./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix051_pso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_pso.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 22587ad177ea0e584b685748a24c1c1e01082f28 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:53:38,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:53:38,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:53:38,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:53:38,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:53:38,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:53:38,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:53:38,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:53:38,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:53:38,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:53:38,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:53:38,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:53:38,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:53:38,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:53:38,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:53:38,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:53:38,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:53:38,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:53:38,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:53:38,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:53:38,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:53:38,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:53:38,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:53:38,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:53:38,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:53:38,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:53:38,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:53:38,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:53:38,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:53:38,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:53:38,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:53:38,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:53:38,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:53:38,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:53:38,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:53:38,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:53:38,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:53:38,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:53:38,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:53:38,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:53:38,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:53:38,253 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 16:53:38,263 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:53:38,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:53:38,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:53:38,264 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:53:38,264 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:53:38,264 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:53:38,264 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:53:38,264 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:53:38,264 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:53:38,264 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:53:38,265 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:53:38,265 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:53:38,265 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:53:38,265 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:53:38,265 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:53:38,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:53:38,266 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:53:38,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:53:38,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:53:38,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:53:38,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:53:38,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:53:38,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:53:38,266 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:53:38,267 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:53:38,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:53:38,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:53:38,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:53:38,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:53:38,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:53:38,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:53:38,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:53:38,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:53:38,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:53:38,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:53:38,268 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:53:38,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:53:38,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:53:38,268 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:53:38,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:53:38,268 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan 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(__VERIFIER_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 -> 22587ad177ea0e584b685748a24c1c1e01082f28 [2019-12-07 16:53:38,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:53:38,378 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:53:38,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:53:38,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:53:38,383 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:53:38,383 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/../../sv-benchmarks/c/pthread-wmm/mix051_pso.opt.i [2019-12-07 16:53:38,428 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/data/e18a7b326/b1d050525b6a4b3ab840339c40ba38d8/FLAG8184849e0 [2019-12-07 16:53:38,884 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:53:38,884 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/sv-benchmarks/c/pthread-wmm/mix051_pso.opt.i [2019-12-07 16:53:38,894 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/data/e18a7b326/b1d050525b6a4b3ab840339c40ba38d8/FLAG8184849e0 [2019-12-07 16:53:39,406 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/data/e18a7b326/b1d050525b6a4b3ab840339c40ba38d8 [2019-12-07 16:53:39,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:53:39,409 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:53:39,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:53:39,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:53:39,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:53:39,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4060fd46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39, skipping insertion in model container [2019-12-07 16:53:39,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:53:39,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:53:39,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:53:39,718 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 16:53:39,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:53:39,811 INFO L208 MainTranslator]: Completed translation [2019-12-07 16:53:39,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39 WrapperNode [2019-12-07 16:53:39,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:53:39,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 16:53:39,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 16:53:39,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 16:53:39,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 16:53:39,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 16:53:39,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 16:53:39,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 16:53:39,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (1/1) ... [2019-12-07 16:53:39,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 16:53:39,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 16:53:39,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 16:53:39,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 16:53:39,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:53:39,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 16:53:39,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-07 16:53:39,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 16:53:39,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 16:53:39,916 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-07 16:53:39,916 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-07 16:53:39,917 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-07 16:53:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-07 16:53:39,917 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-07 16:53:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-07 16:53:39,917 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-12-07 16:53:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-12-07 16:53:39,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-07 16:53:39,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 16:53:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 16:53:39,918 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-07 16:53:40,260 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 16:53:40,261 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-07 16:53:40,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:53:40 BoogieIcfgContainer [2019-12-07 16:53:40,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 16:53:40,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 16:53:40,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 16:53:40,264 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 16:53:40,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 04:53:39" (1/3) ... [2019-12-07 16:53:40,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306ede1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:53:40, skipping insertion in model container [2019-12-07 16:53:40,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:53:39" (2/3) ... [2019-12-07 16:53:40,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306ede1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:53:40, skipping insertion in model container [2019-12-07 16:53:40,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:53:40" (3/3) ... [2019-12-07 16:53:40,266 INFO L109 eAbstractionObserver]: Analyzing ICFG mix051_pso.opt.i [2019-12-07 16:53:40,272 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-07 16:53:40,272 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 16:53:40,277 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-07 16:53:40,277 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-07 16:53:40,301 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,301 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,301 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,301 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,302 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,302 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,302 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,302 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,302 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,302 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,302 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,302 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,303 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,303 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,303 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,303 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,303 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,304 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,304 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,304 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,304 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,304 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,304 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,304 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,305 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,305 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,305 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,305 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,305 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,305 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,305 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,305 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,305 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,306 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,306 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,306 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,306 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,306 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,306 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,306 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,307 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,307 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,307 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,307 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,307 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,307 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,307 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,307 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,307 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,308 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,308 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,308 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,308 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,308 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,308 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,308 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,308 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,308 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,309 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,309 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,309 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,309 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,309 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,309 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,309 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,309 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,309 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,310 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,310 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,310 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,310 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,310 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,310 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,310 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,310 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,311 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,311 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,311 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,311 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,311 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,311 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,311 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,311 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,311 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,312 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,312 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,312 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,312 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,312 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,312 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,312 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,312 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,313 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,313 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,313 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,313 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,313 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,313 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,313 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,313 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,313 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,314 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,314 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,314 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,314 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,314 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,315 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,315 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,315 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,315 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,315 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,315 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,315 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,315 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,316 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,316 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,316 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,316 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,316 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,316 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,316 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,316 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,317 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,317 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,317 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,317 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,317 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,317 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,317 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,317 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,317 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,317 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,318 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,318 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,318 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,318 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,318 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,318 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,318 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,318 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 16:53:40,330 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-07 16:53:40,342 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 16:53:40,343 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 16:53:40,343 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 16:53:40,343 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 16:53:40,343 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 16:53:40,343 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 16:53:40,343 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 16:53:40,343 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 16:53:40,354 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 168 places, 190 transitions [2019-12-07 16:53:40,356 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 168 places, 190 transitions [2019-12-07 16:53:40,407 INFO L134 PetriNetUnfolder]: 35/186 cut-off events. [2019-12-07 16:53:40,408 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-07 16:53:40,417 INFO L76 FinitePrefix]: Finished finitePrefix Result has 199 conditions, 186 events. 35/186 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 569 event pairs. 12/161 useless extension candidates. Maximal degree in co-relation 154. Up to 2 conditions per place. [2019-12-07 16:53:40,429 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 168 places, 190 transitions [2019-12-07 16:53:40,456 INFO L134 PetriNetUnfolder]: 35/186 cut-off events. [2019-12-07 16:53:40,456 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-07 16:53:40,461 INFO L76 FinitePrefix]: Finished finitePrefix Result has 199 conditions, 186 events. 35/186 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 569 event pairs. 12/161 useless extension candidates. Maximal degree in co-relation 154. Up to 2 conditions per place. [2019-12-07 16:53:40,471 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 12650 [2019-12-07 16:53:40,472 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-07 16:53:43,248 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-12-07 16:53:43,432 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2019-12-07 16:53:43,536 INFO L206 etLargeBlockEncoding]: Checked pairs total: 46836 [2019-12-07 16:53:43,536 INFO L214 etLargeBlockEncoding]: Total number of compositions: 120 [2019-12-07 16:53:43,538 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 77 places, 84 transitions [2019-12-07 16:53:44,768 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 24606 states. [2019-12-07 16:53:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 24606 states. [2019-12-07 16:53:44,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-07 16:53:44,774 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:44,774 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:44,775 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:44,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:44,778 INFO L82 PathProgramCache]: Analyzing trace with hash -112021246, now seen corresponding path program 1 times [2019-12-07 16:53:44,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:44,784 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782060965] [2019-12-07 16:53:44,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:44,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:44,935 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782060965] [2019-12-07 16:53:44,936 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:44,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-07 16:53:44,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715318477] [2019-12-07 16:53:44,940 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:53:44,940 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:44,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:53:44,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:53:44,951 INFO L87 Difference]: Start difference. First operand 24606 states. Second operand 3 states. [2019-12-07 16:53:45,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:45,216 INFO L93 Difference]: Finished difference Result 23966 states and 104480 transitions. [2019-12-07 16:53:45,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:53:45,217 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-07 16:53:45,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:45,389 INFO L225 Difference]: With dead ends: 23966 [2019-12-07 16:53:45,389 INFO L226 Difference]: Without dead ends: 22574 [2019-12-07 16:53:45,390 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:53:45,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22574 states. [2019-12-07 16:53:46,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22574 to 22574. [2019-12-07 16:53:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22574 states. [2019-12-07 16:53:46,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22574 states to 22574 states and 98268 transitions. [2019-12-07 16:53:46,137 INFO L78 Accepts]: Start accepts. Automaton has 22574 states and 98268 transitions. Word has length 9 [2019-12-07 16:53:46,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:46,138 INFO L462 AbstractCegarLoop]: Abstraction has 22574 states and 98268 transitions. [2019-12-07 16:53:46,138 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:53:46,138 INFO L276 IsEmpty]: Start isEmpty. Operand 22574 states and 98268 transitions. [2019-12-07 16:53:46,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-07 16:53:46,144 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:46,144 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:46,144 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:46,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:46,144 INFO L82 PathProgramCache]: Analyzing trace with hash -1478915767, now seen corresponding path program 1 times [2019-12-07 16:53:46,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:46,145 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808570973] [2019-12-07 16:53:46,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:46,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:46,201 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808570973] [2019-12-07 16:53:46,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:46,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 16:53:46,202 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920985815] [2019-12-07 16:53:46,202 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:53:46,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:46,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:53:46,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:53:46,203 INFO L87 Difference]: Start difference. First operand 22574 states and 98268 transitions. Second operand 4 states. [2019-12-07 16:53:46,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:46,550 INFO L93 Difference]: Finished difference Result 34006 states and 143332 transitions. [2019-12-07 16:53:46,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:53:46,550 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2019-12-07 16:53:46,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:46,732 INFO L225 Difference]: With dead ends: 34006 [2019-12-07 16:53:46,732 INFO L226 Difference]: Without dead ends: 33954 [2019-12-07 16:53:46,732 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:53:46,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33954 states. [2019-12-07 16:53:47,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33954 to 30266. [2019-12-07 16:53:47,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30266 states. [2019-12-07 16:53:47,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30266 states to 30266 states and 129516 transitions. [2019-12-07 16:53:47,594 INFO L78 Accepts]: Start accepts. Automaton has 30266 states and 129516 transitions. Word has length 15 [2019-12-07 16:53:47,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:47,594 INFO L462 AbstractCegarLoop]: Abstraction has 30266 states and 129516 transitions. [2019-12-07 16:53:47,594 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:53:47,594 INFO L276 IsEmpty]: Start isEmpty. Operand 30266 states and 129516 transitions. [2019-12-07 16:53:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 16:53:47,600 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:47,600 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:47,600 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:47,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:47,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1507356133, now seen corresponding path program 1 times [2019-12-07 16:53:47,601 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:47,601 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728351049] [2019-12-07 16:53:47,601 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:47,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:47,631 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728351049] [2019-12-07 16:53:47,631 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:47,631 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:53:47,631 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437741437] [2019-12-07 16:53:47,632 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:53:47,632 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:47,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:53:47,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:53:47,632 INFO L87 Difference]: Start difference. First operand 30266 states and 129516 transitions. Second operand 3 states. [2019-12-07 16:53:47,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:47,804 INFO L93 Difference]: Finished difference Result 39490 states and 165892 transitions. [2019-12-07 16:53:47,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:53:47,805 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-07 16:53:47,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:47,892 INFO L225 Difference]: With dead ends: 39490 [2019-12-07 16:53:47,893 INFO L226 Difference]: Without dead ends: 39490 [2019-12-07 16:53:47,893 INFO L630 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 [2019-12-07 16:53:48,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39490 states. [2019-12-07 16:53:48,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39490 to 32622. [2019-12-07 16:53:48,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32622 states. [2019-12-07 16:53:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32622 states to 32622 states and 139128 transitions. [2019-12-07 16:53:48,709 INFO L78 Accepts]: Start accepts. Automaton has 32622 states and 139128 transitions. Word has length 18 [2019-12-07 16:53:48,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:48,709 INFO L462 AbstractCegarLoop]: Abstraction has 32622 states and 139128 transitions. [2019-12-07 16:53:48,709 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:53:48,709 INFO L276 IsEmpty]: Start isEmpty. Operand 32622 states and 139128 transitions. [2019-12-07 16:53:48,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 16:53:48,715 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:48,715 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:48,715 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:48,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:48,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1390873323, now seen corresponding path program 1 times [2019-12-07 16:53:48,715 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:48,716 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976687066] [2019-12-07 16:53:48,716 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:48,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:48,766 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976687066] [2019-12-07 16:53:48,766 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:48,766 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 16:53:48,766 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849152878] [2019-12-07 16:53:48,766 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:53:48,766 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:48,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:53:48,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:53:48,767 INFO L87 Difference]: Start difference. First operand 32622 states and 139128 transitions. Second operand 4 states. [2019-12-07 16:53:49,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:49,002 INFO L93 Difference]: Finished difference Result 39306 states and 164888 transitions. [2019-12-07 16:53:49,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:53:49,003 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2019-12-07 16:53:49,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:49,088 INFO L225 Difference]: With dead ends: 39306 [2019-12-07 16:53:49,088 INFO L226 Difference]: Without dead ends: 39270 [2019-12-07 16:53:49,088 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:53:49,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39270 states. [2019-12-07 16:53:49,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39270 to 34278. [2019-12-07 16:53:49,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34278 states. [2019-12-07 16:53:49,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34278 states to 34278 states and 145700 transitions. [2019-12-07 16:53:49,918 INFO L78 Accepts]: Start accepts. Automaton has 34278 states and 145700 transitions. Word has length 18 [2019-12-07 16:53:49,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:49,918 INFO L462 AbstractCegarLoop]: Abstraction has 34278 states and 145700 transitions. [2019-12-07 16:53:49,918 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:53:49,918 INFO L276 IsEmpty]: Start isEmpty. Operand 34278 states and 145700 transitions. [2019-12-07 16:53:49,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 16:53:49,924 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:49,924 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:49,924 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:49,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:49,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1775846621, now seen corresponding path program 1 times [2019-12-07 16:53:49,925 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:49,925 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325651396] [2019-12-07 16:53:49,925 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:49,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:49,966 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325651396] [2019-12-07 16:53:49,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:49,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 16:53:49,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431115199] [2019-12-07 16:53:49,967 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:53:49,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:49,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:53:49,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:53:49,967 INFO L87 Difference]: Start difference. First operand 34278 states and 145700 transitions. Second operand 4 states. [2019-12-07 16:53:50,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:50,246 INFO L93 Difference]: Finished difference Result 43030 states and 180576 transitions. [2019-12-07 16:53:50,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:53:50,247 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2019-12-07 16:53:50,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:50,339 INFO L225 Difference]: With dead ends: 43030 [2019-12-07 16:53:50,339 INFO L226 Difference]: Without dead ends: 42978 [2019-12-07 16:53:50,340 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:53:50,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42978 states. [2019-12-07 16:53:51,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42978 to 35550. [2019-12-07 16:53:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35550 states. [2019-12-07 16:53:51,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35550 states to 35550 states and 151224 transitions. [2019-12-07 16:53:51,188 INFO L78 Accepts]: Start accepts. Automaton has 35550 states and 151224 transitions. Word has length 18 [2019-12-07 16:53:51,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:51,188 INFO L462 AbstractCegarLoop]: Abstraction has 35550 states and 151224 transitions. [2019-12-07 16:53:51,188 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:53:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 35550 states and 151224 transitions. [2019-12-07 16:53:51,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 16:53:51,196 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:51,196 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:51,196 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:51,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:51,196 INFO L82 PathProgramCache]: Analyzing trace with hash -1801202898, now seen corresponding path program 1 times [2019-12-07 16:53:51,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:51,196 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873715687] [2019-12-07 16:53:51,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:51,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:51,247 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873715687] [2019-12-07 16:53:51,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:51,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-07 16:53:51,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228319225] [2019-12-07 16:53:51,248 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:53:51,248 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:51,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:53:51,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:53:51,249 INFO L87 Difference]: Start difference. First operand 35550 states and 151224 transitions. Second operand 3 states. [2019-12-07 16:53:51,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:51,463 INFO L93 Difference]: Finished difference Result 51842 states and 210317 transitions. [2019-12-07 16:53:51,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:53:51,463 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-07 16:53:51,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:51,577 INFO L225 Difference]: With dead ends: 51842 [2019-12-07 16:53:51,578 INFO L226 Difference]: Without dead ends: 51130 [2019-12-07 16:53:51,578 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:53:51,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51130 states. [2019-12-07 16:53:52,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51130 to 49757. [2019-12-07 16:53:52,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49757 states. [2019-12-07 16:53:52,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49757 states to 49757 states and 203774 transitions. [2019-12-07 16:53:52,694 INFO L78 Accepts]: Start accepts. Automaton has 49757 states and 203774 transitions. Word has length 20 [2019-12-07 16:53:52,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:52,694 INFO L462 AbstractCegarLoop]: Abstraction has 49757 states and 203774 transitions. [2019-12-07 16:53:52,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:53:52,694 INFO L276 IsEmpty]: Start isEmpty. Operand 49757 states and 203774 transitions. [2019-12-07 16:53:52,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-07 16:53:52,706 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:52,706 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:52,707 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:52,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:52,707 INFO L82 PathProgramCache]: Analyzing trace with hash 281464718, now seen corresponding path program 1 times [2019-12-07 16:53:52,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:52,707 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628771537] [2019-12-07 16:53:52,707 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:52,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:52,759 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628771537] [2019-12-07 16:53:52,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:52,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 16:53:52,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873956605] [2019-12-07 16:53:52,760 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:53:52,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:52,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:53:52,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:53:52,760 INFO L87 Difference]: Start difference. First operand 49757 states and 203774 transitions. Second operand 5 states. [2019-12-07 16:53:52,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:52,861 INFO L93 Difference]: Finished difference Result 23694 states and 79911 transitions. [2019-12-07 16:53:52,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:53:52,861 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2019-12-07 16:53:52,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:52,888 INFO L225 Difference]: With dead ends: 23694 [2019-12-07 16:53:52,888 INFO L226 Difference]: Without dead ends: 20227 [2019-12-07 16:53:52,888 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:53:52,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20227 states. [2019-12-07 16:53:53,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20227 to 20227. [2019-12-07 16:53:53,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20227 states. [2019-12-07 16:53:53,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20227 states to 20227 states and 67176 transitions. [2019-12-07 16:53:53,169 INFO L78 Accepts]: Start accepts. Automaton has 20227 states and 67176 transitions. Word has length 21 [2019-12-07 16:53:53,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:53,169 INFO L462 AbstractCegarLoop]: Abstraction has 20227 states and 67176 transitions. [2019-12-07 16:53:53,169 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:53:53,169 INFO L276 IsEmpty]: Start isEmpty. Operand 20227 states and 67176 transitions. [2019-12-07 16:53:53,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 16:53:53,174 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:53,174 INFO L410 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] [2019-12-07 16:53:53,174 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:53,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:53,174 INFO L82 PathProgramCache]: Analyzing trace with hash -1933146031, now seen corresponding path program 1 times [2019-12-07 16:53:53,174 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:53,174 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205283361] [2019-12-07 16:53:53,175 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:53,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:53,233 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205283361] [2019-12-07 16:53:53,233 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:53,233 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 16:53:53,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097489640] [2019-12-07 16:53:53,233 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 16:53:53,234 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:53,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 16:53:53,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-12-07 16:53:53,234 INFO L87 Difference]: Start difference. First operand 20227 states and 67176 transitions. Second operand 6 states. [2019-12-07 16:53:53,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:53,311 INFO L93 Difference]: Finished difference Result 6576 states and 19503 transitions. [2019-12-07 16:53:53,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 16:53:53,312 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-12-07 16:53:53,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:53,317 INFO L225 Difference]: With dead ends: 6576 [2019-12-07 16:53:53,317 INFO L226 Difference]: Without dead ends: 5172 [2019-12-07 16:53:53,317 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2019-12-07 16:53:53,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5172 states. [2019-12-07 16:53:53,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5172 to 4585. [2019-12-07 16:53:53,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4585 states. [2019-12-07 16:53:53,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4585 states to 4585 states and 13281 transitions. [2019-12-07 16:53:53,365 INFO L78 Accepts]: Start accepts. Automaton has 4585 states and 13281 transitions. Word has length 22 [2019-12-07 16:53:53,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:53,365 INFO L462 AbstractCegarLoop]: Abstraction has 4585 states and 13281 transitions. [2019-12-07 16:53:53,365 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 16:53:53,365 INFO L276 IsEmpty]: Start isEmpty. Operand 4585 states and 13281 transitions. [2019-12-07 16:53:53,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-07 16:53:53,370 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:53,370 INFO L410 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, 1, 1, 1, 1] [2019-12-07 16:53:53,370 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:53,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:53,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1547062574, now seen corresponding path program 1 times [2019-12-07 16:53:53,370 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:53,370 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876275566] [2019-12-07 16:53:53,370 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:53,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:53,421 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876275566] [2019-12-07 16:53:53,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:53,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:53:53,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682817853] [2019-12-07 16:53:53,422 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:53:53,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:53,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:53:53,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:53:53,423 INFO L87 Difference]: Start difference. First operand 4585 states and 13281 transitions. Second operand 5 states. [2019-12-07 16:53:53,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:53,555 INFO L93 Difference]: Finished difference Result 5713 states and 16111 transitions. [2019-12-07 16:53:53,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 16:53:53,556 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-12-07 16:53:53,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:53,563 INFO L225 Difference]: With dead ends: 5713 [2019-12-07 16:53:53,563 INFO L226 Difference]: Without dead ends: 5711 [2019-12-07 16:53:53,563 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:53:53,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5711 states. [2019-12-07 16:53:53,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5711 to 4866. [2019-12-07 16:53:53,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4866 states. [2019-12-07 16:53:53,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4866 states to 4866 states and 14046 transitions. [2019-12-07 16:53:53,619 INFO L78 Accepts]: Start accepts. Automaton has 4866 states and 14046 transitions. Word has length 31 [2019-12-07 16:53:53,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:53,619 INFO L462 AbstractCegarLoop]: Abstraction has 4866 states and 14046 transitions. [2019-12-07 16:53:53,619 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:53:53,619 INFO L276 IsEmpty]: Start isEmpty. Operand 4866 states and 14046 transitions. [2019-12-07 16:53:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-07 16:53:53,624 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:53,624 INFO L410 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, 1, 1, 1, 1] [2019-12-07 16:53:53,624 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:53,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:53,624 INFO L82 PathProgramCache]: Analyzing trace with hash -1138439690, now seen corresponding path program 1 times [2019-12-07 16:53:53,624 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:53,625 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685540213] [2019-12-07 16:53:53,625 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:53,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:53,652 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685540213] [2019-12-07 16:53:53,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:53,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:53:53,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540766043] [2019-12-07 16:53:53,653 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:53:53,653 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:53,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:53:53,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:53:53,654 INFO L87 Difference]: Start difference. First operand 4866 states and 14046 transitions. Second operand 3 states. [2019-12-07 16:53:53,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:53,698 INFO L93 Difference]: Finished difference Result 5854 states and 16116 transitions. [2019-12-07 16:53:53,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:53:53,698 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2019-12-07 16:53:53,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:53,706 INFO L225 Difference]: With dead ends: 5854 [2019-12-07 16:53:53,706 INFO L226 Difference]: Without dead ends: 5854 [2019-12-07 16:53:53,706 INFO L630 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 [2019-12-07 16:53:53,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5854 states. [2019-12-07 16:53:53,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5854 to 4824. [2019-12-07 16:53:53,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4824 states. [2019-12-07 16:53:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 4824 states and 13370 transitions. [2019-12-07 16:53:53,785 INFO L78 Accepts]: Start accepts. Automaton has 4824 states and 13370 transitions. Word has length 31 [2019-12-07 16:53:53,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:53,785 INFO L462 AbstractCegarLoop]: Abstraction has 4824 states and 13370 transitions. [2019-12-07 16:53:53,785 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:53:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 4824 states and 13370 transitions. [2019-12-07 16:53:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 16:53:53,791 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:53,791 INFO L410 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, 1, 1, 1, 1, 1] [2019-12-07 16:53:53,791 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:53,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:53,791 INFO L82 PathProgramCache]: Analyzing trace with hash -402711057, now seen corresponding path program 1 times [2019-12-07 16:53:53,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:53,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521750756] [2019-12-07 16:53:53,792 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:53,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:53,845 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521750756] [2019-12-07 16:53:53,845 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:53,845 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 16:53:53,845 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032094209] [2019-12-07 16:53:53,845 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:53:53,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:53,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:53:53,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:53:53,846 INFO L87 Difference]: Start difference. First operand 4824 states and 13370 transitions. Second operand 3 states. [2019-12-07 16:53:53,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:53,863 INFO L93 Difference]: Finished difference Result 4724 states and 13045 transitions. [2019-12-07 16:53:53,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:53:53,864 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2019-12-07 16:53:53,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:53,868 INFO L225 Difference]: With dead ends: 4724 [2019-12-07 16:53:53,868 INFO L226 Difference]: Without dead ends: 4724 [2019-12-07 16:53:53,868 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:53:53,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2019-12-07 16:53:53,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 4148. [2019-12-07 16:53:53,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4148 states. [2019-12-07 16:53:53,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 11456 transitions. [2019-12-07 16:53:53,908 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 11456 transitions. Word has length 32 [2019-12-07 16:53:53,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:53,908 INFO L462 AbstractCegarLoop]: Abstraction has 4148 states and 11456 transitions. [2019-12-07 16:53:53,908 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:53:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 11456 transitions. [2019-12-07 16:53:53,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 16:53:53,913 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:53,913 INFO L410 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, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:53,913 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:53,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:53,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1471954053, now seen corresponding path program 1 times [2019-12-07 16:53:53,914 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:53,914 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582479720] [2019-12-07 16:53:53,914 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:53,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:53,956 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582479720] [2019-12-07 16:53:53,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:53,956 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:53:53,956 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842701432] [2019-12-07 16:53:53,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:53:53,957 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:53,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:53:53,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:53:53,957 INFO L87 Difference]: Start difference. First operand 4148 states and 11456 transitions. Second operand 5 states. [2019-12-07 16:53:54,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:54,085 INFO L93 Difference]: Finished difference Result 4998 states and 13531 transitions. [2019-12-07 16:53:54,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 16:53:54,085 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 16:53:54,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:54,090 INFO L225 Difference]: With dead ends: 4998 [2019-12-07 16:53:54,090 INFO L226 Difference]: Without dead ends: 4996 [2019-12-07 16:53:54,090 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:53:54,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4996 states. [2019-12-07 16:53:54,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4996 to 3931. [2019-12-07 16:53:54,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3931 states. [2019-12-07 16:53:54,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 3931 states and 10865 transitions. [2019-12-07 16:53:54,132 INFO L78 Accepts]: Start accepts. Automaton has 3931 states and 10865 transitions. Word has length 33 [2019-12-07 16:53:54,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:54,133 INFO L462 AbstractCegarLoop]: Abstraction has 3931 states and 10865 transitions. [2019-12-07 16:53:54,133 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:53:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 3931 states and 10865 transitions. [2019-12-07 16:53:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 16:53:54,136 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:54,137 INFO L410 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, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:54,137 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:54,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:54,137 INFO L82 PathProgramCache]: Analyzing trace with hash -1577003715, now seen corresponding path program 1 times [2019-12-07 16:53:54,137 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:54,137 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193975628] [2019-12-07 16:53:54,137 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:54,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:54,183 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193975628] [2019-12-07 16:53:54,183 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:54,183 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:53:54,183 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085173325] [2019-12-07 16:53:54,184 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:53:54,184 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:54,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:53:54,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:53:54,184 INFO L87 Difference]: Start difference. First operand 3931 states and 10865 transitions. Second operand 4 states. [2019-12-07 16:53:54,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:54,213 INFO L93 Difference]: Finished difference Result 5226 states and 13825 transitions. [2019-12-07 16:53:54,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:53:54,213 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-12-07 16:53:54,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:54,218 INFO L225 Difference]: With dead ends: 5226 [2019-12-07 16:53:54,218 INFO L226 Difference]: Without dead ends: 4802 [2019-12-07 16:53:54,218 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:53:54,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4802 states. [2019-12-07 16:53:54,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4802 to 3839. [2019-12-07 16:53:54,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3839 states. [2019-12-07 16:53:54,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3839 states and 10571 transitions. [2019-12-07 16:53:54,262 INFO L78 Accepts]: Start accepts. Automaton has 3839 states and 10571 transitions. Word has length 33 [2019-12-07 16:53:54,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:54,262 INFO L462 AbstractCegarLoop]: Abstraction has 3839 states and 10571 transitions. [2019-12-07 16:53:54,262 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:53:54,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 10571 transitions. [2019-12-07 16:53:54,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 16:53:54,266 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:54,266 INFO L410 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, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:54,266 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:54,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:54,266 INFO L82 PathProgramCache]: Analyzing trace with hash 278629179, now seen corresponding path program 2 times [2019-12-07 16:53:54,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:54,266 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137706827] [2019-12-07 16:53:54,267 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:54,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:54,330 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137706827] [2019-12-07 16:53:54,330 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:54,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 16:53:54,331 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312523893] [2019-12-07 16:53:54,331 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:53:54,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:54,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:53:54,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:53:54,331 INFO L87 Difference]: Start difference. First operand 3839 states and 10571 transitions. Second operand 5 states. [2019-12-07 16:53:54,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:54,372 INFO L93 Difference]: Finished difference Result 6312 states and 16540 transitions. [2019-12-07 16:53:54,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 16:53:54,373 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-12-07 16:53:54,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:54,377 INFO L225 Difference]: With dead ends: 6312 [2019-12-07 16:53:54,377 INFO L226 Difference]: Without dead ends: 3996 [2019-12-07 16:53:54,377 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:53:54,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3996 states. [2019-12-07 16:53:54,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3996 to 3839. [2019-12-07 16:53:54,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3839 states. [2019-12-07 16:53:54,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3839 states and 10483 transitions. [2019-12-07 16:53:54,415 INFO L78 Accepts]: Start accepts. Automaton has 3839 states and 10483 transitions. Word has length 33 [2019-12-07 16:53:54,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:54,416 INFO L462 AbstractCegarLoop]: Abstraction has 3839 states and 10483 transitions. [2019-12-07 16:53:54,416 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:53:54,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 10483 transitions. [2019-12-07 16:53:54,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 16:53:54,419 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:54,420 INFO L410 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, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:54,420 INFO L410 AbstractCegarLoop]: === Iteration 15 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:54,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:54,420 INFO L82 PathProgramCache]: Analyzing trace with hash 905925005, now seen corresponding path program 3 times [2019-12-07 16:53:54,420 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:54,420 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317413534] [2019-12-07 16:53:54,420 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:54,472 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317413534] [2019-12-07 16:53:54,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:54,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 16:53:54,472 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306564776] [2019-12-07 16:53:54,473 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 16:53:54,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:54,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 16:53:54,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:53:54,473 INFO L87 Difference]: Start difference. First operand 3839 states and 10483 transitions. Second operand 7 states. [2019-12-07 16:53:54,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:54,550 INFO L93 Difference]: Finished difference Result 2748 states and 7992 transitions. [2019-12-07 16:53:54,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 16:53:54,550 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2019-12-07 16:53:54,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:54,552 INFO L225 Difference]: With dead ends: 2748 [2019-12-07 16:53:54,552 INFO L226 Difference]: Without dead ends: 2312 [2019-12-07 16:53:54,553 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2019-12-07 16:53:54,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2312 states. [2019-12-07 16:53:54,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2312 to 1894. [2019-12-07 16:53:54,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1894 states. [2019-12-07 16:53:54,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1894 states and 5758 transitions. [2019-12-07 16:53:54,574 INFO L78 Accepts]: Start accepts. Automaton has 1894 states and 5758 transitions. Word has length 33 [2019-12-07 16:53:54,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:54,575 INFO L462 AbstractCegarLoop]: Abstraction has 1894 states and 5758 transitions. [2019-12-07 16:53:54,575 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 16:53:54,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 5758 transitions. [2019-12-07 16:53:54,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-07 16:53:54,577 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:54,577 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:54,577 INFO L410 AbstractCegarLoop]: === Iteration 16 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:54,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:54,577 INFO L82 PathProgramCache]: Analyzing trace with hash -333210519, now seen corresponding path program 1 times [2019-12-07 16:53:54,578 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:54,578 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846279117] [2019-12-07 16:53:54,578 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:54,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:54,625 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846279117] [2019-12-07 16:53:54,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:54,625 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:53:54,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611270939] [2019-12-07 16:53:54,626 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:53:54,626 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:54,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:53:54,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:53:54,626 INFO L87 Difference]: Start difference. First operand 1894 states and 5758 transitions. Second operand 4 states. [2019-12-07 16:53:54,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:54,640 INFO L93 Difference]: Finished difference Result 2334 states and 6702 transitions. [2019-12-07 16:53:54,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:53:54,640 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-12-07 16:53:54,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:54,642 INFO L225 Difference]: With dead ends: 2334 [2019-12-07 16:53:54,642 INFO L226 Difference]: Without dead ends: 1413 [2019-12-07 16:53:54,642 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:53:54,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1413 states. [2019-12-07 16:53:54,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1413 to 1413. [2019-12-07 16:53:54,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1413 states. [2019-12-07 16:53:54,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1413 states and 3879 transitions. [2019-12-07 16:53:54,656 INFO L78 Accepts]: Start accepts. Automaton has 1413 states and 3879 transitions. Word has length 47 [2019-12-07 16:53:54,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:54,656 INFO L462 AbstractCegarLoop]: Abstraction has 1413 states and 3879 transitions. [2019-12-07 16:53:54,656 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:53:54,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 3879 transitions. [2019-12-07 16:53:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-07 16:53:54,658 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:54,658 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:54,658 INFO L410 AbstractCegarLoop]: === Iteration 17 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:54,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:54,658 INFO L82 PathProgramCache]: Analyzing trace with hash 639928323, now seen corresponding path program 2 times [2019-12-07 16:53:54,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:54,659 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305154137] [2019-12-07 16:53:54,659 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:54,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:54,712 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305154137] [2019-12-07 16:53:54,712 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:54,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 16:53:54,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302413797] [2019-12-07 16:53:54,713 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:53:54,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:54,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:53:54,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:53:54,713 INFO L87 Difference]: Start difference. First operand 1413 states and 3879 transitions. Second operand 5 states. [2019-12-07 16:53:54,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:54,744 INFO L93 Difference]: Finished difference Result 1835 states and 4837 transitions. [2019-12-07 16:53:54,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 16:53:54,744 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2019-12-07 16:53:54,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:54,745 INFO L225 Difference]: With dead ends: 1835 [2019-12-07 16:53:54,745 INFO L226 Difference]: Without dead ends: 419 [2019-12-07 16:53:54,745 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:53:54,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2019-12-07 16:53:54,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 419. [2019-12-07 16:53:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2019-12-07 16:53:54,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 893 transitions. [2019-12-07 16:53:54,750 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 893 transitions. Word has length 47 [2019-12-07 16:53:54,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:54,750 INFO L462 AbstractCegarLoop]: Abstraction has 419 states and 893 transitions. [2019-12-07 16:53:54,751 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:53:54,751 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 893 transitions. [2019-12-07 16:53:54,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-07 16:53:54,751 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:54,752 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:54,752 INFO L410 AbstractCegarLoop]: === Iteration 18 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:54,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:54,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1882928771, now seen corresponding path program 3 times [2019-12-07 16:53:54,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:54,752 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605852275] [2019-12-07 16:53:54,752 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:53:54,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:53:54,811 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605852275] [2019-12-07 16:53:54,811 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:53:54,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 16:53:54,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897262229] [2019-12-07 16:53:54,811 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 16:53:54,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:53:54,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 16:53:54,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:53:54,812 INFO L87 Difference]: Start difference. First operand 419 states and 893 transitions. Second operand 7 states. [2019-12-07 16:53:54,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:53:54,916 INFO L93 Difference]: Finished difference Result 802 states and 1670 transitions. [2019-12-07 16:53:54,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 16:53:54,916 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2019-12-07 16:53:54,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:53:54,917 INFO L225 Difference]: With dead ends: 802 [2019-12-07 16:53:54,917 INFO L226 Difference]: Without dead ends: 540 [2019-12-07 16:53:54,917 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-12-07 16:53:54,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2019-12-07 16:53:54,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 482. [2019-12-07 16:53:54,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2019-12-07 16:53:54,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 997 transitions. [2019-12-07 16:53:54,921 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 997 transitions. Word has length 47 [2019-12-07 16:53:54,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:53:54,921 INFO L462 AbstractCegarLoop]: Abstraction has 482 states and 997 transitions. [2019-12-07 16:53:54,921 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 16:53:54,921 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 997 transitions. [2019-12-07 16:53:54,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-07 16:53:54,922 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:53:54,922 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:53:54,922 INFO L410 AbstractCegarLoop]: === Iteration 19 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:53:54,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:53:54,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1677183059, now seen corresponding path program 4 times [2019-12-07 16:53:54,922 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:53:54,922 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874702357] [2019-12-07 16:53:54,922 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:53:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:53:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:53:54,984 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-12-07 16:53:54,984 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 16:53:54,986 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [763] [763] ULTIMATE.startENTRY-->L833: Formula: (let ((.cse0 (store |v_#valid_85| 0 0))) (and (= 0 v_~z$r_buff0_thd4~0_184) (= 0 v_~__unbuffered_p2_EAX~0_43) (= v_~z$mem_tmp~0_33 0) (= 0 v_~z$r_buff0_thd3~0_318) (= 0 v_~z$r_buff1_thd4~0_160) (= v_~weak$$choice2~0_130 0) (= v_~z$read_delayed~0_8 0) (= v_~main$tmp_guard0~0_27 0) (= v_~z$read_delayed_var~0.base_8 0) (= 0 (select .cse0 |v_ULTIMATE.start_main_~#t1365~0.base_36|)) (= 0 v_~z$r_buff1_thd1~0_92) (< 0 |v_#StackHeapBarrier_18|) (= 0 v_~__unbuffered_p1_EAX~0_54) (= (store |v_#length_28| |v_ULTIMATE.start_main_~#t1365~0.base_36| 4) |v_#length_27|) (= v_~z$r_buff1_thd0~0_160 0) (= 0 v_~z$r_buff1_thd2~0_92) (= 0 v_~weak$$choice0~0_21) (= (store .cse0 |v_ULTIMATE.start_main_~#t1365~0.base_36| 1) |v_#valid_83|) (= 0 v_~z$r_buff1_thd3~0_237) (= v_~__unbuffered_p3_EAX~0_110 0) (= 0 v_~z$flush_delayed~0_68) (= v_~z$w_buff1_used~0_386 0) (= v_~x~0_77 0) (= v_~z~0_154 0) (= v_~y~0_44 0) (= |v_#NULL.offset_5| 0) (= v_~a~0_69 0) (= v_~__unbuffered_cnt~0_186 0) (= 0 |v_ULTIMATE.start_main_~#t1365~0.offset_23|) (= v_~z$r_buff0_thd1~0_47 0) (= v_~z$w_buff0~0_354 0) (= v_~z$w_buff1~0_215 0) (= v_~z$w_buff0_used~0_630 0) (< |v_#StackHeapBarrier_18| |v_ULTIMATE.start_main_~#t1365~0.base_36|) (= |v_#memory_int_19| (store |v_#memory_int_20| |v_ULTIMATE.start_main_~#t1365~0.base_36| (store (select |v_#memory_int_20| |v_ULTIMATE.start_main_~#t1365~0.base_36|) |v_ULTIMATE.start_main_~#t1365~0.offset_23| 0))) (= v_~z$r_buff0_thd2~0_47 0) (= 0 |v_#NULL.base_5|) (= v_~z$read_delayed_var~0.offset_8 0) (= v_~z$r_buff0_thd0~0_122 0) (= v_~main$tmp_guard1~0_40 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_18|, #valid=|v_#valid_85|, #memory_int=|v_#memory_int_20|, #length=|v_#length_28|} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_8|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_8|, ULTIMATE.start_main_~#t1367~0.offset=|v_ULTIMATE.start_main_~#t1367~0.offset_24|, ULTIMATE.start_main_~#t1366~0.base=|v_ULTIMATE.start_main_~#t1366~0.base_37|, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_92, #NULL.offset=|v_#NULL.offset_5|, ~a~0=v_~a~0_69, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_122, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_54, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_184, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_110, #length=|v_#length_27|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_43, ~z$mem_tmp~0=v_~z$mem_tmp~0_33, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_35|, ULTIMATE.start_main_~#t1365~0.offset=|v_ULTIMATE.start_main_~#t1365~0.offset_23|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_386, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_54|, ~z$flush_delayed~0=v_~z$flush_delayed~0_68, ~weak$$choice0~0=v_~weak$$choice0~0_21, #StackHeapBarrier=|v_#StackHeapBarrier_18|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_33|, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_92, ~z$read_delayed_var~0.base=v_~z$read_delayed_var~0.base_8, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_318, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_186, ~x~0=v_~x~0_77, ULTIMATE.start_main_~#t1365~0.base=|v_ULTIMATE.start_main_~#t1365~0.base_36|, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_160, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_8|, ULTIMATE.start_main_#t~nondet35=|v_ULTIMATE.start_main_#t~nondet35_14|, ~z$read_delayed~0=v_~z$read_delayed~0_8, ~z$w_buff1~0=v_~z$w_buff1~0_215, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_40, ~z$read_delayed_var~0.offset=v_~z$read_delayed_var~0.offset_8, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_160, ULTIMATE.start_main_~#t1366~0.offset=|v_ULTIMATE.start_main_~#t1366~0.offset_24|, ~y~0=v_~y~0_44, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_47, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_630, ~z$w_buff0~0=v_~z$w_buff0~0_354, ULTIMATE.start_main_~#t1368~0.base=|v_ULTIMATE.start_main_~#t1368~0.base_17|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_237, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_43|, ULTIMATE.start_main_#t~ite38=|v_ULTIMATE.start_main_#t~ite38_33|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_27, #NULL.base=|v_#NULL.base_5|, ULTIMATE.start_main_~#t1367~0.base=|v_ULTIMATE.start_main_~#t1367~0.base_37|, ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_72|, ULTIMATE.start_main_~#t1368~0.offset=|v_ULTIMATE.start_main_~#t1368~0.offset_14|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_26|, #valid=|v_#valid_83|, #memory_int=|v_#memory_int_19|, ~z~0=v_~z~0_154, ~weak$$choice2~0=v_~weak$$choice2~0_130, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_47} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_~#t1367~0.offset, ULTIMATE.start_main_~#t1366~0.base, ~z$r_buff1_thd2~0, #NULL.offset, ~a~0, ~z$r_buff0_thd0~0, ~__unbuffered_p1_EAX~0, ~z$r_buff0_thd4~0, ~__unbuffered_p3_EAX~0, #length, ~__unbuffered_p2_EAX~0, ~z$mem_tmp~0, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_~#t1365~0.offset, ~z$w_buff1_used~0, ULTIMATE.start_main_#t~ite37, ~z$flush_delayed~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite40, ~z$r_buff1_thd1~0, ~z$read_delayed_var~0.base, ~z$r_buff0_thd3~0, ~__unbuffered_cnt~0, ~x~0, ULTIMATE.start_main_~#t1365~0.base, ~z$r_buff1_thd4~0, ULTIMATE.start_main_#t~nondet33, ULTIMATE.start_main_#t~nondet35, ~z$read_delayed~0, ~z$w_buff1~0, ~main$tmp_guard1~0, ~z$read_delayed_var~0.offset, ~z$r_buff1_thd0~0, ULTIMATE.start_main_~#t1366~0.offset, ~y~0, ~z$r_buff0_thd2~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ULTIMATE.start_main_~#t1368~0.base, ~z$r_buff1_thd3~0, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ~main$tmp_guard0~0, #NULL.base, ULTIMATE.start_main_~#t1367~0.base, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_~#t1368~0.offset, ULTIMATE.start_main_#res, #valid, #memory_int, ~z~0, ~weak$$choice2~0, ~z$r_buff0_thd1~0] because there is no mapped edge [2019-12-07 16:53:54,987 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [725] [725] L833-1-->L835: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t1366~0.offset_10|) (= (store |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1366~0.base_11| (store (select |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1366~0.base_11|) |v_ULTIMATE.start_main_~#t1366~0.offset_10| 1)) |v_#memory_int_13|) (= |v_#valid_43| (store |v_#valid_44| |v_ULTIMATE.start_main_~#t1366~0.base_11| 1)) (= (store |v_#length_22| |v_ULTIMATE.start_main_~#t1366~0.base_11| 4) |v_#length_21|) (= 0 (select |v_#valid_44| |v_ULTIMATE.start_main_~#t1366~0.base_11|)) (< |v_#StackHeapBarrier_14| |v_ULTIMATE.start_main_~#t1366~0.base_11|) (not (= 0 |v_ULTIMATE.start_main_~#t1366~0.base_11|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_14|, #valid=|v_#valid_44|, #memory_int=|v_#memory_int_14|, #length=|v_#length_22|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_14|, ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ULTIMATE.start_main_~#t1366~0.base=|v_ULTIMATE.start_main_~#t1366~0.base_11|, ULTIMATE.start_main_~#t1366~0.offset=|v_ULTIMATE.start_main_~#t1366~0.offset_10|, #valid=|v_#valid_43|, #memory_int=|v_#memory_int_13|, #length=|v_#length_21|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_~#t1366~0.base, ULTIMATE.start_main_~#t1366~0.offset, #valid, #memory_int, #length] because there is no mapped edge [2019-12-07 16:53:54,987 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [719] [719] L835-1-->L837: Formula: (and (= |v_ULTIMATE.start_main_~#t1367~0.offset_10| 0) (= (store |v_#valid_42| |v_ULTIMATE.start_main_~#t1367~0.base_11| 1) |v_#valid_41|) (not (= |v_ULTIMATE.start_main_~#t1367~0.base_11| 0)) (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1367~0.base_11| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1367~0.base_11|) |v_ULTIMATE.start_main_~#t1367~0.offset_10| 2)) |v_#memory_int_11|) (= (select |v_#valid_42| |v_ULTIMATE.start_main_~#t1367~0.base_11|) 0) (< |v_#StackHeapBarrier_13| |v_ULTIMATE.start_main_~#t1367~0.base_11|) (= |v_#length_19| (store |v_#length_20| |v_ULTIMATE.start_main_~#t1367~0.base_11| 4))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_13|, #valid=|v_#valid_42|, #memory_int=|v_#memory_int_12|, #length=|v_#length_20|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_13|, ULTIMATE.start_main_~#t1367~0.offset=|v_ULTIMATE.start_main_~#t1367~0.offset_10|, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_6|, #valid=|v_#valid_41|, #memory_int=|v_#memory_int_11|, #length=|v_#length_19|, ULTIMATE.start_main_~#t1367~0.base=|v_ULTIMATE.start_main_~#t1367~0.base_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1367~0.offset, ULTIMATE.start_main_#t~nondet33, #valid, #memory_int, #length, ULTIMATE.start_main_~#t1367~0.base] because there is no mapped edge [2019-12-07 16:53:54,987 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [736] [736] L837-1-->L839: Formula: (and (= (select |v_#valid_51| |v_ULTIMATE.start_main_~#t1368~0.base_13|) 0) (= |v_ULTIMATE.start_main_~#t1368~0.offset_11| 0) (< |v_#StackHeapBarrier_15| |v_ULTIMATE.start_main_~#t1368~0.base_13|) (= (store |v_#valid_51| |v_ULTIMATE.start_main_~#t1368~0.base_13| 1) |v_#valid_50|) (= (store |v_#memory_int_16| |v_ULTIMATE.start_main_~#t1368~0.base_13| (store (select |v_#memory_int_16| |v_ULTIMATE.start_main_~#t1368~0.base_13|) |v_ULTIMATE.start_main_~#t1368~0.offset_11| 3)) |v_#memory_int_15|) (= (store |v_#length_24| |v_ULTIMATE.start_main_~#t1368~0.base_13| 4) |v_#length_23|) (not (= |v_ULTIMATE.start_main_~#t1368~0.base_13| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_15|, #valid=|v_#valid_51|, #memory_int=|v_#memory_int_16|, #length=|v_#length_24|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_15|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_~#t1368~0.base=|v_ULTIMATE.start_main_~#t1368~0.base_13|, ULTIMATE.start_main_~#t1368~0.offset=|v_ULTIMATE.start_main_~#t1368~0.offset_11|, #valid=|v_#valid_50|, #memory_int=|v_#memory_int_15|, #length=|v_#length_23|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_~#t1368~0.base, ULTIMATE.start_main_~#t1368~0.offset, #valid, #memory_int, #length] because there is no mapped edge [2019-12-07 16:53:54,988 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [662] [662] L4-->L810: Formula: (and (= v_~z$r_buff0_thd0~0_40 v_~z$r_buff1_thd0~0_25) (= v_~z$r_buff1_thd2~0_6 v_~z$r_buff0_thd2~0_7) (= v_~z$r_buff1_thd1~0_6 v_~z$r_buff0_thd1~0_7) (= v_~a~0_15 v_~__unbuffered_p3_EAX~0_9) (= v_~z$r_buff0_thd4~0_25 1) (not (= 0 v_P3Thread1of1ForFork1___VERIFIER_assert_~expression_20)) (= v_~z$r_buff0_thd4~0_26 v_~z$r_buff1_thd4~0_17) (= v_~z$r_buff0_thd3~0_59 v_~z$r_buff1_thd3~0_33)) InVars {~a~0=v_~a~0_15, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_40, P3Thread1of1ForFork1___VERIFIER_assert_~expression=v_P3Thread1of1ForFork1___VERIFIER_assert_~expression_20, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_26, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_59, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_7, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_7} OutVars{P3Thread1of1ForFork1___VERIFIER_assert_~expression=v_P3Thread1of1ForFork1___VERIFIER_assert_~expression_20, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_17, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_33, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_6, ~a~0=v_~a~0_15, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_40, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_25, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_6, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_9, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_25, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_59, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_7, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_7} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$r_buff1_thd3~0, ~z$r_buff1_thd0~0, ~z$r_buff1_thd2~0, ~z$r_buff1_thd1~0, ~__unbuffered_p3_EAX~0, ~z$r_buff0_thd4~0] because there is no mapped edge [2019-12-07 16:53:54,988 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [739] [739] P0ENTRY-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_23| v_P0Thread1of1ForFork2_~arg.offset_21) (= v_~a~0_44 1) (= |v_P0Thread1of1ForFork2_#res.base_11| 0) (= v_~__unbuffered_cnt~0_151 (+ v_~__unbuffered_cnt~0_152 1)) (= 0 |v_P0Thread1of1ForFork2_#res.offset_11|) (= v_~x~0_51 1) (= v_P0Thread1of1ForFork2_~arg.base_21 |v_P0Thread1of1ForFork2_#in~arg.base_23|)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_23|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_152, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_23|} OutVars{~a~0=v_~a~0_44, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_23|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_21, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_11|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_151, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_23|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_11|, ~x~0=v_~x~0_51, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_21} AuxVars[] AssignedVars[~a~0, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P0Thread1of1ForFork2_#res.base, ~x~0, P0Thread1of1ForFork2_~arg.base] because there is no mapped edge [2019-12-07 16:53:54,989 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [730] [730] P1ENTRY-->P1EXIT: Formula: (and (= 0 |v_P1Thread1of1ForFork3_#res.base_5|) (= 0 |v_P1Thread1of1ForFork3_#res.offset_5|) (= v_~y~0_22 v_~__unbuffered_p1_EAX~0_21) (= (+ v_~__unbuffered_cnt~0_86 1) v_~__unbuffered_cnt~0_85) (= |v_P1Thread1of1ForFork3_#in~arg.base_17| v_P1Thread1of1ForFork3_~arg.base_15) (= v_~x~0_33 2) (= |v_P1Thread1of1ForFork3_#in~arg.offset_17| v_P1Thread1of1ForFork3_~arg.offset_15)) InVars {P1Thread1of1ForFork3_#in~arg.base=|v_P1Thread1of1ForFork3_#in~arg.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_86, P1Thread1of1ForFork3_#in~arg.offset=|v_P1Thread1of1ForFork3_#in~arg.offset_17|, ~y~0=v_~y~0_22} OutVars{P1Thread1of1ForFork3_#res.base=|v_P1Thread1of1ForFork3_#res.base_5|, P1Thread1of1ForFork3_~arg.offset=v_P1Thread1of1ForFork3_~arg.offset_15, P1Thread1of1ForFork3_#in~arg.base=|v_P1Thread1of1ForFork3_#in~arg.base_17|, P1Thread1of1ForFork3_~arg.base=v_P1Thread1of1ForFork3_~arg.base_15, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_21, P1Thread1of1ForFork3_#res.offset=|v_P1Thread1of1ForFork3_#res.offset_5|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_85, P1Thread1of1ForFork3_#in~arg.offset=|v_P1Thread1of1ForFork3_#in~arg.offset_17|, ~y~0=v_~y~0_22, ~x~0=v_~x~0_33} AuxVars[] AssignedVars[P1Thread1of1ForFork3_#res.base, P1Thread1of1ForFork3_~arg.offset, P1Thread1of1ForFork3_~arg.base, ~__unbuffered_p1_EAX~0, P1Thread1of1ForFork3_#res.offset, ~__unbuffered_cnt~0, ~x~0] because there is no mapped edge [2019-12-07 16:53:54,990 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [702] [702] L811-->L811-2: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd4~0_In1405620473 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In1405620473 256)))) (or (and (or .cse0 .cse1) (= ~z$w_buff0_used~0_In1405620473 |P3Thread1of1ForFork1_#t~ite28_Out1405620473|)) (and (not .cse0) (not .cse1) (= |P3Thread1of1ForFork1_#t~ite28_Out1405620473| 0)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In1405620473, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In1405620473} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In1405620473, P3Thread1of1ForFork1_#t~ite28=|P3Thread1of1ForFork1_#t~ite28_Out1405620473|, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In1405620473} AuxVars[] AssignedVars[P3Thread1of1ForFork1_#t~ite28] because there is no mapped edge [2019-12-07 16:53:54,990 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [701] [701] L812-->L812-2: Formula: (let ((.cse1 (= (mod ~z$w_buff1_used~0_In865776871 256) 0)) (.cse0 (= 0 (mod ~z$r_buff1_thd4~0_In865776871 256))) (.cse3 (= 0 (mod ~z$r_buff0_thd4~0_In865776871 256))) (.cse2 (= (mod ~z$w_buff0_used~0_In865776871 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |P3Thread1of1ForFork1_#t~ite29_Out865776871| 0)) (and (or .cse1 .cse0) (= ~z$w_buff1_used~0_In865776871 |P3Thread1of1ForFork1_#t~ite29_Out865776871|) (or .cse3 .cse2)))) InVars {~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In865776871, ~z$w_buff0_used~0=~z$w_buff0_used~0_In865776871, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In865776871, ~z$w_buff1_used~0=~z$w_buff1_used~0_In865776871} OutVars{~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In865776871, P3Thread1of1ForFork1_#t~ite29=|P3Thread1of1ForFork1_#t~ite29_Out865776871|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In865776871, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In865776871, ~z$w_buff1_used~0=~z$w_buff1_used~0_In865776871} AuxVars[] AssignedVars[P3Thread1of1ForFork1_#t~ite29] because there is no mapped edge [2019-12-07 16:53:54,991 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [706] [706] L813-->L814: Formula: (let ((.cse1 (= 0 (mod ~z$w_buff0_used~0_In1082188872 256))) (.cse2 (= ~z$r_buff0_thd4~0_Out1082188872 ~z$r_buff0_thd4~0_In1082188872)) (.cse0 (= 0 (mod ~z$r_buff0_thd4~0_In1082188872 256)))) (or (and (not .cse0) (not .cse1) (= ~z$r_buff0_thd4~0_Out1082188872 0)) (and .cse1 .cse2) (and .cse2 .cse0))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In1082188872, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In1082188872} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In1082188872, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_Out1082188872, P3Thread1of1ForFork1_#t~ite30=|P3Thread1of1ForFork1_#t~ite30_Out1082188872|} AuxVars[] AssignedVars[~z$r_buff0_thd4~0, P3Thread1of1ForFork1_#t~ite30] because there is no mapped edge [2019-12-07 16:53:54,991 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [704] [704] L814-->L814-2: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd4~0_In-1065788088 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In-1065788088 256))) (.cse3 (= 0 (mod ~z$r_buff1_thd4~0_In-1065788088 256))) (.cse2 (= 0 (mod ~z$w_buff1_used~0_In-1065788088 256)))) (or (and (= ~z$r_buff1_thd4~0_In-1065788088 |P3Thread1of1ForFork1_#t~ite31_Out-1065788088|) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse0) (not .cse1)) (and (not .cse3) (not .cse2))) (= 0 |P3Thread1of1ForFork1_#t~ite31_Out-1065788088|)))) InVars {~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In-1065788088, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1065788088, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In-1065788088, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1065788088} OutVars{~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In-1065788088, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1065788088, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In-1065788088, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1065788088, P3Thread1of1ForFork1_#t~ite31=|P3Thread1of1ForFork1_#t~ite31_Out-1065788088|} AuxVars[] AssignedVars[P3Thread1of1ForFork1_#t~ite31] because there is no mapped edge [2019-12-07 16:53:54,991 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [734] [734] L814-2-->P3EXIT: Formula: (and (= |v_P3Thread1of1ForFork1_#t~ite31_60| v_~z$r_buff1_thd4~0_109) (= v_~__unbuffered_cnt~0_133 (+ v_~__unbuffered_cnt~0_134 1)) (= |v_P3Thread1of1ForFork1_#res.offset_3| 0) (= |v_P3Thread1of1ForFork1_#res.base_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_134, P3Thread1of1ForFork1_#t~ite31=|v_P3Thread1of1ForFork1_#t~ite31_60|} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_109, P3Thread1of1ForFork1_#res.base=|v_P3Thread1of1ForFork1_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_133, P3Thread1of1ForFork1_#res.offset=|v_P3Thread1of1ForFork1_#res.offset_3|, P3Thread1of1ForFork1_#t~ite31=|v_P3Thread1of1ForFork1_#t~ite31_59|} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, P3Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0, P3Thread1of1ForFork1_#res.offset, P3Thread1of1ForFork1_#t~ite31] because there is no mapped edge [2019-12-07 16:53:54,994 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [757] [757] L778-->L779-8: Formula: (and (= |v_P2Thread1of1ForFork0_#t~ite23_31| |v_P2Thread1of1ForFork0_#t~ite23_30|) (= v_~z$r_buff1_thd3~0_210 |v_P2Thread1of1ForFork0_#t~ite24_44|) (= |v_P2Thread1of1ForFork0_#t~ite22_29| |v_P2Thread1of1ForFork0_#t~ite22_28|) (= v_~z$r_buff0_thd3~0_290 v_~z$r_buff0_thd3~0_289) (not (= (mod v_~weak$$choice2~0_121 256) 0))) InVars {P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_29|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_31|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_210, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_290, ~weak$$choice2~0=v_~weak$$choice2~0_121} OutVars{P2Thread1of1ForFork0_#t~ite21=|v_P2Thread1of1ForFork0_#t~ite21_13|, P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_28|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_30|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_210, P2Thread1of1ForFork0_#t~ite24=|v_P2Thread1of1ForFork0_#t~ite24_44|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_289, P2Thread1of1ForFork0_#t~ite20=|v_P2Thread1of1ForFork0_#t~ite20_29|, ~weak$$choice2~0=v_~weak$$choice2~0_121, P2Thread1of1ForFork0_#t~ite19=|v_P2Thread1of1ForFork0_#t~ite19_27|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite21, P2Thread1of1ForFork0_#t~ite22, P2Thread1of1ForFork0_#t~ite23, P2Thread1of1ForFork0_#t~ite24, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~ite20, P2Thread1of1ForFork0_#t~ite19] because there is no mapped edge [2019-12-07 16:53:54,995 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [676] [676] L781-->L789: Formula: (and (not (= 0 (mod v_~z$flush_delayed~0_10 256))) (= v_~__unbuffered_cnt~0_54 (+ v_~__unbuffered_cnt~0_55 1)) (= 0 v_~z$flush_delayed~0_9) (= v_~z~0_18 v_~z$mem_tmp~0_5)) InVars {~z$mem_tmp~0=v_~z$mem_tmp~0_5, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_55, ~z$flush_delayed~0=v_~z$flush_delayed~0_10} OutVars{P2Thread1of1ForFork0_#t~ite25=|v_P2Thread1of1ForFork0_#t~ite25_9|, ~z$mem_tmp~0=v_~z$mem_tmp~0_5, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_54, ~z$flush_delayed~0=v_~z$flush_delayed~0_9, ~z~0=v_~z~0_18} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite25, ~__unbuffered_cnt~0, ~z$flush_delayed~0, ~z~0] because there is no mapped edge [2019-12-07 16:53:54,995 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [644] [644] L843-->L845-2: Formula: (and (not (= 0 (mod v_~main$tmp_guard0~0_6 256))) (or (= 0 (mod v_~z$w_buff0_used~0_106 256)) (= (mod v_~z$r_buff0_thd0~0_21 256) 0))) InVars {~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_21, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_106, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_6} OutVars{~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_21, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_106, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_6} AuxVars[] AssignedVars[] because there is no mapped edge [2019-12-07 16:53:54,995 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [708] [708] L845-2-->L845-4: Formula: (let ((.cse1 (= 0 (mod ~z$w_buff1_used~0_In-1871631782 256))) (.cse0 (= 0 (mod ~z$r_buff1_thd0~0_In-1871631782 256)))) (or (and (or .cse0 .cse1) (= |ULTIMATE.start_main_#t~ite36_Out-1871631782| ~z~0_In-1871631782)) (and (not .cse1) (= |ULTIMATE.start_main_#t~ite36_Out-1871631782| ~z$w_buff1~0_In-1871631782) (not .cse0)))) InVars {~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-1871631782, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1871631782, ~z$w_buff1~0=~z$w_buff1~0_In-1871631782, ~z~0=~z~0_In-1871631782} OutVars{~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-1871631782, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1871631782, ULTIMATE.start_main_#t~ite36=|ULTIMATE.start_main_#t~ite36_Out-1871631782|, ~z$w_buff1~0=~z$w_buff1~0_In-1871631782, ~z~0=~z~0_In-1871631782} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36] because there is no mapped edge [2019-12-07 16:53:54,995 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [647] [647] L845-4-->L846: Formula: (= v_~z~0_13 |v_ULTIMATE.start_main_#t~ite36_7|) InVars {ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_7|} OutVars{ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_6|, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_7|, ~z~0=v_~z~0_13} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite37, ~z~0] because there is no mapped edge [2019-12-07 16:53:54,995 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [712] [712] L846-->L846-2: Formula: (let ((.cse1 (= (mod ~z$r_buff0_thd0~0_In-138172003 256) 0)) (.cse0 (= (mod ~z$w_buff0_used~0_In-138172003 256) 0))) (or (and (= ~z$w_buff0_used~0_In-138172003 |ULTIMATE.start_main_#t~ite38_Out-138172003|) (or .cse0 .cse1)) (and (not .cse1) (= 0 |ULTIMATE.start_main_#t~ite38_Out-138172003|) (not .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-138172003, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-138172003} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-138172003, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-138172003, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out-138172003|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite38] because there is no mapped edge [2019-12-07 16:53:54,996 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [703] [703] L847-->L847-2: Formula: (let ((.cse2 (= 0 (mod ~z$w_buff1_used~0_In-698606556 256))) (.cse3 (= (mod ~z$r_buff1_thd0~0_In-698606556 256) 0)) (.cse1 (= (mod ~z$r_buff0_thd0~0_In-698606556 256) 0)) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In-698606556 256)))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite39_Out-698606556| ~z$w_buff1_used~0_In-698606556)) (and (= |ULTIMATE.start_main_#t~ite39_Out-698606556| 0) (or (and (not .cse2) (not .cse3)) (and (not .cse1) (not .cse0)))))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-698606556, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-698606556, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-698606556, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-698606556} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-698606556, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out-698606556|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-698606556, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-698606556, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-698606556} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite39] because there is no mapped edge [2019-12-07 16:53:54,996 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [709] [709] L848-->L848-2: Formula: (let ((.cse1 (= (mod ~z$w_buff0_used~0_In2123895720 256) 0)) (.cse0 (= 0 (mod ~z$r_buff0_thd0~0_In2123895720 256)))) (or (and (= |ULTIMATE.start_main_#t~ite40_Out2123895720| 0) (not .cse0) (not .cse1)) (and (= |ULTIMATE.start_main_#t~ite40_Out2123895720| ~z$r_buff0_thd0~0_In2123895720) (or .cse1 .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In2123895720, ~z$w_buff0_used~0=~z$w_buff0_used~0_In2123895720} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In2123895720, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out2123895720|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In2123895720} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-12-07 16:53:54,997 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [698] [698] L849-->L849-2: Formula: (let ((.cse2 (= 0 (mod ~z$r_buff0_thd0~0_In403102693 256))) (.cse3 (= 0 (mod ~z$w_buff0_used~0_In403102693 256))) (.cse1 (= (mod ~z$w_buff1_used~0_In403102693 256) 0)) (.cse0 (= 0 (mod ~z$r_buff1_thd0~0_In403102693 256)))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite41_Out403102693| ~z$r_buff1_thd0~0_In403102693)) (and (= |ULTIMATE.start_main_#t~ite41_Out403102693| 0) (or (and (not .cse2) (not .cse3)) (and (not .cse1) (not .cse0)))))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In403102693, ~z$w_buff0_used~0=~z$w_buff0_used~0_In403102693, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In403102693, ~z$w_buff1_used~0=~z$w_buff1_used~0_In403102693} OutVars{ULTIMATE.start_main_#t~ite41=|ULTIMATE.start_main_#t~ite41_Out403102693|, ~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In403102693, ~z$w_buff0_used~0=~z$w_buff0_used~0_In403102693, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In403102693, ~z$w_buff1_used~0=~z$w_buff1_used~0_In403102693} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41] because there is no mapped edge [2019-12-07 16:53:54,997 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [753] [753] L849-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_~main$tmp_guard1~0_21 (ite (= (ite (not (and (= 0 v_~__unbuffered_p2_EAX~0_27) (= v_~x~0_63 2) (= 0 v_~__unbuffered_p3_EAX~0_80) (= 0 v_~__unbuffered_p1_EAX~0_40))) 1 0) 0) 0 1)) (= v_ULTIMATE.start___VERIFIER_assert_~expression_16 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_8|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_16 0) (= v_~z$r_buff1_thd0~0_120 |v_ULTIMATE.start_main_#t~ite41_44|) (= (mod v_~main$tmp_guard1~0_21 256) |v_ULTIMATE.start___VERIFIER_assert_#in~expression_8|)) InVars {ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_44|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_40, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_80, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_27, ~x~0=v_~x~0_63} OutVars{ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_43|, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_16, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_40, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_120, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_80, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_21, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_27, ~x~0=v_~x~0_63, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41, ULTIMATE.start___VERIFIER_assert_~expression, ~z$r_buff1_thd0~0, ~main$tmp_guard1~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-07 16:53:55,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 04:53:55 BasicIcfg [2019-12-07 16:53:55,049 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 16:53:55,049 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 16:53:55,049 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 16:53:55,050 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 16:53:55,050 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:53:40" (3/4) ... [2019-12-07 16:53:55,051 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 16:53:55,052 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [763] [763] ULTIMATE.startENTRY-->L833: Formula: (let ((.cse0 (store |v_#valid_85| 0 0))) (and (= 0 v_~z$r_buff0_thd4~0_184) (= 0 v_~__unbuffered_p2_EAX~0_43) (= v_~z$mem_tmp~0_33 0) (= 0 v_~z$r_buff0_thd3~0_318) (= 0 v_~z$r_buff1_thd4~0_160) (= v_~weak$$choice2~0_130 0) (= v_~z$read_delayed~0_8 0) (= v_~main$tmp_guard0~0_27 0) (= v_~z$read_delayed_var~0.base_8 0) (= 0 (select .cse0 |v_ULTIMATE.start_main_~#t1365~0.base_36|)) (= 0 v_~z$r_buff1_thd1~0_92) (< 0 |v_#StackHeapBarrier_18|) (= 0 v_~__unbuffered_p1_EAX~0_54) (= (store |v_#length_28| |v_ULTIMATE.start_main_~#t1365~0.base_36| 4) |v_#length_27|) (= v_~z$r_buff1_thd0~0_160 0) (= 0 v_~z$r_buff1_thd2~0_92) (= 0 v_~weak$$choice0~0_21) (= (store .cse0 |v_ULTIMATE.start_main_~#t1365~0.base_36| 1) |v_#valid_83|) (= 0 v_~z$r_buff1_thd3~0_237) (= v_~__unbuffered_p3_EAX~0_110 0) (= 0 v_~z$flush_delayed~0_68) (= v_~z$w_buff1_used~0_386 0) (= v_~x~0_77 0) (= v_~z~0_154 0) (= v_~y~0_44 0) (= |v_#NULL.offset_5| 0) (= v_~a~0_69 0) (= v_~__unbuffered_cnt~0_186 0) (= 0 |v_ULTIMATE.start_main_~#t1365~0.offset_23|) (= v_~z$r_buff0_thd1~0_47 0) (= v_~z$w_buff0~0_354 0) (= v_~z$w_buff1~0_215 0) (= v_~z$w_buff0_used~0_630 0) (< |v_#StackHeapBarrier_18| |v_ULTIMATE.start_main_~#t1365~0.base_36|) (= |v_#memory_int_19| (store |v_#memory_int_20| |v_ULTIMATE.start_main_~#t1365~0.base_36| (store (select |v_#memory_int_20| |v_ULTIMATE.start_main_~#t1365~0.base_36|) |v_ULTIMATE.start_main_~#t1365~0.offset_23| 0))) (= v_~z$r_buff0_thd2~0_47 0) (= 0 |v_#NULL.base_5|) (= v_~z$read_delayed_var~0.offset_8 0) (= v_~z$r_buff0_thd0~0_122 0) (= v_~main$tmp_guard1~0_40 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_18|, #valid=|v_#valid_85|, #memory_int=|v_#memory_int_20|, #length=|v_#length_28|} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_8|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_8|, ULTIMATE.start_main_~#t1367~0.offset=|v_ULTIMATE.start_main_~#t1367~0.offset_24|, ULTIMATE.start_main_~#t1366~0.base=|v_ULTIMATE.start_main_~#t1366~0.base_37|, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_92, #NULL.offset=|v_#NULL.offset_5|, ~a~0=v_~a~0_69, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_122, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_54, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_184, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_110, #length=|v_#length_27|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_43, ~z$mem_tmp~0=v_~z$mem_tmp~0_33, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_35|, ULTIMATE.start_main_~#t1365~0.offset=|v_ULTIMATE.start_main_~#t1365~0.offset_23|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_386, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_54|, ~z$flush_delayed~0=v_~z$flush_delayed~0_68, ~weak$$choice0~0=v_~weak$$choice0~0_21, #StackHeapBarrier=|v_#StackHeapBarrier_18|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_33|, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_92, ~z$read_delayed_var~0.base=v_~z$read_delayed_var~0.base_8, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_318, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_186, ~x~0=v_~x~0_77, ULTIMATE.start_main_~#t1365~0.base=|v_ULTIMATE.start_main_~#t1365~0.base_36|, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_160, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_8|, ULTIMATE.start_main_#t~nondet35=|v_ULTIMATE.start_main_#t~nondet35_14|, ~z$read_delayed~0=v_~z$read_delayed~0_8, ~z$w_buff1~0=v_~z$w_buff1~0_215, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_40, ~z$read_delayed_var~0.offset=v_~z$read_delayed_var~0.offset_8, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_160, ULTIMATE.start_main_~#t1366~0.offset=|v_ULTIMATE.start_main_~#t1366~0.offset_24|, ~y~0=v_~y~0_44, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_47, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_630, ~z$w_buff0~0=v_~z$w_buff0~0_354, ULTIMATE.start_main_~#t1368~0.base=|v_ULTIMATE.start_main_~#t1368~0.base_17|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_237, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_43|, ULTIMATE.start_main_#t~ite38=|v_ULTIMATE.start_main_#t~ite38_33|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_27, #NULL.base=|v_#NULL.base_5|, ULTIMATE.start_main_~#t1367~0.base=|v_ULTIMATE.start_main_~#t1367~0.base_37|, ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_72|, ULTIMATE.start_main_~#t1368~0.offset=|v_ULTIMATE.start_main_~#t1368~0.offset_14|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_26|, #valid=|v_#valid_83|, #memory_int=|v_#memory_int_19|, ~z~0=v_~z~0_154, ~weak$$choice2~0=v_~weak$$choice2~0_130, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_47} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_~#t1367~0.offset, ULTIMATE.start_main_~#t1366~0.base, ~z$r_buff1_thd2~0, #NULL.offset, ~a~0, ~z$r_buff0_thd0~0, ~__unbuffered_p1_EAX~0, ~z$r_buff0_thd4~0, ~__unbuffered_p3_EAX~0, #length, ~__unbuffered_p2_EAX~0, ~z$mem_tmp~0, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_~#t1365~0.offset, ~z$w_buff1_used~0, ULTIMATE.start_main_#t~ite37, ~z$flush_delayed~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite40, ~z$r_buff1_thd1~0, ~z$read_delayed_var~0.base, ~z$r_buff0_thd3~0, ~__unbuffered_cnt~0, ~x~0, ULTIMATE.start_main_~#t1365~0.base, ~z$r_buff1_thd4~0, ULTIMATE.start_main_#t~nondet33, ULTIMATE.start_main_#t~nondet35, ~z$read_delayed~0, ~z$w_buff1~0, ~main$tmp_guard1~0, ~z$read_delayed_var~0.offset, ~z$r_buff1_thd0~0, ULTIMATE.start_main_~#t1366~0.offset, ~y~0, ~z$r_buff0_thd2~0, ~z$w_buff0_used~0, ~z$w_buff0~0, ULTIMATE.start_main_~#t1368~0.base, ~z$r_buff1_thd3~0, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ~main$tmp_guard0~0, #NULL.base, ULTIMATE.start_main_~#t1367~0.base, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_~#t1368~0.offset, ULTIMATE.start_main_#res, #valid, #memory_int, ~z~0, ~weak$$choice2~0, ~z$r_buff0_thd1~0] because there is no mapped edge [2019-12-07 16:53:55,052 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [725] [725] L833-1-->L835: Formula: (and (= 0 |v_ULTIMATE.start_main_~#t1366~0.offset_10|) (= (store |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1366~0.base_11| (store (select |v_#memory_int_14| |v_ULTIMATE.start_main_~#t1366~0.base_11|) |v_ULTIMATE.start_main_~#t1366~0.offset_10| 1)) |v_#memory_int_13|) (= |v_#valid_43| (store |v_#valid_44| |v_ULTIMATE.start_main_~#t1366~0.base_11| 1)) (= (store |v_#length_22| |v_ULTIMATE.start_main_~#t1366~0.base_11| 4) |v_#length_21|) (= 0 (select |v_#valid_44| |v_ULTIMATE.start_main_~#t1366~0.base_11|)) (< |v_#StackHeapBarrier_14| |v_ULTIMATE.start_main_~#t1366~0.base_11|) (not (= 0 |v_ULTIMATE.start_main_~#t1366~0.base_11|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_14|, #valid=|v_#valid_44|, #memory_int=|v_#memory_int_14|, #length=|v_#length_22|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_14|, ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_6|, ULTIMATE.start_main_~#t1366~0.base=|v_ULTIMATE.start_main_~#t1366~0.base_11|, ULTIMATE.start_main_~#t1366~0.offset=|v_ULTIMATE.start_main_~#t1366~0.offset_10|, #valid=|v_#valid_43|, #memory_int=|v_#memory_int_13|, #length=|v_#length_21|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_~#t1366~0.base, ULTIMATE.start_main_~#t1366~0.offset, #valid, #memory_int, #length] because there is no mapped edge [2019-12-07 16:53:55,052 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [719] [719] L835-1-->L837: Formula: (and (= |v_ULTIMATE.start_main_~#t1367~0.offset_10| 0) (= (store |v_#valid_42| |v_ULTIMATE.start_main_~#t1367~0.base_11| 1) |v_#valid_41|) (not (= |v_ULTIMATE.start_main_~#t1367~0.base_11| 0)) (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1367~0.base_11| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1367~0.base_11|) |v_ULTIMATE.start_main_~#t1367~0.offset_10| 2)) |v_#memory_int_11|) (= (select |v_#valid_42| |v_ULTIMATE.start_main_~#t1367~0.base_11|) 0) (< |v_#StackHeapBarrier_13| |v_ULTIMATE.start_main_~#t1367~0.base_11|) (= |v_#length_19| (store |v_#length_20| |v_ULTIMATE.start_main_~#t1367~0.base_11| 4))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_13|, #valid=|v_#valid_42|, #memory_int=|v_#memory_int_12|, #length=|v_#length_20|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_13|, ULTIMATE.start_main_~#t1367~0.offset=|v_ULTIMATE.start_main_~#t1367~0.offset_10|, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_6|, #valid=|v_#valid_41|, #memory_int=|v_#memory_int_11|, #length=|v_#length_19|, ULTIMATE.start_main_~#t1367~0.base=|v_ULTIMATE.start_main_~#t1367~0.base_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1367~0.offset, ULTIMATE.start_main_#t~nondet33, #valid, #memory_int, #length, ULTIMATE.start_main_~#t1367~0.base] because there is no mapped edge [2019-12-07 16:53:55,053 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [736] [736] L837-1-->L839: Formula: (and (= (select |v_#valid_51| |v_ULTIMATE.start_main_~#t1368~0.base_13|) 0) (= |v_ULTIMATE.start_main_~#t1368~0.offset_11| 0) (< |v_#StackHeapBarrier_15| |v_ULTIMATE.start_main_~#t1368~0.base_13|) (= (store |v_#valid_51| |v_ULTIMATE.start_main_~#t1368~0.base_13| 1) |v_#valid_50|) (= (store |v_#memory_int_16| |v_ULTIMATE.start_main_~#t1368~0.base_13| (store (select |v_#memory_int_16| |v_ULTIMATE.start_main_~#t1368~0.base_13|) |v_ULTIMATE.start_main_~#t1368~0.offset_11| 3)) |v_#memory_int_15|) (= (store |v_#length_24| |v_ULTIMATE.start_main_~#t1368~0.base_13| 4) |v_#length_23|) (not (= |v_ULTIMATE.start_main_~#t1368~0.base_13| 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_15|, #valid=|v_#valid_51|, #memory_int=|v_#memory_int_16|, #length=|v_#length_24|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_15|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_~#t1368~0.base=|v_ULTIMATE.start_main_~#t1368~0.base_13|, ULTIMATE.start_main_~#t1368~0.offset=|v_ULTIMATE.start_main_~#t1368~0.offset_11|, #valid=|v_#valid_50|, #memory_int=|v_#memory_int_15|, #length=|v_#length_23|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_~#t1368~0.base, ULTIMATE.start_main_~#t1368~0.offset, #valid, #memory_int, #length] because there is no mapped edge [2019-12-07 16:53:55,053 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [662] [662] L4-->L810: Formula: (and (= v_~z$r_buff0_thd0~0_40 v_~z$r_buff1_thd0~0_25) (= v_~z$r_buff1_thd2~0_6 v_~z$r_buff0_thd2~0_7) (= v_~z$r_buff1_thd1~0_6 v_~z$r_buff0_thd1~0_7) (= v_~a~0_15 v_~__unbuffered_p3_EAX~0_9) (= v_~z$r_buff0_thd4~0_25 1) (not (= 0 v_P3Thread1of1ForFork1___VERIFIER_assert_~expression_20)) (= v_~z$r_buff0_thd4~0_26 v_~z$r_buff1_thd4~0_17) (= v_~z$r_buff0_thd3~0_59 v_~z$r_buff1_thd3~0_33)) InVars {~a~0=v_~a~0_15, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_40, P3Thread1of1ForFork1___VERIFIER_assert_~expression=v_P3Thread1of1ForFork1___VERIFIER_assert_~expression_20, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_26, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_59, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_7, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_7} OutVars{P3Thread1of1ForFork1___VERIFIER_assert_~expression=v_P3Thread1of1ForFork1___VERIFIER_assert_~expression_20, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_17, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_33, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_6, ~a~0=v_~a~0_15, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_40, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_25, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_6, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_9, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_25, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_59, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_7, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_7} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, ~z$r_buff1_thd3~0, ~z$r_buff1_thd0~0, ~z$r_buff1_thd2~0, ~z$r_buff1_thd1~0, ~__unbuffered_p3_EAX~0, ~z$r_buff0_thd4~0] because there is no mapped edge [2019-12-07 16:53:55,053 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [739] [739] P0ENTRY-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork2_#in~arg.offset_23| v_P0Thread1of1ForFork2_~arg.offset_21) (= v_~a~0_44 1) (= |v_P0Thread1of1ForFork2_#res.base_11| 0) (= v_~__unbuffered_cnt~0_151 (+ v_~__unbuffered_cnt~0_152 1)) (= 0 |v_P0Thread1of1ForFork2_#res.offset_11|) (= v_~x~0_51 1) (= v_P0Thread1of1ForFork2_~arg.base_21 |v_P0Thread1of1ForFork2_#in~arg.base_23|)) InVars {P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_23|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_152, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_23|} OutVars{~a~0=v_~a~0_44, P0Thread1of1ForFork2_#in~arg.offset=|v_P0Thread1of1ForFork2_#in~arg.offset_23|, P0Thread1of1ForFork2_~arg.offset=v_P0Thread1of1ForFork2_~arg.offset_21, P0Thread1of1ForFork2_#res.offset=|v_P0Thread1of1ForFork2_#res.offset_11|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_151, P0Thread1of1ForFork2_#in~arg.base=|v_P0Thread1of1ForFork2_#in~arg.base_23|, P0Thread1of1ForFork2_#res.base=|v_P0Thread1of1ForFork2_#res.base_11|, ~x~0=v_~x~0_51, P0Thread1of1ForFork2_~arg.base=v_P0Thread1of1ForFork2_~arg.base_21} AuxVars[] AssignedVars[~a~0, P0Thread1of1ForFork2_~arg.offset, P0Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P0Thread1of1ForFork2_#res.base, ~x~0, P0Thread1of1ForFork2_~arg.base] because there is no mapped edge [2019-12-07 16:53:55,054 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [730] [730] P1ENTRY-->P1EXIT: Formula: (and (= 0 |v_P1Thread1of1ForFork3_#res.base_5|) (= 0 |v_P1Thread1of1ForFork3_#res.offset_5|) (= v_~y~0_22 v_~__unbuffered_p1_EAX~0_21) (= (+ v_~__unbuffered_cnt~0_86 1) v_~__unbuffered_cnt~0_85) (= |v_P1Thread1of1ForFork3_#in~arg.base_17| v_P1Thread1of1ForFork3_~arg.base_15) (= v_~x~0_33 2) (= |v_P1Thread1of1ForFork3_#in~arg.offset_17| v_P1Thread1of1ForFork3_~arg.offset_15)) InVars {P1Thread1of1ForFork3_#in~arg.base=|v_P1Thread1of1ForFork3_#in~arg.base_17|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_86, P1Thread1of1ForFork3_#in~arg.offset=|v_P1Thread1of1ForFork3_#in~arg.offset_17|, ~y~0=v_~y~0_22} OutVars{P1Thread1of1ForFork3_#res.base=|v_P1Thread1of1ForFork3_#res.base_5|, P1Thread1of1ForFork3_~arg.offset=v_P1Thread1of1ForFork3_~arg.offset_15, P1Thread1of1ForFork3_#in~arg.base=|v_P1Thread1of1ForFork3_#in~arg.base_17|, P1Thread1of1ForFork3_~arg.base=v_P1Thread1of1ForFork3_~arg.base_15, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_21, P1Thread1of1ForFork3_#res.offset=|v_P1Thread1of1ForFork3_#res.offset_5|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_85, P1Thread1of1ForFork3_#in~arg.offset=|v_P1Thread1of1ForFork3_#in~arg.offset_17|, ~y~0=v_~y~0_22, ~x~0=v_~x~0_33} AuxVars[] AssignedVars[P1Thread1of1ForFork3_#res.base, P1Thread1of1ForFork3_~arg.offset, P1Thread1of1ForFork3_~arg.base, ~__unbuffered_p1_EAX~0, P1Thread1of1ForFork3_#res.offset, ~__unbuffered_cnt~0, ~x~0] because there is no mapped edge [2019-12-07 16:53:55,055 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [702] [702] L811-->L811-2: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd4~0_In1405620473 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In1405620473 256)))) (or (and (or .cse0 .cse1) (= ~z$w_buff0_used~0_In1405620473 |P3Thread1of1ForFork1_#t~ite28_Out1405620473|)) (and (not .cse0) (not .cse1) (= |P3Thread1of1ForFork1_#t~ite28_Out1405620473| 0)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In1405620473, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In1405620473} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In1405620473, P3Thread1of1ForFork1_#t~ite28=|P3Thread1of1ForFork1_#t~ite28_Out1405620473|, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In1405620473} AuxVars[] AssignedVars[P3Thread1of1ForFork1_#t~ite28] because there is no mapped edge [2019-12-07 16:53:55,055 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [701] [701] L812-->L812-2: Formula: (let ((.cse1 (= (mod ~z$w_buff1_used~0_In865776871 256) 0)) (.cse0 (= 0 (mod ~z$r_buff1_thd4~0_In865776871 256))) (.cse3 (= 0 (mod ~z$r_buff0_thd4~0_In865776871 256))) (.cse2 (= (mod ~z$w_buff0_used~0_In865776871 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |P3Thread1of1ForFork1_#t~ite29_Out865776871| 0)) (and (or .cse1 .cse0) (= ~z$w_buff1_used~0_In865776871 |P3Thread1of1ForFork1_#t~ite29_Out865776871|) (or .cse3 .cse2)))) InVars {~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In865776871, ~z$w_buff0_used~0=~z$w_buff0_used~0_In865776871, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In865776871, ~z$w_buff1_used~0=~z$w_buff1_used~0_In865776871} OutVars{~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In865776871, P3Thread1of1ForFork1_#t~ite29=|P3Thread1of1ForFork1_#t~ite29_Out865776871|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In865776871, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In865776871, ~z$w_buff1_used~0=~z$w_buff1_used~0_In865776871} AuxVars[] AssignedVars[P3Thread1of1ForFork1_#t~ite29] because there is no mapped edge [2019-12-07 16:53:55,056 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [706] [706] L813-->L814: Formula: (let ((.cse1 (= 0 (mod ~z$w_buff0_used~0_In1082188872 256))) (.cse2 (= ~z$r_buff0_thd4~0_Out1082188872 ~z$r_buff0_thd4~0_In1082188872)) (.cse0 (= 0 (mod ~z$r_buff0_thd4~0_In1082188872 256)))) (or (and (not .cse0) (not .cse1) (= ~z$r_buff0_thd4~0_Out1082188872 0)) (and .cse1 .cse2) (and .cse2 .cse0))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In1082188872, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In1082188872} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In1082188872, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_Out1082188872, P3Thread1of1ForFork1_#t~ite30=|P3Thread1of1ForFork1_#t~ite30_Out1082188872|} AuxVars[] AssignedVars[~z$r_buff0_thd4~0, P3Thread1of1ForFork1_#t~ite30] because there is no mapped edge [2019-12-07 16:53:55,056 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [704] [704] L814-->L814-2: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd4~0_In-1065788088 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In-1065788088 256))) (.cse3 (= 0 (mod ~z$r_buff1_thd4~0_In-1065788088 256))) (.cse2 (= 0 (mod ~z$w_buff1_used~0_In-1065788088 256)))) (or (and (= ~z$r_buff1_thd4~0_In-1065788088 |P3Thread1of1ForFork1_#t~ite31_Out-1065788088|) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse0) (not .cse1)) (and (not .cse3) (not .cse2))) (= 0 |P3Thread1of1ForFork1_#t~ite31_Out-1065788088|)))) InVars {~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In-1065788088, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1065788088, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In-1065788088, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1065788088} OutVars{~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In-1065788088, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1065788088, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In-1065788088, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1065788088, P3Thread1of1ForFork1_#t~ite31=|P3Thread1of1ForFork1_#t~ite31_Out-1065788088|} AuxVars[] AssignedVars[P3Thread1of1ForFork1_#t~ite31] because there is no mapped edge [2019-12-07 16:53:55,056 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [734] [734] L814-2-->P3EXIT: Formula: (and (= |v_P3Thread1of1ForFork1_#t~ite31_60| v_~z$r_buff1_thd4~0_109) (= v_~__unbuffered_cnt~0_133 (+ v_~__unbuffered_cnt~0_134 1)) (= |v_P3Thread1of1ForFork1_#res.offset_3| 0) (= |v_P3Thread1of1ForFork1_#res.base_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_134, P3Thread1of1ForFork1_#t~ite31=|v_P3Thread1of1ForFork1_#t~ite31_60|} OutVars{~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_109, P3Thread1of1ForFork1_#res.base=|v_P3Thread1of1ForFork1_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_133, P3Thread1of1ForFork1_#res.offset=|v_P3Thread1of1ForFork1_#res.offset_3|, P3Thread1of1ForFork1_#t~ite31=|v_P3Thread1of1ForFork1_#t~ite31_59|} AuxVars[] AssignedVars[~z$r_buff1_thd4~0, P3Thread1of1ForFork1_#res.base, ~__unbuffered_cnt~0, P3Thread1of1ForFork1_#res.offset, P3Thread1of1ForFork1_#t~ite31] because there is no mapped edge [2019-12-07 16:53:55,059 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [757] [757] L778-->L779-8: Formula: (and (= |v_P2Thread1of1ForFork0_#t~ite23_31| |v_P2Thread1of1ForFork0_#t~ite23_30|) (= v_~z$r_buff1_thd3~0_210 |v_P2Thread1of1ForFork0_#t~ite24_44|) (= |v_P2Thread1of1ForFork0_#t~ite22_29| |v_P2Thread1of1ForFork0_#t~ite22_28|) (= v_~z$r_buff0_thd3~0_290 v_~z$r_buff0_thd3~0_289) (not (= (mod v_~weak$$choice2~0_121 256) 0))) InVars {P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_29|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_31|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_210, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_290, ~weak$$choice2~0=v_~weak$$choice2~0_121} OutVars{P2Thread1of1ForFork0_#t~ite21=|v_P2Thread1of1ForFork0_#t~ite21_13|, P2Thread1of1ForFork0_#t~ite22=|v_P2Thread1of1ForFork0_#t~ite22_28|, P2Thread1of1ForFork0_#t~ite23=|v_P2Thread1of1ForFork0_#t~ite23_30|, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_210, P2Thread1of1ForFork0_#t~ite24=|v_P2Thread1of1ForFork0_#t~ite24_44|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_289, P2Thread1of1ForFork0_#t~ite20=|v_P2Thread1of1ForFork0_#t~ite20_29|, ~weak$$choice2~0=v_~weak$$choice2~0_121, P2Thread1of1ForFork0_#t~ite19=|v_P2Thread1of1ForFork0_#t~ite19_27|} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite21, P2Thread1of1ForFork0_#t~ite22, P2Thread1of1ForFork0_#t~ite23, P2Thread1of1ForFork0_#t~ite24, ~z$r_buff0_thd3~0, P2Thread1of1ForFork0_#t~ite20, P2Thread1of1ForFork0_#t~ite19] because there is no mapped edge [2019-12-07 16:53:55,059 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [676] [676] L781-->L789: Formula: (and (not (= 0 (mod v_~z$flush_delayed~0_10 256))) (= v_~__unbuffered_cnt~0_54 (+ v_~__unbuffered_cnt~0_55 1)) (= 0 v_~z$flush_delayed~0_9) (= v_~z~0_18 v_~z$mem_tmp~0_5)) InVars {~z$mem_tmp~0=v_~z$mem_tmp~0_5, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_55, ~z$flush_delayed~0=v_~z$flush_delayed~0_10} OutVars{P2Thread1of1ForFork0_#t~ite25=|v_P2Thread1of1ForFork0_#t~ite25_9|, ~z$mem_tmp~0=v_~z$mem_tmp~0_5, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_54, ~z$flush_delayed~0=v_~z$flush_delayed~0_9, ~z~0=v_~z~0_18} AuxVars[] AssignedVars[P2Thread1of1ForFork0_#t~ite25, ~__unbuffered_cnt~0, ~z$flush_delayed~0, ~z~0] because there is no mapped edge [2019-12-07 16:53:55,060 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [644] [644] L843-->L845-2: Formula: (and (not (= 0 (mod v_~main$tmp_guard0~0_6 256))) (or (= 0 (mod v_~z$w_buff0_used~0_106 256)) (= (mod v_~z$r_buff0_thd0~0_21 256) 0))) InVars {~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_21, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_106, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_6} OutVars{~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_21, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_106, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_6} AuxVars[] AssignedVars[] because there is no mapped edge [2019-12-07 16:53:55,060 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [708] [708] L845-2-->L845-4: Formula: (let ((.cse1 (= 0 (mod ~z$w_buff1_used~0_In-1871631782 256))) (.cse0 (= 0 (mod ~z$r_buff1_thd0~0_In-1871631782 256)))) (or (and (or .cse0 .cse1) (= |ULTIMATE.start_main_#t~ite36_Out-1871631782| ~z~0_In-1871631782)) (and (not .cse1) (= |ULTIMATE.start_main_#t~ite36_Out-1871631782| ~z$w_buff1~0_In-1871631782) (not .cse0)))) InVars {~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-1871631782, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1871631782, ~z$w_buff1~0=~z$w_buff1~0_In-1871631782, ~z~0=~z~0_In-1871631782} OutVars{~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-1871631782, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1871631782, ULTIMATE.start_main_#t~ite36=|ULTIMATE.start_main_#t~ite36_Out-1871631782|, ~z$w_buff1~0=~z$w_buff1~0_In-1871631782, ~z~0=~z~0_In-1871631782} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36] because there is no mapped edge [2019-12-07 16:53:55,060 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [647] [647] L845-4-->L846: Formula: (= v_~z~0_13 |v_ULTIMATE.start_main_#t~ite36_7|) InVars {ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_7|} OutVars{ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_6|, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_7|, ~z~0=v_~z~0_13} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite37, ~z~0] because there is no mapped edge [2019-12-07 16:53:55,060 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [712] [712] L846-->L846-2: Formula: (let ((.cse1 (= (mod ~z$r_buff0_thd0~0_In-138172003 256) 0)) (.cse0 (= (mod ~z$w_buff0_used~0_In-138172003 256) 0))) (or (and (= ~z$w_buff0_used~0_In-138172003 |ULTIMATE.start_main_#t~ite38_Out-138172003|) (or .cse0 .cse1)) (and (not .cse1) (= 0 |ULTIMATE.start_main_#t~ite38_Out-138172003|) (not .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-138172003, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-138172003} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-138172003, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-138172003, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out-138172003|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite38] because there is no mapped edge [2019-12-07 16:53:55,060 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [703] [703] L847-->L847-2: Formula: (let ((.cse2 (= 0 (mod ~z$w_buff1_used~0_In-698606556 256))) (.cse3 (= (mod ~z$r_buff1_thd0~0_In-698606556 256) 0)) (.cse1 (= (mod ~z$r_buff0_thd0~0_In-698606556 256) 0)) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In-698606556 256)))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite39_Out-698606556| ~z$w_buff1_used~0_In-698606556)) (and (= |ULTIMATE.start_main_#t~ite39_Out-698606556| 0) (or (and (not .cse2) (not .cse3)) (and (not .cse1) (not .cse0)))))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-698606556, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-698606556, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-698606556, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-698606556} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-698606556, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out-698606556|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-698606556, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-698606556, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-698606556} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite39] because there is no mapped edge [2019-12-07 16:53:55,061 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [709] [709] L848-->L848-2: Formula: (let ((.cse1 (= (mod ~z$w_buff0_used~0_In2123895720 256) 0)) (.cse0 (= 0 (mod ~z$r_buff0_thd0~0_In2123895720 256)))) (or (and (= |ULTIMATE.start_main_#t~ite40_Out2123895720| 0) (not .cse0) (not .cse1)) (and (= |ULTIMATE.start_main_#t~ite40_Out2123895720| ~z$r_buff0_thd0~0_In2123895720) (or .cse1 .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In2123895720, ~z$w_buff0_used~0=~z$w_buff0_used~0_In2123895720} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In2123895720, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out2123895720|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In2123895720} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-12-07 16:53:55,061 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [698] [698] L849-->L849-2: Formula: (let ((.cse2 (= 0 (mod ~z$r_buff0_thd0~0_In403102693 256))) (.cse3 (= 0 (mod ~z$w_buff0_used~0_In403102693 256))) (.cse1 (= (mod ~z$w_buff1_used~0_In403102693 256) 0)) (.cse0 (= 0 (mod ~z$r_buff1_thd0~0_In403102693 256)))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite41_Out403102693| ~z$r_buff1_thd0~0_In403102693)) (and (= |ULTIMATE.start_main_#t~ite41_Out403102693| 0) (or (and (not .cse2) (not .cse3)) (and (not .cse1) (not .cse0)))))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In403102693, ~z$w_buff0_used~0=~z$w_buff0_used~0_In403102693, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In403102693, ~z$w_buff1_used~0=~z$w_buff1_used~0_In403102693} OutVars{ULTIMATE.start_main_#t~ite41=|ULTIMATE.start_main_#t~ite41_Out403102693|, ~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In403102693, ~z$w_buff0_used~0=~z$w_buff0_used~0_In403102693, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In403102693, ~z$w_buff1_used~0=~z$w_buff1_used~0_In403102693} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41] because there is no mapped edge [2019-12-07 16:53:55,061 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [753] [753] L849-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_~main$tmp_guard1~0_21 (ite (= (ite (not (and (= 0 v_~__unbuffered_p2_EAX~0_27) (= v_~x~0_63 2) (= 0 v_~__unbuffered_p3_EAX~0_80) (= 0 v_~__unbuffered_p1_EAX~0_40))) 1 0) 0) 0 1)) (= v_ULTIMATE.start___VERIFIER_assert_~expression_16 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_8|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_16 0) (= v_~z$r_buff1_thd0~0_120 |v_ULTIMATE.start_main_#t~ite41_44|) (= (mod v_~main$tmp_guard1~0_21 256) |v_ULTIMATE.start___VERIFIER_assert_#in~expression_8|)) InVars {ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_44|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_40, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_80, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_27, ~x~0=v_~x~0_63} OutVars{ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_43|, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_16, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_40, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_120, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_80, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_21, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_27, ~x~0=v_~x~0_63, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_8|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41, ULTIMATE.start___VERIFIER_assert_~expression, ~z$r_buff1_thd0~0, ~main$tmp_guard1~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-07 16:53:55,113 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1dd4f9c9-5cf9-40e7-9837-8ff5f9793569/bin/utaipan/witness.graphml [2019-12-07 16:53:55,113 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 16:53:55,114 INFO L168 Benchmark]: Toolchain (without parser) took 15705.03 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.8 GB). Free memory was 935.5 MB in the beginning and 1.9 GB in the end (delta: -997.6 MB). Peak memory consumption was 765.6 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:55,114 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:53:55,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -130.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:55,115 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:55,115 INFO L168 Benchmark]: Boogie Preprocessor took 24.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:55,115 INFO L168 Benchmark]: RCFGBuilder took 385.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:55,115 INFO L168 Benchmark]: TraceAbstraction took 14787.03 ms. Allocated memory was 1.1 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: -937.7 MB). Peak memory consumption was 726.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:55,115 INFO L168 Benchmark]: Witness Printer took 63.45 ms. Allocated memory is still 2.8 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2019-12-07 16:53:55,117 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 402.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -130.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 385.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14787.03 ms. Allocated memory was 1.1 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: -937.7 MB). Peak memory consumption was 726.9 MB. Max. memory is 11.5 GB. * Witness Printer took 63.45 ms. Allocated memory is still 2.8 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.1s, 168 ProgramPointsBefore, 77 ProgramPointsAfterwards, 190 TransitionsBefore, 84 TransitionsAfterwards, 12650 CoEnabledTransitionPairs, 8 FixpointIterations, 36 TrivialSequentialCompositions, 50 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 34 ConcurrentYvCompositions, 20 ChoiceCompositions, 5577 VarBasedMoverChecksPositive, 190 VarBasedMoverChecksNegative, 67 SemBasedMoverChecksPositive, 168 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 0 MoverChecksTotal, 46836 CheckedPairsTotal, 120 TotalNumberOfCompositions - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L833] FCALL, FORK 0 pthread_create(&t1365, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L835] FCALL, FORK 0 pthread_create(&t1366, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L837] FCALL, FORK 0 pthread_create(&t1367, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L839] FCALL, FORK 0 pthread_create(&t1368, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L794] 4 z$w_buff1 = z$w_buff0 [L795] 4 z$w_buff0 = 1 [L796] 4 z$w_buff1_used = z$w_buff0_used [L797] 4 z$w_buff0_used = (_Bool)1 [L810] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L766] 3 y = 1 [L769] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L770] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L771] 3 z$flush_delayed = weak$$choice2 [L772] 3 z$mem_tmp = z VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L773] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) VAL [!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L810] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L811] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L812] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L773] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L774] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L774] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L775] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))=0, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L775] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L776] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))=0, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L776] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L777] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))=0, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L777] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L779] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L780] 3 __unbuffered_p2_EAX = z VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L841] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L846] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L847] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L848] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 156 locations, 2 error locations. Result: UNSAFE, OverallTime: 14.6s, OverallIterations: 19, TraceHistogramMax: 1, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2040 SDtfs, 3026 SDslu, 3315 SDs, 0 SdLazy, 929 SolverSat, 168 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49757occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.8s AutomataMinimizationTime, 18 MinimizatonAttempts, 30048 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 555 NumberOfCodeBlocks, 555 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 490 ConstructedInterpolants, 0 QuantifiedInterpolants, 89086 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...