garLoopResultBuilder]: At program point L375-1(lines 373 396) the Hoare annotation is: false [2021-11-23 03:08:48,152 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 311) no Hoare annotation was computed. [2021-11-23 03:08:48,152 INFO L858 garLoopResultBuilder]: For program point L276(line 276) no Hoare annotation was computed. [2021-11-23 03:08:48,153 INFO L858 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-11-23 03:08:48,153 INFO L854 garLoopResultBuilder]: At program point L326(line 326) the Hoare annotation is: false [2021-11-23 03:08:48,153 INFO L854 garLoopResultBuilder]: At program point L293(lines 280 296) the Hoare annotation is: false [2021-11-23 03:08:48,153 INFO L858 garLoopResultBuilder]: For program point L326-1(line 326) no Hoare annotation was computed. [2021-11-23 03:08:48,153 INFO L854 garLoopResultBuilder]: At program point L260-1(line 260) the Hoare annotation is: false [2021-11-23 03:08:48,153 INFO L854 garLoopResultBuilder]: At program point L508-2(lines 508 524) the Hoare annotation is: false [2021-11-23 03:08:48,153 INFO L858 garLoopResultBuilder]: For program point L277-2(lines 266 297) no Hoare annotation was computed. [2021-11-23 03:08:48,153 INFO L858 garLoopResultBuilder]: For program point L459(lines 459 469) no Hoare annotation was computed. [2021-11-23 03:08:48,153 INFO L858 garLoopResultBuilder]: For program point L327(lines 327 329) no Hoare annotation was computed. [2021-11-23 03:08:48,154 INFO L858 garLoopResultBuilder]: For program point L261(line 261) no Hoare annotation was computed. [2021-11-23 03:08:48,154 INFO L854 garLoopResultBuilder]: At program point L344(line 344) the Hoare annotation is: false [2021-11-23 03:08:48,154 INFO L854 garLoopResultBuilder]: At program point L344-1(lines 342 365) the Hoare annotation is: false [2021-11-23 03:08:48,154 INFO L858 garLoopResultBuilder]: For program point L262(lines 262 299) no Hoare annotation was computed. [2021-11-23 03:08:48,154 INFO L854 garLoopResultBuilder]: At program point L262-1(lines 262 299) the Hoare annotation is: false [2021-11-23 03:08:48,154 INFO L858 garLoopResultBuilder]: For program point L444(lines 444 469) no Hoare annotation was computed. [2021-11-23 03:08:48,154 INFO L854 garLoopResultBuilder]: At program point L213(line 213) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 0 (+ ~VALUE3~0 128)) (= (select |#length| 3) 12) (= ~g1v_old~0 0) (= 51 (select |#length| 2)) (= ~g1v_new~0 0) (= |ULTIMATE.start_main_~c1~0#1| 0) (= ~g3v_old~0 0) (= 2 (select |#length| 1)) (= ~g2v~0 0) (= (select |#valid| 3) 1) (= ~g3v_new~0 0) (<= 0 (+ ~votedValue_History_1~0 128)) (<= ~votedValue_History_0~0 127) (<= ~votedValue_History_2~0 127) (<= 0 (+ ~votedValue_History_0~0 128)) (= |ULTIMATE.start_init_~tmp~1#1| 1) (= (select |#valid| 1) 1) (= (+ ~nomsg~0 1) 0) (<= ~VALUE2~0 127) (<= 0 (+ ~VALUE2~0 128)) (= (select |#valid| 0) 0) (= ~g3v~0 0) (<= ~VALUE3~0 127) (= ~g2v_old~0 0) (= (select |#valid| 2) 1) (= ~g1v~0 0) (= |#NULL.offset| 0) (= (select .cse0 0) 48) (<= ~votedValue_History_1~0 127) (= (select .cse0 1) 0) (<= 0 (+ ~votedValue_History_2~0 128)) (<= 0 (+ ~VALUE1~0 128)) (<= ~VALUE1~0 127) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~g2v_new~0 0))) [2021-11-23 03:08:48,154 INFO L858 garLoopResultBuilder]: For program point L213-1(line 213) no Hoare annotation was computed. [2021-11-23 03:08:48,155 INFO L854 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-11-23 03:08:48,155 INFO L858 garLoopResultBuilder]: For program point L263-1(line 263) no Hoare annotation was computed. [2021-11-23 03:08:48,155 INFO L858 garLoopResultBuilder]: For program point L214(lines 214 216) no Hoare annotation was computed. [2021-11-23 03:08:48,155 INFO L858 garLoopResultBuilder]: For program point L462(lines 462 469) no Hoare annotation was computed. [2021-11-23 03:08:48,155 INFO L858 garLoopResultBuilder]: For program point L264(lines 264 298) no Hoare annotation was computed. [2021-11-23 03:08:48,155 INFO L858 garLoopResultBuilder]: For program point L281(lines 281 291) no Hoare annotation was computed. [2021-11-23 03:08:48,155 INFO L854 garLoopResultBuilder]: At program point L265(line 265) the Hoare annotation is: false [2021-11-23 03:08:48,155 INFO L858 garLoopResultBuilder]: For program point L265-1(line 265) no Hoare annotation was computed. [2021-11-23 03:08:48,155 INFO L858 garLoopResultBuilder]: For program point L166(lines 166 172) no Hoare annotation was computed. [2021-11-23 03:08:48,155 INFO L858 garLoopResultBuilder]: For program point L282(lines 282 288) no Hoare annotation was computed. [2021-11-23 03:08:48,156 INFO L858 garLoopResultBuilder]: For program point L266(lines 266 297) no Hoare annotation was computed. [2021-11-23 03:08:48,156 INFO L854 garLoopResultBuilder]: At program point L85(line 85) the Hoare annotation is: (let ((.cse34 (select |#memory_int| 1))) (let ((.cse0 (not (<= ~votedValue_History_0~0 127))) (.cse1 (not (= ~g3v_old~0 0))) (.cse2 (not (= ~g3v_new~0 0))) (.cse3 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse4 (not (= ~g1v_new~0 0))) (.cse5 (not (= (select .cse34 0) 48))) (.cse6 (not (= |#NULL.offset| 0))) (.cse7 (not (= ~g2v~0 0))) (.cse8 (not (<= ~VALUE1~0 127))) (.cse9 (not (= 2 (select |#length| 1)))) (.cse10 (not (= ~g2v_new~0 0))) (.cse11 (not (< 0 |#StackHeapBarrier|))) (.cse12 (not (= (select |#valid| 3) 1))) (.cse13 (not (= ~g1v_old~0 0))) (.cse14 (not (= (select |#length| 3) 12))) (.cse15 (not (= (select |#valid| 0) 0))) (.cse16 (not (= (select .cse34 1) 0))) (.cse17 (not (= ~g3v~0 0))) (.cse18 (not (= (select |#valid| 1) 1))) (.cse19 (not (<= ~votedValue_History_2~0 127))) (.cse20 (not (= ~g2v_old~0 0))) (.cse21 (not (= |#NULL.base| 0))) (.cse22 (not (= (+ ~nomsg~0 1) 0))) (.cse23 (not (<= ~votedValue_History_1~0 127))) (.cse24 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse25 (not (<= ~VALUE3~0 127))) (.cse26 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse27 (not (= (select |#valid| 2) 1))) (.cse28 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse29 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse30 (not (= 51 (select |#length| 2)))) (.cse31 (not (= ~g1v~0 0))) (.cse32 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse33 (not (<= ~VALUE2~0 127)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (not (= |add_history_type_#in~history_id| 1)) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |add_history_type_#in~history_id| 0)) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33)))) [2021-11-23 03:08:48,156 INFO L858 garLoopResultBuilder]: For program point L85-1(line 85) no Hoare annotation was computed. [2021-11-23 03:08:48,156 INFO L854 garLoopResultBuilder]: At program point L73(line 73) the Hoare annotation is: (let ((.cse2 (not (= |add_history_type_#in~history_id| 0)))) (let ((.cse1 (let ((.cse37 (select |#memory_int| 1))) (let ((.cse3 (not (<= ~votedValue_History_0~0 127))) (.cse4 (not (= ~g3v_old~0 0))) (.cse5 (not (= ~g3v_new~0 0))) (.cse6 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse7 (not (= ~g1v_new~0 0))) (.cse8 (not (= (select .cse37 0) 48))) (.cse9 (not (= |#NULL.offset| 0))) (.cse10 (not (= ~g2v~0 0))) (.cse11 (not (<= ~VALUE1~0 127))) (.cse12 (not (= 2 (select |#length| 1)))) (.cse13 (not (= ~g2v_new~0 0))) (.cse14 (not (< 0 |#StackHeapBarrier|))) (.cse15 (not (= (select |#valid| 3) 1))) (.cse16 (not (= ~g1v_old~0 0))) (.cse17 (not (= (select |#length| 3) 12))) (.cse18 (not (= (select |#valid| 0) 0))) (.cse19 (not (= (select .cse37 1) 0))) (.cse20 (not (= ~g3v~0 0))) (.cse21 (not (= (select |#valid| 1) 1))) (.cse22 (not (<= ~votedValue_History_2~0 127))) (.cse23 (not (= ~g2v_old~0 0))) (.cse24 (not (= |#NULL.base| 0))) (.cse25 (not (= (+ ~nomsg~0 1) 0))) (.cse26 (not (<= ~votedValue_History_1~0 127))) (.cse27 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse28 (not (<= ~VALUE3~0 127))) (.cse29 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse30 (not (= (select |#valid| 2) 1))) (.cse31 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse32 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse33 (not (= 51 (select |#length| 2)))) (.cse34 (not (= ~g1v~0 0))) (.cse35 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse36 (not (<= ~VALUE2~0 127)))) (and (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 (not (= |add_history_type_#in~history_id| 1)) .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36) (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse2 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36)))))) (and (or (let ((.cse0 (+ 2 add_history_type_~ini_int~0))) (and (<= 0 add_history_type_~var~0) (= add_history_type_~ini_bool~0 0) (= add_history_type_~history_id 0) (<= 0 .cse0) (<= .cse0 0) (<= add_history_type_~var~0 3))) .cse1) (or (< add_history_type_~var~0 3) .cse2 .cse1)))) [2021-11-23 03:08:48,156 INFO L858 garLoopResultBuilder]: For program point L73-1(line 73) no Hoare annotation was computed. [2021-11-23 03:08:48,156 INFO L858 garLoopResultBuilder]: For program point L90(lines 90 95) no Hoare annotation was computed. [2021-11-23 03:08:48,157 INFO L858 garLoopResultBuilder]: For program point L90-2(lines 72 95) no Hoare annotation was computed. [2021-11-23 03:08:48,157 INFO L858 garLoopResultBuilder]: For program point L86(lines 86 88) no Hoare annotation was computed. [2021-11-23 03:08:48,157 INFO L858 garLoopResultBuilder]: For program point L78(lines 78 95) no Hoare annotation was computed. [2021-11-23 03:08:48,157 INFO L858 garLoopResultBuilder]: For program point L74(lines 74 76) no Hoare annotation was computed. [2021-11-23 03:08:48,157 INFO L854 garLoopResultBuilder]: At program point L91(line 91) the Hoare annotation is: (let ((.cse34 (select |#memory_int| 1))) (let ((.cse0 (not (<= ~votedValue_History_0~0 127))) (.cse1 (not (= ~g3v_old~0 0))) (.cse2 (not (= ~g3v_new~0 0))) (.cse3 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse4 (not (= ~g1v_new~0 0))) (.cse5 (not (= (select .cse34 0) 48))) (.cse6 (not (= |#NULL.offset| 0))) (.cse7 (not (= ~g2v~0 0))) (.cse8 (not (<= ~VALUE1~0 127))) (.cse9 (not (= 2 (select |#length| 1)))) (.cse10 (not (= ~g2v_new~0 0))) (.cse11 (not (< 0 |#StackHeapBarrier|))) (.cse12 (not (= (select |#valid| 3) 1))) (.cse13 (not (= ~g1v_old~0 0))) (.cse14 (not (= (select |#length| 3) 12))) (.cse15 (not (= (select |#valid| 0) 0))) (.cse16 (not (= (select .cse34 1) 0))) (.cse17 (not (= ~g3v~0 0))) (.cse18 (not (= (select |#valid| 1) 1))) (.cse19 (not (<= ~votedValue_History_2~0 127))) (.cse20 (not (= ~g2v_old~0 0))) (.cse21 (not (= |#NULL.base| 0))) (.cse22 (not (= (+ ~nomsg~0 1) 0))) (.cse23 (not (<= ~votedValue_History_1~0 127))) (.cse24 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse25 (not (<= ~VALUE3~0 127))) (.cse26 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse27 (not (= (select |#valid| 2) 1))) (.cse28 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse29 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse30 (not (= 51 (select |#length| 2)))) (.cse31 (not (= ~g1v~0 0))) (.cse32 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse33 (not (<= ~VALUE2~0 127)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (not (= |add_history_type_#in~history_id| 1)) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |add_history_type_#in~history_id| 0)) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33)))) [2021-11-23 03:08:48,157 INFO L858 garLoopResultBuilder]: For program point L91-1(line 91) no Hoare annotation was computed. [2021-11-23 03:08:48,157 INFO L858 garLoopResultBuilder]: For program point add_history_typeEXIT(lines 57 100) no Hoare annotation was computed. [2021-11-23 03:08:48,158 INFO L854 garLoopResultBuilder]: At program point L79(line 79) the Hoare annotation is: (let ((.cse0 (not (= |add_history_type_#in~history_id| 0)))) (let ((.cse1 (let ((.cse37 (select |#memory_int| 1))) (let ((.cse3 (not (<= ~votedValue_History_0~0 127))) (.cse4 (not (= ~g3v_old~0 0))) (.cse5 (not (= ~g3v_new~0 0))) (.cse6 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse7 (not (= ~g1v_new~0 0))) (.cse8 (not (= (select .cse37 0) 48))) (.cse9 (not (= |#NULL.offset| 0))) (.cse10 (not (= ~g2v~0 0))) (.cse11 (not (<= ~VALUE1~0 127))) (.cse12 (not (= 2 (select |#length| 1)))) (.cse13 (not (= ~g2v_new~0 0))) (.cse14 (not (< 0 |#StackHeapBarrier|))) (.cse15 (not (= (select |#valid| 3) 1))) (.cse16 (not (= ~g1v_old~0 0))) (.cse17 (not (= (select |#length| 3) 12))) (.cse18 (not (= (select |#valid| 0) 0))) (.cse19 (not (= (select .cse37 1) 0))) (.cse20 (not (= ~g3v~0 0))) (.cse21 (not (= (select |#valid| 1) 1))) (.cse22 (not (<= ~votedValue_History_2~0 127))) (.cse23 (not (= ~g2v_old~0 0))) (.cse24 (not (= |#NULL.base| 0))) (.cse25 (not (= (+ ~nomsg~0 1) 0))) (.cse26 (not (<= ~votedValue_History_1~0 127))) (.cse27 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse28 (not (<= ~VALUE3~0 127))) (.cse29 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse30 (not (= (select |#valid| 2) 1))) (.cse31 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse32 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse33 (not (= 51 (select |#length| 2)))) (.cse34 (not (= ~g1v~0 0))) (.cse35 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse36 (not (<= ~VALUE2~0 127)))) (and (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 (not (= |add_history_type_#in~history_id| 1)) .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36) (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse0 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36)))))) (and (or .cse0 .cse1) (or (let ((.cse2 (+ 2 add_history_type_~ini_int~0))) (and (< add_history_type_~var~0 3) (<= 0 add_history_type_~var~0) (= add_history_type_~ini_bool~0 0) (not (= add_history_type_~history_id 0)) (<= 0 .cse2) (<= .cse2 0) (<= 0 add_history_type_~history_id) (<= add_history_type_~history_id 1))) .cse1)))) [2021-11-23 03:08:48,158 INFO L858 garLoopResultBuilder]: For program point L79-1(line 79) no Hoare annotation was computed. [2021-11-23 03:08:48,158 INFO L854 garLoopResultBuilder]: At program point L71-2(lines 71 97) the Hoare annotation is: (let ((.cse2 (not (= |add_history_type_#in~history_id| 0)))) (let ((.cse1 (let ((.cse38 (select |#memory_int| 1))) (let ((.cse4 (not (<= ~votedValue_History_0~0 127))) (.cse5 (not (= ~g3v_old~0 0))) (.cse6 (not (= ~g3v_new~0 0))) (.cse7 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse8 (not (= ~g1v_new~0 0))) (.cse9 (not (= (select .cse38 0) 48))) (.cse10 (not (= |#NULL.offset| 0))) (.cse11 (not (= ~g2v~0 0))) (.cse12 (not (<= ~VALUE1~0 127))) (.cse13 (not (= 2 (select |#length| 1)))) (.cse14 (not (= ~g2v_new~0 0))) (.cse15 (not (< 0 |#StackHeapBarrier|))) (.cse16 (not (= (select |#valid| 3) 1))) (.cse17 (not (= ~g1v_old~0 0))) (.cse18 (not (= (select |#length| 3) 12))) (.cse19 (not (= (select |#valid| 0) 0))) (.cse20 (not (= (select .cse38 1) 0))) (.cse21 (not (= ~g3v~0 0))) (.cse22 (not (= (select |#valid| 1) 1))) (.cse23 (not (<= ~votedValue_History_2~0 127))) (.cse24 (not (= ~g2v_old~0 0))) (.cse25 (not (= |#NULL.base| 0))) (.cse26 (not (= (+ ~nomsg~0 1) 0))) (.cse27 (not (<= ~votedValue_History_1~0 127))) (.cse28 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse29 (not (<= ~VALUE3~0 127))) (.cse30 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse31 (not (= (select |#valid| 2) 1))) (.cse32 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse33 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse34 (not (= 51 (select |#length| 2)))) (.cse35 (not (= ~g1v~0 0))) (.cse36 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse37 (not (<= ~VALUE2~0 127)))) (and (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (not (= |add_history_type_#in~history_id| 1)) .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37)))))) (and (or (let ((.cse0 (+ 2 add_history_type_~ini_int~0))) (and (<= 0 add_history_type_~var~0) (= add_history_type_~ini_bool~0 0) (<= 0 .cse0) (<= .cse0 0) (<= 0 add_history_type_~history_id) (<= add_history_type_~history_id 1))) .cse1) (let ((.cse3 (= add_history_type_~history_id 0))) (or .cse2 (and (= add_history_type_~tmp~0 (mod add_history_type_~ini_bool~0 256)) .cse3 (<= add_history_type_~var~0 3)) (and (= add_history_type_~var~0 0) .cse3) .cse1))))) [2021-11-23 03:08:48,158 INFO L858 garLoopResultBuilder]: For program point L92(lines 92 94) no Hoare annotation was computed. [2021-11-23 03:08:48,158 INFO L858 garLoopResultBuilder]: For program point L84(lines 84 95) no Hoare annotation was computed. [2021-11-23 03:08:48,158 INFO L858 garLoopResultBuilder]: For program point L80(lines 80 82) no Hoare annotation was computed. [2021-11-23 03:08:48,159 INFO L861 garLoopResultBuilder]: At program point add_history_typeENTRY(lines 57 100) the Hoare annotation is: true [2021-11-23 03:08:48,159 INFO L858 garLoopResultBuilder]: For program point L72(lines 72 95) no Hoare annotation was computed. [2021-11-23 03:08:48,159 INFO L858 garLoopResultBuilder]: For program point add_history_typeFINAL(lines 57 100) no Hoare annotation was computed. [2021-11-23 03:08:48,159 INFO L858 garLoopResultBuilder]: For program point L191(lines 191 197) no Hoare annotation was computed. [2021-11-23 03:08:48,159 INFO L858 garLoopResultBuilder]: For program point L186(lines 186 197) no Hoare annotation was computed. [2021-11-23 03:08:48,159 INFO L858 garLoopResultBuilder]: For program point write_history_boolEXIT(lines 176 200) no Hoare annotation was computed. [2021-11-23 03:08:48,159 INFO L858 garLoopResultBuilder]: For program point L181(lines 181 197) no Hoare annotation was computed. [2021-11-23 03:08:48,159 INFO L861 garLoopResultBuilder]: At program point write_history_boolENTRY(lines 176 200) the Hoare annotation is: true [2021-11-23 03:08:48,159 INFO L861 garLoopResultBuilder]: At program point L196(line 196) the Hoare annotation is: true [2021-11-23 03:08:48,160 INFO L858 garLoopResultBuilder]: For program point L196-1(lines 176 200) no Hoare annotation was computed. [2021-11-23 03:08:48,163 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:08:48,165 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 03:08:48,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:08:48 BoogieIcfgContainer [2021-11-23 03:08:48,203 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 03:08:48,203 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 03:08:48,203 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 03:08:48,204 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 03:08:48,204 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:08:05" (3/4) ... [2021-11-23 03:08:48,207 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 03:08:48,213 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_history_int8 [2021-11-23 03:08:48,214 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_history_bool [2021-11-23 03:08:48,214 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert [2021-11-23 03:08:48,214 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_history_type [2021-11-23 03:08:48,214 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_history_bool [2021-11-23 03:08:48,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-11-23 03:08:48,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2021-11-23 03:08:48,232 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-23 03:08:48,234 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 03:08:48,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 0 [2021-11-23 03:08:48,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 <= var && ini_bool == 0) && 0 <= 2 + ini_int) && 2 + ini_int <= 0) && 0 <= history_id) && history_id <= 1) || (((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(\old(history_id) == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(\old(history_id) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) && (((!(\old(history_id) == 0) || ((tmp == ini_bool % 256 && history_id == 0) && var <= 3)) || (var == 0 && history_id == 0)) || (((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(\old(history_id) == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(\old(history_id) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) [2021-11-23 03:08:48,365 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/witness.graphml [2021-11-23 03:08:48,365 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 03:08:48,366 INFO L158 Benchmark]: Toolchain (without parser) took 44712.02ms. Allocated memory was 83.9MB in the beginning and 234.9MB in the end (delta: 151.0MB). Free memory was 48.4MB in the beginning and 156.2MB in the end (delta: -107.8MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2021-11-23 03:08:48,366 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 83.9MB. Free memory was 53.5MB in the beginning and 53.5MB in the end (delta: 30.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:08:48,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.31ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 48.2MB in the beginning and 80.9MB in the end (delta: -32.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 03:08:48,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.08ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 78.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 03:08:48,368 INFO L158 Benchmark]: Boogie Preprocessor took 79.34ms. Allocated memory is still 111.1MB. Free memory was 78.3MB in the beginning and 76.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 03:08:48,368 INFO L158 Benchmark]: RCFGBuilder took 966.66ms. Allocated memory is still 111.1MB. Free memory was 75.7MB in the beginning and 78.8MB in the end (delta: -3.2MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2021-11-23 03:08:48,368 INFO L158 Benchmark]: TraceAbstraction took 43004.38ms. Allocated memory was 111.1MB in the beginning and 234.9MB in the end (delta: 123.7MB). Free memory was 78.8MB in the beginning and 167.8MB in the end (delta: -89.0MB). Peak memory consumption was 137.1MB. Max. memory is 16.1GB. [2021-11-23 03:08:48,369 INFO L158 Benchmark]: Witness Printer took 162.14ms. Allocated memory is still 234.9MB. Free memory was 167.8MB in the beginning and 156.2MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 03:08:48,371 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 83.9MB. Free memory was 53.5MB in the beginning and 53.5MB in the end (delta: 30.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.31ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 48.2MB in the beginning and 80.9MB in the end (delta: -32.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.08ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 78.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.34ms. Allocated memory is still 111.1MB. Free memory was 78.3MB in the beginning and 76.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 966.66ms. Allocated memory is still 111.1MB. Free memory was 75.7MB in the beginning and 78.8MB in the end (delta: -3.2MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * TraceAbstraction took 43004.38ms. Allocated memory was 111.1MB in the beginning and 234.9MB in the end (delta: 123.7MB). Free memory was 78.8MB in the beginning and 167.8MB in the end (delta: -89.0MB). Peak memory consumption was 137.1MB. Max. memory is 16.1GB. * Witness Printer took 162.14ms. Allocated memory is still 234.9MB. Free memory was 167.8MB in the beginning and 156.2MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 535]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 131 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 42.9s, OverallIterations: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 17.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 255 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 237 mSDsluCounter, 5302 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4234 mSDsCounter, 79 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2172 IncrementalHoareTripleChecker+Invalid, 2251 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 79 mSolverCounterUnsat, 1261 mSDtfsCounter, 2172 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 398 GetRequests, 284 SyntacticMatches, 11 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 816 ImplicationChecksByTransitivity, 25.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=168occurred in iteration=7, InterpolantAutomatonStates: 83, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 43 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 557 PreInvPairs, 569 NumberOfFragments, 3545 HoareAnnotationTreeSize, 557 FomulaSimplifications, 61 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 9618 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 430 ConstructedInterpolants, 0 QuantifiedInterpolants, 578 SizeOfPredicates, 0 NumberOfNonLiveVariables, 481 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 14 InterpolantComputations, 5 PerfectInterpolantSequences, 77/96 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: OVERALL_TIME: 7.7s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 103, DAG_INTERPRETER_EARLY_EXITS: 4, TOOLS_POST_APPLICATIONS: 188, TOOLS_POST_TIME: 2.9s, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME: 1.9s, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME: 1.5s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 323, TOOLS_QUANTIFIERELIM_TIME: 6.2s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.2s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 387, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 66, DOMAIN_JOIN_TIME: 1.0s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 17, DOMAIN_ISSUBSETEQ_TIME: 0.1s, DOMAIN_ISBOTTOM_APPLICATIONS: 103, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME: 3.3s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 3.3s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 17, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME: 1.2s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 1.2s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 1091, DAG_COMPRESSION_RETAINED_NODES: 243, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: \result == 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: ((((((0 <= var && ini_bool == 0) && 0 <= 2 + ini_int) && 2 + ini_int <= 0) && 0 <= history_id) && history_id <= 1) || (((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(\old(history_id) == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(\old(history_id) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) && (((!(\old(history_id) == 0) || ((tmp == ini_bool % 256 && history_id == 0) && var <= 3)) || (var == 0 && history_id == 0)) || (((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(\old(history_id) == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(\old(history_id) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-23 03:08:48,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1dd102-fc5d-459c-a01e-80eb51492059/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE