./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi001_rmo.oepc.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_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi001_rmo.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d4d6eb1ed3fefbef7182528ab233a0014807c05 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:30:57,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:30:57,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:30:57,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:30:57,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:30:57,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:30:57,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:30:57,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:30:57,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:30:57,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:30:57,100 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:30:57,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:30:57,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:30:57,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:30:57,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:30:57,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:30:57,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:30:57,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:30:57,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:30:57,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:30:57,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:30:57,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:30:57,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:30:57,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:30:57,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:30:57,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:30:57,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:30:57,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:30:57,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:30:57,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:30:57,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:30:57,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:30:57,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:30:57,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:30:57,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:30:57,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:30:57,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:30:57,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:30:57,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:30:57,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:30:57,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:30:57,117 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 17:30:57,126 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:30:57,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:30:57,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:30:57,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:30:57,128 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:30:57,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:30:57,128 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:30:57,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:30:57,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:30:57,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:30:57,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:30:57,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:30:57,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:30:57,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:30:57,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:30:57,129 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:30:57,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:30:57,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:30:57,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:30:57,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:30:57,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:30:57,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:30:57,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:30:57,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:30:57,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:30:57,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:30:57,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:30:57,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:30:57,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:30:57,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d4d6eb1ed3fefbef7182528ab233a0014807c05 [2019-12-07 17:30:57,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:30:57,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:30:57,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:30:57,240 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:30:57,241 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:30:57,241 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/../../sv-benchmarks/c/pthread-wmm/rfi001_rmo.oepc.i [2019-12-07 17:30:57,280 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/data/0cd79fdf5/032cdba42fa64b069f8fa193aedec24c/FLAG5e5708c7b [2019-12-07 17:30:57,803 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:30:57,804 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/sv-benchmarks/c/pthread-wmm/rfi001_rmo.oepc.i [2019-12-07 17:30:57,815 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/data/0cd79fdf5/032cdba42fa64b069f8fa193aedec24c/FLAG5e5708c7b [2019-12-07 17:30:58,261 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/data/0cd79fdf5/032cdba42fa64b069f8fa193aedec24c [2019-12-07 17:30:58,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:30:58,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:30:58,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:30:58,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:30:58,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:30:58,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9096c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58, skipping insertion in model container [2019-12-07 17:30:58,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:30:58,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:30:58,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:30:58,563 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:30:58,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:30:58,647 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:30:58,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58 WrapperNode [2019-12-07 17:30:58,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:30:58,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:30:58,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:30:58,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:30:58,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:30:58,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:30:58,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:30:58,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:30:58,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (1/1) ... [2019-12-07 17:30:58,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:30:58,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:30:58,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:30:58,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:30:58,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/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 17:30:58,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 17:30:58,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-07 17:30:58,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:30:58,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 17:30:58,753 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-07 17:30:58,754 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-07 17:30:58,754 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-07 17:30:58,754 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-07 17:30:58,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-07 17:30:58,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:30:58,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:30:58,755 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-07 17:30:59,099 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:30:59,099 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-07 17:30:59,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:30:59 BoogieIcfgContainer [2019-12-07 17:30:59,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:30:59,100 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:30:59,101 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:30:59,103 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:30:59,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:30:58" (1/3) ... [2019-12-07 17:30:59,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f0506b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:30:59, skipping insertion in model container [2019-12-07 17:30:59,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:30:58" (2/3) ... [2019-12-07 17:30:59,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f0506b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:30:59, skipping insertion in model container [2019-12-07 17:30:59,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:30:59" (3/3) ... [2019-12-07 17:30:59,106 INFO L109 eAbstractionObserver]: Analyzing ICFG rfi001_rmo.oepc.i [2019-12-07 17:30:59,112 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-07 17:30:59,112 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:30:59,116 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-07 17:30:59,117 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-07 17:30:59,140 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,140 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,140 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,140 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,141 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,141 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,141 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,141 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,142 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,142 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,142 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,142 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,142 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,143 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,143 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,143 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,143 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,143 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,144 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,144 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,144 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,144 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,144 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,144 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,145 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,145 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,145 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,145 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,145 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,146 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,146 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,146 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,146 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,146 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,147 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,147 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,148 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,148 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,148 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,148 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,148 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,148 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,148 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,149 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,149 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,149 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,149 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,150 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,150 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,150 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,150 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,150 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,150 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,150 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,151 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,151 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,151 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,151 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,152 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,152 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,152 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,152 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,152 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,152 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,153 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,153 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,153 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,153 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,153 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,154 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,154 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,154 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,154 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,154 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,154 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,154 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,157 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,157 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,157 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,157 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,157 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,159 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,159 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,159 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,159 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,159 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,159 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,160 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,160 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,160 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,160 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,160 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,160 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,161 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,161 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,161 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,161 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,161 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,161 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,162 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,162 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,162 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,162 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,162 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,162 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,163 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,163 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,163 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,163 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,163 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,163 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,163 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,164 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,165 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,165 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,165 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,165 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,165 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,165 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,166 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,167 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,167 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,167 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,167 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 17:30:59,179 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-07 17:30:59,191 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:30:59,191 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:30:59,191 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:30:59,191 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:30:59,191 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:30:59,191 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:30:59,191 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:30:59,191 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:30:59,201 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 148 places, 182 transitions [2019-12-07 17:30:59,202 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 148 places, 182 transitions [2019-12-07 17:30:59,249 INFO L134 PetriNetUnfolder]: 41/180 cut-off events. [2019-12-07 17:30:59,249 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-07 17:30:59,258 INFO L76 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 180 events. 41/180 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 575 event pairs. 6/143 useless extension candidates. Maximal degree in co-relation 150. Up to 2 conditions per place. [2019-12-07 17:30:59,269 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 148 places, 182 transitions [2019-12-07 17:30:59,294 INFO L134 PetriNetUnfolder]: 41/180 cut-off events. [2019-12-07 17:30:59,295 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-07 17:30:59,298 INFO L76 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 180 events. 41/180 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 575 event pairs. 6/143 useless extension candidates. Maximal degree in co-relation 150. Up to 2 conditions per place. [2019-12-07 17:30:59,308 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 12056 [2019-12-07 17:30:59,308 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-07 17:31:01,762 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-12-07 17:31:02,084 INFO L206 etLargeBlockEncoding]: Checked pairs total: 76598 [2019-12-07 17:31:02,084 INFO L214 etLargeBlockEncoding]: Total number of compositions: 109 [2019-12-07 17:31:02,086 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 77 places, 89 transitions [2019-12-07 17:31:02,449 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 8640 states. [2019-12-07 17:31:02,451 INFO L276 IsEmpty]: Start isEmpty. Operand 8640 states. [2019-12-07 17:31:02,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-07 17:31:02,456 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:02,456 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-07 17:31:02,456 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:02,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:02,460 INFO L82 PathProgramCache]: Analyzing trace with hash 791334, now seen corresponding path program 1 times [2019-12-07 17:31:02,466 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:02,466 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487337371] [2019-12-07 17:31:02,467 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:02,613 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 17:31:02,613 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487337371] [2019-12-07 17:31:02,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:02,614 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-07 17:31:02,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895536854] [2019-12-07 17:31:02,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:31:02,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:02,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:31:02,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:31:02,634 INFO L87 Difference]: Start difference. First operand 8640 states. Second operand 3 states. [2019-12-07 17:31:02,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:02,802 INFO L93 Difference]: Finished difference Result 8506 states and 27908 transitions. [2019-12-07 17:31:02,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:31:02,803 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-07 17:31:02,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:02,861 INFO L225 Difference]: With dead ends: 8506 [2019-12-07 17:31:02,861 INFO L226 Difference]: Without dead ends: 7522 [2019-12-07 17:31:02,862 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 17:31:02,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7522 states. [2019-12-07 17:31:03,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7522 to 7522. [2019-12-07 17:31:03,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7522 states. [2019-12-07 17:31:03,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7522 states to 7522 states and 24586 transitions. [2019-12-07 17:31:03,120 INFO L78 Accepts]: Start accepts. Automaton has 7522 states and 24586 transitions. Word has length 3 [2019-12-07 17:31:03,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:03,121 INFO L462 AbstractCegarLoop]: Abstraction has 7522 states and 24586 transitions. [2019-12-07 17:31:03,121 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:31:03,121 INFO L276 IsEmpty]: Start isEmpty. Operand 7522 states and 24586 transitions. [2019-12-07 17:31:03,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 17:31:03,123 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:03,123 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:31:03,124 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:03,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:03,124 INFO L82 PathProgramCache]: Analyzing trace with hash -894599256, now seen corresponding path program 1 times [2019-12-07 17:31:03,124 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:03,124 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402251702] [2019-12-07 17:31:03,124 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:03,185 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 17:31:03,185 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402251702] [2019-12-07 17:31:03,185 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:03,185 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:31:03,185 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107756993] [2019-12-07 17:31:03,187 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:31:03,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:03,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:31:03,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:31:03,187 INFO L87 Difference]: Start difference. First operand 7522 states and 24586 transitions. Second operand 4 states. [2019-12-07 17:31:03,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:03,420 INFO L93 Difference]: Finished difference Result 11740 states and 36692 transitions. [2019-12-07 17:31:03,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:31:03,421 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-07 17:31:03,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:03,488 INFO L225 Difference]: With dead ends: 11740 [2019-12-07 17:31:03,489 INFO L226 Difference]: Without dead ends: 11726 [2019-12-07 17:31:03,489 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 17:31:03,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11726 states. [2019-12-07 17:31:03,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11726 to 10436. [2019-12-07 17:31:03,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10436 states. [2019-12-07 17:31:03,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10436 states to 10436 states and 33285 transitions. [2019-12-07 17:31:03,760 INFO L78 Accepts]: Start accepts. Automaton has 10436 states and 33285 transitions. Word has length 11 [2019-12-07 17:31:03,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:03,760 INFO L462 AbstractCegarLoop]: Abstraction has 10436 states and 33285 transitions. [2019-12-07 17:31:03,760 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:31:03,760 INFO L276 IsEmpty]: Start isEmpty. Operand 10436 states and 33285 transitions. [2019-12-07 17:31:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-07 17:31:03,765 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:03,765 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:31:03,765 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:03,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:03,765 INFO L82 PathProgramCache]: Analyzing trace with hash 253726612, now seen corresponding path program 1 times [2019-12-07 17:31:03,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:03,765 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112588007] [2019-12-07 17:31:03,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:03,800 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 17:31:03,801 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112588007] [2019-12-07 17:31:03,801 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:03,801 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:31:03,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800284373] [2019-12-07 17:31:03,802 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:31:03,802 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:03,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:31:03,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:31:03,802 INFO L87 Difference]: Start difference. First operand 10436 states and 33285 transitions. Second operand 3 states. [2019-12-07 17:31:03,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:03,931 INFO L93 Difference]: Finished difference Result 15866 states and 49520 transitions. [2019-12-07 17:31:03,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:31:03,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-07 17:31:03,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:03,968 INFO L225 Difference]: With dead ends: 15866 [2019-12-07 17:31:03,969 INFO L226 Difference]: Without dead ends: 15866 [2019-12-07 17:31:03,969 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 17:31:04,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15866 states. [2019-12-07 17:31:04,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15866 to 11795. [2019-12-07 17:31:04,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11795 states. [2019-12-07 17:31:04,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11795 states to 11795 states and 37291 transitions. [2019-12-07 17:31:04,216 INFO L78 Accepts]: Start accepts. Automaton has 11795 states and 37291 transitions. Word has length 14 [2019-12-07 17:31:04,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:04,217 INFO L462 AbstractCegarLoop]: Abstraction has 11795 states and 37291 transitions. [2019-12-07 17:31:04,217 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:31:04,217 INFO L276 IsEmpty]: Start isEmpty. Operand 11795 states and 37291 transitions. [2019-12-07 17:31:04,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-07 17:31:04,218 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:04,219 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:31:04,219 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:04,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:04,219 INFO L82 PathProgramCache]: Analyzing trace with hash 164472776, now seen corresponding path program 1 times [2019-12-07 17:31:04,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:04,219 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919632671] [2019-12-07 17:31:04,219 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:04,260 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 17:31:04,260 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919632671] [2019-12-07 17:31:04,260 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:04,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:31:04,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031891992] [2019-12-07 17:31:04,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:31:04,261 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:04,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:31:04,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:31:04,261 INFO L87 Difference]: Start difference. First operand 11795 states and 37291 transitions. Second operand 4 states. [2019-12-07 17:31:04,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:04,415 INFO L93 Difference]: Finished difference Result 14131 states and 44142 transitions. [2019-12-07 17:31:04,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:31:04,416 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-07 17:31:04,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:04,442 INFO L225 Difference]: With dead ends: 14131 [2019-12-07 17:31:04,442 INFO L226 Difference]: Without dead ends: 14131 [2019-12-07 17:31:04,443 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 17:31:04,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14131 states. [2019-12-07 17:31:04,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14131 to 12855. [2019-12-07 17:31:04,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12855 states. [2019-12-07 17:31:04,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12855 states to 12855 states and 40501 transitions. [2019-12-07 17:31:04,704 INFO L78 Accepts]: Start accepts. Automaton has 12855 states and 40501 transitions. Word has length 14 [2019-12-07 17:31:04,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:04,704 INFO L462 AbstractCegarLoop]: Abstraction has 12855 states and 40501 transitions. [2019-12-07 17:31:04,704 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:31:04,704 INFO L276 IsEmpty]: Start isEmpty. Operand 12855 states and 40501 transitions. [2019-12-07 17:31:04,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-07 17:31:04,706 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:04,706 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:31:04,706 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:04,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:04,707 INFO L82 PathProgramCache]: Analyzing trace with hash 930242268, now seen corresponding path program 1 times [2019-12-07 17:31:04,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:04,707 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796735196] [2019-12-07 17:31:04,707 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:04,751 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 17:31:04,752 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796735196] [2019-12-07 17:31:04,752 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:04,752 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:31:04,752 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244348175] [2019-12-07 17:31:04,752 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:31:04,753 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:04,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:31:04,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:31:04,753 INFO L87 Difference]: Start difference. First operand 12855 states and 40501 transitions. Second operand 4 states. [2019-12-07 17:31:04,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:04,892 INFO L93 Difference]: Finished difference Result 15545 states and 48643 transitions. [2019-12-07 17:31:04,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:31:04,892 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-07 17:31:04,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:04,911 INFO L225 Difference]: With dead ends: 15545 [2019-12-07 17:31:04,911 INFO L226 Difference]: Without dead ends: 15545 [2019-12-07 17:31:04,911 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 17:31:04,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15545 states. [2019-12-07 17:31:05,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15545 to 13090. [2019-12-07 17:31:05,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13090 states. [2019-12-07 17:31:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13090 states to 13090 states and 41334 transitions. [2019-12-07 17:31:05,141 INFO L78 Accepts]: Start accepts. Automaton has 13090 states and 41334 transitions. Word has length 14 [2019-12-07 17:31:05,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:05,141 INFO L462 AbstractCegarLoop]: Abstraction has 13090 states and 41334 transitions. [2019-12-07 17:31:05,142 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:31:05,142 INFO L276 IsEmpty]: Start isEmpty. Operand 13090 states and 41334 transitions. [2019-12-07 17:31:05,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 17:31:05,144 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:05,144 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:31:05,144 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:05,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:05,144 INFO L82 PathProgramCache]: Analyzing trace with hash 929928555, now seen corresponding path program 1 times [2019-12-07 17:31:05,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:05,145 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40271381] [2019-12-07 17:31:05,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:05,178 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 17:31:05,179 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40271381] [2019-12-07 17:31:05,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:05,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-07 17:31:05,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740141792] [2019-12-07 17:31:05,179 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:31:05,179 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:05,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:31:05,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:31:05,180 INFO L87 Difference]: Start difference. First operand 13090 states and 41334 transitions. Second operand 3 states. [2019-12-07 17:31:05,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:05,218 INFO L93 Difference]: Finished difference Result 13087 states and 41325 transitions. [2019-12-07 17:31:05,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:31:05,218 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-12-07 17:31:05,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:05,235 INFO L225 Difference]: With dead ends: 13087 [2019-12-07 17:31:05,235 INFO L226 Difference]: Without dead ends: 13087 [2019-12-07 17:31:05,235 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 17:31:05,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2019-12-07 17:31:05,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 13087. [2019-12-07 17:31:05,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13087 states. [2019-12-07 17:31:05,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13087 states to 13087 states and 41325 transitions. [2019-12-07 17:31:05,466 INFO L78 Accepts]: Start accepts. Automaton has 13087 states and 41325 transitions. Word has length 16 [2019-12-07 17:31:05,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:05,466 INFO L462 AbstractCegarLoop]: Abstraction has 13087 states and 41325 transitions. [2019-12-07 17:31:05,466 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:31:05,467 INFO L276 IsEmpty]: Start isEmpty. Operand 13087 states and 41325 transitions. [2019-12-07 17:31:05,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 17:31:05,471 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:05,471 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:31:05,471 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:05,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:05,472 INFO L82 PathProgramCache]: Analyzing trace with hash -655746400, now seen corresponding path program 1 times [2019-12-07 17:31:05,472 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:05,472 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017743706] [2019-12-07 17:31:05,472 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:05,522 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 17:31:05,522 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017743706] [2019-12-07 17:31:05,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:05,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:31:05,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369744703] [2019-12-07 17:31:05,523 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:31:05,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:05,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:31:05,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:31:05,523 INFO L87 Difference]: Start difference. First operand 13087 states and 41325 transitions. Second operand 4 states. [2019-12-07 17:31:05,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:05,585 INFO L93 Difference]: Finished difference Result 22410 states and 70278 transitions. [2019-12-07 17:31:05,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:31:05,586 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 17:31:05,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:05,610 INFO L225 Difference]: With dead ends: 22410 [2019-12-07 17:31:05,610 INFO L226 Difference]: Without dead ends: 19950 [2019-12-07 17:31:05,610 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 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 17:31:05,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19950 states. [2019-12-07 17:31:05,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19950 to 19068. [2019-12-07 17:31:05,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19068 states. [2019-12-07 17:31:05,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19068 states to 19068 states and 60431 transitions. [2019-12-07 17:31:05,917 INFO L78 Accepts]: Start accepts. Automaton has 19068 states and 60431 transitions. Word has length 17 [2019-12-07 17:31:05,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:05,917 INFO L462 AbstractCegarLoop]: Abstraction has 19068 states and 60431 transitions. [2019-12-07 17:31:05,917 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:31:05,917 INFO L276 IsEmpty]: Start isEmpty. Operand 19068 states and 60431 transitions. [2019-12-07 17:31:05,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 17:31:05,922 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:05,922 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:31:05,922 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:05,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:05,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1464766405, now seen corresponding path program 1 times [2019-12-07 17:31:05,922 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:05,922 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343779554] [2019-12-07 17:31:05,922 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:05,953 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 17:31:05,953 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343779554] [2019-12-07 17:31:05,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:05,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:31:05,953 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833916796] [2019-12-07 17:31:05,954 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:31:05,954 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:05,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:31:05,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:31:05,954 INFO L87 Difference]: Start difference. First operand 19068 states and 60431 transitions. Second operand 3 states. [2019-12-07 17:31:06,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:06,014 INFO L93 Difference]: Finished difference Result 19068 states and 59488 transitions. [2019-12-07 17:31:06,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:31:06,015 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-12-07 17:31:06,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:06,041 INFO L225 Difference]: With dead ends: 19068 [2019-12-07 17:31:06,041 INFO L226 Difference]: Without dead ends: 19068 [2019-12-07 17:31:06,041 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 17:31:06,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19068 states. [2019-12-07 17:31:06,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19068 to 18980. [2019-12-07 17:31:06,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18980 states. [2019-12-07 17:31:06,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18980 states to 18980 states and 59240 transitions. [2019-12-07 17:31:06,378 INFO L78 Accepts]: Start accepts. Automaton has 18980 states and 59240 transitions. Word has length 17 [2019-12-07 17:31:06,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:06,378 INFO L462 AbstractCegarLoop]: Abstraction has 18980 states and 59240 transitions. [2019-12-07 17:31:06,378 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:31:06,378 INFO L276 IsEmpty]: Start isEmpty. Operand 18980 states and 59240 transitions. [2019-12-07 17:31:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 17:31:06,381 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:06,382 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:31:06,382 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:06,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:06,382 INFO L82 PathProgramCache]: Analyzing trace with hash 570123844, now seen corresponding path program 1 times [2019-12-07 17:31:06,382 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:06,382 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350982286] [2019-12-07 17:31:06,382 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:06,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:06,405 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 17:31:06,405 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350982286] [2019-12-07 17:31:06,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:06,405 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:31:06,405 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119401291] [2019-12-07 17:31:06,406 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:31:06,406 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:06,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:31:06,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:31:06,406 INFO L87 Difference]: Start difference. First operand 18980 states and 59240 transitions. Second operand 3 states. [2019-12-07 17:31:06,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:06,414 INFO L93 Difference]: Finished difference Result 2388 states and 5347 transitions. [2019-12-07 17:31:06,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:31:06,414 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-12-07 17:31:06,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:06,416 INFO L225 Difference]: With dead ends: 2388 [2019-12-07 17:31:06,416 INFO L226 Difference]: Without dead ends: 2388 [2019-12-07 17:31:06,416 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 17:31:06,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2388 states. [2019-12-07 17:31:06,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2388 to 2388. [2019-12-07 17:31:06,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2388 states. [2019-12-07 17:31:06,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 2388 states and 5347 transitions. [2019-12-07 17:31:06,435 INFO L78 Accepts]: Start accepts. Automaton has 2388 states and 5347 transitions. Word has length 17 [2019-12-07 17:31:06,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:06,436 INFO L462 AbstractCegarLoop]: Abstraction has 2388 states and 5347 transitions. [2019-12-07 17:31:06,436 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:31:06,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 5347 transitions. [2019-12-07 17:31:06,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 17:31:06,437 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:06,437 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] [2019-12-07 17:31:06,437 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:06,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:06,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1533455323, now seen corresponding path program 1 times [2019-12-07 17:31:06,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:06,438 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113618174] [2019-12-07 17:31:06,438 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:06,470 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 17:31:06,470 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113618174] [2019-12-07 17:31:06,470 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:06,470 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:31:06,470 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843021906] [2019-12-07 17:31:06,470 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:31:06,471 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:06,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:31:06,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:31:06,471 INFO L87 Difference]: Start difference. First operand 2388 states and 5347 transitions. Second operand 5 states. [2019-12-07 17:31:06,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:06,607 INFO L93 Difference]: Finished difference Result 2913 states and 6370 transitions. [2019-12-07 17:31:06,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 17:31:06,607 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-07 17:31:06,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:06,609 INFO L225 Difference]: With dead ends: 2913 [2019-12-07 17:31:06,609 INFO L226 Difference]: Without dead ends: 2913 [2019-12-07 17:31:06,610 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 17:31:06,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2913 states. [2019-12-07 17:31:06,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2913 to 2438. [2019-12-07 17:31:06,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2438 states. [2019-12-07 17:31:06,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 2438 states and 5449 transitions. [2019-12-07 17:31:06,630 INFO L78 Accepts]: Start accepts. Automaton has 2438 states and 5449 transitions. Word has length 25 [2019-12-07 17:31:06,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:06,630 INFO L462 AbstractCegarLoop]: Abstraction has 2438 states and 5449 transitions. [2019-12-07 17:31:06,630 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:31:06,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 5449 transitions. [2019-12-07 17:31:06,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 17:31:06,632 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:06,632 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] [2019-12-07 17:31:06,632 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:06,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:06,632 INFO L82 PathProgramCache]: Analyzing trace with hash -381413792, now seen corresponding path program 1 times [2019-12-07 17:31:06,633 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:06,633 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574384334] [2019-12-07 17:31:06,633 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:06,652 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 17:31:06,652 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574384334] [2019-12-07 17:31:06,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:06,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:31:06,652 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435647153] [2019-12-07 17:31:06,652 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:31:06,652 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:06,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:31:06,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:31:06,653 INFO L87 Difference]: Start difference. First operand 2438 states and 5449 transitions. Second operand 3 states. [2019-12-07 17:31:06,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:06,681 INFO L93 Difference]: Finished difference Result 3081 states and 6522 transitions. [2019-12-07 17:31:06,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:31:06,681 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-12-07 17:31:06,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:06,683 INFO L225 Difference]: With dead ends: 3081 [2019-12-07 17:31:06,684 INFO L226 Difference]: Without dead ends: 3081 [2019-12-07 17:31:06,684 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 17:31:06,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3081 states. [2019-12-07 17:31:06,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3081 to 2429. [2019-12-07 17:31:06,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2429 states. [2019-12-07 17:31:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 2429 states and 5197 transitions. [2019-12-07 17:31:06,707 INFO L78 Accepts]: Start accepts. Automaton has 2429 states and 5197 transitions. Word has length 25 [2019-12-07 17:31:06,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:06,707 INFO L462 AbstractCegarLoop]: Abstraction has 2429 states and 5197 transitions. [2019-12-07 17:31:06,707 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:31:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 5197 transitions. [2019-12-07 17:31:06,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 17:31:06,709 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:06,709 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] [2019-12-07 17:31:06,709 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:06,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:06,709 INFO L82 PathProgramCache]: Analyzing trace with hash 501869478, now seen corresponding path program 1 times [2019-12-07 17:31:06,710 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:06,710 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744772011] [2019-12-07 17:31:06,710 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:06,753 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 17:31:06,754 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744772011] [2019-12-07 17:31:06,754 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:06,754 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:31:06,754 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599231635] [2019-12-07 17:31:06,754 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:31:06,755 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:06,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:31:06,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:31:06,755 INFO L87 Difference]: Start difference. First operand 2429 states and 5197 transitions. Second operand 5 states. [2019-12-07 17:31:06,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:06,888 INFO L93 Difference]: Finished difference Result 2847 states and 6006 transitions. [2019-12-07 17:31:06,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 17:31:06,889 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-12-07 17:31:06,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:06,890 INFO L225 Difference]: With dead ends: 2847 [2019-12-07 17:31:06,891 INFO L226 Difference]: Without dead ends: 2847 [2019-12-07 17:31:06,891 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 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 17:31:06,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2847 states. [2019-12-07 17:31:06,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2847 to 2388. [2019-12-07 17:31:06,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2388 states. [2019-12-07 17:31:06,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 2388 states and 5113 transitions. [2019-12-07 17:31:06,911 INFO L78 Accepts]: Start accepts. Automaton has 2388 states and 5113 transitions. Word has length 26 [2019-12-07 17:31:06,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:06,911 INFO L462 AbstractCegarLoop]: Abstraction has 2388 states and 5113 transitions. [2019-12-07 17:31:06,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:31:06,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 5113 transitions. [2019-12-07 17:31:06,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-07 17:31:06,913 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:06,913 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] [2019-12-07 17:31:06,913 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:06,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:06,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1516082769, now seen corresponding path program 1 times [2019-12-07 17:31:06,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:06,913 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788155570] [2019-12-07 17:31:06,914 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:06,952 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 17:31:06,953 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788155570] [2019-12-07 17:31:06,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:06,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:31:06,953 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146615498] [2019-12-07 17:31:06,953 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:31:06,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:06,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:31:06,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:31:06,954 INFO L87 Difference]: Start difference. First operand 2388 states and 5113 transitions. Second operand 4 states. [2019-12-07 17:31:06,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:06,965 INFO L93 Difference]: Finished difference Result 1174 states and 2488 transitions. [2019-12-07 17:31:06,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:31:06,966 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-12-07 17:31:06,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:06,966 INFO L225 Difference]: With dead ends: 1174 [2019-12-07 17:31:06,966 INFO L226 Difference]: Without dead ends: 1142 [2019-12-07 17:31:06,967 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 17:31:06,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1142 states. [2019-12-07 17:31:06,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1142 to 795. [2019-12-07 17:31:06,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 795 states. [2019-12-07 17:31:06,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1666 transitions. [2019-12-07 17:31:06,975 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1666 transitions. Word has length 28 [2019-12-07 17:31:06,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:06,975 INFO L462 AbstractCegarLoop]: Abstraction has 795 states and 1666 transitions. [2019-12-07 17:31:06,975 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:31:06,975 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1666 transitions. [2019-12-07 17:31:06,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-07 17:31:06,976 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:06,976 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, 1, 1, 1, 1, 1] [2019-12-07 17:31:06,976 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:06,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:06,977 INFO L82 PathProgramCache]: Analyzing trace with hash -1729344618, now seen corresponding path program 1 times [2019-12-07 17:31:06,977 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:06,977 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089687660] [2019-12-07 17:31:06,977 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:07,020 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 17:31:07,021 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089687660] [2019-12-07 17:31:07,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:07,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:31:07,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936349768] [2019-12-07 17:31:07,021 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:31:07,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:07,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:31:07,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:31:07,022 INFO L87 Difference]: Start difference. First operand 795 states and 1666 transitions. Second operand 3 states. [2019-12-07 17:31:07,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:07,057 INFO L93 Difference]: Finished difference Result 988 states and 2066 transitions. [2019-12-07 17:31:07,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:31:07,057 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-12-07 17:31:07,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:07,058 INFO L225 Difference]: With dead ends: 988 [2019-12-07 17:31:07,058 INFO L226 Difference]: Without dead ends: 988 [2019-12-07 17:31:07,058 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 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 17:31:07,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 988 states. [2019-12-07 17:31:07,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 988 to 772. [2019-12-07 17:31:07,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 772 states. [2019-12-07 17:31:07,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 772 states and 1632 transitions. [2019-12-07 17:31:07,065 INFO L78 Accepts]: Start accepts. Automaton has 772 states and 1632 transitions. Word has length 52 [2019-12-07 17:31:07,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:07,065 INFO L462 AbstractCegarLoop]: Abstraction has 772 states and 1632 transitions. [2019-12-07 17:31:07,066 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:31:07,066 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1632 transitions. [2019-12-07 17:31:07,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-07 17:31:07,067 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:07,067 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, 1, 1, 1, 1, 1, 1] [2019-12-07 17:31:07,067 INFO L410 AbstractCegarLoop]: === Iteration 15 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:07,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:07,067 INFO L82 PathProgramCache]: Analyzing trace with hash -486023076, now seen corresponding path program 1 times [2019-12-07 17:31:07,067 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:07,067 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227406927] [2019-12-07 17:31:07,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:31:07,131 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 17:31:07,131 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227406927] [2019-12-07 17:31:07,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:31:07,132 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 17:31:07,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616769081] [2019-12-07 17:31:07,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 17:31:07,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:31:07,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 17:31:07,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:31:07,132 INFO L87 Difference]: Start difference. First operand 772 states and 1632 transitions. Second operand 7 states. [2019-12-07 17:31:07,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:31:07,393 INFO L93 Difference]: Finished difference Result 3163 states and 6585 transitions. [2019-12-07 17:31:07,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-12-07 17:31:07,394 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2019-12-07 17:31:07,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:31:07,395 INFO L225 Difference]: With dead ends: 3163 [2019-12-07 17:31:07,396 INFO L226 Difference]: Without dead ends: 2147 [2019-12-07 17:31:07,396 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2019-12-07 17:31:07,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2147 states. [2019-12-07 17:31:07,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2147 to 894. [2019-12-07 17:31:07,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2019-12-07 17:31:07,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1873 transitions. [2019-12-07 17:31:07,407 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1873 transitions. Word has length 53 [2019-12-07 17:31:07,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:31:07,408 INFO L462 AbstractCegarLoop]: Abstraction has 894 states and 1873 transitions. [2019-12-07 17:31:07,408 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 17:31:07,408 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1873 transitions. [2019-12-07 17:31:07,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-07 17:31:07,409 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:31:07,409 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, 1, 1, 1, 1, 1, 1] [2019-12-07 17:31:07,409 INFO L410 AbstractCegarLoop]: === Iteration 16 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:31:07,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:31:07,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1920865598, now seen corresponding path program 2 times [2019-12-07 17:31:07,409 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:31:07,409 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654619405] [2019-12-07 17:31:07,410 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:31:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:31:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:31:07,475 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:31:07,475 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 17:31:07,478 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [771] [771] ULTIMATE.startENTRY-->L802: Formula: (let ((.cse0 (store |v_#valid_56| 0 0))) (and (= 0 v_~x$read_delayed_var~0.base_6) (= 0 v_~x$read_delayed_var~0.offset_6) (= v_~x$r_buff1_thd0~0_142 0) (= |v_#valid_54| (store .cse0 |v_ULTIMATE.start_main_~#t1609~0.base_31| 1)) (= v_~x$mem_tmp~0_23 0) (= 0 v_~__unbuffered_p1_EAX~0_42) (= |v_#NULL.offset_6| 0) (= v_~z~0_22 0) (= 0 v_~__unbuffered_cnt~0_56) (= v_~__unbuffered_p1_EBX~0_41 0) (= 0 v_~x$w_buff0_used~0_606) (= v_~y~0_95 0) (= v_~main$tmp_guard1~0_43 0) (< 0 |v_#StackHeapBarrier_15|) (= 0 v_~x$w_buff1~0_160) (= v_~x$r_buff1_thd1~0_109 0) (= 0 v_~x$w_buff0~0_251) (= 0 v_~x$r_buff1_thd2~0_196) (= 0 v_~x$read_delayed~0_6) (= 0 |v_#NULL.base_6|) (= v_~main$tmp_guard0~0_20 0) (= 0 v_~x$w_buff1_used~0_306) (= 0 v_~weak$$choice2~0_98) (= 0 v_~weak$$choice0~0_22) (= |v_#memory_int_9| (store |v_#memory_int_10| |v_ULTIMATE.start_main_~#t1609~0.base_31| (store (select |v_#memory_int_10| |v_ULTIMATE.start_main_~#t1609~0.base_31|) |v_ULTIMATE.start_main_~#t1609~0.offset_23| 0))) (= |v_#length_19| (store |v_#length_20| |v_ULTIMATE.start_main_~#t1609~0.base_31| 4)) (= |v_ULTIMATE.start_main_~#t1609~0.offset_23| 0) (= 0 v_~x$r_buff0_thd2~0_279) (= 0 v_~x~0_116) (< |v_#StackHeapBarrier_15| |v_ULTIMATE.start_main_~#t1609~0.base_31|) (= v_~x$flush_delayed~0_30 0) (= v_~x$r_buff0_thd0~0_134 0) (= v_~x$r_buff0_thd1~0_174 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t1609~0.base_31|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_15|, #valid=|v_#valid_56|, #memory_int=|v_#memory_int_10|, #length=|v_#length_20|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_251, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_174, ~x$flush_delayed~0=v_~x$flush_delayed~0_30, #NULL.offset=|v_#NULL.offset_6|, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_109, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_43, ~x$mem_tmp~0=v_~x$mem_tmp~0_23, ULTIMATE.start_main_#t~ite43=|v_ULTIMATE.start_main_#t~ite43_27|, ULTIMATE.start_main_#t~ite42=|v_ULTIMATE.start_main_#t~ite42_371|, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_90|, ULTIMATE.start_main_#t~ite44=|v_ULTIMATE.start_main_#t~ite44_41|, ULTIMATE.start_main_~#t1610~0.base=|v_ULTIMATE.start_main_~#t1610~0.base_24|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_42, ULTIMATE.start_main_~#t1610~0.offset=|v_ULTIMATE.start_main_~#t1610~0.offset_15|, #length=|v_#length_19|, ~y~0=v_~y~0_95, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_134, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_41, ULTIMATE.start_main_~#t1609~0.offset=|v_ULTIMATE.start_main_~#t1609~0.offset_23|, ~x$w_buff1~0=v_~x$w_buff1~0_160, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_306, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_196, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_20, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_142, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_279, ULTIMATE.start_main_~#t1609~0.base=|v_ULTIMATE.start_main_~#t1609~0.base_31|, ~x$read_delayed_var~0.base=v_~x$read_delayed_var~0.base_6, #NULL.base=|v_#NULL.base_6|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_606, ~weak$$choice0~0=v_~weak$$choice0~0_22, #StackHeapBarrier=|v_#StackHeapBarrier_15|, ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_25|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_23|, ~x$read_delayed_var~0.offset=v_~x$read_delayed_var~0.offset_6, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_24|, #valid=|v_#valid_54|, #memory_int=|v_#memory_int_9|, ULTIMATE.start_main_#t~nondet38=|v_ULTIMATE.start_main_#t~nondet38_10|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_56, ULTIMATE.start_main_#t~nondet39=|v_ULTIMATE.start_main_#t~nondet39_19|, ~z~0=v_~z~0_22, ~weak$$choice2~0=v_~weak$$choice2~0_98, ~x~0=v_~x~0_116, ~x$read_delayed~0=v_~x$read_delayed~0_6} AuxVars[] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, ~x$flush_delayed~0, #NULL.offset, ~x$r_buff1_thd1~0, ~main$tmp_guard1~0, ~x$mem_tmp~0, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite42, ULTIMATE.start_main_#t~ite45, ULTIMATE.start_main_#t~ite44, ULTIMATE.start_main_~#t1610~0.base, ~__unbuffered_p1_EAX~0, ULTIMATE.start_main_~#t1610~0.offset, #length, ~y~0, ~x$r_buff0_thd0~0, ~__unbuffered_p1_EBX~0, ULTIMATE.start_main_~#t1609~0.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~main$tmp_guard0~0, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ULTIMATE.start_main_~#t1609~0.base, ~x$read_delayed_var~0.base, #NULL.base, ~x$w_buff0_used~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40, ~x$read_delayed_var~0.offset, ULTIMATE.start_main_#res, #valid, #memory_int, ULTIMATE.start_main_#t~nondet38, ~__unbuffered_cnt~0, ULTIMATE.start_main_#t~nondet39, ~z~0, ~weak$$choice2~0, ~x~0, ~x$read_delayed~0] because there is no mapped edge [2019-12-07 17:31:07,478 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [753] [753] L4-->L740: Formula: (and (= 1 ~y~0_Out222426215) (= ~x$r_buff1_thd1~0_Out222426215 ~x$r_buff0_thd1~0_In222426215) (= ~x$r_buff0_thd0~0_In222426215 ~x$r_buff1_thd0~0_Out222426215) (= ~x$r_buff0_thd2~0_In222426215 ~x$r_buff1_thd2~0_Out222426215) (= ~x$r_buff0_thd1~0_Out222426215 1) (not (= 0 P0Thread1of1ForFork0___VERIFIER_assert_~expression_In222426215))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In222426215, ~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In222426215, P0Thread1of1ForFork0___VERIFIER_assert_~expression=P0Thread1of1ForFork0___VERIFIER_assert_~expression_In222426215, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In222426215} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In222426215, ~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_Out222426215, P0Thread1of1ForFork0___VERIFIER_assert_~expression=P0Thread1of1ForFork0___VERIFIER_assert_~expression_In222426215, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_Out222426215, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_Out222426215, ~y~0=~y~0_Out222426215, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In222426215, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_Out222426215} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$r_buff1_thd2~0, ~x$r_buff1_thd1~0, ~y~0, ~x$r_buff1_thd0~0] because there is no mapped edge [2019-12-07 17:31:07,479 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [740] [740] L802-1-->L804: Formula: (and (= (select |v_#valid_24| |v_ULTIMATE.start_main_~#t1610~0.base_11|) 0) (< |v_#StackHeapBarrier_9| |v_ULTIMATE.start_main_~#t1610~0.base_11|) (not (= |v_ULTIMATE.start_main_~#t1610~0.base_11| 0)) (= |v_#length_11| (store |v_#length_12| |v_ULTIMATE.start_main_~#t1610~0.base_11| 4)) (= 0 |v_ULTIMATE.start_main_~#t1610~0.offset_10|) (= |v_#valid_23| (store |v_#valid_24| |v_ULTIMATE.start_main_~#t1610~0.base_11| 1)) (= |v_#memory_int_5| (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1610~0.base_11| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1610~0.base_11|) |v_ULTIMATE.start_main_~#t1610~0.offset_10| 1)))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_9|, #valid=|v_#valid_24|, #memory_int=|v_#memory_int_6|, #length=|v_#length_12|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_9|, ULTIMATE.start_main_~#t1610~0.base=|v_ULTIMATE.start_main_~#t1610~0.base_11|, ULTIMATE.start_main_~#t1610~0.offset=|v_ULTIMATE.start_main_~#t1610~0.offset_10|, #valid=|v_#valid_23|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~nondet38=|v_ULTIMATE.start_main_#t~nondet38_6|, #length=|v_#length_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1610~0.base, ULTIMATE.start_main_~#t1610~0.offset, #valid, #memory_int, ULTIMATE.start_main_#t~nondet38, #length] because there is no mapped edge [2019-12-07 17:31:07,480 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [711] [711] L741-->L741-2: Formula: (let ((.cse0 (= 0 (mod ~x$w_buff0_used~0_In1088161297 256))) (.cse1 (= (mod ~x$r_buff0_thd1~0_In1088161297 256) 0))) (or (and (= |P0Thread1of1ForFork0_#t~ite5_Out1088161297| 0) (not .cse0) (not .cse1)) (and (or .cse0 .cse1) (= ~x$w_buff0_used~0_In1088161297 |P0Thread1of1ForFork0_#t~ite5_Out1088161297|)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In1088161297, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1088161297} OutVars{P0Thread1of1ForFork0_#t~ite5=|P0Thread1of1ForFork0_#t~ite5_Out1088161297|, ~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In1088161297, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1088161297} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite5] because there is no mapped edge [2019-12-07 17:31:07,480 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [709] [709] L742-->L742-2: Formula: (let ((.cse3 (= (mod ~x$w_buff1_used~0_In-834909109 256) 0)) (.cse2 (= 0 (mod ~x$r_buff1_thd1~0_In-834909109 256))) (.cse0 (= (mod ~x$r_buff0_thd1~0_In-834909109 256) 0)) (.cse1 (= 0 (mod ~x$w_buff0_used~0_In-834909109 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |P0Thread1of1ForFork0_#t~ite6_Out-834909109|)) (and (or .cse3 .cse2) (= ~x$w_buff1_used~0_In-834909109 |P0Thread1of1ForFork0_#t~ite6_Out-834909109|) (or .cse0 .cse1)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-834909109, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-834909109, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-834909109, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-834909109} OutVars{P0Thread1of1ForFork0_#t~ite6=|P0Thread1of1ForFork0_#t~ite6_Out-834909109|, ~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-834909109, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-834909109, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-834909109, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-834909109} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite6] because there is no mapped edge [2019-12-07 17:31:07,481 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [715] [715] L743-->L744: Formula: (let ((.cse0 (= ~x$r_buff0_thd1~0_Out1725662334 ~x$r_buff0_thd1~0_In1725662334)) (.cse1 (= 0 (mod ~x$r_buff0_thd1~0_In1725662334 256))) (.cse2 (= (mod ~x$w_buff0_used~0_In1725662334 256) 0))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and (= 0 ~x$r_buff0_thd1~0_Out1725662334) (not .cse1) (not .cse2)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In1725662334, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1725662334} OutVars{~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_Out1725662334, P0Thread1of1ForFork0_#t~ite7=|P0Thread1of1ForFork0_#t~ite7_Out1725662334|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1725662334} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, P0Thread1of1ForFork0_#t~ite7] because there is no mapped edge [2019-12-07 17:31:07,481 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [714] [714] L744-->L744-2: Formula: (let ((.cse2 (= (mod ~x$r_buff0_thd1~0_In-1428162730 256) 0)) (.cse3 (= 0 (mod ~x$w_buff0_used~0_In-1428162730 256))) (.cse0 (= 0 (mod ~x$r_buff1_thd1~0_In-1428162730 256))) (.cse1 (= 0 (mod ~x$w_buff1_used~0_In-1428162730 256)))) (or (and (= |P0Thread1of1ForFork0_#t~ite8_Out-1428162730| ~x$r_buff1_thd1~0_In-1428162730) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse2) (not .cse3)) (and (not .cse0) (not .cse1))) (= 0 |P0Thread1of1ForFork0_#t~ite8_Out-1428162730|)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-1428162730, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-1428162730, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-1428162730, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1428162730} OutVars{~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-1428162730, P0Thread1of1ForFork0_#t~ite8=|P0Thread1of1ForFork0_#t~ite8_Out-1428162730|, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-1428162730, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-1428162730, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1428162730} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite8] because there is no mapped edge [2019-12-07 17:31:07,481 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [750] [750] L744-2-->P0EXIT: Formula: (and (= v_~x$r_buff1_thd1~0_63 |v_P0Thread1of1ForFork0_#t~ite8_32|) (= |v_P0Thread1of1ForFork0_#res.offset_3| 0) (= 0 |v_P0Thread1of1ForFork0_#res.base_3|) (= (+ v_~__unbuffered_cnt~0_45 1) v_~__unbuffered_cnt~0_44)) InVars {P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_32|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_45} OutVars{P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_3|, P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_31|, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_44, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_63} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#res.offset, P0Thread1of1ForFork0_#t~ite8, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0, ~x$r_buff1_thd1~0] because there is no mapped edge [2019-12-07 17:31:07,483 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [663] [663] L772-->L773: Formula: (and (not (= 0 (mod v_~weak$$choice2~0_25 256))) (= v_~x$r_buff0_thd2~0_61 v_~x$r_buff0_thd2~0_60)) InVars {~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_61, ~weak$$choice2~0=v_~weak$$choice2~0_25} OutVars{P1Thread1of1ForFork1_#t~ite27=|v_P1Thread1of1ForFork1_#t~ite27_5|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_25, P1Thread1of1ForFork1_#t~ite25=|v_P1Thread1of1ForFork1_#t~ite25_5|, P1Thread1of1ForFork1_#t~ite26=|v_P1Thread1of1ForFork1_#t~ite26_5|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite27, ~x$r_buff0_thd2~0, P1Thread1of1ForFork1_#t~ite25, P1Thread1of1ForFork1_#t~ite26] because there is no mapped edge [2019-12-07 17:31:07,483 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [755] [755] L773-->L773-8: Formula: (let ((.cse1 (= (mod ~weak$$choice2~0_In1874189996 256) 0))) (or (and (let ((.cse0 (= 0 (mod ~x$r_buff0_thd2~0_In1874189996 256)))) (or (and .cse0 (= 0 (mod ~x$r_buff1_thd2~0_In1874189996 256))) (and .cse0 (= (mod ~x$w_buff1_used~0_In1874189996 256) 0)) (= 0 (mod ~x$w_buff0_used~0_In1874189996 256)))) (= ~x$r_buff1_thd2~0_In1874189996 |P1Thread1of1ForFork1_#t~ite29_Out1874189996|) (= |P1Thread1of1ForFork1_#t~ite30_Out1874189996| |P1Thread1of1ForFork1_#t~ite29_Out1874189996|) .cse1) (and (= ~x$r_buff1_thd2~0_In1874189996 |P1Thread1of1ForFork1_#t~ite30_Out1874189996|) (= |P1Thread1of1ForFork1_#t~ite29_In1874189996| |P1Thread1of1ForFork1_#t~ite29_Out1874189996|) (not .cse1)))) InVars {P1Thread1of1ForFork1_#t~ite29=|P1Thread1of1ForFork1_#t~ite29_In1874189996|, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In1874189996, ~x$w_buff1_used~0=~x$w_buff1_used~0_In1874189996, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1874189996, ~weak$$choice2~0=~weak$$choice2~0_In1874189996, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1874189996} OutVars{P1Thread1of1ForFork1_#t~ite29=|P1Thread1of1ForFork1_#t~ite29_Out1874189996|, P1Thread1of1ForFork1_#t~ite30=|P1Thread1of1ForFork1_#t~ite30_Out1874189996|, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In1874189996, ~x$w_buff1_used~0=~x$w_buff1_used~0_In1874189996, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1874189996, ~weak$$choice2~0=~weak$$choice2~0_In1874189996, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1874189996} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite29, P1Thread1of1ForFork1_#t~ite30] because there is no mapped edge [2019-12-07 17:31:07,484 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [685] [685] L775-->L779: Formula: (and (= 0 v_~x$flush_delayed~0_8) (= v_~x$mem_tmp~0_6 v_~x~0_27) (not (= (mod v_~x$flush_delayed~0_9 256) 0))) InVars {~x$flush_delayed~0=v_~x$flush_delayed~0_9, ~x$mem_tmp~0=v_~x$mem_tmp~0_6} OutVars{~x$flush_delayed~0=v_~x$flush_delayed~0_8, P1Thread1of1ForFork1_#t~ite31=|v_P1Thread1of1ForFork1_#t~ite31_5|, ~x$mem_tmp~0=v_~x$mem_tmp~0_6, ~x~0=v_~x~0_27} AuxVars[] AssignedVars[~x$flush_delayed~0, P1Thread1of1ForFork1_#t~ite31, ~x~0] because there is no mapped edge [2019-12-07 17:31:07,484 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [722] [722] L779-2-->L779-4: Formula: (let ((.cse1 (= (mod ~x$r_buff1_thd2~0_In-2130005547 256) 0)) (.cse0 (= (mod ~x$w_buff1_used~0_In-2130005547 256) 0))) (or (and (= |P1Thread1of1ForFork1_#t~ite32_Out-2130005547| ~x$w_buff1~0_In-2130005547) (not .cse0) (not .cse1)) (and (= |P1Thread1of1ForFork1_#t~ite32_Out-2130005547| ~x~0_In-2130005547) (or .cse1 .cse0)))) InVars {~x$w_buff1~0=~x$w_buff1~0_In-2130005547, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-2130005547, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In-2130005547, ~x~0=~x~0_In-2130005547} OutVars{~x$w_buff1~0=~x$w_buff1~0_In-2130005547, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-2130005547, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In-2130005547, P1Thread1of1ForFork1_#t~ite32=|P1Thread1of1ForFork1_#t~ite32_Out-2130005547|, ~x~0=~x~0_In-2130005547} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite32] because there is no mapped edge [2019-12-07 17:31:07,484 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [687] [687] L779-4-->L780: Formula: (= v_~x~0_39 |v_P1Thread1of1ForFork1_#t~ite32_8|) InVars {P1Thread1of1ForFork1_#t~ite32=|v_P1Thread1of1ForFork1_#t~ite32_8|} OutVars{P1Thread1of1ForFork1_#t~ite32=|v_P1Thread1of1ForFork1_#t~ite32_7|, P1Thread1of1ForFork1_#t~ite33=|v_P1Thread1of1ForFork1_#t~ite33_11|, ~x~0=v_~x~0_39} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite32, P1Thread1of1ForFork1_#t~ite33, ~x~0] because there is no mapped edge [2019-12-07 17:31:07,484 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [724] [724] L780-->L780-2: Formula: (let ((.cse1 (= (mod ~x$r_buff0_thd2~0_In-759652381 256) 0)) (.cse0 (= 0 (mod ~x$w_buff0_used~0_In-759652381 256)))) (or (and (or .cse0 .cse1) (= ~x$w_buff0_used~0_In-759652381 |P1Thread1of1ForFork1_#t~ite34_Out-759652381|)) (and (= 0 |P1Thread1of1ForFork1_#t~ite34_Out-759652381|) (not .cse1) (not .cse0)))) InVars {~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-759652381, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-759652381} OutVars{P1Thread1of1ForFork1_#t~ite34=|P1Thread1of1ForFork1_#t~ite34_Out-759652381|, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-759652381, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-759652381} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite34] because there is no mapped edge [2019-12-07 17:31:07,484 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [720] [720] L781-->L781-2: Formula: (let ((.cse3 (= (mod ~x$r_buff1_thd2~0_In-960311678 256) 0)) (.cse2 (= (mod ~x$w_buff1_used~0_In-960311678 256) 0)) (.cse0 (= (mod ~x$r_buff0_thd2~0_In-960311678 256) 0)) (.cse1 (= (mod ~x$w_buff0_used~0_In-960311678 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |P1Thread1of1ForFork1_#t~ite35_Out-960311678|)) (and (or .cse3 .cse2) (= ~x$w_buff1_used~0_In-960311678 |P1Thread1of1ForFork1_#t~ite35_Out-960311678|) (or .cse0 .cse1)))) InVars {~x$w_buff1_used~0=~x$w_buff1_used~0_In-960311678, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In-960311678, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-960311678, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-960311678} OutVars{~x$w_buff1_used~0=~x$w_buff1_used~0_In-960311678, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In-960311678, P1Thread1of1ForFork1_#t~ite35=|P1Thread1of1ForFork1_#t~ite35_Out-960311678|, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-960311678, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-960311678} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite35] because there is no mapped edge [2019-12-07 17:31:07,485 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [710] [710] L782-->L782-2: Formula: (let ((.cse0 (= (mod ~x$r_buff0_thd2~0_In820827280 256) 0)) (.cse1 (= (mod ~x$w_buff0_used~0_In820827280 256) 0))) (or (and (= ~x$r_buff0_thd2~0_In820827280 |P1Thread1of1ForFork1_#t~ite36_Out820827280|) (or .cse0 .cse1)) (and (= |P1Thread1of1ForFork1_#t~ite36_Out820827280| 0) (not .cse0) (not .cse1)))) InVars {~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In820827280, ~x$w_buff0_used~0=~x$w_buff0_used~0_In820827280} OutVars{~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In820827280, P1Thread1of1ForFork1_#t~ite36=|P1Thread1of1ForFork1_#t~ite36_Out820827280|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In820827280} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite36] because there is no mapped edge [2019-12-07 17:31:07,485 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [718] [718] L783-->L783-2: Formula: (let ((.cse0 (= 0 (mod ~x$w_buff0_used~0_In1474410108 256))) (.cse1 (= (mod ~x$r_buff0_thd2~0_In1474410108 256) 0)) (.cse2 (= 0 (mod ~x$r_buff1_thd2~0_In1474410108 256))) (.cse3 (= 0 (mod ~x$w_buff1_used~0_In1474410108 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |P1Thread1of1ForFork1_#t~ite37_Out1474410108| 0)) (and (or .cse0 .cse1) (or .cse2 .cse3) (= |P1Thread1of1ForFork1_#t~ite37_Out1474410108| ~x$r_buff1_thd2~0_In1474410108)))) InVars {~x$w_buff1_used~0=~x$w_buff1_used~0_In1474410108, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In1474410108, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1474410108, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1474410108} OutVars{~x$w_buff1_used~0=~x$w_buff1_used~0_In1474410108, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In1474410108, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1474410108, P1Thread1of1ForFork1_#t~ite37=|P1Thread1of1ForFork1_#t~ite37_Out1474410108|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1474410108} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite37] because there is no mapped edge [2019-12-07 17:31:07,485 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [734] [734] L783-2-->P1EXIT: Formula: (and (= 0 |v_P1Thread1of1ForFork1_#res.base_3|) (= v_~__unbuffered_cnt~0_28 (+ v_~__unbuffered_cnt~0_29 1)) (= v_~x$r_buff1_thd2~0_91 |v_P1Thread1of1ForFork1_#t~ite37_22|) (= |v_P1Thread1of1ForFork1_#res.offset_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_29, P1Thread1of1ForFork1_#t~ite37=|v_P1Thread1of1ForFork1_#t~ite37_22|} OutVars{P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_3|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_91, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_28, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_3|, P1Thread1of1ForFork1_#t~ite37=|v_P1Thread1of1ForFork1_#t~ite37_21|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#res.offset, ~x$r_buff1_thd2~0, ~__unbuffered_cnt~0, P1Thread1of1ForFork1_#res.base, P1Thread1of1ForFork1_#t~ite37] because there is no mapped edge [2019-12-07 17:31:07,485 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [683] [683] L804-1-->L810: Formula: (and (= v_~main$tmp_guard0~0_7 (ite (= (ite (= 2 v_~__unbuffered_cnt~0_15) 1 0) 0) 0 1)) (not (= (mod v_~main$tmp_guard0~0_7 256) 0))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_15} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_15, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_7, ULTIMATE.start_main_#t~nondet39=|v_ULTIMATE.start_main_#t~nondet39_6|} AuxVars[] AssignedVars[~main$tmp_guard0~0, ULTIMATE.start_main_#t~nondet39] because there is no mapped edge [2019-12-07 17:31:07,486 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [716] [716] L810-2-->L810-5: Formula: (let ((.cse0 (= 0 (mod ~x$r_buff1_thd0~0_In985749589 256))) (.cse2 (= |ULTIMATE.start_main_#t~ite41_Out985749589| |ULTIMATE.start_main_#t~ite40_Out985749589|)) (.cse1 (= (mod ~x$w_buff1_used~0_In985749589 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite40_Out985749589| ~x~0_In985749589) (or .cse0 .cse1) .cse2) (and (not .cse0) .cse2 (= ~x$w_buff1~0_In985749589 |ULTIMATE.start_main_#t~ite40_Out985749589|) (not .cse1)))) InVars {~x$w_buff1~0=~x$w_buff1~0_In985749589, ~x$w_buff1_used~0=~x$w_buff1_used~0_In985749589, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In985749589, ~x~0=~x~0_In985749589} OutVars{ULTIMATE.start_main_#t~ite41=|ULTIMATE.start_main_#t~ite41_Out985749589|, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out985749589|, ~x$w_buff1~0=~x$w_buff1~0_In985749589, ~x$w_buff1_used~0=~x$w_buff1_used~0_In985749589, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In985749589, ~x~0=~x~0_In985749589} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-12-07 17:31:07,486 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [717] [717] L811-->L811-2: Formula: (let ((.cse0 (= 0 (mod ~x$w_buff0_used~0_In-1191874822 256))) (.cse1 (= 0 (mod ~x$r_buff0_thd0~0_In-1191874822 256)))) (or (and (or .cse0 .cse1) (= ~x$w_buff0_used~0_In-1191874822 |ULTIMATE.start_main_#t~ite42_Out-1191874822|)) (and (= 0 |ULTIMATE.start_main_#t~ite42_Out-1191874822|) (not .cse0) (not .cse1)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-1191874822, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1191874822} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-1191874822, ULTIMATE.start_main_#t~ite42=|ULTIMATE.start_main_#t~ite42_Out-1191874822|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1191874822} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite42] because there is no mapped edge [2019-12-07 17:31:07,486 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [723] [723] L812-->L812-2: Formula: (let ((.cse0 (= (mod ~x$w_buff1_used~0_In-1518084369 256) 0)) (.cse1 (= 0 (mod ~x$r_buff1_thd0~0_In-1518084369 256))) (.cse3 (= (mod ~x$r_buff0_thd0~0_In-1518084369 256) 0)) (.cse2 (= 0 (mod ~x$w_buff0_used~0_In-1518084369 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite43_Out-1518084369|)) (and (or .cse0 .cse1) (or .cse3 .cse2) (= ~x$w_buff1_used~0_In-1518084369 |ULTIMATE.start_main_#t~ite43_Out-1518084369|)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-1518084369, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-1518084369, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In-1518084369, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1518084369} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-1518084369, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-1518084369, ULTIMATE.start_main_#t~ite43=|ULTIMATE.start_main_#t~ite43_Out-1518084369|, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In-1518084369, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1518084369} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite43] because there is no mapped edge [2019-12-07 17:31:07,487 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [728] [728] L813-->L813-2: Formula: (let ((.cse0 (= 0 (mod ~x$r_buff0_thd0~0_In1789966420 256))) (.cse1 (= (mod ~x$w_buff0_used~0_In1789966420 256) 0))) (or (and (not .cse0) (= 0 |ULTIMATE.start_main_#t~ite44_Out1789966420|) (not .cse1)) (and (or .cse0 .cse1) (= ~x$r_buff0_thd0~0_In1789966420 |ULTIMATE.start_main_#t~ite44_Out1789966420|)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In1789966420, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1789966420} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In1789966420, ULTIMATE.start_main_#t~ite44=|ULTIMATE.start_main_#t~ite44_Out1789966420|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1789966420} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite44] because there is no mapped edge [2019-12-07 17:31:07,487 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [708] [708] L814-->L814-2: Formula: (let ((.cse3 (= (mod ~x$w_buff0_used~0_In1685586974 256) 0)) (.cse2 (= (mod ~x$r_buff0_thd0~0_In1685586974 256) 0)) (.cse1 (= 0 (mod ~x$w_buff1_used~0_In1685586974 256))) (.cse0 (= 0 (mod ~x$r_buff1_thd0~0_In1685586974 256)))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite45_Out1685586974| ~x$r_buff1_thd0~0_In1685586974)) (and (or (and (not .cse3) (not .cse2)) (and (not .cse1) (not .cse0))) (= 0 |ULTIMATE.start_main_#t~ite45_Out1685586974|)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In1685586974, ~x$w_buff1_used~0=~x$w_buff1_used~0_In1685586974, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In1685586974, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1685586974} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In1685586974, ~x$w_buff1_used~0=~x$w_buff1_used~0_In1685586974, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In1685586974, ULTIMATE.start_main_#t~ite45=|ULTIMATE.start_main_#t~ite45_Out1685586974|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1685586974} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite45] because there is no mapped edge [2019-12-07 17:31:07,487 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [756] [756] L814-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_~x$r_buff1_thd0~0_96 |v_ULTIMATE.start_main_#t~ite45_53|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_15 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_11|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_15 0) (= v_~main$tmp_guard1~0_20 (ite (= 0 (ite (not (and (= 1 v_~__unbuffered_p1_EAX~0_24) (= v_~y~0_57 2) (= v_~__unbuffered_p1_EBX~0_23 0))) 1 0)) 0 1)) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_11| (mod v_~main$tmp_guard1~0_20 256))) InVars {~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_23, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_24, ~y~0=v_~y~0_57, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_53|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_15, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_23, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_24, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_20, ~y~0=v_~y~0_57, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_96, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_52|, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_11|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ~main$tmp_guard1~0, ~x$r_buff1_thd0~0, ULTIMATE.start_main_#t~ite45, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-07 17:31:07,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:31:07 BasicIcfg [2019-12-07 17:31:07,529 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:31:07,529 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:31:07,529 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:31:07,530 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:31:07,530 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:30:59" (3/4) ... [2019-12-07 17:31:07,532 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 17:31:07,532 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [771] [771] ULTIMATE.startENTRY-->L802: Formula: (let ((.cse0 (store |v_#valid_56| 0 0))) (and (= 0 v_~x$read_delayed_var~0.base_6) (= 0 v_~x$read_delayed_var~0.offset_6) (= v_~x$r_buff1_thd0~0_142 0) (= |v_#valid_54| (store .cse0 |v_ULTIMATE.start_main_~#t1609~0.base_31| 1)) (= v_~x$mem_tmp~0_23 0) (= 0 v_~__unbuffered_p1_EAX~0_42) (= |v_#NULL.offset_6| 0) (= v_~z~0_22 0) (= 0 v_~__unbuffered_cnt~0_56) (= v_~__unbuffered_p1_EBX~0_41 0) (= 0 v_~x$w_buff0_used~0_606) (= v_~y~0_95 0) (= v_~main$tmp_guard1~0_43 0) (< 0 |v_#StackHeapBarrier_15|) (= 0 v_~x$w_buff1~0_160) (= v_~x$r_buff1_thd1~0_109 0) (= 0 v_~x$w_buff0~0_251) (= 0 v_~x$r_buff1_thd2~0_196) (= 0 v_~x$read_delayed~0_6) (= 0 |v_#NULL.base_6|) (= v_~main$tmp_guard0~0_20 0) (= 0 v_~x$w_buff1_used~0_306) (= 0 v_~weak$$choice2~0_98) (= 0 v_~weak$$choice0~0_22) (= |v_#memory_int_9| (store |v_#memory_int_10| |v_ULTIMATE.start_main_~#t1609~0.base_31| (store (select |v_#memory_int_10| |v_ULTIMATE.start_main_~#t1609~0.base_31|) |v_ULTIMATE.start_main_~#t1609~0.offset_23| 0))) (= |v_#length_19| (store |v_#length_20| |v_ULTIMATE.start_main_~#t1609~0.base_31| 4)) (= |v_ULTIMATE.start_main_~#t1609~0.offset_23| 0) (= 0 v_~x$r_buff0_thd2~0_279) (= 0 v_~x~0_116) (< |v_#StackHeapBarrier_15| |v_ULTIMATE.start_main_~#t1609~0.base_31|) (= v_~x$flush_delayed~0_30 0) (= v_~x$r_buff0_thd0~0_134 0) (= v_~x$r_buff0_thd1~0_174 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t1609~0.base_31|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_15|, #valid=|v_#valid_56|, #memory_int=|v_#memory_int_10|, #length=|v_#length_20|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_251, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_174, ~x$flush_delayed~0=v_~x$flush_delayed~0_30, #NULL.offset=|v_#NULL.offset_6|, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_109, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_43, ~x$mem_tmp~0=v_~x$mem_tmp~0_23, ULTIMATE.start_main_#t~ite43=|v_ULTIMATE.start_main_#t~ite43_27|, ULTIMATE.start_main_#t~ite42=|v_ULTIMATE.start_main_#t~ite42_371|, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_90|, ULTIMATE.start_main_#t~ite44=|v_ULTIMATE.start_main_#t~ite44_41|, ULTIMATE.start_main_~#t1610~0.base=|v_ULTIMATE.start_main_~#t1610~0.base_24|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_42, ULTIMATE.start_main_~#t1610~0.offset=|v_ULTIMATE.start_main_~#t1610~0.offset_15|, #length=|v_#length_19|, ~y~0=v_~y~0_95, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_134, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_41, ULTIMATE.start_main_~#t1609~0.offset=|v_ULTIMATE.start_main_~#t1609~0.offset_23|, ~x$w_buff1~0=v_~x$w_buff1~0_160, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_306, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_196, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_20, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_142, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_279, ULTIMATE.start_main_~#t1609~0.base=|v_ULTIMATE.start_main_~#t1609~0.base_31|, ~x$read_delayed_var~0.base=v_~x$read_delayed_var~0.base_6, #NULL.base=|v_#NULL.base_6|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_606, ~weak$$choice0~0=v_~weak$$choice0~0_22, #StackHeapBarrier=|v_#StackHeapBarrier_15|, ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_25|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_23|, ~x$read_delayed_var~0.offset=v_~x$read_delayed_var~0.offset_6, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_24|, #valid=|v_#valid_54|, #memory_int=|v_#memory_int_9|, ULTIMATE.start_main_#t~nondet38=|v_ULTIMATE.start_main_#t~nondet38_10|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_56, ULTIMATE.start_main_#t~nondet39=|v_ULTIMATE.start_main_#t~nondet39_19|, ~z~0=v_~z~0_22, ~weak$$choice2~0=v_~weak$$choice2~0_98, ~x~0=v_~x~0_116, ~x$read_delayed~0=v_~x$read_delayed~0_6} AuxVars[] AssignedVars[~x$w_buff0~0, ~x$r_buff0_thd1~0, ~x$flush_delayed~0, #NULL.offset, ~x$r_buff1_thd1~0, ~main$tmp_guard1~0, ~x$mem_tmp~0, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite42, ULTIMATE.start_main_#t~ite45, ULTIMATE.start_main_#t~ite44, ULTIMATE.start_main_~#t1610~0.base, ~__unbuffered_p1_EAX~0, ULTIMATE.start_main_~#t1610~0.offset, #length, ~y~0, ~x$r_buff0_thd0~0, ~__unbuffered_p1_EBX~0, ULTIMATE.start_main_~#t1609~0.offset, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ~main$tmp_guard0~0, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ULTIMATE.start_main_~#t1609~0.base, ~x$read_delayed_var~0.base, #NULL.base, ~x$w_buff0_used~0, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40, ~x$read_delayed_var~0.offset, ULTIMATE.start_main_#res, #valid, #memory_int, ULTIMATE.start_main_#t~nondet38, ~__unbuffered_cnt~0, ULTIMATE.start_main_#t~nondet39, ~z~0, ~weak$$choice2~0, ~x~0, ~x$read_delayed~0] because there is no mapped edge [2019-12-07 17:31:07,533 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [753] [753] L4-->L740: Formula: (and (= 1 ~y~0_Out222426215) (= ~x$r_buff1_thd1~0_Out222426215 ~x$r_buff0_thd1~0_In222426215) (= ~x$r_buff0_thd0~0_In222426215 ~x$r_buff1_thd0~0_Out222426215) (= ~x$r_buff0_thd2~0_In222426215 ~x$r_buff1_thd2~0_Out222426215) (= ~x$r_buff0_thd1~0_Out222426215 1) (not (= 0 P0Thread1of1ForFork0___VERIFIER_assert_~expression_In222426215))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In222426215, ~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In222426215, P0Thread1of1ForFork0___VERIFIER_assert_~expression=P0Thread1of1ForFork0___VERIFIER_assert_~expression_In222426215, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In222426215} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In222426215, ~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_Out222426215, P0Thread1of1ForFork0___VERIFIER_assert_~expression=P0Thread1of1ForFork0___VERIFIER_assert_~expression_In222426215, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_Out222426215, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_Out222426215, ~y~0=~y~0_Out222426215, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In222426215, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_Out222426215} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, ~x$r_buff1_thd2~0, ~x$r_buff1_thd1~0, ~y~0, ~x$r_buff1_thd0~0] because there is no mapped edge [2019-12-07 17:31:07,533 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [740] [740] L802-1-->L804: Formula: (and (= (select |v_#valid_24| |v_ULTIMATE.start_main_~#t1610~0.base_11|) 0) (< |v_#StackHeapBarrier_9| |v_ULTIMATE.start_main_~#t1610~0.base_11|) (not (= |v_ULTIMATE.start_main_~#t1610~0.base_11| 0)) (= |v_#length_11| (store |v_#length_12| |v_ULTIMATE.start_main_~#t1610~0.base_11| 4)) (= 0 |v_ULTIMATE.start_main_~#t1610~0.offset_10|) (= |v_#valid_23| (store |v_#valid_24| |v_ULTIMATE.start_main_~#t1610~0.base_11| 1)) (= |v_#memory_int_5| (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1610~0.base_11| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1610~0.base_11|) |v_ULTIMATE.start_main_~#t1610~0.offset_10| 1)))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_9|, #valid=|v_#valid_24|, #memory_int=|v_#memory_int_6|, #length=|v_#length_12|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_9|, ULTIMATE.start_main_~#t1610~0.base=|v_ULTIMATE.start_main_~#t1610~0.base_11|, ULTIMATE.start_main_~#t1610~0.offset=|v_ULTIMATE.start_main_~#t1610~0.offset_10|, #valid=|v_#valid_23|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~nondet38=|v_ULTIMATE.start_main_#t~nondet38_6|, #length=|v_#length_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1610~0.base, ULTIMATE.start_main_~#t1610~0.offset, #valid, #memory_int, ULTIMATE.start_main_#t~nondet38, #length] because there is no mapped edge [2019-12-07 17:31:07,534 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [711] [711] L741-->L741-2: Formula: (let ((.cse0 (= 0 (mod ~x$w_buff0_used~0_In1088161297 256))) (.cse1 (= (mod ~x$r_buff0_thd1~0_In1088161297 256) 0))) (or (and (= |P0Thread1of1ForFork0_#t~ite5_Out1088161297| 0) (not .cse0) (not .cse1)) (and (or .cse0 .cse1) (= ~x$w_buff0_used~0_In1088161297 |P0Thread1of1ForFork0_#t~ite5_Out1088161297|)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In1088161297, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1088161297} OutVars{P0Thread1of1ForFork0_#t~ite5=|P0Thread1of1ForFork0_#t~ite5_Out1088161297|, ~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In1088161297, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1088161297} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite5] because there is no mapped edge [2019-12-07 17:31:07,534 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [709] [709] L742-->L742-2: Formula: (let ((.cse3 (= (mod ~x$w_buff1_used~0_In-834909109 256) 0)) (.cse2 (= 0 (mod ~x$r_buff1_thd1~0_In-834909109 256))) (.cse0 (= (mod ~x$r_buff0_thd1~0_In-834909109 256) 0)) (.cse1 (= 0 (mod ~x$w_buff0_used~0_In-834909109 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |P0Thread1of1ForFork0_#t~ite6_Out-834909109|)) (and (or .cse3 .cse2) (= ~x$w_buff1_used~0_In-834909109 |P0Thread1of1ForFork0_#t~ite6_Out-834909109|) (or .cse0 .cse1)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-834909109, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-834909109, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-834909109, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-834909109} OutVars{P0Thread1of1ForFork0_#t~ite6=|P0Thread1of1ForFork0_#t~ite6_Out-834909109|, ~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-834909109, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-834909109, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-834909109, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-834909109} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite6] because there is no mapped edge [2019-12-07 17:31:07,535 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [715] [715] L743-->L744: Formula: (let ((.cse0 (= ~x$r_buff0_thd1~0_Out1725662334 ~x$r_buff0_thd1~0_In1725662334)) (.cse1 (= 0 (mod ~x$r_buff0_thd1~0_In1725662334 256))) (.cse2 (= (mod ~x$w_buff0_used~0_In1725662334 256) 0))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and (= 0 ~x$r_buff0_thd1~0_Out1725662334) (not .cse1) (not .cse2)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In1725662334, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1725662334} OutVars{~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_Out1725662334, P0Thread1of1ForFork0_#t~ite7=|P0Thread1of1ForFork0_#t~ite7_Out1725662334|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1725662334} AuxVars[] AssignedVars[~x$r_buff0_thd1~0, P0Thread1of1ForFork0_#t~ite7] because there is no mapped edge [2019-12-07 17:31:07,535 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [714] [714] L744-->L744-2: Formula: (let ((.cse2 (= (mod ~x$r_buff0_thd1~0_In-1428162730 256) 0)) (.cse3 (= 0 (mod ~x$w_buff0_used~0_In-1428162730 256))) (.cse0 (= 0 (mod ~x$r_buff1_thd1~0_In-1428162730 256))) (.cse1 (= 0 (mod ~x$w_buff1_used~0_In-1428162730 256)))) (or (and (= |P0Thread1of1ForFork0_#t~ite8_Out-1428162730| ~x$r_buff1_thd1~0_In-1428162730) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse2) (not .cse3)) (and (not .cse0) (not .cse1))) (= 0 |P0Thread1of1ForFork0_#t~ite8_Out-1428162730|)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-1428162730, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-1428162730, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-1428162730, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1428162730} OutVars{~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-1428162730, P0Thread1of1ForFork0_#t~ite8=|P0Thread1of1ForFork0_#t~ite8_Out-1428162730|, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-1428162730, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-1428162730, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1428162730} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite8] because there is no mapped edge [2019-12-07 17:31:07,535 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [750] [750] L744-2-->P0EXIT: Formula: (and (= v_~x$r_buff1_thd1~0_63 |v_P0Thread1of1ForFork0_#t~ite8_32|) (= |v_P0Thread1of1ForFork0_#res.offset_3| 0) (= 0 |v_P0Thread1of1ForFork0_#res.base_3|) (= (+ v_~__unbuffered_cnt~0_45 1) v_~__unbuffered_cnt~0_44)) InVars {P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_32|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_45} OutVars{P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_3|, P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_31|, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_44, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_63} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#res.offset, P0Thread1of1ForFork0_#t~ite8, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0, ~x$r_buff1_thd1~0] because there is no mapped edge [2019-12-07 17:31:07,537 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [663] [663] L772-->L773: Formula: (and (not (= 0 (mod v_~weak$$choice2~0_25 256))) (= v_~x$r_buff0_thd2~0_61 v_~x$r_buff0_thd2~0_60)) InVars {~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_61, ~weak$$choice2~0=v_~weak$$choice2~0_25} OutVars{P1Thread1of1ForFork1_#t~ite27=|v_P1Thread1of1ForFork1_#t~ite27_5|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_60, ~weak$$choice2~0=v_~weak$$choice2~0_25, P1Thread1of1ForFork1_#t~ite25=|v_P1Thread1of1ForFork1_#t~ite25_5|, P1Thread1of1ForFork1_#t~ite26=|v_P1Thread1of1ForFork1_#t~ite26_5|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite27, ~x$r_buff0_thd2~0, P1Thread1of1ForFork1_#t~ite25, P1Thread1of1ForFork1_#t~ite26] because there is no mapped edge [2019-12-07 17:31:07,537 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [755] [755] L773-->L773-8: Formula: (let ((.cse1 (= (mod ~weak$$choice2~0_In1874189996 256) 0))) (or (and (let ((.cse0 (= 0 (mod ~x$r_buff0_thd2~0_In1874189996 256)))) (or (and .cse0 (= 0 (mod ~x$r_buff1_thd2~0_In1874189996 256))) (and .cse0 (= (mod ~x$w_buff1_used~0_In1874189996 256) 0)) (= 0 (mod ~x$w_buff0_used~0_In1874189996 256)))) (= ~x$r_buff1_thd2~0_In1874189996 |P1Thread1of1ForFork1_#t~ite29_Out1874189996|) (= |P1Thread1of1ForFork1_#t~ite30_Out1874189996| |P1Thread1of1ForFork1_#t~ite29_Out1874189996|) .cse1) (and (= ~x$r_buff1_thd2~0_In1874189996 |P1Thread1of1ForFork1_#t~ite30_Out1874189996|) (= |P1Thread1of1ForFork1_#t~ite29_In1874189996| |P1Thread1of1ForFork1_#t~ite29_Out1874189996|) (not .cse1)))) InVars {P1Thread1of1ForFork1_#t~ite29=|P1Thread1of1ForFork1_#t~ite29_In1874189996|, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In1874189996, ~x$w_buff1_used~0=~x$w_buff1_used~0_In1874189996, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1874189996, ~weak$$choice2~0=~weak$$choice2~0_In1874189996, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1874189996} OutVars{P1Thread1of1ForFork1_#t~ite29=|P1Thread1of1ForFork1_#t~ite29_Out1874189996|, P1Thread1of1ForFork1_#t~ite30=|P1Thread1of1ForFork1_#t~ite30_Out1874189996|, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In1874189996, ~x$w_buff1_used~0=~x$w_buff1_used~0_In1874189996, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1874189996, ~weak$$choice2~0=~weak$$choice2~0_In1874189996, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1874189996} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite29, P1Thread1of1ForFork1_#t~ite30] because there is no mapped edge [2019-12-07 17:31:07,537 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [685] [685] L775-->L779: Formula: (and (= 0 v_~x$flush_delayed~0_8) (= v_~x$mem_tmp~0_6 v_~x~0_27) (not (= (mod v_~x$flush_delayed~0_9 256) 0))) InVars {~x$flush_delayed~0=v_~x$flush_delayed~0_9, ~x$mem_tmp~0=v_~x$mem_tmp~0_6} OutVars{~x$flush_delayed~0=v_~x$flush_delayed~0_8, P1Thread1of1ForFork1_#t~ite31=|v_P1Thread1of1ForFork1_#t~ite31_5|, ~x$mem_tmp~0=v_~x$mem_tmp~0_6, ~x~0=v_~x~0_27} AuxVars[] AssignedVars[~x$flush_delayed~0, P1Thread1of1ForFork1_#t~ite31, ~x~0] because there is no mapped edge [2019-12-07 17:31:07,538 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [722] [722] L779-2-->L779-4: Formula: (let ((.cse1 (= (mod ~x$r_buff1_thd2~0_In-2130005547 256) 0)) (.cse0 (= (mod ~x$w_buff1_used~0_In-2130005547 256) 0))) (or (and (= |P1Thread1of1ForFork1_#t~ite32_Out-2130005547| ~x$w_buff1~0_In-2130005547) (not .cse0) (not .cse1)) (and (= |P1Thread1of1ForFork1_#t~ite32_Out-2130005547| ~x~0_In-2130005547) (or .cse1 .cse0)))) InVars {~x$w_buff1~0=~x$w_buff1~0_In-2130005547, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-2130005547, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In-2130005547, ~x~0=~x~0_In-2130005547} OutVars{~x$w_buff1~0=~x$w_buff1~0_In-2130005547, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-2130005547, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In-2130005547, P1Thread1of1ForFork1_#t~ite32=|P1Thread1of1ForFork1_#t~ite32_Out-2130005547|, ~x~0=~x~0_In-2130005547} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite32] because there is no mapped edge [2019-12-07 17:31:07,538 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [687] [687] L779-4-->L780: Formula: (= v_~x~0_39 |v_P1Thread1of1ForFork1_#t~ite32_8|) InVars {P1Thread1of1ForFork1_#t~ite32=|v_P1Thread1of1ForFork1_#t~ite32_8|} OutVars{P1Thread1of1ForFork1_#t~ite32=|v_P1Thread1of1ForFork1_#t~ite32_7|, P1Thread1of1ForFork1_#t~ite33=|v_P1Thread1of1ForFork1_#t~ite33_11|, ~x~0=v_~x~0_39} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite32, P1Thread1of1ForFork1_#t~ite33, ~x~0] because there is no mapped edge [2019-12-07 17:31:07,538 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [724] [724] L780-->L780-2: Formula: (let ((.cse1 (= (mod ~x$r_buff0_thd2~0_In-759652381 256) 0)) (.cse0 (= 0 (mod ~x$w_buff0_used~0_In-759652381 256)))) (or (and (or .cse0 .cse1) (= ~x$w_buff0_used~0_In-759652381 |P1Thread1of1ForFork1_#t~ite34_Out-759652381|)) (and (= 0 |P1Thread1of1ForFork1_#t~ite34_Out-759652381|) (not .cse1) (not .cse0)))) InVars {~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-759652381, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-759652381} OutVars{P1Thread1of1ForFork1_#t~ite34=|P1Thread1of1ForFork1_#t~ite34_Out-759652381|, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-759652381, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-759652381} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite34] because there is no mapped edge [2019-12-07 17:31:07,538 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [720] [720] L781-->L781-2: Formula: (let ((.cse3 (= (mod ~x$r_buff1_thd2~0_In-960311678 256) 0)) (.cse2 (= (mod ~x$w_buff1_used~0_In-960311678 256) 0)) (.cse0 (= (mod ~x$r_buff0_thd2~0_In-960311678 256) 0)) (.cse1 (= (mod ~x$w_buff0_used~0_In-960311678 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |P1Thread1of1ForFork1_#t~ite35_Out-960311678|)) (and (or .cse3 .cse2) (= ~x$w_buff1_used~0_In-960311678 |P1Thread1of1ForFork1_#t~ite35_Out-960311678|) (or .cse0 .cse1)))) InVars {~x$w_buff1_used~0=~x$w_buff1_used~0_In-960311678, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In-960311678, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-960311678, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-960311678} OutVars{~x$w_buff1_used~0=~x$w_buff1_used~0_In-960311678, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In-960311678, P1Thread1of1ForFork1_#t~ite35=|P1Thread1of1ForFork1_#t~ite35_Out-960311678|, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-960311678, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-960311678} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite35] because there is no mapped edge [2019-12-07 17:31:07,538 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [710] [710] L782-->L782-2: Formula: (let ((.cse0 (= (mod ~x$r_buff0_thd2~0_In820827280 256) 0)) (.cse1 (= (mod ~x$w_buff0_used~0_In820827280 256) 0))) (or (and (= ~x$r_buff0_thd2~0_In820827280 |P1Thread1of1ForFork1_#t~ite36_Out820827280|) (or .cse0 .cse1)) (and (= |P1Thread1of1ForFork1_#t~ite36_Out820827280| 0) (not .cse0) (not .cse1)))) InVars {~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In820827280, ~x$w_buff0_used~0=~x$w_buff0_used~0_In820827280} OutVars{~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In820827280, P1Thread1of1ForFork1_#t~ite36=|P1Thread1of1ForFork1_#t~ite36_Out820827280|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In820827280} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite36] because there is no mapped edge [2019-12-07 17:31:07,539 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [718] [718] L783-->L783-2: Formula: (let ((.cse0 (= 0 (mod ~x$w_buff0_used~0_In1474410108 256))) (.cse1 (= (mod ~x$r_buff0_thd2~0_In1474410108 256) 0)) (.cse2 (= 0 (mod ~x$r_buff1_thd2~0_In1474410108 256))) (.cse3 (= 0 (mod ~x$w_buff1_used~0_In1474410108 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |P1Thread1of1ForFork1_#t~ite37_Out1474410108| 0)) (and (or .cse0 .cse1) (or .cse2 .cse3) (= |P1Thread1of1ForFork1_#t~ite37_Out1474410108| ~x$r_buff1_thd2~0_In1474410108)))) InVars {~x$w_buff1_used~0=~x$w_buff1_used~0_In1474410108, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In1474410108, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1474410108, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1474410108} OutVars{~x$w_buff1_used~0=~x$w_buff1_used~0_In1474410108, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In1474410108, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1474410108, P1Thread1of1ForFork1_#t~ite37=|P1Thread1of1ForFork1_#t~ite37_Out1474410108|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1474410108} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite37] because there is no mapped edge [2019-12-07 17:31:07,539 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [734] [734] L783-2-->P1EXIT: Formula: (and (= 0 |v_P1Thread1of1ForFork1_#res.base_3|) (= v_~__unbuffered_cnt~0_28 (+ v_~__unbuffered_cnt~0_29 1)) (= v_~x$r_buff1_thd2~0_91 |v_P1Thread1of1ForFork1_#t~ite37_22|) (= |v_P1Thread1of1ForFork1_#res.offset_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_29, P1Thread1of1ForFork1_#t~ite37=|v_P1Thread1of1ForFork1_#t~ite37_22|} OutVars{P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_3|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_91, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_28, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_3|, P1Thread1of1ForFork1_#t~ite37=|v_P1Thread1of1ForFork1_#t~ite37_21|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#res.offset, ~x$r_buff1_thd2~0, ~__unbuffered_cnt~0, P1Thread1of1ForFork1_#res.base, P1Thread1of1ForFork1_#t~ite37] because there is no mapped edge [2019-12-07 17:31:07,539 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [683] [683] L804-1-->L810: Formula: (and (= v_~main$tmp_guard0~0_7 (ite (= (ite (= 2 v_~__unbuffered_cnt~0_15) 1 0) 0) 0 1)) (not (= (mod v_~main$tmp_guard0~0_7 256) 0))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_15} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_15, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_7, ULTIMATE.start_main_#t~nondet39=|v_ULTIMATE.start_main_#t~nondet39_6|} AuxVars[] AssignedVars[~main$tmp_guard0~0, ULTIMATE.start_main_#t~nondet39] because there is no mapped edge [2019-12-07 17:31:07,539 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [716] [716] L810-2-->L810-5: Formula: (let ((.cse0 (= 0 (mod ~x$r_buff1_thd0~0_In985749589 256))) (.cse2 (= |ULTIMATE.start_main_#t~ite41_Out985749589| |ULTIMATE.start_main_#t~ite40_Out985749589|)) (.cse1 (= (mod ~x$w_buff1_used~0_In985749589 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite40_Out985749589| ~x~0_In985749589) (or .cse0 .cse1) .cse2) (and (not .cse0) .cse2 (= ~x$w_buff1~0_In985749589 |ULTIMATE.start_main_#t~ite40_Out985749589|) (not .cse1)))) InVars {~x$w_buff1~0=~x$w_buff1~0_In985749589, ~x$w_buff1_used~0=~x$w_buff1_used~0_In985749589, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In985749589, ~x~0=~x~0_In985749589} OutVars{ULTIMATE.start_main_#t~ite41=|ULTIMATE.start_main_#t~ite41_Out985749589|, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out985749589|, ~x$w_buff1~0=~x$w_buff1~0_In985749589, ~x$w_buff1_used~0=~x$w_buff1_used~0_In985749589, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In985749589, ~x~0=~x~0_In985749589} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-12-07 17:31:07,540 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [717] [717] L811-->L811-2: Formula: (let ((.cse0 (= 0 (mod ~x$w_buff0_used~0_In-1191874822 256))) (.cse1 (= 0 (mod ~x$r_buff0_thd0~0_In-1191874822 256)))) (or (and (or .cse0 .cse1) (= ~x$w_buff0_used~0_In-1191874822 |ULTIMATE.start_main_#t~ite42_Out-1191874822|)) (and (= 0 |ULTIMATE.start_main_#t~ite42_Out-1191874822|) (not .cse0) (not .cse1)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-1191874822, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1191874822} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-1191874822, ULTIMATE.start_main_#t~ite42=|ULTIMATE.start_main_#t~ite42_Out-1191874822|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1191874822} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite42] because there is no mapped edge [2019-12-07 17:31:07,540 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [723] [723] L812-->L812-2: Formula: (let ((.cse0 (= (mod ~x$w_buff1_used~0_In-1518084369 256) 0)) (.cse1 (= 0 (mod ~x$r_buff1_thd0~0_In-1518084369 256))) (.cse3 (= (mod ~x$r_buff0_thd0~0_In-1518084369 256) 0)) (.cse2 (= 0 (mod ~x$w_buff0_used~0_In-1518084369 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite43_Out-1518084369|)) (and (or .cse0 .cse1) (or .cse3 .cse2) (= ~x$w_buff1_used~0_In-1518084369 |ULTIMATE.start_main_#t~ite43_Out-1518084369|)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-1518084369, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-1518084369, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In-1518084369, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1518084369} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-1518084369, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-1518084369, ULTIMATE.start_main_#t~ite43=|ULTIMATE.start_main_#t~ite43_Out-1518084369|, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In-1518084369, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1518084369} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite43] because there is no mapped edge [2019-12-07 17:31:07,540 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [728] [728] L813-->L813-2: Formula: (let ((.cse0 (= 0 (mod ~x$r_buff0_thd0~0_In1789966420 256))) (.cse1 (= (mod ~x$w_buff0_used~0_In1789966420 256) 0))) (or (and (not .cse0) (= 0 |ULTIMATE.start_main_#t~ite44_Out1789966420|) (not .cse1)) (and (or .cse0 .cse1) (= ~x$r_buff0_thd0~0_In1789966420 |ULTIMATE.start_main_#t~ite44_Out1789966420|)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In1789966420, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1789966420} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In1789966420, ULTIMATE.start_main_#t~ite44=|ULTIMATE.start_main_#t~ite44_Out1789966420|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1789966420} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite44] because there is no mapped edge [2019-12-07 17:31:07,541 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [708] [708] L814-->L814-2: Formula: (let ((.cse3 (= (mod ~x$w_buff0_used~0_In1685586974 256) 0)) (.cse2 (= (mod ~x$r_buff0_thd0~0_In1685586974 256) 0)) (.cse1 (= 0 (mod ~x$w_buff1_used~0_In1685586974 256))) (.cse0 (= 0 (mod ~x$r_buff1_thd0~0_In1685586974 256)))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite45_Out1685586974| ~x$r_buff1_thd0~0_In1685586974)) (and (or (and (not .cse3) (not .cse2)) (and (not .cse1) (not .cse0))) (= 0 |ULTIMATE.start_main_#t~ite45_Out1685586974|)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In1685586974, ~x$w_buff1_used~0=~x$w_buff1_used~0_In1685586974, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In1685586974, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1685586974} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In1685586974, ~x$w_buff1_used~0=~x$w_buff1_used~0_In1685586974, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In1685586974, ULTIMATE.start_main_#t~ite45=|ULTIMATE.start_main_#t~ite45_Out1685586974|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1685586974} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite45] because there is no mapped edge [2019-12-07 17:31:07,541 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [756] [756] L814-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_~x$r_buff1_thd0~0_96 |v_ULTIMATE.start_main_#t~ite45_53|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_15 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_11|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_15 0) (= v_~main$tmp_guard1~0_20 (ite (= 0 (ite (not (and (= 1 v_~__unbuffered_p1_EAX~0_24) (= v_~y~0_57 2) (= v_~__unbuffered_p1_EBX~0_23 0))) 1 0)) 0 1)) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_11| (mod v_~main$tmp_guard1~0_20 256))) InVars {~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_23, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_24, ~y~0=v_~y~0_57, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_53|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_15, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_23, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_24, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_20, ~y~0=v_~y~0_57, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_96, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_52|, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_11|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ~main$tmp_guard1~0, ~x$r_buff1_thd0~0, ULTIMATE.start_main_#t~ite45, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-07 17:31:07,588 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_820eff13-badf-44dd-9333-68bf52e34610/bin/uautomizer/witness.graphml [2019-12-07 17:31:07,588 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:31:07,589 INFO L168 Benchmark]: Toolchain (without parser) took 9325.65 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 478.2 MB). Free memory was 938.1 MB in the beginning and 791.6 MB in the end (delta: 146.5 MB). Peak memory consumption was 624.7 MB. Max. memory is 11.5 GB. [2019-12-07 17:31:07,589 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:31:07,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -134.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-07 17:31:07,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.17 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 17:31:07,590 INFO L168 Benchmark]: Boogie Preprocessor took 23.75 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:31:07,590 INFO L168 Benchmark]: RCFGBuilder took 389.68 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: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 11.5 GB. [2019-12-07 17:31:07,591 INFO L168 Benchmark]: TraceAbstraction took 8428.77 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 375.9 MB). Free memory was 1.0 GB in the beginning and 807.4 MB in the end (delta: 210.1 MB). Peak memory consumption was 586.0 MB. Max. memory is 11.5 GB. [2019-12-07 17:31:07,591 INFO L168 Benchmark]: Witness Printer took 58.69 ms. Allocated memory is still 1.5 GB. Free memory was 807.4 MB in the beginning and 791.6 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2019-12-07 17:31:07,593 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 383.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -134.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.17 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 23.75 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 389.68 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: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8428.77 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 375.9 MB). Free memory was 1.0 GB in the beginning and 807.4 MB in the end (delta: 210.1 MB). Peak memory consumption was 586.0 MB. Max. memory is 11.5 GB. * Witness Printer took 58.69 ms. Allocated memory is still 1.5 GB. Free memory was 807.4 MB in the beginning and 791.6 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.8s, 148 ProgramPointsBefore, 77 ProgramPointsAfterwards, 182 TransitionsBefore, 89 TransitionsAfterwards, 12056 CoEnabledTransitionPairs, 12 FixpointIterations, 30 TrivialSequentialCompositions, 49 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 30 ConcurrentYvCompositions, 25 ChoiceCompositions, 4597 VarBasedMoverChecksPositive, 304 VarBasedMoverChecksNegative, 234 SemBasedMoverChecksPositive, 186 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.8s, 0 MoverChecksTotal, 76598 CheckedPairsTotal, 109 TotalNumberOfCompositions - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L802] FCALL, FORK 0 pthread_create(&t1609, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L726] 1 x$w_buff1 = x$w_buff0 [L727] 1 x$w_buff0 = 1 [L728] 1 x$w_buff1_used = x$w_buff0_used [L729] 1 x$w_buff0_used = (_Bool)1 [L804] FCALL, FORK 0 pthread_create(&t1610, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L740] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L754] 2 y = 2 [L757] 2 z = 1 [L760] 2 __unbuffered_p1_EAX = z [L763] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L764] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L765] 2 x$flush_delayed = weak$$choice2 [L766] 2 x$mem_tmp = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L767] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) VAL [!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1)=0, __unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L740] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L741] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L742] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L767] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L768] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0))=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L768] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L769] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L769] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L770] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L770] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L771] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))=0, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L771] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L773] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L774] 2 __unbuffered_p1_EBX = x VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L779] 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L780] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L781] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L782] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L810] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2, z=1] [L810] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L811] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L812] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L813] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 142 locations, 2 error locations. Result: UNSAFE, OverallTime: 8.2s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1990 SDtfs, 1299 SDslu, 3278 SDs, 0 SdLazy, 1183 SolverSat, 60 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 18 SyntacticMatches, 4 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19068occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 15 MinimizatonAttempts, 13464 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 385 NumberOfCodeBlocks, 385 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 317 ConstructedInterpolants, 0 QuantifiedInterpolants, 39033 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 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...