./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label05_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label05_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/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 49868ba3cc530a9d4dc385567f0a9711da3734c2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 10:48:46,762 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 10:48:46,763 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 10:48:46,771 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 10:48:46,771 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 10:48:46,771 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 10:48:46,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 10:48:46,773 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 10:48:46,774 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 10:48:46,775 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 10:48:46,775 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 10:48:46,776 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 10:48:46,776 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 10:48:46,777 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 10:48:46,778 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 10:48:46,778 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 10:48:46,779 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 10:48:46,780 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 10:48:46,781 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 10:48:46,782 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 10:48:46,783 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 10:48:46,784 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 10:48:46,785 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 10:48:46,785 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 10:48:46,786 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 10:48:46,786 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 10:48:46,787 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 10:48:46,787 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 10:48:46,788 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 10:48:46,789 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 10:48:46,789 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 10:48:46,789 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 10:48:46,789 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 10:48:46,790 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 10:48:46,790 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 10:48:46,791 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 10:48:46,791 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 10:48:46,801 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 10:48:46,801 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 10:48:46,802 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 10:48:46,802 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 10:48:46,802 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 10:48:46,802 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 10:48:46,803 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 10:48:46,803 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 10:48:46,803 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 10:48:46,803 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 10:48:46,803 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 10:48:46,803 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 10:48:46,803 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 10:48:46,803 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 10:48:46,803 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 10:48:46,803 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 10:48:46,804 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 10:48:46,804 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 10:48:46,804 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 10:48:46,804 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 10:48:46,804 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 10:48:46,804 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 10:48:46,804 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 10:48:46,804 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 10:48:46,805 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 10:48:46,805 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 10:48:46,805 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 10:48:46,805 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 10:48:46,805 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 10:48:46,805 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_5e2391e4-ae32-4e44-8efa-c344a9db2771/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 -> 49868ba3cc530a9d4dc385567f0a9711da3734c2 [2018-12-09 10:48:46,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 10:48:46,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 10:48:46,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 10:48:46,834 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 10:48:46,834 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 10:48:46,834 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label05_true-unreach-call_false-termination.c [2018-12-09 10:48:46,871 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/data/8c7d92d3b/024202ba5a3044339cbcbb2bebfbbdf7/FLAG8de2d8dca [2018-12-09 10:48:47,223 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 10:48:47,223 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/sv-benchmarks/c/eca-rers2012/Problem02_label05_true-unreach-call_false-termination.c [2018-12-09 10:48:47,231 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/data/8c7d92d3b/024202ba5a3044339cbcbb2bebfbbdf7/FLAG8de2d8dca [2018-12-09 10:48:47,241 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/data/8c7d92d3b/024202ba5a3044339cbcbb2bebfbbdf7 [2018-12-09 10:48:47,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 10:48:47,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 10:48:47,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 10:48:47,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 10:48:47,246 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 10:48:47,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47, skipping insertion in model container [2018-12-09 10:48:47,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 10:48:47,276 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 10:48:47,448 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:48:47,451 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 10:48:47,535 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:48:47,544 INFO L195 MainTranslator]: Completed translation [2018-12-09 10:48:47,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47 WrapperNode [2018-12-09 10:48:47,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 10:48:47,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 10:48:47,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 10:48:47,545 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 10:48:47,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 10:48:47,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 10:48:47,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 10:48:47,584 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 10:48:47,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47" (1/1) ... [2018-12-09 10:48:47,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 10:48:47,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 10:48:47,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 10:48:47,612 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 10:48:47,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:48:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/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 [2018-12-09 10:48:47,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 10:48:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 10:48:48,655 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 10:48:48,655 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 10:48:48,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:48:48 BoogieIcfgContainer [2018-12-09 10:48:48,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 10:48:48,657 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 10:48:48,657 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 10:48:48,666 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 10:48:48,666 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:48:48" (1/1) ... [2018-12-09 10:48:48,675 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:48:48,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 10:48:48,699 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 10:48:48,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 10:48:48,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:48,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:49,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:49,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-12-09 10:48:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-09 10:48:49,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 10:48:49,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:49,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:48:49,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 164 states and 242 transitions. [2018-12-09 10:48:49,349 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2018-12-09 10:48:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 10:48:49,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:49,390 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:49,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:49,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-12-09 10:48:49,510 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-12-09 10:48:49,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 10:48:49,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:49,555 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:49,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:49,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-12-09 10:48:49,878 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-12-09 10:48:49,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 10:48:49,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:49,917 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:50,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:50,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 220 states and 320 transitions. [2018-12-09 10:48:50,127 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 320 transitions. [2018-12-09 10:48:50,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 10:48:50,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:50,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:50,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2018-12-09 10:48:50,269 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2018-12-09 10:48:50,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 10:48:50,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:48:50,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:50,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 242 states and 345 transitions. [2018-12-09 10:48:50,575 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 345 transitions. [2018-12-09 10:48:50,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 10:48:50,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:50,596 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:50,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:50,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2018-12-09 10:48:50,616 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2018-12-09 10:48:50,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 10:48:50,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:50,645 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 10:48:50,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:50,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2018-12-09 10:48:50,751 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2018-12-09 10:48:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 10:48:50,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:50,777 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 10:48:50,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:50,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 354 transitions. [2018-12-09 10:48:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 354 transitions. [2018-12-09 10:48:50,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 10:48:50,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 10:48:51,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:51,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 329 states and 438 transitions. [2018-12-09 10:48:51,385 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 438 transitions. [2018-12-09 10:48:51,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 10:48:51,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:51,404 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 10:48:51,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:51,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 345 states and 458 transitions. [2018-12-09 10:48:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 458 transitions. [2018-12-09 10:48:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 10:48:51,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:51,561 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 10:48:51,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:51,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 347 states and 459 transitions. [2018-12-09 10:48:51,646 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 459 transitions. [2018-12-09 10:48:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 10:48:51,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:51,697 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:52,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:52,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 377 states and 497 transitions. [2018-12-09 10:48:52,153 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 497 transitions. [2018-12-09 10:48:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 10:48:52,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:52,217 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:52,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:52,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 407 states and 532 transitions. [2018-12-09 10:48:52,893 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 532 transitions. [2018-12-09 10:48:52,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 10:48:52,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:53,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:53,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 410 states and 535 transitions. [2018-12-09 10:48:53,028 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 535 transitions. [2018-12-09 10:48:53,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 10:48:53,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 423 states and 549 transitions. [2018-12-09 10:48:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 549 transitions. [2018-12-09 10:48:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 10:48:53,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:53,144 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:53,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:53,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 442 states and 571 transitions. [2018-12-09 10:48:53,348 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 571 transitions. [2018-12-09 10:48:53,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 10:48:53,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:53,374 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 10:48:53,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:53,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 446 states and 574 transitions. [2018-12-09 10:48:53,450 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 574 transitions. [2018-12-09 10:48:53,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 10:48:53,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:53,469 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 10:48:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:53,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 451 states and 578 transitions. [2018-12-09 10:48:53,498 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 578 transitions. [2018-12-09 10:48:53,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 10:48:53,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:53,615 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:48:53,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:53,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 453 states and 581 transitions. [2018-12-09 10:48:53,804 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 581 transitions. [2018-12-09 10:48:53,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 10:48:53,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:53,917 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:48:54,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:54,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 467 states and 596 transitions. [2018-12-09 10:48:54,222 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 596 transitions. [2018-12-09 10:48:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 10:48:54,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:54,250 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:54,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:54,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 471 states and 601 transitions. [2018-12-09 10:48:54,379 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 601 transitions. [2018-12-09 10:48:54,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 10:48:54,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:54,684 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:48:55,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:55,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 511 states and 652 transitions. [2018-12-09 10:48:55,644 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 652 transitions. [2018-12-09 10:48:55,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 10:48:55,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:55,669 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:55,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:55,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 530 states and 671 transitions. [2018-12-09 10:48:55,736 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 671 transitions. [2018-12-09 10:48:55,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 10:48:55,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:55,772 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:48:55,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:55,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 535 states and 676 transitions. [2018-12-09 10:48:55,876 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 676 transitions. [2018-12-09 10:48:55,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 10:48:55,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:55,898 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:55,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:55,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 537 states and 678 transitions. [2018-12-09 10:48:55,915 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 678 transitions. [2018-12-09 10:48:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 10:48:55,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:55,947 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:48:55,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:55,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 538 states and 679 transitions. [2018-12-09 10:48:55,957 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 679 transitions. [2018-12-09 10:48:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 10:48:55,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:56,006 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:48:56,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:56,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 557 states and 701 transitions. [2018-12-09 10:48:56,437 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 701 transitions. [2018-12-09 10:48:56,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 10:48:56,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:56,464 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:48:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:56,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 558 states and 702 transitions. [2018-12-09 10:48:56,483 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 702 transitions. [2018-12-09 10:48:56,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 10:48:56,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:48:56,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:56,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 575 states and 719 transitions. [2018-12-09 10:48:56,562 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 719 transitions. [2018-12-09 10:48:56,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 10:48:56,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:56,593 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:48:56,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:56,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 577 states and 720 transitions. [2018-12-09 10:48:56,745 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 720 transitions. [2018-12-09 10:48:56,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 10:48:56,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:56,788 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:48:57,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:57,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 592 states and 735 transitions. [2018-12-09 10:48:57,082 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 735 transitions. [2018-12-09 10:48:57,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 10:48:57,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-09 10:48:57,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:57,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 594 states and 736 transitions. [2018-12-09 10:48:57,201 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 736 transitions. [2018-12-09 10:48:57,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 10:48:57,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:57,300 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:48:57,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:57,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 596 states and 738 transitions. [2018-12-09 10:48:57,443 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 738 transitions. [2018-12-09 10:48:57,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-09 10:48:57,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:57,467 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-09 10:48:57,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:57,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 597 states and 739 transitions. [2018-12-09 10:48:57,483 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 739 transitions. [2018-12-09 10:48:57,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 10:48:57,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:57,507 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:48:57,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:57,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 601 states and 743 transitions. [2018-12-09 10:48:57,527 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 743 transitions. [2018-12-09 10:48:57,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 10:48:57,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:57,583 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-09 10:48:57,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:57,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 603 states and 745 transitions. [2018-12-09 10:48:57,640 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 745 transitions. [2018-12-09 10:48:57,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 10:48:57,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:57,670 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:48:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:57,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 629 states and 772 transitions. [2018-12-09 10:48:57,750 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 772 transitions. [2018-12-09 10:48:57,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 10:48:57,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:57,782 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:48:57,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:57,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 641 states and 787 transitions. [2018-12-09 10:48:57,966 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 787 transitions. [2018-12-09 10:48:57,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 10:48:57,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:58,215 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:48:59,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:59,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 664 states and 817 transitions. [2018-12-09 10:48:59,663 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 817 transitions. [2018-12-09 10:48:59,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 10:48:59,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:48:59,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:48:59,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 668 states and 822 transitions. [2018-12-09 10:48:59,771 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 822 transitions. [2018-12-09 10:48:59,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 10:48:59,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:48:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:48:59,837 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-09 10:49:00,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:00,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 680 states and 833 transitions. [2018-12-09 10:49:00,134 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 833 transitions. [2018-12-09 10:49:00,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 10:49:00,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:00,175 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:49:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:00,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 710 states and 862 transitions. [2018-12-09 10:49:00,526 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 862 transitions. [2018-12-09 10:49:00,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-09 10:49:00,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:00,567 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:49:00,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:00,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 735 states and 887 transitions. [2018-12-09 10:49:00,951 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 887 transitions. [2018-12-09 10:49:00,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 10:49:00,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:00,980 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 10:49:01,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:01,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 741 states and 892 transitions. [2018-12-09 10:49:01,011 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 892 transitions. [2018-12-09 10:49:01,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 10:49:01,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:01,035 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:49:01,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:01,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 773 states and 924 transitions. [2018-12-09 10:49:01,122 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 924 transitions. [2018-12-09 10:49:01,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 10:49:01,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:01,189 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 10:49:01,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:01,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 778 states and 930 transitions. [2018-12-09 10:49:01,287 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 930 transitions. [2018-12-09 10:49:01,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 10:49:01,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 10:49:01,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 779 states and 930 transitions. [2018-12-09 10:49:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 930 transitions. [2018-12-09 10:49:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 10:49:01,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:01,659 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:02,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:02,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 813 states and 968 transitions. [2018-12-09 10:49:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 968 transitions. [2018-12-09 10:49:02,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 10:49:02,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:02,471 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:02,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:02,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 815 states and 969 transitions. [2018-12-09 10:49:02,594 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 969 transitions. [2018-12-09 10:49:02,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 10:49:02,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:02,631 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 10:49:02,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:02,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 835 states and 990 transitions. [2018-12-09 10:49:02,826 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 990 transitions. [2018-12-09 10:49:02,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 10:49:02,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 10:49:03,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:03,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 838 states and 993 transitions. [2018-12-09 10:49:03,038 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 993 transitions. [2018-12-09 10:49:03,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 10:49:03,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:03,096 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 10:49:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:03,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 871 states and 1029 transitions. [2018-12-09 10:49:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1029 transitions. [2018-12-09 10:49:03,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 10:49:03,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:03,674 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 10:49:03,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:03,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 874 states and 1032 transitions. [2018-12-09 10:49:03,866 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1032 transitions. [2018-12-09 10:49:03,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 10:49:03,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:49:03,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:03,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 878 states and 1038 transitions. [2018-12-09 10:49:03,988 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1038 transitions. [2018-12-09 10:49:03,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 10:49:03,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:04,029 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:49:04,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:04,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 895 states and 1054 transitions. [2018-12-09 10:49:04,094 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1054 transitions. [2018-12-09 10:49:04,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-09 10:49:04,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:49:04,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:04,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 933 states and 1094 transitions. [2018-12-09 10:49:04,279 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1094 transitions. [2018-12-09 10:49:04,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-09 10:49:04,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 10:49:04,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:04,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 936 states and 1096 transitions. [2018-12-09 10:49:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1096 transitions. [2018-12-09 10:49:04,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 10:49:04,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:04,963 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:08,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:08,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1057 states and 1236 transitions. [2018-12-09 10:49:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1236 transitions. [2018-12-09 10:49:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 10:49:08,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:08,612 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:08,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:08,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1061 states and 1240 transitions. [2018-12-09 10:49:08,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1240 transitions. [2018-12-09 10:49:08,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 10:49:08,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:09,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:09,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1066 states and 1244 transitions. [2018-12-09 10:49:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1244 transitions. [2018-12-09 10:49:09,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-09 10:49:09,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 10:49:09,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:09,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1145 states and 1327 transitions. [2018-12-09 10:49:09,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1327 transitions. [2018-12-09 10:49:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-09 10:49:09,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:09,978 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:11,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:11,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1188 states and 1375 transitions. [2018-12-09 10:49:11,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1375 transitions. [2018-12-09 10:49:11,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-09 10:49:11,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:11,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:11,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1192 states and 1378 transitions. [2018-12-09 10:49:11,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1378 transitions. [2018-12-09 10:49:11,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-09 10:49:11,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:11,733 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 10:49:12,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:12,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1203 states and 1393 transitions. [2018-12-09 10:49:12,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1393 transitions. [2018-12-09 10:49:12,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-09 10:49:12,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:12,310 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 10:49:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:12,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1230 states and 1420 transitions. [2018-12-09 10:49:12,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1420 transitions. [2018-12-09 10:49:12,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 10:49:12,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:12,974 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:16,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:16,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1367 states and 1585 transitions. [2018-12-09 10:49:16,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1585 transitions. [2018-12-09 10:49:16,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 10:49:16,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:17,022 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:19,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:19,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1377 states and 1596 transitions. [2018-12-09 10:49:19,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1596 transitions. [2018-12-09 10:49:19,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 10:49:19,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:19,243 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:20,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:20,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1401 states and 1621 transitions. [2018-12-09 10:49:20,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1621 transitions. [2018-12-09 10:49:20,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 10:49:20,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:20,964 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:21,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:21,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1406 states and 1625 transitions. [2018-12-09 10:49:21,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1625 transitions. [2018-12-09 10:49:21,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 10:49:21,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:22,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:22,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1416 states and 1637 transitions. [2018-12-09 10:49:22,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1637 transitions. [2018-12-09 10:49:22,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 10:49:22,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:22,146 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:22,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:22,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1421 states and 1642 transitions. [2018-12-09 10:49:22,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1642 transitions. [2018-12-09 10:49:22,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 10:49:22,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:22,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:23,082 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:49:23,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:23,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1425 states and 1645 transitions. [2018-12-09 10:49:23,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1645 transitions. [2018-12-09 10:49:23,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 10:49:23,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:23,459 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 10:49:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:23,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1428 states and 1647 transitions. [2018-12-09 10:49:23,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1647 transitions. [2018-12-09 10:49:23,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 10:49:23,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:23,643 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 10:49:24,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:24,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1452 states and 1671 transitions. [2018-12-09 10:49:24,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1671 transitions. [2018-12-09 10:49:24,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 10:49:24,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:24,645 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 10:49:24,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1456 states and 1674 transitions. [2018-12-09 10:49:24,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1674 transitions. [2018-12-09 10:49:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-09 10:49:24,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:25,087 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 10:49:28,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:28,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1496 states and 1724 transitions. [2018-12-09 10:49:28,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1724 transitions. [2018-12-09 10:49:28,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-09 10:49:28,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:28,957 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 10:49:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:32,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1523 states and 1757 transitions. [2018-12-09 10:49:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1757 transitions. [2018-12-09 10:49:32,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-09 10:49:32,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:32,346 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 10:49:32,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:32,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1528 states and 1763 transitions. [2018-12-09 10:49:32,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1763 transitions. [2018-12-09 10:49:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-09 10:49:32,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:32,657 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 10:49:32,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:32,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1532 states and 1766 transitions. [2018-12-09 10:49:32,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1766 transitions. [2018-12-09 10:49:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-12-09 10:49:32,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 10:49:33,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:33,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1542 states and 1775 transitions. [2018-12-09 10:49:33,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1775 transitions. [2018-12-09 10:49:33,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 10:49:33,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:33,829 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 199 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-12-09 10:49:34,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:34,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1621 states and 1861 transitions. [2018-12-09 10:49:34,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1861 transitions. [2018-12-09 10:49:34,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-09 10:49:34,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 209 proven. 43 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-09 10:49:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1830 states and 2120 transitions. [2018-12-09 10:49:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2120 transitions. [2018-12-09 10:49:51,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 10:49:51,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:51,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:51,642 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 10:49:54,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:54,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1901 states and 2200 transitions. [2018-12-09 10:49:54,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2200 transitions. [2018-12-09 10:49:54,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-09 10:49:54,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:54,173 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 358 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 10:49:54,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:54,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1939 states and 2239 transitions. [2018-12-09 10:49:54,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 2239 transitions. [2018-12-09 10:49:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 10:49:54,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:49:55,382 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 10:49:59,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:49:59,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 2035 states and 2347 transitions. [2018-12-09 10:49:59,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2347 transitions. [2018-12-09 10:49:59,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 10:49:59,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:49:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:50:00,219 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 450 proven. 53 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-09 10:50:10,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:50:10,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2118 states and 2464 transitions. [2018-12-09 10:50:10,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2464 transitions. [2018-12-09 10:50:10,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-09 10:50:10,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:50:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:50:10,103 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2018-12-09 10:50:10,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:50:10,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 2122 states and 2469 transitions. [2018-12-09 10:50:10,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2469 transitions. [2018-12-09 10:50:10,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 10:50:10,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:50:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:50:11,097 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 74 proven. 401 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-09 10:51:00,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:51:00,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2355 states and 2730 transitions. [2018-12-09 10:51:00,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 2730 transitions. [2018-12-09 10:51:00,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 10:51:00,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:51:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:51:00,453 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 74 proven. 401 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-09 10:51:51,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:51:51,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2420 states and 2812 transitions. [2018-12-09 10:51:51,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 2812 transitions. [2018-12-09 10:51:51,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-12-09 10:51:51,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:51:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:51:52,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 149 proven. 604 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-09 10:52:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:52:41,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 2424 states and 2816 transitions. [2018-12-09 10:52:41,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 2816 transitions. [2018-12-09 10:52:41,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-12-09 10:52:41,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:52:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:52:41,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 149 proven. 604 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-09 10:53:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:53:31,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2492 states and 2897 transitions. [2018-12-09 10:53:31,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 2897 transitions. [2018-12-09 10:53:31,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-12-09 10:53:31,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:53:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:53:32,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 149 proven. 604 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-12-09 10:54:22,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:54:22,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2325 states and 2723 transitions. [2018-12-09 10:54:22,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 2723 transitions. [2018-12-09 10:54:22,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 10:54:22,854 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 95 iterations. [2018-12-09 10:54:22,864 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 10:54:22,986 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 27 [2018-12-09 10:54:24,520 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 26 [2018-12-09 10:54:24,623 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 26 [2018-12-09 10:54:24,819 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2018-12-09 10:54:25,287 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2018-12-09 10:54:26,469 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 27 [2018-12-09 10:54:28,148 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 26 [2018-12-09 10:54:28,269 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 27 [2018-12-09 10:54:28,619 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 24 [2018-12-09 10:54:28,989 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 27 [2018-12-09 10:54:29,186 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 10:54:29,188 INFO L583 CodeCheckObserver]: Invariant with dag size 25 [2018-12-09 10:54:29,193 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-09 10:54:29,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 10:54:29 ImpRootNode [2018-12-09 10:54:29,193 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 10:54:29,194 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 10:54:29,194 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 10:54:29,194 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 10:54:29,194 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:48:48" (3/4) ... [2018-12-09 10:54:29,196 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 10:54:29,209 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-09 10:54:29,210 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 10:54:29,211 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 10:54:29,212 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 10:54:29,289 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5e2391e4-ae32-4e44-8efa-c344a9db2771/bin-2019/ukojak/witness.graphml [2018-12-09 10:54:29,289 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 10:54:29,289 INFO L168 Benchmark]: Toolchain (without parser) took 342046.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 945.3 MB in the beginning and 1.0 GB in the end (delta: -59.1 MB). Peak memory consumption was 99.8 MB. Max. memory is 11.5 GB. [2018-12-09 10:54:29,290 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:54:29,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -160.5 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-09 10:54:29,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 10:54:29,291 INFO L168 Benchmark]: Boogie Preprocessor took 28.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 10:54:29,291 INFO L168 Benchmark]: RCFGBuilder took 1044.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 874.7 MB in the end (delta: 220.3 MB). Peak memory consumption was 220.3 MB. Max. memory is 11.5 GB. [2018-12-09 10:54:29,291 INFO L168 Benchmark]: CodeCheck took 340536.92 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 41.4 MB). Free memory was 874.7 MB in the beginning and 1.0 GB in the end (delta: -150.3 MB). Peak memory consumption was 235.0 MB. Max. memory is 11.5 GB. [2018-12-09 10:54:29,292 INFO L168 Benchmark]: Witness Printer took 95.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-12-09 10:54:29,293 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 1 procedures, 227 locations, 1 error locations. SAFE Result, 334.1s OverallTime, 95 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1879473536 SDtfs, 598134470 SDslu, -1205132256 SDs, 0 SdLazy, 1688736878 SolverSat, -1561887364 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 232.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124168 GetRequests, 119042 SyntacticMatches, 4152 SemanticMatches, 974 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2330828 ImplicationChecksByTransitivity, 315.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 18855 NumberOfCodeBlocks, 18855 NumberOfCodeBlocksAsserted, 94 NumberOfCheckSat, 18761 ConstructedInterpolants, 0 QuantifiedInterpolants, 24016378 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 94 InterpolantComputations, 65 PerfectInterpolantSequences, 17330/21230 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: 550]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((a17 == 8 || !(a11 == 1) || !(a28 == 10)) || (!(a17 == 7) && a21 == 1)) || !(a25 == 1)) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((!(a11 == 1) || !(a28 == 10)) || a17 == 8) || !(a25 == 1)) || (!(a17 == 7) && a21 == 1)) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 301.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -160.5 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1044.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 874.7 MB in the end (delta: 220.3 MB). Peak memory consumption was 220.3 MB. Max. memory is 11.5 GB. * CodeCheck took 340536.92 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 41.4 MB). Free memory was 874.7 MB in the beginning and 1.0 GB in the end (delta: -150.3 MB). Peak memory consumption was 235.0 MB. Max. memory is 11.5 GB. * Witness Printer took 95.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...