./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product15_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product15_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0293b5fd4bdba9c4dffc69cf3cddef161bbc7b19 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:11:25,595 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:11:25,597 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:11:25,605 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:11:25,605 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:11:25,605 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:11:25,606 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:11:25,607 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:11:25,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:11:25,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:11:25,610 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:11:25,610 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:11:25,610 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:11:25,611 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:11:25,612 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:11:25,612 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:11:25,614 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:11:25,615 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:11:25,616 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:11:25,617 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:11:25,618 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:11:25,619 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:11:25,620 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:11:25,620 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:11:25,620 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:11:25,621 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:11:25,622 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:11:25,623 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:11:25,623 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:11:25,624 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:11:25,624 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:11:25,624 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:11:25,625 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:11:25,625 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:11:25,626 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:11:25,626 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:11:25,627 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 23:11:25,636 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:11:25,636 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:11:25,637 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:11:25,637 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 23:11:25,638 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:11:25,638 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:11:25,638 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:11:25,638 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:11:25,638 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:11:25,638 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:11:25,638 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:11:25,639 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:11:25,639 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:11:25,639 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:11:25,639 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:11:25,639 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:11:25,639 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:11:25,639 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:11:25,639 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 23:11:25,640 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 23:11:25,640 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:11:25,640 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:11:25,640 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:11:25,640 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:11:25,640 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:11:25,640 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:11:25,640 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 23:11:25,641 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:11:25,641 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:11:25,641 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 0293b5fd4bdba9c4dffc69cf3cddef161bbc7b19 [2018-11-22 23:11:25,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:11:25,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:11:25,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:11:25,677 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:11:25,677 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:11:25,677 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product15_true-unreach-call_false-termination.cil.c [2018-11-22 23:11:25,717 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/data/d2621baf9/08abe7fcd9864552868b2a2099a8bf7c/FLAG274197001 [2018-11-22 23:11:26,144 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:11:26,145 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/sv-benchmarks/c/product-lines/minepump_spec1_product15_true-unreach-call_false-termination.cil.c [2018-11-22 23:11:26,151 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/data/d2621baf9/08abe7fcd9864552868b2a2099a8bf7c/FLAG274197001 [2018-11-22 23:11:26,159 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/data/d2621baf9/08abe7fcd9864552868b2a2099a8bf7c [2018-11-22 23:11:26,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:11:26,163 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:11:26,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:11:26,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:11:26,167 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:11:26,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f50e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26, skipping insertion in model container [2018-11-22 23:11:26,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:11:26,210 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:11:26,405 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:11:26,414 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:11:26,511 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:11:26,525 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:11:26,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26 WrapperNode [2018-11-22 23:11:26,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:11:26,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:11:26,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:11:26,526 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:11:26,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:11:26,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:11:26,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:11:26,556 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:11:26,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26" (1/1) ... [2018-11-22 23:11:26,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:11:26,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:11:26,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:11:26,577 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:11:26,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:11:26,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:11:26,612 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-22 23:11:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-22 23:11:26,613 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-22 23:11:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-22 23:11:26,613 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-22 23:11:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-22 23:11:26,613 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-22 23:11:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-22 23:11:26,613 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-22 23:11:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-22 23:11:26,613 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-22 23:11:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-22 23:11:26,613 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-22 23:11:26,614 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-22 23:11:26,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 23:11:26,614 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-22 23:11:26,614 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-22 23:11:26,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:11:26,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:11:27,133 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:11:27,134 INFO L280 CfgBuilder]: Removed 30 assue(true) statements. [2018-11-22 23:11:27,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:27 BoogieIcfgContainer [2018-11-22 23:11:27,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:11:27,134 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 23:11:27,134 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 23:11:27,141 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 23:11:27,141 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:27" (1/1) ... [2018-11-22 23:11:27,149 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:11:27,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:27,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 60 states and 79 transitions. [2018-11-22 23:11:27,180 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2018-11-22 23:11:27,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-22 23:11:27,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:27,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:27,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:27,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2018-11-22 23:11:27,332 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2018-11-22 23:11:27,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-22 23:11:27,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:27,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:27,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2018-11-22 23:11:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2018-11-22 23:11:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-22 23:11:27,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:27,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:27,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:27,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2018-11-22 23:11:27,646 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2018-11-22 23:11:27,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-22 23:11:27,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:27,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:27,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2018-11-22 23:11:27,685 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2018-11-22 23:11:27,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 23:11:27,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:27,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:28,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:28,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-11-22 23:11:28,180 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-11-22 23:11:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-22 23:11:28,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:28,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:28,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:28,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 90 states and 134 transitions. [2018-11-22 23:11:28,235 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 134 transitions. [2018-11-22 23:11:28,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-22 23:11:28,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:28,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:28,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:28,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 135 transitions. [2018-11-22 23:11:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2018-11-22 23:11:28,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-22 23:11:28,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:28,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:28,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:28,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 97 states and 149 transitions. [2018-11-22 23:11:28,412 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 149 transitions. [2018-11-22 23:11:28,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-22 23:11:28,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:28,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:28,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:28,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 98 states and 150 transitions. [2018-11-22 23:11:28,462 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 150 transitions. [2018-11-22 23:11:28,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-22 23:11:28,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:29,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:29,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 115 states and 184 transitions. [2018-11-22 23:11:29,265 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 184 transitions. [2018-11-22 23:11:29,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-22 23:11:29,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:29,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 121 states and 194 transitions. [2018-11-22 23:11:29,394 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 194 transitions. [2018-11-22 23:11:29,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-22 23:11:29,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:29,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:29,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 125 states and 200 transitions. [2018-11-22 23:11:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 200 transitions. [2018-11-22 23:11:29,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-22 23:11:29,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:29,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:11:29,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:29,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 126 states and 201 transitions. [2018-11-22 23:11:29,561 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2018-11-22 23:11:29,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-22 23:11:29,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:29,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:11:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 130 states and 209 transitions. [2018-11-22 23:11:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 209 transitions. [2018-11-22 23:11:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-22 23:11:29,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:11:30,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:30,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 137 states and 226 transitions. [2018-11-22 23:11:30,013 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 226 transitions. [2018-11-22 23:11:30,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-22 23:11:30,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:30,037 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:11:30,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:30,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 138 states and 227 transitions. [2018-11-22 23:11:30,055 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 227 transitions. [2018-11-22 23:11:30,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-22 23:11:30,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:30,074 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:11:30,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:30,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 141 states and 234 transitions. [2018-11-22 23:11:30,342 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 234 transitions. [2018-11-22 23:11:30,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 23:11:30,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:30,367 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:11:30,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:30,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 139 states and 230 transitions. [2018-11-22 23:11:30,391 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 230 transitions. [2018-11-22 23:11:30,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 23:11:30,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:30,582 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 23:11:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:31,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 142 states and 235 transitions. [2018-11-22 23:11:31,135 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 235 transitions. [2018-11-22 23:11:31,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 23:11:31,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:31,155 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:11:31,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:31,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 148 states and 249 transitions. [2018-11-22 23:11:31,528 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 249 transitions. [2018-11-22 23:11:31,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 23:11:31,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:11:31,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:31,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 149 states and 250 transitions. [2018-11-22 23:11:31,584 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 250 transitions. [2018-11-22 23:11:31,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 23:11:31,585 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:11:31,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:31,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 156 states and 262 transitions. [2018-11-22 23:11:31,739 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 262 transitions. [2018-11-22 23:11:31,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 23:11:31,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:31,755 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:11:31,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:31,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 158 states and 263 transitions. [2018-11-22 23:11:31,888 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 263 transitions. [2018-11-22 23:11:31,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 23:11:31,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:31,914 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:11:32,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:32,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 160 states and 264 transitions. [2018-11-22 23:11:32,088 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 264 transitions. [2018-11-22 23:11:32,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 23:11:32,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:11:32,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:32,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 161 states and 264 transitions. [2018-11-22 23:11:32,112 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 264 transitions. [2018-11-22 23:11:32,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 23:11:32,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:32,143 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:11:32,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:32,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 162 states and 265 transitions. [2018-11-22 23:11:32,153 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2018-11-22 23:11:32,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 23:11:32,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:11:33,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:33,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 178 states and 305 transitions. [2018-11-22 23:11:33,407 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 305 transitions. [2018-11-22 23:11:33,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 23:11:33,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:33,430 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:11:33,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 180 states and 306 transitions. [2018-11-22 23:11:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 306 transitions. [2018-11-22 23:11:33,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 23:11:33,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:33,616 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:11:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:34,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 190 states and 329 transitions. [2018-11-22 23:11:34,733 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 329 transitions. [2018-11-22 23:11:34,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 23:11:34,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:34,756 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:11:34,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 192 states and 332 transitions. [2018-11-22 23:11:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 332 transitions. [2018-11-22 23:11:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 23:11:34,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:34,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:11:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:35,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 191 states and 329 transitions. [2018-11-22 23:11:35,135 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 329 transitions. [2018-11-22 23:11:35,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 23:11:35,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:35,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:35,157 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:11:35,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:35,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 192 states and 329 transitions. [2018-11-22 23:11:35,167 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2018-11-22 23:11:35,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 23:11:35,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:35,188 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:11:35,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:35,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 193 states and 330 transitions. [2018-11-22 23:11:35,219 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 330 transitions. [2018-11-22 23:11:35,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 23:11:35,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:11:35,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:35,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 195 states and 331 transitions. [2018-11-22 23:11:35,425 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 331 transitions. [2018-11-22 23:11:35,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 23:11:35,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:35,444 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:11:35,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:35,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 193 states and 327 transitions. [2018-11-22 23:11:35,455 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 327 transitions. [2018-11-22 23:11:35,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 23:11:35,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:35,616 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:11:36,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:36,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 195 states and 329 transitions. [2018-11-22 23:11:36,156 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 329 transitions. [2018-11-22 23:11:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 23:11:36,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:36,220 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:11:36,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:36,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 201 states and 338 transitions. [2018-11-22 23:11:36,740 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 338 transitions. [2018-11-22 23:11:36,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 23:11:36,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:36,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:36,821 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:11:36,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:36,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 204 states and 342 transitions. [2018-11-22 23:11:36,839 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 342 transitions. [2018-11-22 23:11:36,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 23:11:36,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:36,902 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:11:37,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 207 states and 342 transitions. [2018-11-22 23:11:37,365 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 342 transitions. [2018-11-22 23:11:37,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 23:11:37,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:11:37,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:37,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 209 states and 343 transitions. [2018-11-22 23:11:37,634 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 343 transitions. [2018-11-22 23:11:37,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 23:11:37,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:37,648 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:11:37,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:37,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 213 states and 350 transitions. [2018-11-22 23:11:37,786 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 350 transitions. [2018-11-22 23:11:37,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 23:11:37,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:37,894 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:11:37,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:37,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 167 states and 258 transitions. [2018-11-22 23:11:37,916 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 258 transitions. [2018-11-22 23:11:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 23:11:37,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 23:11:37,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:37,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 168 states and 258 transitions. [2018-11-22 23:11:37,953 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 258 transitions. [2018-11-22 23:11:37,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-22 23:11:37,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:37,975 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:11:37,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:38,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 166 states and 254 transitions. [2018-11-22 23:11:38,000 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 254 transitions. [2018-11-22 23:11:38,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-22 23:11:38,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:38,019 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:11:38,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:38,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 167 states and 257 transitions. [2018-11-22 23:11:38,230 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 257 transitions. [2018-11-22 23:11:38,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 23:11:38,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:38,244 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:11:38,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:38,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 169 states and 260 transitions. [2018-11-22 23:11:38,276 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 260 transitions. [2018-11-22 23:11:38,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 23:11:38,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 23:11:38,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:38,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 171 states and 262 transitions. [2018-11-22 23:11:38,304 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 262 transitions. [2018-11-22 23:11:38,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 23:11:38,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:38,317 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 23:11:38,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:38,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 172 states and 262 transitions. [2018-11-22 23:11:38,331 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 262 transitions. [2018-11-22 23:11:38,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-22 23:11:38,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:38,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:38,345 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 23:11:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:38,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 174 states and 265 transitions. [2018-11-22 23:11:38,362 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 265 transitions. [2018-11-22 23:11:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-22 23:11:38,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 23:11:38,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:38,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 165 states and 248 transitions. [2018-11-22 23:11:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 248 transitions. [2018-11-22 23:11:38,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-22 23:11:38,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:38,415 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 23:11:38,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:38,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 166 states and 249 transitions. [2018-11-22 23:11:38,444 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 249 transitions. [2018-11-22 23:11:38,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 23:11:38,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:11:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:11:38,459 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 23:11:38,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:11:38,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 103 states and 138 transitions. [2018-11-22 23:11:38,481 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 138 transitions. [2018-11-22 23:11:38,481 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:11:38,481 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 53 iterations. [2018-11-22 23:11:38,490 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-22 23:11:38,718 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:11:38,721 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:11:38,721 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:11:38,721 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:11:38,721 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:11:38,721 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:11:38,721 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-22 23:11:38,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:11:38,725 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:11:38,725 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-22 23:11:38,726 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-22 23:11:38,726 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-22 23:11:38,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:11:38 ImpRootNode [2018-11-22 23:11:38,727 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 23:11:38,727 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:11:38,727 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:11:38,727 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:11:38,728 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:27" (3/4) ... [2018-11-22 23:11:38,733 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:11:38,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-22 23:11:38,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-22 23:11:38,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-22 23:11:38,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-22 23:11:38,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-22 23:11:38,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-22 23:11:38,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-22 23:11:38,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-22 23:11:38,744 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-22 23:11:38,744 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-22 23:11:38,745 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-22 23:11:38,745 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-22 23:11:38,745 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 23:11:38,745 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:11:38,745 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:11:38,764 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(systemActive == 0) || \old(pumpRunning) == pumpRunning) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-22 23:11:38,765 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == methaneLevelCritical || \old(pumpRunning) == pumpRunning) || 0 == pumpRunning [2018-11-22 23:11:38,791 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2253a5a7-743f-4a1a-a11c-d4da1e8d55f5/bin-2019/ukojak/witness.graphml [2018-11-22 23:11:38,791 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:11:38,791 INFO L168 Benchmark]: Toolchain (without parser) took 12629.15 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 496.0 MB). Free memory was 952.1 MB in the beginning and 980.5 MB in the end (delta: -28.3 MB). Peak memory consumption was 467.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:11:38,792 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:11:38,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 952.1 MB in the beginning and 1.2 GB in the end (delta: -202.3 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-22 23:11:38,793 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:11:38,793 INFO L168 Benchmark]: Boogie Preprocessor took 21.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:11:38,793 INFO L168 Benchmark]: RCFGBuilder took 556.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:11:38,793 INFO L168 Benchmark]: CodeCheck took 11592.73 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 328.7 MB). Free memory was 1.1 GB in the beginning and 993.1 MB in the end (delta: 93.1 MB). Peak memory consumption was 421.9 MB. Max. memory is 11.5 GB. [2018-11-22 23:11:38,793 INFO L168 Benchmark]: Witness Printer took 63.58 ms. Allocated memory is still 1.5 GB. Free memory was 993.1 MB in the beginning and 980.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2018-11-22 23:11:38,795 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 75 locations, 1 error locations. SAFE Result, 11.3s OverallTime, 53 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 775099412 SDtfs, 375682012 SDslu, -697468356 SDs, 0 SdLazy, 1957478764 SolverSat, 368294436 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21998 GetRequests, 21433 SyntacticMatches, 297 SemanticMatches, 268 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33686 ImplicationChecksByTransitivity, 8.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2225 NumberOfCodeBlocks, 2225 NumberOfCodeBlocksAsserted, 52 NumberOfCheckSat, 2173 ConstructedInterpolants, 0 QuantifiedInterpolants, 211602 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 52 InterpolantComputations, 44 PerfectInterpolantSequences, 811/857 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 295]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: (!(systemActive == 0) || \old(pumpRunning) == pumpRunning) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical || \old(pumpRunning) == pumpRunning) || 0 == pumpRunning - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && tmp == systemActive) && 0 == pumpRunning) && tmp == 1 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 361.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 952.1 MB in the beginning and 1.2 GB in the end (delta: -202.3 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 556.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 11.5 GB. * CodeCheck took 11592.73 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 328.7 MB). Free memory was 1.1 GB in the beginning and 993.1 MB in the end (delta: 93.1 MB). Peak memory consumption was 421.9 MB. Max. memory is 11.5 GB. * Witness Printer took 63.58 ms. Allocated memory is still 1.5 GB. Free memory was 993.1 MB in the beginning and 980.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...