./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.p+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.p+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/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 d63a23585cedb87d2d2ae4c59168b108a64280e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 04:56:07,265 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:56:07,266 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:56:07,274 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:56:07,274 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:56:07,275 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:56:07,276 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:56:07,277 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:56:07,278 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:56:07,279 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:56:07,279 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:56:07,279 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:56:07,280 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:56:07,281 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:56:07,282 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:56:07,282 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:56:07,283 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:56:07,284 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:56:07,285 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:56:07,287 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:56:07,287 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:56:07,288 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:56:07,290 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:56:07,290 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:56:07,290 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:56:07,291 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:56:07,291 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:56:07,292 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:56:07,292 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:56:07,293 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:56:07,293 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:56:07,294 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:56:07,294 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:56:07,294 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:56:07,295 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:56:07,295 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:56:07,296 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 04:56:07,305 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:56:07,305 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:56:07,306 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:56:07,306 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 04:56:07,306 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 04:56:07,307 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 04:56:07,307 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:56:07,307 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:56:07,307 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:56:07,307 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:56:07,307 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:56:07,308 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:56:07,308 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:56:07,308 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:56:07,308 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:56:07,308 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:56:07,308 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:56:07,309 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:56:07,309 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 04:56:07,309 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 04:56:07,309 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:56:07,309 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:56:07,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 04:56:07,309 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:56:07,310 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:56:07,310 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:56:07,310 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 04:56:07,310 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:56:07,310 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:56:07,310 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_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/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 -> d63a23585cedb87d2d2ae4c59168b108a64280e1 [2018-11-23 04:56:07,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:56:07,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:56:07,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:56:07,346 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:56:07,346 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:56:07,346 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.p+lhb-reducer.c [2018-11-23 04:56:07,381 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/data/7f72123e6/a1327bf9c06a413f864c04dc8f6715cf/FLAG72a02a9b0 [2018-11-23 04:56:07,801 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:56:07,801 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/sv-benchmarks/c/loop-invgen/apache-get-tag_true-unreach-call.i.p+lhb-reducer.c [2018-11-23 04:56:07,809 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/data/7f72123e6/a1327bf9c06a413f864c04dc8f6715cf/FLAG72a02a9b0 [2018-11-23 04:56:07,821 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/data/7f72123e6/a1327bf9c06a413f864c04dc8f6715cf [2018-11-23 04:56:07,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:56:07,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:56:07,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:56:07,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:56:07,826 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:56:07,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:56:07" (1/1) ... [2018-11-23 04:56:07,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c8d80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:07, skipping insertion in model container [2018-11-23 04:56:07,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:56:07" (1/1) ... [2018-11-23 04:56:07,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:56:07,865 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:56:08,025 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:56:08,027 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:56:08,070 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:56:08,079 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:56:08,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08 WrapperNode [2018-11-23 04:56:08,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:56:08,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:56:08,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:56:08,080 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:56:08,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08" (1/1) ... [2018-11-23 04:56:08,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08" (1/1) ... [2018-11-23 04:56:08,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:56:08,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:56:08,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:56:08,156 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:56:08,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08" (1/1) ... [2018-11-23 04:56:08,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08" (1/1) ... [2018-11-23 04:56:08,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08" (1/1) ... [2018-11-23 04:56:08,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08" (1/1) ... [2018-11-23 04:56:08,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08" (1/1) ... [2018-11-23 04:56:08,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08" (1/1) ... [2018-11-23 04:56:08,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08" (1/1) ... [2018-11-23 04:56:08,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:56:08,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:56:08,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:56:08,178 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:56:08,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 04:56:08,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:56:08,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:56:08,720 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:56:08,721 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 04:56:08,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:56:08 BoogieIcfgContainer [2018-11-23 04:56:08,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:56:08,721 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 04:56:08,721 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 04:56:08,728 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 04:56:08,728 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:56:08" (1/1) ... [2018-11-23 04:56:08,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:56:08,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:08,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 118 states and 195 transitions. [2018-11-23 04:56:08,763 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2018-11-23 04:56:08,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-23 04:56:08,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:08,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:08,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 120 states and 205 transitions. [2018-11-23 04:56:08,930 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 205 transitions. [2018-11-23 04:56:08,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 04:56:08,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:08,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:09,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 121 states and 205 transitions. [2018-11-23 04:56:09,115 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2018-11-23 04:56:09,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 04:56:09,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:09,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:09,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 118 states and 199 transitions. [2018-11-23 04:56:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 199 transitions. [2018-11-23 04:56:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 04:56:09,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:09,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:09,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:09,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 121 states and 211 transitions. [2018-11-23 04:56:09,398 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 211 transitions. [2018-11-23 04:56:09,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 04:56:09,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:09,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:09,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:09,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 119 states and 208 transitions. [2018-11-23 04:56:09,552 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 208 transitions. [2018-11-23 04:56:09,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 04:56:09,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:09,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:09,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:09,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 122 states and 212 transitions. [2018-11-23 04:56:09,621 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 212 transitions. [2018-11-23 04:56:09,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 04:56:09,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:09,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 124 states and 214 transitions. [2018-11-23 04:56:09,695 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 214 transitions. [2018-11-23 04:56:09,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 04:56:09,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:10,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:10,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 130 states and 231 transitions. [2018-11-23 04:56:10,325 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 231 transitions. [2018-11-23 04:56:10,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 04:56:10,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:10,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:10,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 132 states and 233 transitions. [2018-11-23 04:56:10,405 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 233 transitions. [2018-11-23 04:56:10,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 04:56:10,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:10,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:10,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 135 states and 236 transitions. [2018-11-23 04:56:10,591 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 236 transitions. [2018-11-23 04:56:10,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 04:56:10,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:10,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:10,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 135 states and 235 transitions. [2018-11-23 04:56:10,722 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 235 transitions. [2018-11-23 04:56:10,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 04:56:10,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:10,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:10,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:10,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 135 states and 234 transitions. [2018-11-23 04:56:10,817 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 234 transitions. [2018-11-23 04:56:10,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 04:56:10,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:11,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:11,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 138 states and 237 transitions. [2018-11-23 04:56:11,026 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 237 transitions. [2018-11-23 04:56:11,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 04:56:11,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:11,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:11,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:11,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2018-11-23 04:56:11,430 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2018-11-23 04:56:11,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 04:56:11,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:11,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:11,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:11,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 134 states and 230 transitions. [2018-11-23 04:56:11,661 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 230 transitions. [2018-11-23 04:56:11,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 04:56:11,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:11,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:12,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:12,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 134 states and 229 transitions. [2018-11-23 04:56:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 229 transitions. [2018-11-23 04:56:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 04:56:12,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:12,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:12,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:12,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 137 states and 232 transitions. [2018-11-23 04:56:12,751 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 232 transitions. [2018-11-23 04:56:12,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 04:56:12,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:12,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:13,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:13,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 137 states and 231 transitions. [2018-11-23 04:56:13,132 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 231 transitions. [2018-11-23 04:56:13,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 04:56:13,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:13,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:13,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 137 states and 230 transitions. [2018-11-23 04:56:13,244 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 230 transitions. [2018-11-23 04:56:13,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 04:56:13,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:13,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:13,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:13,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 137 states and 229 transitions. [2018-11-23 04:56:13,396 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 229 transitions. [2018-11-23 04:56:13,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 04:56:13,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:13,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:13,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:13,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 140 states and 233 transitions. [2018-11-23 04:56:13,850 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 233 transitions. [2018-11-23 04:56:13,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 04:56:13,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:13,861 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:13,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:13,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 139 states and 231 transitions. [2018-11-23 04:56:13,876 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 231 transitions. [2018-11-23 04:56:13,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 04:56:13,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:13,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:14,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 139 states and 230 transitions. [2018-11-23 04:56:14,421 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 230 transitions. [2018-11-23 04:56:14,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 04:56:14,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:14,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:14,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:14,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 139 states and 229 transitions. [2018-11-23 04:56:14,538 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 229 transitions. [2018-11-23 04:56:14,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 04:56:14,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:14,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:14,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:14,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 139 states and 228 transitions. [2018-11-23 04:56:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 228 transitions. [2018-11-23 04:56:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 04:56:14,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:14,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:15,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 139 states and 227 transitions. [2018-11-23 04:56:15,164 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 227 transitions. [2018-11-23 04:56:15,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 04:56:15,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:15,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:15,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 139 states and 226 transitions. [2018-11-23 04:56:15,283 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 226 transitions. [2018-11-23 04:56:15,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 04:56:15,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:15,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:15,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 139 states and 225 transitions. [2018-11-23 04:56:15,467 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 225 transitions. [2018-11-23 04:56:15,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 04:56:15,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:15,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:15,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:15,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 139 states and 224 transitions. [2018-11-23 04:56:15,959 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 224 transitions. [2018-11-23 04:56:15,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 04:56:15,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:16,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 139 states and 223 transitions. [2018-11-23 04:56:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 223 transitions. [2018-11-23 04:56:16,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 04:56:16,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:16,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:16,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:16,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 139 states and 222 transitions. [2018-11-23 04:56:16,235 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 222 transitions. [2018-11-23 04:56:16,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 04:56:16,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:16,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:16,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:16,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 139 states and 221 transitions. [2018-11-23 04:56:16,801 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 221 transitions. [2018-11-23 04:56:16,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:56:16,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:16,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 139 states and 220 transitions. [2018-11-23 04:56:16,959 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 220 transitions. [2018-11-23 04:56:16,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 04:56:16,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:16,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:17,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:17,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:17,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 139 states and 219 transitions. [2018-11-23 04:56:17,138 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 219 transitions. [2018-11-23 04:56:17,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 04:56:17,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:17,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:17,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 139 states and 218 transitions. [2018-11-23 04:56:17,694 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 218 transitions. [2018-11-23 04:56:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 04:56:17,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:17,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:17,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:17,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 139 states and 217 transitions. [2018-11-23 04:56:17,856 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 217 transitions. [2018-11-23 04:56:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 04:56:17,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:17,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:18,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:18,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 139 states and 216 transitions. [2018-11-23 04:56:18,062 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 216 transitions. [2018-11-23 04:56:18,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 04:56:18,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:18,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:18,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:18,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 139 states and 215 transitions. [2018-11-23 04:56:18,637 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 215 transitions. [2018-11-23 04:56:18,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 04:56:18,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:18,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:18,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:18,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 139 states and 214 transitions. [2018-11-23 04:56:18,820 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 214 transitions. [2018-11-23 04:56:18,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 04:56:18,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:18,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:19,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 141 states and 218 transitions. [2018-11-23 04:56:19,020 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 218 transitions. [2018-11-23 04:56:19,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 04:56:19,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:19,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:19,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:19,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 143 states and 220 transitions. [2018-11-23 04:56:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 220 transitions. [2018-11-23 04:56:19,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 04:56:19,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:19,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:19,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:19,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 144 states and 220 transitions. [2018-11-23 04:56:19,344 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 220 transitions. [2018-11-23 04:56:19,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 04:56:19,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:19,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:20,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:20,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 149 states and 226 transitions. [2018-11-23 04:56:20,314 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 226 transitions. [2018-11-23 04:56:20,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 04:56:20,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:20,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:20,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:20,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 151 states and 227 transitions. [2018-11-23 04:56:20,678 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 227 transitions. [2018-11-23 04:56:20,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 04:56:20,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:20,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:21,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:21,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 151 states and 226 transitions. [2018-11-23 04:56:21,377 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2018-11-23 04:56:21,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 04:56:21,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:21,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:22,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 128 states and 193 transitions. [2018-11-23 04:56:22,007 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 193 transitions. [2018-11-23 04:56:22,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 04:56:22,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:22,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:22,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 115 states and 175 transitions. [2018-11-23 04:56:22,709 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 175 transitions. [2018-11-23 04:56:22,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 04:56:22,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:22,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:23,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 104 states and 164 transitions. [2018-11-23 04:56:23,409 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 164 transitions. [2018-11-23 04:56:23,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 04:56:23,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:56:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:56:23,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:56:24,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:56:24,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 86 states and 145 transitions. [2018-11-23 04:56:24,097 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 145 transitions. [2018-11-23 04:56:24,097 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 04:56:24,097 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 50 iterations. [2018-11-23 04:56:24,104 INFO L775 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2018-11-23 04:56:24,263 INFO L579 CodeCheckObserver]: Invariant with dag size 6 [2018-11-23 04:56:24,269 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-23 04:56:24,270 INFO L579 CodeCheckObserver]: Invariant with dag size 6 [2018-11-23 04:56:24,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:56:24,270 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:56:24,270 INFO L579 CodeCheckObserver]: Invariant with dag size 6 [2018-11-23 04:56:24,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 04:56:24 ImpRootNode [2018-11-23 04:56:24,271 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 04:56:24,272 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 04:56:24,272 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 04:56:24,273 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 04:56:24,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:56:08" (3/4) ... [2018-11-23 04:56:24,277 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 04:56:24,288 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 04:56:24,288 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 04:56:24,382 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_aa74f3df-8dc8-4956-a5bb-575d0079b3d7/bin-2019/ukojak/witness.graphml [2018-11-23 04:56:24,382 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 04:56:24,382 INFO L168 Benchmark]: Toolchain (without parser) took 16559.07 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 405.8 MB). Free memory was 959.1 MB in the beginning and 1.4 GB in the end (delta: -404.2 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2018-11-23 04:56:24,384 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:56:24,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.15 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 937.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-23 04:56:24,384 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 937.7 MB in the beginning and 1.1 GB in the end (delta: -184.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-23 04:56:24,385 INFO L168 Benchmark]: Boogie Preprocessor took 21.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:56:24,385 INFO L168 Benchmark]: RCFGBuilder took 543.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. [2018-11-23 04:56:24,385 INFO L168 Benchmark]: CodeCheck took 15549.68 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 277.9 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -312.3 MB). Peak memory consumption was 463.0 MB. Max. memory is 11.5 GB. [2018-11-23 04:56:24,385 INFO L168 Benchmark]: Witness Printer took 109.52 ms. Allocated memory is still 1.4 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. [2018-11-23 04:56:24,387 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, 120 locations, 16 error locations. SAFE Result, 15.3s OverallTime, 50 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1764002880 SDtfs, 1572266400 SDslu, -1073739264 SDs, 0 SdLazy, 1955737992 SolverSat, -997046768 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11234 GetRequests, 10700 SyntacticMatches, 220 SemanticMatches, 314 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40046 ImplicationChecksByTransitivity, 13.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 1291 NumberOfCodeBlocks, 1291 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 1242 ConstructedInterpolants, 0 QuantifiedInterpolants, 71479 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 46 PerfectInterpolantSequences, 10/14 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: 878]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 214]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 31]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 914]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 152]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 180]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 264]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 890]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 100]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 252]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 43]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 202]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 926]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 112]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 168]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 1 <= main__t - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (main__t <= main__tagbuf_len && !(main__tagbuf_len == main__t)) && 1 <= main__t - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 0 <= main__t - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 1 <= main__t * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 255.15 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 937.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 937.7 MB in the beginning and 1.1 GB in the end (delta: -184.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 543.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. * CodeCheck took 15549.68 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 277.9 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -312.3 MB). Peak memory consumption was 463.0 MB. Max. memory is 11.5 GB. * Witness Printer took 109.52 ms. Allocated memory is still 1.4 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...