./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_productSimulator.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 249096951c6ea79d53aa89faa63a9c68ab03bc8a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 07:47:48,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:47:48,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:47:48,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:47:48,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:47:48,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:47:48,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:47:48,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:47:48,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:47:48,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:47:48,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:47:48,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:47:48,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:47:48,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:47:48,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:47:48,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:47:48,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:47:48,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:47:48,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:47:48,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:47:48,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:47:48,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:47:48,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:47:48,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:47:48,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:47:48,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:47:48,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:47:48,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:47:48,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:47:48,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:47:48,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:47:48,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:47:48,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:47:48,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:47:48,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:47:48,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:47:48,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:47:48,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:47:48,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:47:48,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:47:48,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:47:48,513 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 07:47:48,539 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:47:48,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:47:48,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:47:48,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:47:48,550 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 07:47:48,551 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 07:47:48,551 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 07:47:48,551 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 07:47:48,551 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 07:47:48,551 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 07:47:48,552 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 07:47:48,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:47:48,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 07:47:48,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 07:47:48,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:47:48,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 07:47:48,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:47:48,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 07:47:48,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 07:47:48,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 07:47:48,554 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 07:47:48,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:47:48,555 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 07:47:48,555 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:47:48,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 07:47:48,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:47:48,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 07:47:48,556 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 07:47:48,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:47:48,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 07:47:48,557 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 07:47:48,558 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 07:47:48,558 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_eacfa079-7af1-4cda-9b6f-43d60fa644fe/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(F end) ) 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 -> 249096951c6ea79d53aa89faa63a9c68ab03bc8a [2019-11-20 07:47:48,720 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:47:48,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:47:48,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:47:48,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:47:48,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:47:48,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec9_productSimulator.cil.c [2019-11-20 07:47:48,797 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/data/21fd8b0df/60932a89eb924d76a0ca9cad7633303e/FLAGac898c84a [2019-11-20 07:47:49,384 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:47:49,385 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/sv-benchmarks/c/product-lines/elevator_spec9_productSimulator.cil.c [2019-11-20 07:47:49,406 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/data/21fd8b0df/60932a89eb924d76a0ca9cad7633303e/FLAGac898c84a [2019-11-20 07:47:49,628 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/data/21fd8b0df/60932a89eb924d76a0ca9cad7633303e [2019-11-20 07:47:49,631 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:47:49,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:47:49,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:47:49,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:47:49,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:47:49,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:47:49" (1/1) ... [2019-11-20 07:47:49,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37fb5cc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:49, skipping insertion in model container [2019-11-20 07:47:49,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:47:49" (1/1) ... [2019-11-20 07:47:49,649 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:47:49,735 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:47:50,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:47:50,289 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:47:50,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:47:50,555 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:47:50,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50 WrapperNode [2019-11-20 07:47:50,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:47:50,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:47:50,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:47:50,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:47:50,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (1/1) ... [2019-11-20 07:47:50,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (1/1) ... [2019-11-20 07:47:51,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:47:51,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:47:51,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:47:51,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:47:51,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (1/1) ... [2019-11-20 07:47:51,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (1/1) ... [2019-11-20 07:47:51,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (1/1) ... [2019-11-20 07:47:51,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (1/1) ... [2019-11-20 07:47:52,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (1/1) ... [2019-11-20 07:47:52,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (1/1) ... [2019-11-20 07:47:52,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (1/1) ... [2019-11-20 07:47:52,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:47:52,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:47:52,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:47:52,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:47:52,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:47:52,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 07:47:52,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 07:47:52,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:47:52,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:48:21,741 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint getCurrentFloorID_returnLabel#42: __utac_acc__Specification9_spec__3_#t~ret55 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~14 := __utac_acc__Specification9_spec__3_#t~ret55;havoc __utac_acc__Specification9_spec__3_#t~ret55;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~14;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~20;havoc isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,742 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint getCurrentFloorID_returnLabel#21: __utac_acc__Specification9_spec__3_#t~ret55 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~14 := __utac_acc__Specification9_spec__3_#t~ret55;havoc __utac_acc__Specification9_spec__3_#t~ret55;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~14;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~20;havoc isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,748 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1600-4: assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~3;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; [2019-11-20 07:48:21,749 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1600-4: assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~3);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; [2019-11-20 07:48:21,749 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1600-10: assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~3;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; [2019-11-20 07:48:21,749 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1600-10: assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~3);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; [2019-11-20 07:48:21,749 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1610-4: assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~4; [2019-11-20 07:48:21,750 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1610-4: assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~4); [2019-11-20 07:48:21,750 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1610-10: assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~4; [2019-11-20 07:48:21,750 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1610-10: assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~4); [2019-11-20 07:48:21,750 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1611-2: assume 0 == __utac_acc__Specification9_spec__3_~floor~0; [2019-11-20 07:48:21,751 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1611-2: assume !(0 == __utac_acc__Specification9_spec__3_~floor~0); [2019-11-20 07:48:21,751 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1611-5: assume 0 == __utac_acc__Specification9_spec__3_~floor~0; [2019-11-20 07:48:21,751 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1611-5: assume !(0 == __utac_acc__Specification9_spec__3_~floor~0); [2019-11-20 07:48:21,751 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1612-4: assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; [2019-11-20 07:48:21,751 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1612-4: assume !(0 != ~floorButtons_spc9_0~0); [2019-11-20 07:48:21,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1612-10: assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; [2019-11-20 07:48:21,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1612-10: assume !(0 != ~floorButtons_spc9_0~0); [2019-11-20 07:48:21,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1618-2: assume 1 == __utac_acc__Specification9_spec__3_~floor~0; [2019-11-20 07:48:21,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1618-2: assume !(1 == __utac_acc__Specification9_spec__3_~floor~0); [2019-11-20 07:48:21,753 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1618-5: assume 1 == __utac_acc__Specification9_spec__3_~floor~0; [2019-11-20 07:48:21,753 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1618-5: assume !(1 == __utac_acc__Specification9_spec__3_~floor~0); [2019-11-20 07:48:21,753 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1620-4: assume 0 != ~floorButtons_spc9_1~0;~floorButtons_spc9_1~0 := 0; [2019-11-20 07:48:21,753 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1620-4: assume !(0 != ~floorButtons_spc9_1~0); [2019-11-20 07:48:21,754 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1620-10: assume 0 != ~floorButtons_spc9_1~0;~floorButtons_spc9_1~0 := 0; [2019-11-20 07:48:21,754 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1620-10: assume !(0 != ~floorButtons_spc9_1~0); [2019-11-20 07:48:21,754 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1626-2: assume 2 == __utac_acc__Specification9_spec__3_~floor~0; [2019-11-20 07:48:21,754 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1626-2: assume !(2 == __utac_acc__Specification9_spec__3_~floor~0); [2019-11-20 07:48:21,754 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1626-5: assume 2 == __utac_acc__Specification9_spec__3_~floor~0; [2019-11-20 07:48:21,755 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1626-5: assume !(2 == __utac_acc__Specification9_spec__3_~floor~0); [2019-11-20 07:48:21,755 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1628-4: assume 0 != ~floorButtons_spc9_2~0;~floorButtons_spc9_2~0 := 0; [2019-11-20 07:48:21,755 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1628-4: assume !(0 != ~floorButtons_spc9_2~0); [2019-11-20 07:48:21,755 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1628-10: assume 0 != ~floorButtons_spc9_2~0;~floorButtons_spc9_2~0 := 0; [2019-11-20 07:48:21,755 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1628-10: assume !(0 != ~floorButtons_spc9_2~0); [2019-11-20 07:48:21,756 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1634-2: assume 3 == __utac_acc__Specification9_spec__3_~floor~0; [2019-11-20 07:48:21,756 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1634-2: assume !(3 == __utac_acc__Specification9_spec__3_~floor~0); [2019-11-20 07:48:21,756 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1634-5: assume 3 == __utac_acc__Specification9_spec__3_~floor~0; [2019-11-20 07:48:21,756 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1634-5: assume !(3 == __utac_acc__Specification9_spec__3_~floor~0); [2019-11-20 07:48:21,756 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1636-4: assume 0 != ~floorButtons_spc9_3~0;~floorButtons_spc9_3~0 := 0; [2019-11-20 07:48:21,757 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1636-4: assume !(0 != ~floorButtons_spc9_3~0); [2019-11-20 07:48:21,757 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1636-10: assume 0 != ~floorButtons_spc9_3~0;~floorButtons_spc9_3~0 := 0; [2019-11-20 07:48:21,757 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1636-10: assume !(0 != ~floorButtons_spc9_3~0); [2019-11-20 07:48:21,757 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1642-2: assume 4 == __utac_acc__Specification9_spec__3_~floor~0; [2019-11-20 07:48:21,757 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1642-2: assume !(4 == __utac_acc__Specification9_spec__3_~floor~0); [2019-11-20 07:48:21,758 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1642-5: assume 4 == __utac_acc__Specification9_spec__3_~floor~0; [2019-11-20 07:48:21,758 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1642-5: assume !(4 == __utac_acc__Specification9_spec__3_~floor~0); [2019-11-20 07:48:21,758 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1644-6: assume 0 != ~floorButtons_spc9_4~0;~floorButtons_spc9_4~0 := 0; [2019-11-20 07:48:21,758 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1644-6: assume !(0 != ~floorButtons_spc9_4~0); [2019-11-20 07:48:21,758 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1644-15: assume 0 != ~floorButtons_spc9_4~0;~floorButtons_spc9_4~0 := 0; [2019-11-20 07:48:21,758 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L1644-15: assume !(0 != ~floorButtons_spc9_4~0); [2019-11-20 07:48:21,761 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2246-3: __utac_acc__Specification9_spec__3_#t~ret57 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~4 := __utac_acc__Specification9_spec__3_#t~ret57;havoc __utac_acc__Specification9_spec__3_#t~ret57; [2019-11-20 07:48:21,761 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2246-7: __utac_acc__Specification9_spec__3_#t~ret57 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~4 := __utac_acc__Specification9_spec__3_#t~ret57;havoc __utac_acc__Specification9_spec__3_#t~ret57; [2019-11-20 07:48:21,761 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2297-20: assume 1 == ~persons_0~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,762 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2297-20: assume !(1 == ~persons_0~0); [2019-11-20 07:48:21,762 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2297-41: assume 1 == ~persons_0~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,762 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2297-41: assume !(1 == ~persons_0~0); [2019-11-20 07:48:21,762 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2301-20: assume 1 == ~persons_1~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,762 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2301-20: assume !(1 == ~persons_1~0); [2019-11-20 07:48:21,763 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2301-41: assume 1 == ~persons_1~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,763 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2301-41: assume !(1 == ~persons_1~0); [2019-11-20 07:48:21,763 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2305-20: assume 1 == ~persons_2~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,763 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2305-20: assume !(1 == ~persons_2~0); [2019-11-20 07:48:21,763 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2305-41: assume 1 == ~persons_2~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,764 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2305-41: assume !(1 == ~persons_2~0); [2019-11-20 07:48:21,764 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2309-20: assume 1 == ~persons_3~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,764 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2309-20: assume !(1 == ~persons_3~0); [2019-11-20 07:48:21,764 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2309-41: assume 1 == ~persons_3~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,764 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2309-41: assume !(1 == ~persons_3~0); [2019-11-20 07:48:21,765 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2313-20: assume 1 == ~persons_4~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,765 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2313-20: assume !(1 == ~persons_4~0); [2019-11-20 07:48:21,765 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2313-41: assume 1 == ~persons_4~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,765 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2313-41: assume !(1 == ~persons_4~0); [2019-11-20 07:48:21,765 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2317-20: assume 1 == ~persons_5~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,766 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2317-20: assume !(1 == ~persons_5~0);isEmpty_~retValue_acc~20 := 1;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,766 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2317-41: assume 1 == ~persons_5~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,766 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2317-41: assume !(1 == ~persons_5~0);isEmpty_~retValue_acc~20 := 1;isEmpty_#res := isEmpty_~retValue_acc~20; [2019-11-20 07:48:21,766 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2329-20: __utac_acc__Specification9_spec__3_#t~ret56 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~3 := __utac_acc__Specification9_spec__3_#t~ret56;havoc __utac_acc__Specification9_spec__3_#t~ret56; [2019-11-20 07:48:21,766 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L2329-41: __utac_acc__Specification9_spec__3_#t~ret56 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~3 := __utac_acc__Specification9_spec__3_#t~ret56;havoc __utac_acc__Specification9_spec__3_#t~ret56; [2019-11-20 07:48:21,773 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 07:48:21,773 INFO L285 CfgBuilder]: Removed 5063 assume(true) statements. [2019-11-20 07:48:21,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:48:21 BoogieIcfgContainer [2019-11-20 07:48:21,783 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 07:48:21,784 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 07:48:21,784 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 07:48:21,787 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 07:48:21,788 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 07:48:21,788 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 07:47:49" (1/3) ... [2019-11-20 07:48:21,789 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ecc5453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:48:21, skipping insertion in model container [2019-11-20 07:48:21,789 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 07:48:21,790 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:50" (2/3) ... [2019-11-20 07:48:21,790 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ecc5453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:48:21, skipping insertion in model container [2019-11-20 07:48:21,790 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 07:48:21,790 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:48:21" (3/3) ... [2019-11-20 07:48:21,792 INFO L371 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_productSimulator.cil.c [2019-11-20 07:48:21,834 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 07:48:21,834 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 07:48:21,834 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 07:48:21,834 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 07:48:21,834 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 07:48:21,835 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 07:48:21,835 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 07:48:21,835 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 07:48:22,141 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20188 states. [2019-11-20 07:48:22,414 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10079 [2019-11-20 07:48:22,414 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:48:22,414 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:48:22,443 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:48:22,444 INFO L850 BuchiCegarLoop]: Counterexample loop 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] [2019-11-20 07:48:22,444 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 07:48:22,444 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20188 states. [2019-11-20 07:48:22,642 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10079 [2019-11-20 07:48:22,642 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:48:22,642 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:48:22,662 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:48:22,662 INFO L850 BuchiCegarLoop]: Counterexample loop 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] [2019-11-20 07:48:22,674 INFO L794 eck$LassoCheckResult]: Stem: 2698#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);~__SELECTED_FEATURE_base~0 := 0;~__SELECTED_FEATURE_weight~0 := 0;~__SELECTED_FEATURE_empty~0 := 0;~__SELECTED_FEATURE_twothirdsfull~0 := 0;~__SELECTED_FEATURE_executivefloor~0 := 0;~__SELECTED_FEATURE_overloaded~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(10);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string137.base, #t~string137.offset, 1);call write~init~int(95, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(93, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string139.base, #t~string139.offset, 1);call write~init~int(93, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(32, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(97, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(116, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(32, #t~string141.base, 3 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 4 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string143.base, #t~string143.offset, 1);call write~init~int(105, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 2 + #t~string143.offset, 1);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(10);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string147.base, #t~string147.offset, 1);call write~init~int(112, #t~string147.base, 1 + #t~string147.offset, 1);call write~init~int(0, #t~string147.base, 2 + #t~string147.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string149.base, #t~string149.offset, 1);call write~init~int(111, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(119, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(110, #t~string149.base, 3 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 4 + #t~string149.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string151.base, #t~string151.offset, 1);call write~init~int(73, #t~string151.base, 1 + #t~string151.offset, 1);call write~init~int(76, #t~string151.base, 2 + #t~string151.offset, 1);call write~init~int(95, #t~string151.base, 3 + #t~string151.offset, 1);call write~init~int(112, #t~string151.base, 4 + #t~string151.offset, 1);call write~init~int(58, #t~string151.base, 5 + #t~string151.offset, 1);call write~init~int(0, #t~string151.base, 6 + #t~string151.offset, 1);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string153.base, #t~string153.offset, 1);call write~init~int(37, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(105, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string157.base, #t~string157.offset, 1);call write~init~int(37, #t~string157.base, 1 + #t~string157.offset, 1);call write~init~int(105, #t~string157.base, 2 + #t~string157.offset, 1);call write~init~int(0, #t~string157.base, 3 + #t~string157.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string159.base, #t~string159.offset, 1);call write~init~int(37, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(105, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string161.base, #t~string161.offset, 1);call write~init~int(37, #t~string161.base, 1 + #t~string161.offset, 1);call write~init~int(105, #t~string161.base, 2 + #t~string161.offset, 1);call write~init~int(0, #t~string161.base, 3 + #t~string161.offset, 1);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string163.base, #t~string163.offset, 1);call write~init~int(70, #t~string163.base, 1 + #t~string163.offset, 1);call write~init~int(95, #t~string163.base, 2 + #t~string163.offset, 1);call write~init~int(112, #t~string163.base, 3 + #t~string163.offset, 1);call write~init~int(58, #t~string163.base, 4 + #t~string163.offset, 1);call write~init~int(0, #t~string163.base, 5 + #t~string163.offset, 1);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string166.base, #t~string166.offset, 1);call write~init~int(37, #t~string166.base, 1 + #t~string166.offset, 1);call write~init~int(105, #t~string166.base, 2 + #t~string166.offset, 1);call write~init~int(0, #t~string166.base, 3 + #t~string166.offset, 1);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string169.base, #t~string169.offset, 1);call write~init~int(37, #t~string169.base, 1 + #t~string169.offset, 1);call write~init~int(105, #t~string169.base, 2 + #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 3 + #t~string169.offset, 1);call #t~string172.base, #t~string172.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string172.base, #t~string172.offset, 1);call write~init~int(37, #t~string172.base, 1 + #t~string172.offset, 1);call write~init~int(105, #t~string172.base, 2 + #t~string172.offset, 1);call write~init~int(0, #t~string172.base, 3 + #t~string172.offset, 1);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string175.base, #t~string175.offset, 1);call write~init~int(37, #t~string175.base, 1 + #t~string175.offset, 1);call write~init~int(105, #t~string175.base, 2 + #t~string175.offset, 1);call write~init~int(0, #t~string175.base, 3 + #t~string175.offset, 1);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string178.base, #t~string178.offset, 1);call write~init~int(37, #t~string178.base, 1 + #t~string178.offset, 1);call write~init~int(105, #t~string178.base, 2 + #t~string178.offset, 1);call write~init~int(0, #t~string178.base, 3 + #t~string178.offset, 1);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string180.base, #t~string180.offset, 1);call write~init~int(0, #t~string180.base, 1 + #t~string180.offset, 1);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(9); 19560#L-1true havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 16863#L1754true havoc select_features_#t~ret59, select_features_#t~ret60, select_features_#t~ret61, select_features_#t~ret62, select_features_#t~ret63;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 17988#L1730true select_features_#t~ret59 := select_one_#res;~__SELECTED_FEATURE_base~0 := select_features_#t~ret59;havoc select_features_#t~ret59;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 17992#L1730-1true select_features_#t~ret60 := select_one_#res;~__SELECTED_FEATURE_weight~0 := select_features_#t~ret60;havoc select_features_#t~ret60;~__SELECTED_FEATURE_empty~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 17994#L1730-2true select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_twothirdsfull~0 := select_features_#t~ret61;havoc select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 17993#L1730-3true select_features_#t~ret62 := select_one_#res;~__SELECTED_FEATURE_executivefloor~0 := select_features_#t~ret62;havoc select_features_#t~ret62;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 17980#L1730-4true select_features_#t~ret63 := select_one_#res;~__SELECTED_FEATURE_overloaded~0 := select_features_#t~ret63;havoc select_features_#t~ret63; 17300#L1746true havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~15;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~15; 19562#L1762true assume !(0 == ~__SELECTED_FEATURE_overloaded~0); 19270#L1765true assume !(0 != ~__SELECTED_FEATURE_weight~0);valid_product_~tmp~15 := 0; 19243#L1765-1true valid_product_~retValue_acc~9 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~9; 18237#L1786true main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 18471#L389true assume 0 != main_~tmp~8; 19301#L358true ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 9641#L1557true havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~11;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~11; 12521#L1836true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~11 := 4;getOrigin_#res := getOrigin_~retValue_acc~11; 15731#L1861true bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 10958#L1231true assume 0 == initPersonOnFloor_~floor; 10957#L1232true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 3036#L1339-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 18072#L1023true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 16468#L1035-2true havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0; 11073#L3357true assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc timeShift__role__overloaded_#t~ret134, timeShift__role__overloaded_~tmp~30;havoc timeShift__role__overloaded_~tmp~30;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 9435#L2246true timeShift__role__overloaded_#t~ret134 := areDoorsOpen_#res;timeShift__role__overloaded_~tmp~30 := timeShift__role__overloaded_#t~ret134;havoc timeShift__role__overloaded_#t~ret134; 9140#L3335true assume 0 != timeShift__role__overloaded_~tmp~30; 9158#L3336true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 14375#L2945-11true havoc __utac_acc__Specification9_spec__3_#t~ret55, __utac_acc__Specification9_spec__3_#t~ret56, __utac_acc__Specification9_spec__3_#t~ret57, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~14, __utac_acc__Specification9_spec__3_~tmp___0~4, __utac_acc__Specification9_spec__3_~tmp___1~3;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~14;havoc __utac_acc__Specification9_spec__3_~tmp___0~4;havoc __utac_acc__Specification9_spec__3_~tmp___1~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~16;havoc getCurrentFloorID_~retValue_acc~16;getCurrentFloorID_~retValue_acc~16 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~16; 14577#L2237-12true __utac_acc__Specification9_spec__3_#t~ret55 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~14 := __utac_acc__Specification9_spec__3_#t~ret55;havoc __utac_acc__Specification9_spec__3_#t~ret55;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~14;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~20;havoc isEmpty_~retValue_acc~20; 11182#L2297-12true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; 955#L2329-12true __utac_acc__Specification9_spec__3_#t~ret56 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~3 := __utac_acc__Specification9_spec__3_#t~ret56;havoc __utac_acc__Specification9_spec__3_#t~ret56; 11022#L1600true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~3;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 10270#L1610-5true cleanup_~i~0 := 0; 11041#L188-2true [2019-11-20 07:48:22,676 INFO L796 eck$LassoCheckResult]: Loop: 11041#L188-2true assume !false; 11066#L189true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 11035#L192true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_#t~ret64, isBlocked_#t~ret65, isBlocked_~retValue_acc~15;havoc isBlocked_~retValue_acc~15; 208#L1999true assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc isBlocked__role__overloaded_#res;havoc isBlocked__role__overloaded_~retValue_acc~14;havoc isBlocked__role__overloaded_~retValue_acc~14;isBlocked__role__overloaded_~retValue_acc~14 := ~blocked~0;isBlocked__role__overloaded_#res := isBlocked__role__overloaded_~retValue_acc~14; 1030#L1991true isBlocked_#t~ret64 := isBlocked__role__overloaded_#res;isBlocked_~retValue_acc~15 := isBlocked_#t~ret64;havoc isBlocked_#t~ret64;isBlocked_#res := isBlocked_~retValue_acc~15; 3#L2008true cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 10376#L196true assume 1 != cleanup_~tmp___0~0; 10374#L196-1true havoc isIdle_#res;havoc isIdle_#t~ret74, isIdle_~retValue_acc~22, isIdle_~tmp~20;havoc isIdle_~retValue_acc~22;havoc isIdle_~tmp~20;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret69, anyStopRequested_#t~ret70, anyStopRequested_#t~ret71, anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_~retValue_acc~21, anyStopRequested_~tmp~19, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~21;havoc anyStopRequested_~tmp~19;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~5;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~5; 8187#L960-507true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~5 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~5; 3757#L987-507true anyStopRequested_#t~ret69 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret69;havoc anyStopRequested_#t~ret69; 1046#L2345true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~21 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~21; 4264#L2409true isIdle_#t~ret74 := anyStopRequested_#res;isIdle_~tmp~20 := isIdle_#t~ret74;havoc isIdle_#t~ret74;isIdle_~retValue_acc~22 := (if 0 == isIdle_~tmp~20 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~22; 17645#L2422true cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 10740#L208true assume !(0 != cleanup_~tmp~6); 11077#L3357-1true assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc timeShift__role__overloaded_#t~ret134, timeShift__role__overloaded_~tmp~30;havoc timeShift__role__overloaded_~tmp~30;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 9427#L2246-4true timeShift__role__overloaded_#t~ret134 := areDoorsOpen_#res;timeShift__role__overloaded_~tmp~30 := timeShift__role__overloaded_#t~ret134;havoc timeShift__role__overloaded_#t~ret134; 9143#L3335-1true assume 0 != timeShift__role__overloaded_~tmp~30; 9161#L3336-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 9560#L2945-29true havoc __utac_acc__Specification9_spec__3_#t~ret55, __utac_acc__Specification9_spec__3_#t~ret56, __utac_acc__Specification9_spec__3_#t~ret57, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~14, __utac_acc__Specification9_spec__3_~tmp___0~4, __utac_acc__Specification9_spec__3_~tmp___1~3;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~14;havoc __utac_acc__Specification9_spec__3_~tmp___0~4;havoc __utac_acc__Specification9_spec__3_~tmp___1~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~16;havoc getCurrentFloorID_~retValue_acc~16;getCurrentFloorID_~retValue_acc~16 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~16; 14544#L2237-32true __utac_acc__Specification9_spec__3_#t~ret55 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~14 := __utac_acc__Specification9_spec__3_#t~ret55;havoc __utac_acc__Specification9_spec__3_#t~ret55;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~14;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~20;havoc isEmpty_~retValue_acc~20; 11255#L2297-33true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; 913#L2329-33true __utac_acc__Specification9_spec__3_#t~ret56 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~3 := __utac_acc__Specification9_spec__3_#t~ret56;havoc __utac_acc__Specification9_spec__3_#t~ret56; 11021#L1600-6true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~3;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 10266#L1610-11true cleanup_~i~0 := 1 + cleanup_~i~0; 11041#L188-2true [2019-11-20 07:48:22,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:48:22,684 INFO L82 PathProgramCache]: Analyzing trace with hash 978026158, now seen corresponding path program 1 times [2019-11-20 07:48:22,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:48:22,693 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131012032] [2019-11-20 07:48:22,693 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:48:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:48:23,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:48:23,030 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131012032] [2019-11-20 07:48:23,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:48:23,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 07:48:23,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994812077] [2019-11-20 07:48:23,035 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 07:48:23,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:48:23,036 INFO L82 PathProgramCache]: Analyzing trace with hash 477374983, now seen corresponding path program 1 times [2019-11-20 07:48:23,036 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:48:23,036 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135567419] [2019-11-20 07:48:23,037 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:48:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:48:23,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:48:23,077 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135567419] [2019-11-20 07:48:23,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:48:23,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 07:48:23,078 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905580677] [2019-11-20 07:48:23,079 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:48:23,080 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:48:23,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:48:23,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:48:23,098 INFO L87 Difference]: Start difference. First operand 20188 states. Second operand 4 states. [2019-11-20 07:48:25,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:48:25,010 INFO L93 Difference]: Finished difference Result 46302 states and 87666 transitions. [2019-11-20 07:48:25,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 07:48:25,012 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46302 states and 87666 transitions. [2019-11-20 07:48:25,374 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 33104 [2019-11-20 07:48:25,667 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46302 states to 46260 states and 87617 transitions. [2019-11-20 07:48:25,668 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46260 [2019-11-20 07:48:26,187 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46260 [2019-11-20 07:48:26,187 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46260 states and 87617 transitions. [2019-11-20 07:48:26,265 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:48:26,265 INFO L688 BuchiCegarLoop]: Abstraction has 46260 states and 87617 transitions. [2019-11-20 07:48:26,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46260 states and 87617 transitions. [2019-11-20 07:48:26,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46260 to 20182. [2019-11-20 07:48:26,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20182 states. [2019-11-20 07:48:26,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20182 states to 20182 states and 38185 transitions. [2019-11-20 07:48:26,879 INFO L711 BuchiCegarLoop]: Abstraction has 20182 states and 38185 transitions. [2019-11-20 07:48:26,880 INFO L591 BuchiCegarLoop]: Abstraction has 20182 states and 38185 transitions. [2019-11-20 07:48:26,880 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 07:48:26,880 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20182 states and 38185 transitions. [2019-11-20 07:48:26,958 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10083 [2019-11-20 07:48:26,958 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:48:26,959 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:48:26,972 INFO L849 BuchiCegarLoop]: Counterexample stem 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] [2019-11-20 07:48:26,972 INFO L850 BuchiCegarLoop]: Counterexample loop 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] [2019-11-20 07:48:26,973 INFO L794 eck$LassoCheckResult]: Stem: 71151#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);~__SELECTED_FEATURE_base~0 := 0;~__SELECTED_FEATURE_weight~0 := 0;~__SELECTED_FEATURE_empty~0 := 0;~__SELECTED_FEATURE_twothirdsfull~0 := 0;~__SELECTED_FEATURE_executivefloor~0 := 0;~__SELECTED_FEATURE_overloaded~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(10);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string137.base, #t~string137.offset, 1);call write~init~int(95, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(93, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string139.base, #t~string139.offset, 1);call write~init~int(93, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(32, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(97, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(116, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(32, #t~string141.base, 3 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 4 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string143.base, #t~string143.offset, 1);call write~init~int(105, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 2 + #t~string143.offset, 1);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(10);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string147.base, #t~string147.offset, 1);call write~init~int(112, #t~string147.base, 1 + #t~string147.offset, 1);call write~init~int(0, #t~string147.base, 2 + #t~string147.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string149.base, #t~string149.offset, 1);call write~init~int(111, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(119, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(110, #t~string149.base, 3 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 4 + #t~string149.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string151.base, #t~string151.offset, 1);call write~init~int(73, #t~string151.base, 1 + #t~string151.offset, 1);call write~init~int(76, #t~string151.base, 2 + #t~string151.offset, 1);call write~init~int(95, #t~string151.base, 3 + #t~string151.offset, 1);call write~init~int(112, #t~string151.base, 4 + #t~string151.offset, 1);call write~init~int(58, #t~string151.base, 5 + #t~string151.offset, 1);call write~init~int(0, #t~string151.base, 6 + #t~string151.offset, 1);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string153.base, #t~string153.offset, 1);call write~init~int(37, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(105, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string157.base, #t~string157.offset, 1);call write~init~int(37, #t~string157.base, 1 + #t~string157.offset, 1);call write~init~int(105, #t~string157.base, 2 + #t~string157.offset, 1);call write~init~int(0, #t~string157.base, 3 + #t~string157.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string159.base, #t~string159.offset, 1);call write~init~int(37, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(105, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string161.base, #t~string161.offset, 1);call write~init~int(37, #t~string161.base, 1 + #t~string161.offset, 1);call write~init~int(105, #t~string161.base, 2 + #t~string161.offset, 1);call write~init~int(0, #t~string161.base, 3 + #t~string161.offset, 1);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string163.base, #t~string163.offset, 1);call write~init~int(70, #t~string163.base, 1 + #t~string163.offset, 1);call write~init~int(95, #t~string163.base, 2 + #t~string163.offset, 1);call write~init~int(112, #t~string163.base, 3 + #t~string163.offset, 1);call write~init~int(58, #t~string163.base, 4 + #t~string163.offset, 1);call write~init~int(0, #t~string163.base, 5 + #t~string163.offset, 1);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string166.base, #t~string166.offset, 1);call write~init~int(37, #t~string166.base, 1 + #t~string166.offset, 1);call write~init~int(105, #t~string166.base, 2 + #t~string166.offset, 1);call write~init~int(0, #t~string166.base, 3 + #t~string166.offset, 1);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string169.base, #t~string169.offset, 1);call write~init~int(37, #t~string169.base, 1 + #t~string169.offset, 1);call write~init~int(105, #t~string169.base, 2 + #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 3 + #t~string169.offset, 1);call #t~string172.base, #t~string172.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string172.base, #t~string172.offset, 1);call write~init~int(37, #t~string172.base, 1 + #t~string172.offset, 1);call write~init~int(105, #t~string172.base, 2 + #t~string172.offset, 1);call write~init~int(0, #t~string172.base, 3 + #t~string172.offset, 1);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string175.base, #t~string175.offset, 1);call write~init~int(37, #t~string175.base, 1 + #t~string175.offset, 1);call write~init~int(105, #t~string175.base, 2 + #t~string175.offset, 1);call write~init~int(0, #t~string175.base, 3 + #t~string175.offset, 1);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string178.base, #t~string178.offset, 1);call write~init~int(37, #t~string178.base, 1 + #t~string178.offset, 1);call write~init~int(105, #t~string178.base, 2 + #t~string178.offset, 1);call write~init~int(0, #t~string178.base, 3 + #t~string178.offset, 1);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string180.base, #t~string180.offset, 1);call write~init~int(0, #t~string180.base, 1 + #t~string180.offset, 1);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(9); 71152#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 84625#L1754 havoc select_features_#t~ret59, select_features_#t~ret60, select_features_#t~ret61, select_features_#t~ret62, select_features_#t~ret63;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 84626#L1730 select_features_#t~ret59 := select_one_#res;~__SELECTED_FEATURE_base~0 := select_features_#t~ret59;havoc select_features_#t~ret59;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 85116#L1730-1 select_features_#t~ret60 := select_one_#res;~__SELECTED_FEATURE_weight~0 := select_features_#t~ret60;havoc select_features_#t~ret60;~__SELECTED_FEATURE_empty~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 85120#L1730-2 select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_twothirdsfull~0 := select_features_#t~ret61;havoc select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 85121#L1730-3 select_features_#t~ret62 := select_one_#res;~__SELECTED_FEATURE_executivefloor~0 := select_features_#t~ret62;havoc select_features_#t~ret62;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 85108#L1730-4 select_features_#t~ret63 := select_one_#res;~__SELECTED_FEATURE_overloaded~0 := select_features_#t~ret63;havoc select_features_#t~ret63; 84921#L1746 havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~15;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~15; 84922#L1762 assume !(0 == ~__SELECTED_FEATURE_overloaded~0); 86243#L1765 assume !(0 != ~__SELECTED_FEATURE_weight~0);valid_product_~tmp~15 := 0; 86199#L1765-1 valid_product_~retValue_acc~9 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~9; 85364#L1786 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 85365#L389 assume 0 != main_~tmp~8; 85563#L358 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 77682#L1557 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~11;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~11; 77683#L1836 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~11 := 4;getOrigin_#res := getOrigin_~retValue_acc~11; 80008#L1861 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 78815#L1231 assume 0 == initPersonOnFloor_~floor; 78814#L1232 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 66551#L1339-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 71497#L1023 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 84230#L1035-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0; 78904#L3357 assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc timeShift__role__overloaded_#t~ret134, timeShift__role__overloaded_~tmp~30;havoc timeShift__role__overloaded_~tmp~30;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 77434#L2246 timeShift__role__overloaded_#t~ret134 := areDoorsOpen_#res;timeShift__role__overloaded_~tmp~30 := timeShift__role__overloaded_#t~ret134;havoc timeShift__role__overloaded_#t~ret134; 77110#L3335 assume 0 != timeShift__role__overloaded_~tmp~30; 77111#L3336 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 77128#L2945-11 havoc __utac_acc__Specification9_spec__3_#t~ret55, __utac_acc__Specification9_spec__3_#t~ret56, __utac_acc__Specification9_spec__3_#t~ret57, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~14, __utac_acc__Specification9_spec__3_~tmp___0~4, __utac_acc__Specification9_spec__3_~tmp___1~3;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~14;havoc __utac_acc__Specification9_spec__3_~tmp___0~4;havoc __utac_acc__Specification9_spec__3_~tmp___1~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~16;havoc getCurrentFloorID_~retValue_acc~16;getCurrentFloorID_~retValue_acc~16 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~16; 82356#L2237-12 __utac_acc__Specification9_spec__3_#t~ret55 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~14 := __utac_acc__Specification9_spec__3_#t~ret55;havoc __utac_acc__Specification9_spec__3_#t~ret55;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~14;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~20;havoc isEmpty_~retValue_acc~20; 78960#L2297-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; 78097#L2329-12 __utac_acc__Specification9_spec__3_#t~ret56 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~3 := __utac_acc__Specification9_spec__3_#t~ret56;havoc __utac_acc__Specification9_spec__3_#t~ret56; 78860#L1600 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~3);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 77437#L2246-1 __utac_acc__Specification9_spec__3_#t~ret57 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~4 := __utac_acc__Specification9_spec__3_#t~ret57;havoc __utac_acc__Specification9_spec__3_#t~ret57; 77438#L1610 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~4); 68148#L1610-5 cleanup_~i~0 := 0; 78309#L188-2 [2019-11-20 07:48:26,973 INFO L796 eck$LassoCheckResult]: Loop: 78309#L188-2 assume !false; 78879#L189 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 78873#L192 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_#t~ret64, isBlocked_#t~ret65, isBlocked_~retValue_acc~15;havoc isBlocked_~retValue_acc~15; 66997#L1999 assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc isBlocked__role__overloaded_#res;havoc isBlocked__role__overloaded_~retValue_acc~14;havoc isBlocked__role__overloaded_~retValue_acc~14;isBlocked__role__overloaded_~retValue_acc~14 := ~blocked~0;isBlocked__role__overloaded_#res := isBlocked__role__overloaded_~retValue_acc~14; 66999#L1991 isBlocked_#t~ret64 := isBlocked__role__overloaded_#res;isBlocked_~retValue_acc~15 := isBlocked_#t~ret64;havoc isBlocked_#t~ret64;isBlocked_#res := isBlocked_~retValue_acc~15; 66506#L2008 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 66507#L196 assume 1 != cleanup_~tmp___0~0; 78458#L196-1 havoc isIdle_#res;havoc isIdle_#t~ret74, isIdle_~retValue_acc~22, isIdle_~tmp~20;havoc isIdle_~retValue_acc~22;havoc isIdle_~tmp~20;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret69, anyStopRequested_#t~ret70, anyStopRequested_#t~ret71, anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_~retValue_acc~21, anyStopRequested_~tmp~19, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~21;havoc anyStopRequested_~tmp~19;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~5;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~5; 75887#L960-507 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~5 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~5; 69773#L987-507 anyStopRequested_#t~ret69 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret69;havoc anyStopRequested_#t~ret69; 68362#L2345 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~21 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~21; 66509#L2409 isIdle_#t~ret74 := anyStopRequested_#res;isIdle_~tmp~20 := isIdle_#t~ret74;havoc isIdle_#t~ret74;isIdle_~retValue_acc~22 := (if 0 == isIdle_~tmp~20 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~22; 72682#L2422 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 78712#L208 assume !(0 != cleanup_~tmp~6); 78713#L3357-1 assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc timeShift__role__overloaded_#t~ret134, timeShift__role__overloaded_~tmp~30;havoc timeShift__role__overloaded_~tmp~30;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 77424#L2246-4 timeShift__role__overloaded_#t~ret134 := areDoorsOpen_#res;timeShift__role__overloaded_~tmp~30 := timeShift__role__overloaded_#t~ret134;havoc timeShift__role__overloaded_#t~ret134; 77114#L3335-1 assume 0 != timeShift__role__overloaded_~tmp~30; 77115#L3336-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 77131#L2945-29 havoc __utac_acc__Specification9_spec__3_#t~ret55, __utac_acc__Specification9_spec__3_#t~ret56, __utac_acc__Specification9_spec__3_#t~ret57, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~14, __utac_acc__Specification9_spec__3_~tmp___0~4, __utac_acc__Specification9_spec__3_~tmp___1~3;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~14;havoc __utac_acc__Specification9_spec__3_~tmp___0~4;havoc __utac_acc__Specification9_spec__3_~tmp___1~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~16;havoc getCurrentFloorID_~retValue_acc~16;getCurrentFloorID_~retValue_acc~16 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~16; 77590#L2237-32 __utac_acc__Specification9_spec__3_#t~ret55 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~14 := __utac_acc__Specification9_spec__3_#t~ret55;havoc __utac_acc__Specification9_spec__3_#t~ret55;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~14;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~20;havoc isEmpty_~retValue_acc~20; 78981#L2297-33 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; 78075#L2329-33 __utac_acc__Specification9_spec__3_#t~ret56 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~3 := __utac_acc__Specification9_spec__3_#t~ret56;havoc __utac_acc__Specification9_spec__3_#t~ret56; 78859#L1600-6 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~3);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 77427#L2246-5 __utac_acc__Specification9_spec__3_#t~ret57 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~4 := __utac_acc__Specification9_spec__3_#t~ret57;havoc __utac_acc__Specification9_spec__3_#t~ret57; 77428#L1610-6 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~4); 68145#L1610-11 cleanup_~i~0 := 1 + cleanup_~i~0; 78309#L188-2 [2019-11-20 07:48:26,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:48:26,975 INFO L82 PathProgramCache]: Analyzing trace with hash -729284149, now seen corresponding path program 1 times [2019-11-20 07:48:26,976 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:48:26,976 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412395330] [2019-11-20 07:48:26,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:48:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:48:27,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:48:27,075 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412395330] [2019-11-20 07:48:27,075 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:48:27,075 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 07:48:27,075 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600506370] [2019-11-20 07:48:27,076 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 07:48:27,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:48:27,076 INFO L82 PathProgramCache]: Analyzing trace with hash -817166908, now seen corresponding path program 1 times [2019-11-20 07:48:27,076 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:48:27,076 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188325294] [2019-11-20 07:48:27,076 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:48:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:48:27,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:48:27,140 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188325294] [2019-11-20 07:48:27,140 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:48:27,140 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-20 07:48:27,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040956395] [2019-11-20 07:48:27,141 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:48:27,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:48:27,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-20 07:48:27,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-20 07:48:27,141 INFO L87 Difference]: Start difference. First operand 20182 states and 38185 transitions. cyclomatic complexity: 18004 Second operand 7 states. [2019-11-20 07:48:29,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:48:29,750 INFO L93 Difference]: Finished difference Result 66837 states and 126204 transitions. [2019-11-20 07:48:29,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-11-20 07:48:29,752 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 66837 states and 126204 transitions. [2019-11-20 07:48:30,061 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 55804 [2019-11-20 07:48:30,306 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 66837 states to 66837 states and 126204 transitions. [2019-11-20 07:48:30,306 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 66837 [2019-11-20 07:48:30,366 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 66837 [2019-11-20 07:48:30,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 66837 states and 126204 transitions. [2019-11-20 07:48:30,446 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:48:30,447 INFO L688 BuchiCegarLoop]: Abstraction has 66837 states and 126204 transitions. [2019-11-20 07:48:30,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66837 states and 126204 transitions. [2019-11-20 07:48:30,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66837 to 25507. [2019-11-20 07:48:30,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25507 states. [2019-11-20 07:48:31,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25507 states to 25507 states and 48224 transitions. [2019-11-20 07:48:31,065 INFO L711 BuchiCegarLoop]: Abstraction has 25507 states and 48224 transitions. [2019-11-20 07:48:31,065 INFO L591 BuchiCegarLoop]: Abstraction has 25507 states and 48224 transitions. [2019-11-20 07:48:31,066 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 07:48:31,066 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25507 states and 48224 transitions. [2019-11-20 07:48:31,162 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14505 [2019-11-20 07:48:31,163 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:48:31,163 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:48:31,177 INFO L849 BuchiCegarLoop]: Counterexample stem 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] [2019-11-20 07:48:31,177 INFO L850 BuchiCegarLoop]: Counterexample loop 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] [2019-11-20 07:48:31,177 INFO L794 eck$LassoCheckResult]: Stem: 157773#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);~__SELECTED_FEATURE_base~0 := 0;~__SELECTED_FEATURE_weight~0 := 0;~__SELECTED_FEATURE_empty~0 := 0;~__SELECTED_FEATURE_twothirdsfull~0 := 0;~__SELECTED_FEATURE_executivefloor~0 := 0;~__SELECTED_FEATURE_overloaded~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(10);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string137.base, #t~string137.offset, 1);call write~init~int(95, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(93, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string139.base, #t~string139.offset, 1);call write~init~int(93, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(32, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(97, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(116, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(32, #t~string141.base, 3 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 4 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string143.base, #t~string143.offset, 1);call write~init~int(105, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 2 + #t~string143.offset, 1);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(10);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string147.base, #t~string147.offset, 1);call write~init~int(112, #t~string147.base, 1 + #t~string147.offset, 1);call write~init~int(0, #t~string147.base, 2 + #t~string147.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string149.base, #t~string149.offset, 1);call write~init~int(111, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(119, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(110, #t~string149.base, 3 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 4 + #t~string149.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string151.base, #t~string151.offset, 1);call write~init~int(73, #t~string151.base, 1 + #t~string151.offset, 1);call write~init~int(76, #t~string151.base, 2 + #t~string151.offset, 1);call write~init~int(95, #t~string151.base, 3 + #t~string151.offset, 1);call write~init~int(112, #t~string151.base, 4 + #t~string151.offset, 1);call write~init~int(58, #t~string151.base, 5 + #t~string151.offset, 1);call write~init~int(0, #t~string151.base, 6 + #t~string151.offset, 1);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string153.base, #t~string153.offset, 1);call write~init~int(37, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(105, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string157.base, #t~string157.offset, 1);call write~init~int(37, #t~string157.base, 1 + #t~string157.offset, 1);call write~init~int(105, #t~string157.base, 2 + #t~string157.offset, 1);call write~init~int(0, #t~string157.base, 3 + #t~string157.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string159.base, #t~string159.offset, 1);call write~init~int(37, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(105, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string161.base, #t~string161.offset, 1);call write~init~int(37, #t~string161.base, 1 + #t~string161.offset, 1);call write~init~int(105, #t~string161.base, 2 + #t~string161.offset, 1);call write~init~int(0, #t~string161.base, 3 + #t~string161.offset, 1);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string163.base, #t~string163.offset, 1);call write~init~int(70, #t~string163.base, 1 + #t~string163.offset, 1);call write~init~int(95, #t~string163.base, 2 + #t~string163.offset, 1);call write~init~int(112, #t~string163.base, 3 + #t~string163.offset, 1);call write~init~int(58, #t~string163.base, 4 + #t~string163.offset, 1);call write~init~int(0, #t~string163.base, 5 + #t~string163.offset, 1);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string166.base, #t~string166.offset, 1);call write~init~int(37, #t~string166.base, 1 + #t~string166.offset, 1);call write~init~int(105, #t~string166.base, 2 + #t~string166.offset, 1);call write~init~int(0, #t~string166.base, 3 + #t~string166.offset, 1);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string169.base, #t~string169.offset, 1);call write~init~int(37, #t~string169.base, 1 + #t~string169.offset, 1);call write~init~int(105, #t~string169.base, 2 + #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 3 + #t~string169.offset, 1);call #t~string172.base, #t~string172.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string172.base, #t~string172.offset, 1);call write~init~int(37, #t~string172.base, 1 + #t~string172.offset, 1);call write~init~int(105, #t~string172.base, 2 + #t~string172.offset, 1);call write~init~int(0, #t~string172.base, 3 + #t~string172.offset, 1);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string175.base, #t~string175.offset, 1);call write~init~int(37, #t~string175.base, 1 + #t~string175.offset, 1);call write~init~int(105, #t~string175.base, 2 + #t~string175.offset, 1);call write~init~int(0, #t~string175.base, 3 + #t~string175.offset, 1);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string178.base, #t~string178.offset, 1);call write~init~int(37, #t~string178.base, 1 + #t~string178.offset, 1);call write~init~int(105, #t~string178.base, 2 + #t~string178.offset, 1);call write~init~int(0, #t~string178.base, 3 + #t~string178.offset, 1);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string180.base, #t~string180.offset, 1);call write~init~int(0, #t~string180.base, 1 + #t~string180.offset, 1);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(9); 157774#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 169551#L1754 havoc select_features_#t~ret59, select_features_#t~ret60, select_features_#t~ret61, select_features_#t~ret62, select_features_#t~ret63;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 169552#L1730 select_features_#t~ret59 := select_one_#res;~__SELECTED_FEATURE_base~0 := select_features_#t~ret59;havoc select_features_#t~ret59;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 170081#L1730-1 select_features_#t~ret60 := select_one_#res;~__SELECTED_FEATURE_weight~0 := select_features_#t~ret60;havoc select_features_#t~ret60;~__SELECTED_FEATURE_empty~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 170085#L1730-2 select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_twothirdsfull~0 := select_features_#t~ret61;havoc select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 170086#L1730-3 select_features_#t~ret62 := select_one_#res;~__SELECTED_FEATURE_executivefloor~0 := select_features_#t~ret62;havoc select_features_#t~ret62;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 170075#L1730-4 select_features_#t~ret63 := select_one_#res;~__SELECTED_FEATURE_overloaded~0 := select_features_#t~ret63;havoc select_features_#t~ret63; 169843#L1746 havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~15;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~15; 169844#L1762 assume !(0 == ~__SELECTED_FEATURE_overloaded~0); 171112#L1765 assume !(0 != ~__SELECTED_FEATURE_weight~0);valid_product_~tmp~15 := 0; 171083#L1765-1 valid_product_~retValue_acc~9 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~9; 170292#L1786 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 170293#L389 assume 0 != main_~tmp~8; 170513#L358 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 163254#L1557 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~11;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~11; 163255#L1836 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~11 := 4;getOrigin_#res := getOrigin_~retValue_acc~11; 165411#L1861 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 164315#L1231 assume 0 == initPersonOnFloor_~floor; 164314#L1232 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 153613#L1339-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 158083#L1023 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 169185#L1035-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0; 164409#L3357 assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc timeShift__role__overloaded_#t~ret134, timeShift__role__overloaded_~tmp~30;havoc timeShift__role__overloaded_~tmp~30;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 163022#L2246 timeShift__role__overloaded_#t~ret134 := areDoorsOpen_#res;timeShift__role__overloaded_~tmp~30 := timeShift__role__overloaded_#t~ret134;havoc timeShift__role__overloaded_#t~ret134; 162744#L3335 assume 0 != timeShift__role__overloaded_~tmp~30; 162745#L3336 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 162762#L2945-11 havoc __utac_acc__Specification9_spec__3_#t~ret55, __utac_acc__Specification9_spec__3_#t~ret56, __utac_acc__Specification9_spec__3_#t~ret57, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~14, __utac_acc__Specification9_spec__3_~tmp___0~4, __utac_acc__Specification9_spec__3_~tmp___1~3;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~14;havoc __utac_acc__Specification9_spec__3_~tmp___0~4;havoc __utac_acc__Specification9_spec__3_~tmp___1~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~16;havoc getCurrentFloorID_~retValue_acc~16;getCurrentFloorID_~retValue_acc~16 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~16; 167486#L2237-12 __utac_acc__Specification9_spec__3_#t~ret55 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~14 := __utac_acc__Specification9_spec__3_#t~ret55;havoc __utac_acc__Specification9_spec__3_#t~ret55;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~14;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~20;havoc isEmpty_~retValue_acc~20; 164483#L2297-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; 163618#L2329-12 __utac_acc__Specification9_spec__3_#t~ret56 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~3 := __utac_acc__Specification9_spec__3_#t~ret56;havoc __utac_acc__Specification9_spec__3_#t~ret56; 164358#L1600 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~3);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 163025#L2246-1 __utac_acc__Specification9_spec__3_#t~ret57 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~4 := __utac_acc__Specification9_spec__3_#t~ret57;havoc __utac_acc__Specification9_spec__3_#t~ret57; 163026#L1610 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~4; 163591#L1611 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 163579#L1612 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 155057#L1610-5 cleanup_~i~0 := 0; 175342#L188-2 [2019-11-20 07:48:31,178 INFO L796 eck$LassoCheckResult]: Loop: 175342#L188-2 assume !false; 164406#L189 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 164372#L192 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_#t~ret64, isBlocked_#t~ret65, isBlocked_~retValue_acc~15;havoc isBlocked_~retValue_acc~15; 153995#L1999 assume !(0 != ~__SELECTED_FEATURE_overloaded~0);havoc isBlocked__before__overloaded_#res;havoc isBlocked__before__overloaded_~retValue_acc~13;havoc isBlocked__before__overloaded_~retValue_acc~13;isBlocked__before__overloaded_~retValue_acc~13 := 0;isBlocked__before__overloaded_#res := isBlocked__before__overloaded_~retValue_acc~13; 153996#L1982 isBlocked_#t~ret65 := isBlocked__before__overloaded_#res;isBlocked_~retValue_acc~15 := isBlocked_#t~ret65;havoc isBlocked_#t~ret65;isBlocked_#res := isBlocked_~retValue_acc~15; 153568#L2008 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 153569#L196 assume 1 != cleanup_~tmp___0~0; 163985#L196-1 havoc isIdle_#res;havoc isIdle_#t~ret74, isIdle_~retValue_acc~22, isIdle_~tmp~20;havoc isIdle_~retValue_acc~22;havoc isIdle_~tmp~20;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret69, anyStopRequested_#t~ret70, anyStopRequested_#t~ret71, anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_~retValue_acc~21, anyStopRequested_~tmp~19, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~21;havoc anyStopRequested_~tmp~19;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~5;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~5; 161639#L960-507 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~5 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~5; 156507#L987-507 anyStopRequested_#t~ret69 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret69;havoc anyStopRequested_#t~ret69; 155272#L2345 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~21 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~21; 153571#L2409 isIdle_#t~ret74 := anyStopRequested_#res;isIdle_~tmp~20 := isIdle_#t~ret74;havoc isIdle_#t~ret74;isIdle_~retValue_acc~22 := (if 0 == isIdle_~tmp~20 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~22; 159262#L2422 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 164215#L208 assume !(0 != cleanup_~tmp~6); 164216#L3357-1 assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc timeShift__role__overloaded_#t~ret134, timeShift__role__overloaded_~tmp~30;havoc timeShift__role__overloaded_~tmp~30;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 163012#L2246-4 timeShift__role__overloaded_#t~ret134 := areDoorsOpen_#res;timeShift__role__overloaded_~tmp~30 := timeShift__role__overloaded_#t~ret134;havoc timeShift__role__overloaded_#t~ret134; 162748#L3335-1 assume 0 != timeShift__role__overloaded_~tmp~30; 162749#L3336-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 162765#L2945-29 havoc __utac_acc__Specification9_spec__3_#t~ret55, __utac_acc__Specification9_spec__3_#t~ret56, __utac_acc__Specification9_spec__3_#t~ret57, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~14, __utac_acc__Specification9_spec__3_~tmp___0~4, __utac_acc__Specification9_spec__3_~tmp___1~3;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~14;havoc __utac_acc__Specification9_spec__3_~tmp___0~4;havoc __utac_acc__Specification9_spec__3_~tmp___1~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~16;havoc getCurrentFloorID_~retValue_acc~16;getCurrentFloorID_~retValue_acc~16 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~16; 163171#L2237-32 __utac_acc__Specification9_spec__3_#t~ret55 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~14 := __utac_acc__Specification9_spec__3_#t~ret55;havoc __utac_acc__Specification9_spec__3_#t~ret55;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~14;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~20;havoc isEmpty_~retValue_acc~20; 164509#L2297-33 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; 163848#L2329-33 __utac_acc__Specification9_spec__3_#t~ret56 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~3 := __utac_acc__Specification9_spec__3_#t~ret56;havoc __utac_acc__Specification9_spec__3_#t~ret56; 164357#L1600-6 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~3);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 163015#L2246-5 __utac_acc__Specification9_spec__3_#t~ret57 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~4 := __utac_acc__Specification9_spec__3_#t~ret57;havoc __utac_acc__Specification9_spec__3_#t~ret57; 163016#L1610-6 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~4; 163585#L1611-3 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 163587#L1612-6 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 175343#L1610-11 cleanup_~i~0 := 1 + cleanup_~i~0; 175342#L188-2 [2019-11-20 07:48:31,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:48:31,179 INFO L82 PathProgramCache]: Analyzing trace with hash -778884698, now seen corresponding path program 1 times [2019-11-20 07:48:31,179 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:48:31,179 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484444408] [2019-11-20 07:48:31,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:48:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:48:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:48:31,292 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484444408] [2019-11-20 07:48:31,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:48:31,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 07:48:31,292 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33634417] [2019-11-20 07:48:31,292 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 07:48:31,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:48:31,293 INFO L82 PathProgramCache]: Analyzing trace with hash 679759295, now seen corresponding path program 1 times [2019-11-20 07:48:31,293 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:48:31,293 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933875602] [2019-11-20 07:48:31,293 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:48:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:48:31,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:48:31,315 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933875602] [2019-11-20 07:48:31,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:48:31,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:48:31,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152179724] [2019-11-20 07:48:31,316 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:48:31,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:48:31,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:48:31,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:48:31,316 INFO L87 Difference]: Start difference. First operand 25507 states and 48224 transitions. cyclomatic complexity: 22718 Second operand 3 states. [2019-11-20 07:48:31,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:48:31,534 INFO L93 Difference]: Finished difference Result 25671 states and 48507 transitions. [2019-11-20 07:48:31,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:48:31,536 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25671 states and 48507 transitions. [2019-11-20 07:48:31,647 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14609 [2019-11-20 07:48:31,745 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25671 states to 25671 states and 48507 transitions. [2019-11-20 07:48:31,746 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25671 [2019-11-20 07:48:31,769 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25671 [2019-11-20 07:48:31,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25671 states and 48507 transitions. [2019-11-20 07:48:31,794 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:48:31,794 INFO L688 BuchiCegarLoop]: Abstraction has 25671 states and 48507 transitions. [2019-11-20 07:48:31,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25671 states and 48507 transitions. [2019-11-20 07:48:32,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25671 to 25671. [2019-11-20 07:48:32,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25671 states. [2019-11-20 07:48:32,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25671 states to 25671 states and 48507 transitions. [2019-11-20 07:48:32,206 INFO L711 BuchiCegarLoop]: Abstraction has 25671 states and 48507 transitions. [2019-11-20 07:48:32,206 INFO L591 BuchiCegarLoop]: Abstraction has 25671 states and 48507 transitions. [2019-11-20 07:48:32,206 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-20 07:48:32,206 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25671 states and 48507 transitions. [2019-11-20 07:48:32,303 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14609 [2019-11-20 07:48:32,303 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:48:32,303 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:48:32,309 INFO L849 BuchiCegarLoop]: Counterexample stem 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] [2019-11-20 07:48:32,309 INFO L850 BuchiCegarLoop]: Counterexample loop 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] [2019-11-20 07:48:32,309 INFO L794 eck$LassoCheckResult]: Stem: 208854#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);~__SELECTED_FEATURE_base~0 := 0;~__SELECTED_FEATURE_weight~0 := 0;~__SELECTED_FEATURE_empty~0 := 0;~__SELECTED_FEATURE_twothirdsfull~0 := 0;~__SELECTED_FEATURE_executivefloor~0 := 0;~__SELECTED_FEATURE_overloaded~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(10);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string137.base, #t~string137.offset, 1);call write~init~int(95, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(93, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string139.base, #t~string139.offset, 1);call write~init~int(93, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(32, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(97, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(116, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(32, #t~string141.base, 3 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 4 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string143.base, #t~string143.offset, 1);call write~init~int(105, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 2 + #t~string143.offset, 1);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(10);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string147.base, #t~string147.offset, 1);call write~init~int(112, #t~string147.base, 1 + #t~string147.offset, 1);call write~init~int(0, #t~string147.base, 2 + #t~string147.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string149.base, #t~string149.offset, 1);call write~init~int(111, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(119, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(110, #t~string149.base, 3 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 4 + #t~string149.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string151.base, #t~string151.offset, 1);call write~init~int(73, #t~string151.base, 1 + #t~string151.offset, 1);call write~init~int(76, #t~string151.base, 2 + #t~string151.offset, 1);call write~init~int(95, #t~string151.base, 3 + #t~string151.offset, 1);call write~init~int(112, #t~string151.base, 4 + #t~string151.offset, 1);call write~init~int(58, #t~string151.base, 5 + #t~string151.offset, 1);call write~init~int(0, #t~string151.base, 6 + #t~string151.offset, 1);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string153.base, #t~string153.offset, 1);call write~init~int(37, #t~string153.base, 1 + #t~string153.offset, 1);call write~init~int(105, #t~string153.base, 2 + #t~string153.offset, 1);call write~init~int(0, #t~string153.base, 3 + #t~string153.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string157.base, #t~string157.offset, 1);call write~init~int(37, #t~string157.base, 1 + #t~string157.offset, 1);call write~init~int(105, #t~string157.base, 2 + #t~string157.offset, 1);call write~init~int(0, #t~string157.base, 3 + #t~string157.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string159.base, #t~string159.offset, 1);call write~init~int(37, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(105, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string161.base, #t~string161.offset, 1);call write~init~int(37, #t~string161.base, 1 + #t~string161.offset, 1);call write~init~int(105, #t~string161.base, 2 + #t~string161.offset, 1);call write~init~int(0, #t~string161.base, 3 + #t~string161.offset, 1);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string163.base, #t~string163.offset, 1);call write~init~int(70, #t~string163.base, 1 + #t~string163.offset, 1);call write~init~int(95, #t~string163.base, 2 + #t~string163.offset, 1);call write~init~int(112, #t~string163.base, 3 + #t~string163.offset, 1);call write~init~int(58, #t~string163.base, 4 + #t~string163.offset, 1);call write~init~int(0, #t~string163.base, 5 + #t~string163.offset, 1);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string166.base, #t~string166.offset, 1);call write~init~int(37, #t~string166.base, 1 + #t~string166.offset, 1);call write~init~int(105, #t~string166.base, 2 + #t~string166.offset, 1);call write~init~int(0, #t~string166.base, 3 + #t~string166.offset, 1);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string169.base, #t~string169.offset, 1);call write~init~int(37, #t~string169.base, 1 + #t~string169.offset, 1);call write~init~int(105, #t~string169.base, 2 + #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 3 + #t~string169.offset, 1);call #t~string172.base, #t~string172.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string172.base, #t~string172.offset, 1);call write~init~int(37, #t~string172.base, 1 + #t~string172.offset, 1);call write~init~int(105, #t~string172.base, 2 + #t~string172.offset, 1);call write~init~int(0, #t~string172.base, 3 + #t~string172.offset, 1);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string175.base, #t~string175.offset, 1);call write~init~int(37, #t~string175.base, 1 + #t~string175.offset, 1);call write~init~int(105, #t~string175.base, 2 + #t~string175.offset, 1);call write~init~int(0, #t~string175.base, 3 + #t~string175.offset, 1);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string178.base, #t~string178.offset, 1);call write~init~int(37, #t~string178.base, 1 + #t~string178.offset, 1);call write~init~int(105, #t~string178.base, 2 + #t~string178.offset, 1);call write~init~int(0, #t~string178.base, 3 + #t~string178.offset, 1);call #t~string180.base, #t~string180.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string180.base, #t~string180.offset, 1);call write~init~int(0, #t~string180.base, 1 + #t~string180.offset, 1);call #t~string183.base, #t~string183.offset := #Ultimate.allocOnStack(9); 208855#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 220035#L1754 havoc select_features_#t~ret59, select_features_#t~ret60, select_features_#t~ret61, select_features_#t~ret62, select_features_#t~ret63;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 220036#L1730 select_features_#t~ret59 := select_one_#res;~__SELECTED_FEATURE_base~0 := select_features_#t~ret59;havoc select_features_#t~ret59;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 220468#L1730-1 select_features_#t~ret60 := select_one_#res;~__SELECTED_FEATURE_weight~0 := select_features_#t~ret60;havoc select_features_#t~ret60;~__SELECTED_FEATURE_empty~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 220472#L1730-2 select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_twothirdsfull~0 := select_features_#t~ret61;havoc select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 220473#L1730-3 select_features_#t~ret62 := select_one_#res;~__SELECTED_FEATURE_executivefloor~0 := select_features_#t~ret62;havoc select_features_#t~ret62;havoc select_one_#res;havoc select_one_#t~nondet58, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet58;havoc select_one_#t~nondet58;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 220462#L1730-4 select_features_#t~ret63 := select_one_#res;~__SELECTED_FEATURE_overloaded~0 := select_features_#t~ret63;havoc select_features_#t~ret63; 220293#L1746 havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~15;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~15; 220294#L1762 assume !(0 == ~__SELECTED_FEATURE_overloaded~0); 221404#L1765 assume !(0 != ~__SELECTED_FEATURE_weight~0);valid_product_~tmp~15 := 0; 221406#L1765-1 valid_product_~retValue_acc~9 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~9; 226186#L1786 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 226185#L389 assume 0 != main_~tmp~8; 226184#L358 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 226183#L1557 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~11;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~11; 226182#L1836 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~11 := 4;getOrigin_#res := getOrigin_~retValue_acc~11; 226175#L1861 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 226174#L1231 assume 0 == initPersonOnFloor_~floor; 226157#L1232 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 226140#L1339-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 226137#L1023 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 226134#L1035-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0; 226133#L3357 assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc timeShift__role__overloaded_#t~ret134, timeShift__role__overloaded_~tmp~30;havoc timeShift__role__overloaded_~tmp~30;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 213888#L2246 timeShift__role__overloaded_#t~ret134 := areDoorsOpen_#res;timeShift__role__overloaded_~tmp~30 := timeShift__role__overloaded_#t~ret134;havoc timeShift__role__overloaded_#t~ret134; 213614#L3335 assume 0 != timeShift__role__overloaded_~tmp~30; 213615#L3336 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 213632#L2945-11 havoc __utac_acc__Specification9_spec__3_#t~ret55, __utac_acc__Specification9_spec__3_#t~ret56, __utac_acc__Specification9_spec__3_#t~ret57, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~14, __utac_acc__Specification9_spec__3_~tmp___0~4, __utac_acc__Specification9_spec__3_~tmp___1~3;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~14;havoc __utac_acc__Specification9_spec__3_~tmp___0~4;havoc __utac_acc__Specification9_spec__3_~tmp___1~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~16;havoc getCurrentFloorID_~retValue_acc~16;getCurrentFloorID_~retValue_acc~16 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~16; 221899#L2237-12 __utac_acc__Specification9_spec__3_#t~ret55 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~14 := __utac_acc__Specification9_spec__3_#t~ret55;havoc __utac_acc__Specification9_spec__3_#t~ret55;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~14;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~20;havoc isEmpty_~retValue_acc~20; 221893#L2297-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; 221886#L2329-12 __utac_acc__Specification9_spec__3_#t~ret56 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~3 := __utac_acc__Specification9_spec__3_#t~ret56;havoc __utac_acc__Specification9_spec__3_#t~ret56; 221884#L1600 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~3);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 221860#L2246-1 __utac_acc__Specification9_spec__3_#t~ret57 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~4 := __utac_acc__Specification9_spec__3_#t~ret57;havoc __utac_acc__Specification9_spec__3_#t~ret57; 221881#L1610 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~4; 221879#L1611 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 221856#L1612 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 221853#L1610-5 cleanup_~i~0 := 0; 221851#L188-2 [2019-11-20 07:48:32,310 INFO L796 eck$LassoCheckResult]: Loop: 221851#L188-2 assume !false; 221850#L189 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 221849#L192 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_#t~ret64, isBlocked_#t~ret65, isBlocked_~retValue_acc~15;havoc isBlocked_~retValue_acc~15; 221848#L1999 assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc isBlocked__role__overloaded_#res;havoc isBlocked__role__overloaded_~retValue_acc~14;havoc isBlocked__role__overloaded_~retValue_acc~14;isBlocked__role__overloaded_~retValue_acc~14 := ~blocked~0;isBlocked__role__overloaded_#res := isBlocked__role__overloaded_~retValue_acc~14; 221843#L1991 isBlocked_#t~ret64 := isBlocked__role__overloaded_#res;isBlocked_~retValue_acc~15 := isBlocked_#t~ret64;havoc isBlocked_#t~ret64;isBlocked_#res := isBlocked_~retValue_acc~15; 221841#L2008 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 221840#L196 assume 1 != cleanup_~tmp___0~0; 221839#L196-1 havoc isIdle_#res;havoc isIdle_#t~ret74, isIdle_~retValue_acc~22, isIdle_~tmp~20;havoc isIdle_~retValue_acc~22;havoc isIdle_~tmp~20;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret69, anyStopRequested_#t~ret70, anyStopRequested_#t~ret71, anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_~retValue_acc~21, anyStopRequested_~tmp~19, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~21;havoc anyStopRequested_~tmp~19;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~5;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~5; 221832#L960-507 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~5 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~5; 221828#L987-507 anyStopRequested_#t~ret69 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret69;havoc anyStopRequested_#t~ret69; 221827#L2345 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~21 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~21; 221813#L2409 isIdle_#t~ret74 := anyStopRequested_#res;isIdle_~tmp~20 := isIdle_#t~ret74;havoc isIdle_#t~ret74;isIdle_~retValue_acc~22 := (if 0 == isIdle_~tmp~20 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~22; 221812#L2422 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 221811#L208 assume !(0 != cleanup_~tmp~6); 221810#L3357-1 assume 0 != ~__SELECTED_FEATURE_overloaded~0;havoc timeShift__role__overloaded_#t~ret134, timeShift__role__overloaded_~tmp~30;havoc timeShift__role__overloaded_~tmp~30;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 213878#L2246-4 timeShift__role__overloaded_#t~ret134 := areDoorsOpen_#res;timeShift__role__overloaded_~tmp~30 := timeShift__role__overloaded_#t~ret134;havoc timeShift__role__overloaded_#t~ret134; 213618#L3335-1 assume 0 != timeShift__role__overloaded_~tmp~30; 213619#L3336-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 213635#L2945-29 havoc __utac_acc__Specification9_spec__3_#t~ret55, __utac_acc__Specification9_spec__3_#t~ret56, __utac_acc__Specification9_spec__3_#t~ret57, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~14, __utac_acc__Specification9_spec__3_~tmp___0~4, __utac_acc__Specification9_spec__3_~tmp___1~3;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~14;havoc __utac_acc__Specification9_spec__3_~tmp___0~4;havoc __utac_acc__Specification9_spec__3_~tmp___1~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~16;havoc getCurrentFloorID_~retValue_acc~16;getCurrentFloorID_~retValue_acc~16 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~16; 221895#L2237-32 __utac_acc__Specification9_spec__3_#t~ret55 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~14 := __utac_acc__Specification9_spec__3_#t~ret55;havoc __utac_acc__Specification9_spec__3_#t~ret55;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~14;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~20;havoc isEmpty_~retValue_acc~20; 221887#L2297-33 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~20 := 0;isEmpty_#res := isEmpty_~retValue_acc~20; 221878#L2329-33 __utac_acc__Specification9_spec__3_#t~ret56 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~3 := __utac_acc__Specification9_spec__3_#t~ret56;havoc __utac_acc__Specification9_spec__3_#t~ret56; 226068#L1600-6 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~3);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~17;havoc areDoorsOpen_~retValue_acc~17;areDoorsOpen_~retValue_acc~17 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~17; 221875#L2246-5 __utac_acc__Specification9_spec__3_#t~ret57 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~4 := __utac_acc__Specification9_spec__3_#t~ret57;havoc __utac_acc__Specification9_spec__3_#t~ret57; 226067#L1610-6 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~4; 226066#L1611-3 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 221872#L1612-6 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 221852#L1610-11 cleanup_~i~0 := 1 + cleanup_~i~0; 221851#L188-2 [2019-11-20 07:48:32,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:48:32,311 INFO L82 PathProgramCache]: Analyzing trace with hash -778884698, now seen corresponding path program 2 times [2019-11-20 07:48:32,311 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:48:32,311 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517697956] [2019-11-20 07:48:32,311 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:48:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:48:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:48:32,393 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517697956] [2019-11-20 07:48:32,393 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:48:32,393 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 07:48:32,393 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169349681] [2019-11-20 07:48:32,394 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 07:48:32,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:48:32,394 INFO L82 PathProgramCache]: Analyzing trace with hash 666689087, now seen corresponding path program 1 times [2019-11-20 07:48:32,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:48:32,394 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032098691] [2019-11-20 07:48:32,394 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:48:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:48:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:48:32,472 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:48:32,889 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2019-11-20 07:48:33,344 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-11-20 07:48:33,353 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 07:48:33,354 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 07:48:33,354 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 07:48:33,354 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 07:48:33,355 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 07:48:33,355 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:33,355 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 07:48:33,355 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 07:48:33,355 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_productSimulator.cil.c_Iteration4_Loop [2019-11-20 07:48:33,356 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 07:48:33,356 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 07:48:33,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:33,907 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-11-20 07:48:34,372 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 07:48:34,373 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 07:48:34,386 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:48:34,386 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:34,395 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:48:34,395 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 07:48:34,422 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:48:34,422 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:34,426 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:48:34,426 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret74=0} Honda state: {ULTIMATE.start_isIdle_#t~ret74=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 07:48:34,445 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:48:34,445 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:34,477 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 07:48:34,477 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:48:35,154 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 07:48:35,159 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 07:48:35,159 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 07:48:35,159 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 07:48:35,159 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 07:48:35,159 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 07:48:35,160 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:35,160 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 07:48:35,160 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 07:48:35,160 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_productSimulator.cil.c_Iteration4_Loop [2019-11-20 07:48:35,160 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 07:48:35,160 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 07:48:35,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:48:35,941 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 07:48:35,950 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:35,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 07:48:35,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:48:35,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:48:35,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:48:35,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:48:35,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:48:35,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:48:35,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:48:35,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 07:48:35,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 07:48:35,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:48:35,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:48:35,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:48:35,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:48:35,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:48:35,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:48:35,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:35,994 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 07:48:36,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 07:48:36,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:48:36,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:48:36,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:48:36,011 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:48:36,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:48:36,021 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:48:36,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:36,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 07:48:36,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 07:48:36,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:48:36,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:48:36,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:48:36,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:48:36,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:48:36,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:48:36,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:36,050 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 07:48:36,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 07:48:36,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:48:36,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:48:36,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:48:36,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:48:36,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:48:36,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:48:36,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:36,073 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 07:48:36,097 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-20 07:48:36,098 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eacfa079-7af1-4cda-9b6f-43d60fa644fe/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 07:48:36,103 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 07:48:36,103 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 07:48:36,104 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 07:48:36,104 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~0) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~0 Supporting invariants [] Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:48:36,114 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-20 07:48:36,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:48:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:48:36,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 07:48:36,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 07:48:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:48:36,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-20 07:48:36,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 07:48:36,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:48:36,426 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-11-20 07:48:36,427 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25671 states and 48507 transitions. cyclomatic complexity: 22838 Second operand 5 states. [2019-11-20 07:48:37,847 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25671 states and 48507 transitions. cyclomatic complexity: 22838. Second operand 5 states. Result 40280 states and 76098 transitions. Complement of second has 8 states. [2019-11-20 07:48:37,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-20 07:48:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-20 07:48:37,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31877 transitions. [2019-11-20 07:48:37,883 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31877 transitions. Stem has 37 letters. Loop has 28 letters. [2019-11-20 07:48:37,885 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 07:48:37,886 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31877 transitions. Stem has 65 letters. Loop has 28 letters. [2019-11-20 07:48:37,888 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 07:48:37,888 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31877 transitions. Stem has 37 letters. Loop has 56 letters. [2019-11-20 07:48:37,891 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 07:48:37,892 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40280 states and 76098 transitions. [2019-11-20 07:48:38,084 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 07:48:38,084 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40280 states to 0 states and 0 transitions. [2019-11-20 07:48:38,084 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 07:48:38,084 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 07:48:38,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 07:48:38,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:48:38,085 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 07:48:38,085 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 07:48:38,085 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:48:38,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 07:48:38,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:48:38,086 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 5 states. [2019-11-20 07:48:38,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:48:38,086 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-20 07:48:38,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 07:48:38,086 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-20 07:48:38,086 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 07:48:38,087 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 07:48:38,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 07:48:38,087 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 07:48:38,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 07:48:38,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:48:38,087 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 07:48:38,087 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 07:48:38,088 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 07:48:38,088 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-20 07:48:38,088 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 07:48:38,088 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 07:48:38,088 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 07:48:38,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 07:48:38 BoogieIcfgContainer [2019-11-20 07:48:38,096 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 07:48:38,096 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 07:48:38,096 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 07:48:38,096 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 07:48:38,097 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:48:21" (3/4) ... [2019-11-20 07:48:38,101 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 07:48:38,102 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 07:48:38,108 INFO L168 Benchmark]: Toolchain (without parser) took 48470.95 ms. Allocated memory was 1.0 GB in the beginning and 3.0 GB in the end (delta: 2.0 GB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -121.4 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2019-11-20 07:48:38,109 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:48:38,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 923.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -132.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2019-11-20 07:48:38,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 863.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 813.6 MB in the end (delta: 263.0 MB). Peak memory consumption was 263.0 MB. Max. memory is 11.5 GB. [2019-11-20 07:48:38,111 INFO L168 Benchmark]: Boogie Preprocessor took 1075.76 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 190.8 MB). Free memory was 813.6 MB in the beginning and 1.1 GB in the end (delta: -248.3 MB). Peak memory consumption was 97.5 MB. Max. memory is 11.5 GB. [2019-11-20 07:48:38,114 INFO L168 Benchmark]: RCFGBuilder took 29285.83 ms. Allocated memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: 1.1 GB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -329.4 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2019-11-20 07:48:38,114 INFO L168 Benchmark]: BuchiAutomizer took 16312.03 ms. Allocated memory was 2.5 GB in the beginning and 3.0 GB in the end (delta: 543.2 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 325.4 MB). Peak memory consumption was 868.5 MB. Max. memory is 11.5 GB. [2019-11-20 07:48:38,114 INFO L168 Benchmark]: Witness Printer took 5.62 ms. Allocated memory is still 3.0 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:48:38,122 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 923.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -132.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 863.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 813.6 MB in the end (delta: 263.0 MB). Peak memory consumption was 263.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 1075.76 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 190.8 MB). Free memory was 813.6 MB in the beginning and 1.1 GB in the end (delta: -248.3 MB). Peak memory consumption was 97.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 29285.83 ms. Allocated memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: 1.1 GB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -329.4 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * BuchiAutomizer took 16312.03 ms. Allocated memory was 2.5 GB in the beginning and 3.0 GB in the end (delta: 543.2 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 325.4 MB). Peak memory consumption was 868.5 MB. Max. memory is 11.5 GB. * Witness Printer took 5.62 ms. Allocated memory is still 3.0 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (4 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.2s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 4.5s. Construction of modules took 1.1s. Büchi inclusion checks took 5.3s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 1.6s AutomataMinimizationTime, 3 MinimizatonAttempts, 67408 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 1.6s Buchi closure took 0.6s. Biggest automaton had 25671 states and ocurred in iteration 3. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 169719 SDtfs, 309147 SDslu, 398545 SDs, 0 SdLazy, 443 SolverSat, 444 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI3 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital131 mio100 ax100 hnf100 lsp18 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq216 hnf88 smp100 dnf182 smp100 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 33ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...