./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label58.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label58.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc3f4f83dc0f9722fad67bdaf812b1845d8e1022 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 17:37:30,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:37:30,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:37:30,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:37:30,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:37:30,066 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:37:30,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:37:30,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:37:30,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:37:30,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:37:30,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:37:30,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:37:30,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:37:30,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:37:30,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:37:30,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:37:30,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:37:30,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:37:30,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:37:30,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:37:30,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:37:30,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:37:30,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:37:30,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:37:30,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:37:30,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:37:30,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:37:30,083 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:37:30,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:37:30,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:37:30,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:37:30,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:37:30,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:37:30,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:37:30,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:37:30,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:37:30,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:37:30,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:37:30,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:37:30,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:37:30,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:37:30,090 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 17:37:30,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:37:30,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:37:30,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:37:30,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:37:30,104 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:37:30,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:37:30,104 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:37:30,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:37:30,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:37:30,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:37:30,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:37:30,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:37:30,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:37:30,105 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:37:30,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:37:30,106 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:37:30,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:37:30,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:37:30,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:37:30,106 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:37:30,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:37:30,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:37:30,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:37:30,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:37:30,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:37:30,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:37:30,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:37:30,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:37:30,108 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:37:30,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc3f4f83dc0f9722fad67bdaf812b1845d8e1022 [2019-12-07 17:37:30,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:37:30,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:37:30,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:37:30,228 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:37:30,228 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:37:30,229 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem03_label58.c [2019-12-07 17:37:30,267 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/data/d2c7b9655/86572705420f4d1e855f725329860a04/FLAG8a13e0b07 [2019-12-07 17:37:30,779 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:37:30,779 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/sv-benchmarks/c/eca-rers2012/Problem03_label58.c [2019-12-07 17:37:30,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/data/d2c7b9655/86572705420f4d1e855f725329860a04/FLAG8a13e0b07 [2019-12-07 17:37:31,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/data/d2c7b9655/86572705420f4d1e855f725329860a04 [2019-12-07 17:37:31,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:37:31,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:37:31,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:37:31,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:37:31,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:37:31,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4562956c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31, skipping insertion in model container [2019-12-07 17:37:31,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:37:31,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:37:31,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:37:31,699 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:37:31,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:37:31,851 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:37:31,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31 WrapperNode [2019-12-07 17:37:31,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:37:31,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:37:31,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:37:31,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:37:31,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:37:31,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:37:31,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:37:31,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:37:31,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (1/1) ... [2019-12-07 17:37:31,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:37:31,997 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:37:31,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:37:31,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:37:31,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:37:32,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:37:32,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:37:33,225 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:37:33,225 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 17:37:33,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:37:33 BoogieIcfgContainer [2019-12-07 17:37:33,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:37:33,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:37:33,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:37:33,229 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:37:33,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:37:31" (1/3) ... [2019-12-07 17:37:33,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f853721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:37:33, skipping insertion in model container [2019-12-07 17:37:33,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:37:31" (2/3) ... [2019-12-07 17:37:33,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f853721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:37:33, skipping insertion in model container [2019-12-07 17:37:33,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:37:33" (3/3) ... [2019-12-07 17:37:33,231 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem03_label58.c [2019-12-07 17:37:33,237 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:37:33,242 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 17:37:33,250 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 17:37:33,268 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:37:33,268 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:37:33,268 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:37:33,268 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:37:33,268 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:37:33,269 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:37:33,269 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:37:33,269 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:37:33,285 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2019-12-07 17:37:33,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-07 17:37:33,295 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:33,296 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:33,296 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:33,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:33,300 INFO L82 PathProgramCache]: Analyzing trace with hash -415972030, now seen corresponding path program 1 times [2019-12-07 17:37:33,306 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:33,306 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717998514] [2019-12-07 17:37:33,306 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:33,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:37:33,632 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717998514] [2019-12-07 17:37:33,632 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:33,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:37:33,634 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781091321] [2019-12-07 17:37:33,637 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:37:33,637 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:33,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:37:33,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:33,648 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 3 states. [2019-12-07 17:37:34,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:34,599 INFO L93 Difference]: Finished difference Result 829 states and 1478 transitions. [2019-12-07 17:37:34,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:34,600 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-12-07 17:37:34,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:34,613 INFO L225 Difference]: With dead ends: 829 [2019-12-07 17:37:34,613 INFO L226 Difference]: Without dead ends: 463 [2019-12-07 17:37:34,618 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:34,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2019-12-07 17:37:34,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 449. [2019-12-07 17:37:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2019-12-07 17:37:34,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 725 transitions. [2019-12-07 17:37:34,665 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 725 transitions. Word has length 160 [2019-12-07 17:37:34,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:34,666 INFO L462 AbstractCegarLoop]: Abstraction has 449 states and 725 transitions. [2019-12-07 17:37:34,666 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:37:34,666 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 725 transitions. [2019-12-07 17:37:34,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-12-07 17:37:34,670 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:34,670 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:34,670 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:34,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:34,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1978469906, now seen corresponding path program 1 times [2019-12-07 17:37:34,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:34,671 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280083663] [2019-12-07 17:37:34,671 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:37:34,741 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280083663] [2019-12-07 17:37:34,741 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:34,742 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:37:34,742 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199377784] [2019-12-07 17:37:34,743 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:37:34,743 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:34,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:37:34,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:37:34,743 INFO L87 Difference]: Start difference. First operand 449 states and 725 transitions. Second operand 4 states. [2019-12-07 17:37:35,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:35,836 INFO L93 Difference]: Finished difference Result 1735 states and 2827 transitions. [2019-12-07 17:37:35,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:37:35,837 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 165 [2019-12-07 17:37:35,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:35,843 INFO L225 Difference]: With dead ends: 1735 [2019-12-07 17:37:35,844 INFO L226 Difference]: Without dead ends: 1288 [2019-12-07 17:37:35,845 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:37:35,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2019-12-07 17:37:35,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 859. [2019-12-07 17:37:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2019-12-07 17:37:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1315 transitions. [2019-12-07 17:37:35,875 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1315 transitions. Word has length 165 [2019-12-07 17:37:35,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:35,875 INFO L462 AbstractCegarLoop]: Abstraction has 859 states and 1315 transitions. [2019-12-07 17:37:35,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:37:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1315 transitions. [2019-12-07 17:37:35,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-07 17:37:35,879 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:35,880 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:35,880 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:35,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:35,880 INFO L82 PathProgramCache]: Analyzing trace with hash 939548030, now seen corresponding path program 1 times [2019-12-07 17:37:35,880 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:35,880 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145345226] [2019-12-07 17:37:35,880 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:35,934 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:37:35,934 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145345226] [2019-12-07 17:37:35,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:35,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:37:35,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97694016] [2019-12-07 17:37:35,935 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:37:35,935 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:35,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:37:35,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:35,936 INFO L87 Difference]: Start difference. First operand 859 states and 1315 transitions. Second operand 3 states. [2019-12-07 17:37:36,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:36,265 INFO L93 Difference]: Finished difference Result 1695 states and 2599 transitions. [2019-12-07 17:37:36,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:36,265 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2019-12-07 17:37:36,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:36,269 INFO L225 Difference]: With dead ends: 1695 [2019-12-07 17:37:36,270 INFO L226 Difference]: Without dead ends: 838 [2019-12-07 17:37:36,271 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:36,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2019-12-07 17:37:36,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 838. [2019-12-07 17:37:36,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-12-07 17:37:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1236 transitions. [2019-12-07 17:37:36,285 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1236 transitions. Word has length 173 [2019-12-07 17:37:36,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:36,286 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 1236 transitions. [2019-12-07 17:37:36,286 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:37:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1236 transitions. [2019-12-07 17:37:36,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-12-07 17:37:36,288 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:36,288 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:36,288 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:36,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:36,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1519707828, now seen corresponding path program 1 times [2019-12-07 17:37:36,289 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:36,289 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595910286] [2019-12-07 17:37:36,289 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:36,352 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 17:37:36,352 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595910286] [2019-12-07 17:37:36,353 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:36,353 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:37:36,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576324328] [2019-12-07 17:37:36,353 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:37:36,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:36,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:37:36,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:37:36,354 INFO L87 Difference]: Start difference. First operand 838 states and 1236 transitions. Second operand 4 states. [2019-12-07 17:37:37,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:37,341 INFO L93 Difference]: Finished difference Result 3313 states and 4894 transitions. [2019-12-07 17:37:37,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 17:37:37,341 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 174 [2019-12-07 17:37:37,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:37,350 INFO L225 Difference]: With dead ends: 3313 [2019-12-07 17:37:37,350 INFO L226 Difference]: Without dead ends: 2477 [2019-12-07 17:37:37,352 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:37:37,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2477 states. [2019-12-07 17:37:37,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2477 to 1655. [2019-12-07 17:37:37,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1655 states. [2019-12-07 17:37:37,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 2337 transitions. [2019-12-07 17:37:37,380 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 2337 transitions. Word has length 174 [2019-12-07 17:37:37,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:37,380 INFO L462 AbstractCegarLoop]: Abstraction has 1655 states and 2337 transitions. [2019-12-07 17:37:37,380 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:37:37,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2337 transitions. [2019-12-07 17:37:37,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-07 17:37:37,383 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:37,383 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:37,383 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:37,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:37,383 INFO L82 PathProgramCache]: Analyzing trace with hash -774618925, now seen corresponding path program 1 times [2019-12-07 17:37:37,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:37,384 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894519474] [2019-12-07 17:37:37,384 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:37,427 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-07 17:37:37,427 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894519474] [2019-12-07 17:37:37,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:37,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:37:37,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874895366] [2019-12-07 17:37:37,428 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:37:37,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:37,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:37:37,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:37,429 INFO L87 Difference]: Start difference. First operand 1655 states and 2337 transitions. Second operand 3 states. [2019-12-07 17:37:38,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:38,031 INFO L93 Difference]: Finished difference Result 4133 states and 5815 transitions. [2019-12-07 17:37:38,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:38,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 177 [2019-12-07 17:37:38,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:38,043 INFO L225 Difference]: With dead ends: 4133 [2019-12-07 17:37:38,043 INFO L226 Difference]: Without dead ends: 2480 [2019-12-07 17:37:38,046 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:38,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2480 states. [2019-12-07 17:37:38,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2480 to 2479. [2019-12-07 17:37:38,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2479 states. [2019-12-07 17:37:38,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2479 states and 3454 transitions. [2019-12-07 17:37:38,090 INFO L78 Accepts]: Start accepts. Automaton has 2479 states and 3454 transitions. Word has length 177 [2019-12-07 17:37:38,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:38,091 INFO L462 AbstractCegarLoop]: Abstraction has 2479 states and 3454 transitions. [2019-12-07 17:37:38,091 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:37:38,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 3454 transitions. [2019-12-07 17:37:38,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-12-07 17:37:38,094 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:38,094 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:38,095 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:38,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:38,095 INFO L82 PathProgramCache]: Analyzing trace with hash 686334728, now seen corresponding path program 1 times [2019-12-07 17:37:38,095 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:38,095 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833247172] [2019-12-07 17:37:38,095 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:38,150 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-07 17:37:38,150 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833247172] [2019-12-07 17:37:38,150 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:38,151 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:37:38,151 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568895371] [2019-12-07 17:37:38,151 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:37:38,151 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:38,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:37:38,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:38,152 INFO L87 Difference]: Start difference. First operand 2479 states and 3454 transitions. Second operand 3 states. [2019-12-07 17:37:38,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:38,448 INFO L93 Difference]: Finished difference Result 7424 states and 10346 transitions. [2019-12-07 17:37:38,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:38,449 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 180 [2019-12-07 17:37:38,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:38,464 INFO L225 Difference]: With dead ends: 7424 [2019-12-07 17:37:38,465 INFO L226 Difference]: Without dead ends: 4947 [2019-12-07 17:37:38,467 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:38,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4947 states. [2019-12-07 17:37:38,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4947 to 4945. [2019-12-07 17:37:38,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4945 states. [2019-12-07 17:37:38,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4945 states to 4945 states and 6884 transitions. [2019-12-07 17:37:38,523 INFO L78 Accepts]: Start accepts. Automaton has 4945 states and 6884 transitions. Word has length 180 [2019-12-07 17:37:38,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:38,523 INFO L462 AbstractCegarLoop]: Abstraction has 4945 states and 6884 transitions. [2019-12-07 17:37:38,523 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:37:38,523 INFO L276 IsEmpty]: Start isEmpty. Operand 4945 states and 6884 transitions. [2019-12-07 17:37:38,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-07 17:37:38,527 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:38,527 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:38,527 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:38,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:38,527 INFO L82 PathProgramCache]: Analyzing trace with hash -494215325, now seen corresponding path program 1 times [2019-12-07 17:37:38,527 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:38,528 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957977787] [2019-12-07 17:37:38,528 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:38,574 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 17:37:38,574 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957977787] [2019-12-07 17:37:38,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:38,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:37:38,575 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733354048] [2019-12-07 17:37:38,575 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:37:38,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:38,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:37:38,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:38,576 INFO L87 Difference]: Start difference. First operand 4945 states and 6884 transitions. Second operand 3 states. [2019-12-07 17:37:39,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:39,187 INFO L93 Difference]: Finished difference Result 14560 states and 20285 transitions. [2019-12-07 17:37:39,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:39,188 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2019-12-07 17:37:39,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:39,218 INFO L225 Difference]: With dead ends: 14560 [2019-12-07 17:37:39,218 INFO L226 Difference]: Without dead ends: 9617 [2019-12-07 17:37:39,223 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:39,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9617 states. [2019-12-07 17:37:39,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9617 to 9615. [2019-12-07 17:37:39,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9615 states. [2019-12-07 17:37:39,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9615 states to 9615 states and 12493 transitions. [2019-12-07 17:37:39,332 INFO L78 Accepts]: Start accepts. Automaton has 9615 states and 12493 transitions. Word has length 182 [2019-12-07 17:37:39,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:39,332 INFO L462 AbstractCegarLoop]: Abstraction has 9615 states and 12493 transitions. [2019-12-07 17:37:39,332 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:37:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 9615 states and 12493 transitions. [2019-12-07 17:37:39,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-07 17:37:39,338 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:39,338 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:39,339 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:39,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:39,339 INFO L82 PathProgramCache]: Analyzing trace with hash -227827320, now seen corresponding path program 2 times [2019-12-07 17:37:39,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:39,339 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539084735] [2019-12-07 17:37:39,339 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:39,381 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 17:37:39,381 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539084735] [2019-12-07 17:37:39,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:39,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:37:39,382 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185747142] [2019-12-07 17:37:39,382 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:37:39,382 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:39,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:37:39,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:39,382 INFO L87 Difference]: Start difference. First operand 9615 states and 12493 transitions. Second operand 3 states. [2019-12-07 17:37:40,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:40,052 INFO L93 Difference]: Finished difference Result 26540 states and 34559 transitions. [2019-12-07 17:37:40,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:40,053 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 184 [2019-12-07 17:37:40,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:40,084 INFO L225 Difference]: With dead ends: 26540 [2019-12-07 17:37:40,084 INFO L226 Difference]: Without dead ends: 16927 [2019-12-07 17:37:40,091 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:40,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16927 states. [2019-12-07 17:37:40,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16927 to 16923. [2019-12-07 17:37:40,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16923 states. [2019-12-07 17:37:40,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16923 states to 16923 states and 20089 transitions. [2019-12-07 17:37:40,237 INFO L78 Accepts]: Start accepts. Automaton has 16923 states and 20089 transitions. Word has length 184 [2019-12-07 17:37:40,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:40,237 INFO L462 AbstractCegarLoop]: Abstraction has 16923 states and 20089 transitions. [2019-12-07 17:37:40,237 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:37:40,237 INFO L276 IsEmpty]: Start isEmpty. Operand 16923 states and 20089 transitions. [2019-12-07 17:37:40,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-12-07 17:37:40,246 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:40,247 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:40,247 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:40,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:40,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1910647691, now seen corresponding path program 1 times [2019-12-07 17:37:40,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:40,247 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14871510] [2019-12-07 17:37:40,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:40,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:40,304 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-07 17:37:40,304 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14871510] [2019-12-07 17:37:40,304 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:40,304 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:37:40,304 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218501445] [2019-12-07 17:37:40,305 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 17:37:40,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:40,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 17:37:40,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:37:40,305 INFO L87 Difference]: Start difference. First operand 16923 states and 20089 transitions. Second operand 4 states. [2019-12-07 17:37:40,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:40,951 INFO L93 Difference]: Finished difference Result 33846 states and 40180 transitions. [2019-12-07 17:37:40,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:40,951 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 202 [2019-12-07 17:37:40,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:40,982 INFO L225 Difference]: With dead ends: 33846 [2019-12-07 17:37:40,982 INFO L226 Difference]: Without dead ends: 16925 [2019-12-07 17:37:40,997 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 17:37:41,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16925 states. [2019-12-07 17:37:41,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16925 to 16923. [2019-12-07 17:37:41,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16923 states. [2019-12-07 17:37:41,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16923 states to 16923 states and 19544 transitions. [2019-12-07 17:37:41,178 INFO L78 Accepts]: Start accepts. Automaton has 16923 states and 19544 transitions. Word has length 202 [2019-12-07 17:37:41,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:41,178 INFO L462 AbstractCegarLoop]: Abstraction has 16923 states and 19544 transitions. [2019-12-07 17:37:41,178 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 17:37:41,178 INFO L276 IsEmpty]: Start isEmpty. Operand 16923 states and 19544 transitions. [2019-12-07 17:37:41,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2019-12-07 17:37:41,189 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:41,190 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:41,190 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:41,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:41,190 INFO L82 PathProgramCache]: Analyzing trace with hash -842943628, now seen corresponding path program 1 times [2019-12-07 17:37:41,190 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:41,190 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382755407] [2019-12-07 17:37:41,190 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-07 17:37:41,350 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382755407] [2019-12-07 17:37:41,350 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:41,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 17:37:41,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706087669] [2019-12-07 17:37:41,350 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 17:37:41,350 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:41,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:37:41,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:37:41,351 INFO L87 Difference]: Start difference. First operand 16923 states and 19544 transitions. Second operand 5 states. [2019-12-07 17:37:42,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:42,476 INFO L93 Difference]: Finished difference Result 77631 states and 89804 transitions. [2019-12-07 17:37:42,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:37:42,477 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 227 [2019-12-07 17:37:42,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:42,541 INFO L225 Difference]: With dead ends: 77631 [2019-12-07 17:37:42,541 INFO L226 Difference]: Without dead ends: 60710 [2019-12-07 17:37:42,562 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:37:42,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60710 states. [2019-12-07 17:37:43,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60710 to 60704. [2019-12-07 17:37:43,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60704 states. [2019-12-07 17:37:43,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60704 states to 60704 states and 70206 transitions. [2019-12-07 17:37:43,115 INFO L78 Accepts]: Start accepts. Automaton has 60704 states and 70206 transitions. Word has length 227 [2019-12-07 17:37:43,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:43,116 INFO L462 AbstractCegarLoop]: Abstraction has 60704 states and 70206 transitions. [2019-12-07 17:37:43,116 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 17:37:43,116 INFO L276 IsEmpty]: Start isEmpty. Operand 60704 states and 70206 transitions. [2019-12-07 17:37:43,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-12-07 17:37:43,127 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:43,128 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:43,128 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:43,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:43,128 INFO L82 PathProgramCache]: Analyzing trace with hash 1840322684, now seen corresponding path program 1 times [2019-12-07 17:37:43,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:43,128 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524123958] [2019-12-07 17:37:43,129 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:43,201 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:37:43,201 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524123958] [2019-12-07 17:37:43,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:43,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:37:43,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978304466] [2019-12-07 17:37:43,201 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:37:43,202 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:43,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:37:43,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:43,202 INFO L87 Difference]: Start difference. First operand 60704 states and 70206 transitions. Second operand 3 states. [2019-12-07 17:37:44,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:44,023 INFO L93 Difference]: Finished difference Result 143587 states and 166565 transitions. [2019-12-07 17:37:44,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:44,023 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2019-12-07 17:37:44,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:44,092 INFO L225 Difference]: With dead ends: 143587 [2019-12-07 17:37:44,092 INFO L226 Difference]: Without dead ends: 82885 [2019-12-07 17:37:44,125 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:44,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82885 states. [2019-12-07 17:37:44,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82885 to 82831. [2019-12-07 17:37:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82831 states. [2019-12-07 17:37:44,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82831 states to 82831 states and 95016 transitions. [2019-12-07 17:37:44,957 INFO L78 Accepts]: Start accepts. Automaton has 82831 states and 95016 transitions. Word has length 230 [2019-12-07 17:37:44,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:44,958 INFO L462 AbstractCegarLoop]: Abstraction has 82831 states and 95016 transitions. [2019-12-07 17:37:44,958 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:37:44,958 INFO L276 IsEmpty]: Start isEmpty. Operand 82831 states and 95016 transitions. [2019-12-07 17:37:44,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-12-07 17:37:44,974 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:44,974 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:44,974 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:44,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:44,974 INFO L82 PathProgramCache]: Analyzing trace with hash 606323975, now seen corresponding path program 1 times [2019-12-07 17:37:44,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:44,975 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874785277] [2019-12-07 17:37:44,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:45,087 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 86 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-07 17:37:45,087 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874785277] [2019-12-07 17:37:45,088 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686434466] [2019-12-07 17:37:45,088 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:37:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:45,183 INFO L264 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 17:37:45,192 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:37:45,232 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 17:37:45,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 17:37:45,232 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2019-12-07 17:37:45,232 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614046897] [2019-12-07 17:37:45,233 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:37:45,233 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:45,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:37:45,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:37:45,233 INFO L87 Difference]: Start difference. First operand 82831 states and 95016 transitions. Second operand 3 states. [2019-12-07 17:37:46,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:46,168 INFO L93 Difference]: Finished difference Result 161604 states and 185341 transitions. [2019-12-07 17:37:46,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:46,169 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 238 [2019-12-07 17:37:46,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:46,234 INFO L225 Difference]: With dead ends: 161604 [2019-12-07 17:37:46,234 INFO L226 Difference]: Without dead ends: 78775 [2019-12-07 17:37:46,264 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:37:46,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78775 states. [2019-12-07 17:37:46,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78775 to 72876. [2019-12-07 17:37:46,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72876 states. [2019-12-07 17:37:46,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72876 states to 72876 states and 81908 transitions. [2019-12-07 17:37:46,915 INFO L78 Accepts]: Start accepts. Automaton has 72876 states and 81908 transitions. Word has length 238 [2019-12-07 17:37:46,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:46,915 INFO L462 AbstractCegarLoop]: Abstraction has 72876 states and 81908 transitions. [2019-12-07 17:37:46,915 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:37:46,915 INFO L276 IsEmpty]: Start isEmpty. Operand 72876 states and 81908 transitions. [2019-12-07 17:37:46,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-12-07 17:37:46,935 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:46,936 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:47,136 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 17:37:47,137 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:47,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:47,137 INFO L82 PathProgramCache]: Analyzing trace with hash -801056395, now seen corresponding path program 1 times [2019-12-07 17:37:47,137 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:47,137 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162394819] [2019-12-07 17:37:47,138 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:47,285 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-07 17:37:47,285 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162394819] [2019-12-07 17:37:47,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:47,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:37:47,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186645645] [2019-12-07 17:37:47,286 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:37:47,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:47,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:37:47,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:47,287 INFO L87 Difference]: Start difference. First operand 72876 states and 81908 transitions. Second operand 3 states. [2019-12-07 17:37:47,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:47,899 INFO L93 Difference]: Finished difference Result 214341 states and 240595 transitions. [2019-12-07 17:37:47,900 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:47,900 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 300 [2019-12-07 17:37:47,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:48,019 INFO L225 Difference]: With dead ends: 214341 [2019-12-07 17:37:48,020 INFO L226 Difference]: Without dead ends: 141467 [2019-12-07 17:37:48,050 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:48,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141467 states. [2019-12-07 17:37:49,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141467 to 141465. [2019-12-07 17:37:49,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141465 states. [2019-12-07 17:37:49,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141465 states to 141465 states and 158679 transitions. [2019-12-07 17:37:49,206 INFO L78 Accepts]: Start accepts. Automaton has 141465 states and 158679 transitions. Word has length 300 [2019-12-07 17:37:49,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:49,206 INFO L462 AbstractCegarLoop]: Abstraction has 141465 states and 158679 transitions. [2019-12-07 17:37:49,206 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:37:49,206 INFO L276 IsEmpty]: Start isEmpty. Operand 141465 states and 158679 transitions. [2019-12-07 17:37:49,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2019-12-07 17:37:49,464 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:37:49,464 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:37:49,464 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:37:49,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:37:49,465 INFO L82 PathProgramCache]: Analyzing trace with hash 871529716, now seen corresponding path program 1 times [2019-12-07 17:37:49,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:37:49,465 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545219822] [2019-12-07 17:37:49,465 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:37:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:37:49,631 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-12-07 17:37:49,632 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545219822] [2019-12-07 17:37:49,632 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:37:49,632 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 17:37:49,632 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667407530] [2019-12-07 17:37:49,632 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 17:37:49,632 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:37:49,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 17:37:49,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:49,633 INFO L87 Difference]: Start difference. First operand 141465 states and 158679 transitions. Second operand 3 states. [2019-12-07 17:37:50,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:37:50,870 INFO L93 Difference]: Finished difference Result 321518 states and 362081 transitions. [2019-12-07 17:37:50,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 17:37:50,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 367 [2019-12-07 17:37:50,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:37:50,872 INFO L225 Difference]: With dead ends: 321518 [2019-12-07 17:37:50,872 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 17:37:50,946 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 17:37:50,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 17:37:50,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 17:37:50,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 17:37:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 17:37:50,947 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 367 [2019-12-07 17:37:50,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:37:50,947 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 17:37:50,947 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 17:37:50,948 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 17:37:50,948 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 17:37:50,950 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 17:37:54,779 WARN L192 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 969 DAG size of output: 339 [2019-12-07 17:37:57,920 WARN L192 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 969 DAG size of output: 339 [2019-12-07 17:37:59,829 WARN L192 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 334 DAG size of output: 57 [2019-12-07 17:38:01,770 WARN L192 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 334 DAG size of output: 57 [2019-12-07 17:38:01,772 INFO L246 CegarLoopResult]: For program point L498(lines 498 511) no Hoare annotation was computed. [2019-12-07 17:38:01,772 INFO L246 CegarLoopResult]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2019-12-07 17:38:01,772 INFO L246 CegarLoopResult]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,772 INFO L246 CegarLoopResult]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1623(line 1623) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1557(line 1557) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1491(line 1491) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2019-12-07 17:38:01,773 INFO L246 CegarLoopResult]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L1626(line 1626) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L1560(line 1560) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L1494(line 1494) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,774 INFO L246 CegarLoopResult]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1629(line 1629) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1563(line 1563) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1497(line 1497) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1632(line 1632) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1566(line 1566) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L1500(line 1500) no Hoare annotation was computed. [2019-12-07 17:38:01,775 INFO L246 CegarLoopResult]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L378(lines 378 395) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,776 INFO L246 CegarLoopResult]: For program point L710(lines 710 731) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1635(line 1635) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1569(line 1569) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1503(line 1503) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1638(line 1638) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1572(line 1572) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1506(line 1506) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,777 INFO L246 CegarLoopResult]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1641(line 1641) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1575(line 1575) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1509(line 1509) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L56(lines 56 71) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,778 INFO L246 CegarLoopResult]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1644(line 1644) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1578(line 1578) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1512(line 1512) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L918(lines 918 935) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L192(lines 192 211) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2019-12-07 17:38:01,779 INFO L246 CegarLoopResult]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2019-12-07 17:38:01,780 INFO L246 CegarLoopResult]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2019-12-07 17:38:01,780 INFO L246 CegarLoopResult]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2019-12-07 17:38:01,780 INFO L246 CegarLoopResult]: For program point L1647(line 1647) no Hoare annotation was computed. [2019-12-07 17:38:01,780 INFO L246 CegarLoopResult]: For program point L1581(line 1581) no Hoare annotation was computed. [2019-12-07 17:38:01,780 INFO L246 CegarLoopResult]: For program point L1515(line 1515) no Hoare annotation was computed. [2019-12-07 17:38:01,780 INFO L246 CegarLoopResult]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,780 INFO L246 CegarLoopResult]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,780 INFO L246 CegarLoopResult]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,780 INFO L242 CegarLoopResult]: At program point L1649(lines 54 1650) the Hoare annotation is: (let ((.cse10 (= 1 ~a6~0))) (let ((.cse7 (= 2 ~a3~0)) (.cse12 (not (= 1 ~a7~0))) (.cse6 (= ~a10~0 1)) (.cse5 (<= ~a11~0 0)) (.cse2 (not .cse10)) (.cse8 (<= ~a3~0 0)) (.cse3 (= ~a26~0 1)) (.cse9 (= ~a16~0 1)) (.cse0 (= 1 ~a5~0)) (.cse4 (= ~a27~0 1)) (.cse11 (not (= ~a12~0 1))) (.cse1 (= ~a11~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse3) (and .cse6 .cse4 .cse0 .cse5 .cse7) (and .cse8 .cse0 .cse5 .cse9) (and .cse0 .cse10 .cse11 .cse5 .cse7) (and .cse4 .cse0 .cse7 .cse1 .cse3 .cse9) (and .cse4 .cse0 .cse5 .cse7 .cse2) (and .cse0 .cse5 .cse7 .cse2 .cse3) (and .cse8 .cse4 .cse0 .cse10 .cse1) (and .cse6 .cse0 .cse11 .cse5 .cse2) (and .cse0 .cse11 .cse1 .cse3) (and .cse0 .cse11 .cse7 .cse2 .cse1) (and .cse0 .cse4 .cse5 .cse11) (and .cse6 .cse0 .cse4 .cse10 .cse12 .cse1 .cse9) (and .cse6 .cse0 .cse10 .cse12 .cse5) (and .cse0 .cse11 .cse5 .cse2 .cse3) (and .cse0 .cse10 .cse5 .cse3) (and .cse6 .cse4 .cse0 .cse1 .cse3 .cse9) (and .cse8 .cse0 .cse5 .cse2) (and .cse8 .cse0 .cse1 .cse3) (and (= ~a13~0 1) .cse0 .cse10 .cse1 .cse9) (and .cse0 .cse4 .cse11 .cse1)))) [2019-12-07 17:38:01,780 INFO L246 CegarLoopResult]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,780 INFO L246 CegarLoopResult]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L1584(line 1584) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L1518(line 1518) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1515) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L249 CegarLoopResult]: At program point L1652(lines 1652 1669) the Hoare annotation is: true [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L1587(line 1587) no Hoare annotation was computed. [2019-12-07 17:38:01,781 INFO L246 CegarLoopResult]: For program point L1521(line 1521) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L1590(line 1590) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L1524(line 1524) no Hoare annotation was computed. [2019-12-07 17:38:01,782 INFO L246 CegarLoopResult]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L468(lines 468 478) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L242 CegarLoopResult]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse10 (= 1 ~a6~0))) (let ((.cse7 (= 2 ~a3~0)) (.cse12 (not (= 1 ~a7~0))) (.cse6 (= ~a10~0 1)) (.cse5 (<= ~a11~0 0)) (.cse2 (not .cse10)) (.cse8 (<= ~a3~0 0)) (.cse3 (= ~a26~0 1)) (.cse9 (= ~a16~0 1)) (.cse0 (= 1 ~a5~0)) (.cse4 (= ~a27~0 1)) (.cse11 (not (= ~a12~0 1))) (.cse1 (= ~a11~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse3) (and .cse6 .cse4 .cse0 .cse5 .cse7) (and .cse8 .cse0 .cse5 .cse9) (and .cse0 .cse10 .cse11 .cse5 .cse7) (and .cse4 .cse0 .cse7 .cse1 .cse3 .cse9) (and .cse4 .cse0 .cse5 .cse7 .cse2) (and .cse0 .cse5 .cse7 .cse2 .cse3) (and .cse8 .cse4 .cse0 .cse10 .cse1) (and .cse6 .cse0 .cse11 .cse5 .cse2) (and .cse0 .cse11 .cse1 .cse3) (and .cse0 .cse11 .cse7 .cse2 .cse1) (and .cse0 .cse4 .cse5 .cse11) (and .cse6 .cse0 .cse4 .cse10 .cse12 .cse1 .cse9) (and .cse6 .cse0 .cse10 .cse12 .cse5) (and .cse0 .cse11 .cse5 .cse2 .cse3) (and .cse0 .cse10 .cse5 .cse3) (and .cse6 .cse4 .cse0 .cse1 .cse3 .cse9) (and .cse8 .cse0 .cse5 .cse2) (and .cse8 .cse0 .cse1 .cse3) (and (= ~a13~0 1) .cse0 .cse10 .cse1 .cse9) (and .cse0 .cse4 .cse11 .cse1)))) [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L1593(line 1593) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L1527(line 1527) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,783 INFO L246 CegarLoopResult]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L869(lines 869 887) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1596(line 1596) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1530(line 1530) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1663(line 1663) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2019-12-07 17:38:01,784 INFO L246 CegarLoopResult]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L1599(line 1599) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L1533(line 1533) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L1467(line 1467) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,785 INFO L246 CegarLoopResult]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L1602(line 1602) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L1536(line 1536) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L1470(line 1470) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,786 INFO L246 CegarLoopResult]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L1605(line 1605) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L1539(line 1539) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L1473(line 1473) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,787 INFO L246 CegarLoopResult]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L1608(line 1608) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L1542(line 1542) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L1476(line 1476) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L685(lines 685 699) no Hoare annotation was computed. [2019-12-07 17:38:01,788 INFO L246 CegarLoopResult]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1611(line 1611) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1545(line 1545) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1479(line 1479) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1614(line 1614) no Hoare annotation was computed. [2019-12-07 17:38:01,789 INFO L246 CegarLoopResult]: For program point L1548(line 1548) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1482(line 1482) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1617(line 1617) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1551(line 1551) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1485(line 1485) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,790 INFO L246 CegarLoopResult]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2019-12-07 17:38:01,791 INFO L246 CegarLoopResult]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,791 INFO L246 CegarLoopResult]: For program point L1620(line 1620) no Hoare annotation was computed. [2019-12-07 17:38:01,791 INFO L246 CegarLoopResult]: For program point L1554(line 1554) no Hoare annotation was computed. [2019-12-07 17:38:01,791 INFO L246 CegarLoopResult]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,791 INFO L246 CegarLoopResult]: For program point L1488(line 1488) no Hoare annotation was computed. [2019-12-07 17:38:01,791 INFO L246 CegarLoopResult]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2019-12-07 17:38:01,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:38:01 BoogieIcfgContainer [2019-12-07 17:38:01,815 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:38:01,815 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:38:01,815 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:38:01,815 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:38:01,816 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:37:33" (3/4) ... [2019-12-07 17:38:01,818 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 17:38:01,843 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 17:38:01,847 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 17:38:01,968 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d2b1f971-f5a3-4c91-8fe7-4105eada1b4c/bin/uautomizer/witness.graphml [2019-12-07 17:38:01,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:38:01,969 INFO L168 Benchmark]: Toolchain (without parser) took 30716.90 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 937.1 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 438.2 MB. Max. memory is 11.5 GB. [2019-12-07 17:38:01,969 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:38:01,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 599.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 937.1 MB in the beginning and 1.0 GB in the end (delta: -92.6 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2019-12-07 17:38:01,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-07 17:38:01,970 INFO L168 Benchmark]: Boogie Preprocessor took 65.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2019-12-07 17:38:01,971 INFO L168 Benchmark]: RCFGBuilder took 1229.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 992.3 MB in the end (delta: 15.8 MB). Peak memory consumption was 198.3 MB. Max. memory is 11.5 GB. [2019-12-07 17:38:01,971 INFO L168 Benchmark]: TraceAbstraction took 28588.10 ms. Allocated memory was 1.1 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 992.3 MB in the beginning and 3.8 GB in the end (delta: -2.8 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2019-12-07 17:38:01,971 INFO L168 Benchmark]: Witness Printer took 153.24 ms. Allocated memory is still 4.3 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2019-12-07 17:38:01,973 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 599.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 937.1 MB in the beginning and 1.0 GB in the end (delta: -92.6 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1229.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 992.3 MB in the end (delta: 15.8 MB). Peak memory consumption was 198.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28588.10 ms. Allocated memory was 1.1 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 992.3 MB in the beginning and 3.8 GB in the end (delta: -2.8 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 153.24 ms. Allocated memory is still 4.3 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1515]: 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: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((1 == a5 && a11 == 1) && !(1 == a6)) && a26 == 1) || (((a27 == 1 && 1 == a5) && a11 <= 0) && a26 == 1)) || ((((a10 == 1 && a27 == 1) && 1 == a5) && a11 <= 0) && 2 == a3)) || (((a3 <= 0 && 1 == a5) && a11 <= 0) && a16 == 1)) || ((((1 == a5 && 1 == a6) && !(a12 == 1)) && a11 <= 0) && 2 == a3)) || (((((a27 == 1 && 1 == a5) && 2 == a3) && a11 == 1) && a26 == 1) && a16 == 1)) || ((((a27 == 1 && 1 == a5) && a11 <= 0) && 2 == a3) && !(1 == a6))) || ((((1 == a5 && a11 <= 0) && 2 == a3) && !(1 == a6)) && a26 == 1)) || ((((a3 <= 0 && a27 == 1) && 1 == a5) && 1 == a6) && a11 == 1)) || ((((a10 == 1 && 1 == a5) && !(a12 == 1)) && a11 <= 0) && !(1 == a6))) || (((1 == a5 && !(a12 == 1)) && a11 == 1) && a26 == 1)) || ((((1 == a5 && !(a12 == 1)) && 2 == a3) && !(1 == a6)) && a11 == 1)) || (((1 == a5 && a27 == 1) && a11 <= 0) && !(a12 == 1))) || ((((((a10 == 1 && 1 == a5) && a27 == 1) && 1 == a6) && !(1 == a7)) && a11 == 1) && a16 == 1)) || ((((a10 == 1 && 1 == a5) && 1 == a6) && !(1 == a7)) && a11 <= 0)) || ((((1 == a5 && !(a12 == 1)) && a11 <= 0) && !(1 == a6)) && a26 == 1)) || (((1 == a5 && 1 == a6) && a11 <= 0) && a26 == 1)) || (((((a10 == 1 && a27 == 1) && 1 == a5) && a11 == 1) && a26 == 1) && a16 == 1)) || (((a3 <= 0 && 1 == a5) && a11 <= 0) && !(1 == a6))) || (((a3 <= 0 && 1 == a5) && a11 == 1) && a26 == 1)) || ((((a13 == 1 && 1 == a5) && 1 == a6) && a11 == 1) && a16 == 1)) || (((1 == a5 && a27 == 1) && !(a12 == 1)) && a11 == 1) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((1 == a5 && a11 == 1) && !(1 == a6)) && a26 == 1) || (((a27 == 1 && 1 == a5) && a11 <= 0) && a26 == 1)) || ((((a10 == 1 && a27 == 1) && 1 == a5) && a11 <= 0) && 2 == a3)) || (((a3 <= 0 && 1 == a5) && a11 <= 0) && a16 == 1)) || ((((1 == a5 && 1 == a6) && !(a12 == 1)) && a11 <= 0) && 2 == a3)) || (((((a27 == 1 && 1 == a5) && 2 == a3) && a11 == 1) && a26 == 1) && a16 == 1)) || ((((a27 == 1 && 1 == a5) && a11 <= 0) && 2 == a3) && !(1 == a6))) || ((((1 == a5 && a11 <= 0) && 2 == a3) && !(1 == a6)) && a26 == 1)) || ((((a3 <= 0 && a27 == 1) && 1 == a5) && 1 == a6) && a11 == 1)) || ((((a10 == 1 && 1 == a5) && !(a12 == 1)) && a11 <= 0) && !(1 == a6))) || (((1 == a5 && !(a12 == 1)) && a11 == 1) && a26 == 1)) || ((((1 == a5 && !(a12 == 1)) && 2 == a3) && !(1 == a6)) && a11 == 1)) || (((1 == a5 && a27 == 1) && a11 <= 0) && !(a12 == 1))) || ((((((a10 == 1 && 1 == a5) && a27 == 1) && 1 == a6) && !(1 == a7)) && a11 == 1) && a16 == 1)) || ((((a10 == 1 && 1 == a5) && 1 == a6) && !(1 == a7)) && a11 <= 0)) || ((((1 == a5 && !(a12 == 1)) && a11 <= 0) && !(1 == a6)) && a26 == 1)) || (((1 == a5 && 1 == a6) && a11 <= 0) && a26 == 1)) || (((((a10 == 1 && a27 == 1) && 1 == a5) && a11 == 1) && a26 == 1) && a16 == 1)) || (((a3 <= 0 && 1 == a5) && a11 <= 0) && !(1 == a6))) || (((a3 <= 0 && 1 == a5) && a11 == 1) && a26 == 1)) || ((((a13 == 1 && 1 == a5) && 1 == a6) && a11 == 1) && a16 == 1)) || (((1 == a5 && a27 == 1) && !(a12 == 1)) && a11 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 302 locations, 1 error locations. Result: SAFE, OverallTime: 17.6s, OverallIterations: 14, TraceHistogramMax: 5, AutomataDifference: 11.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.8s, HoareTripleCheckerStatistics: 2775 SDtfs, 5164 SDslu, 1379 SDs, 0 SdLazy, 7938 SolverSat, 1753 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 283 GetRequests, 255 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=141465occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.8s AutomataMinimizationTime, 14 MinimizatonAttempts, 7237 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 1735 NumberOfFragments, 709 HoareAnnotationTreeSize, 3 FomulaSimplifications, 56110 FormulaSimplificationTreeSizeReduction, 6.9s HoareSimplificationTime, 3 FomulaSimplificationsInter, 25792 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 3197 NumberOfCodeBlocks, 3197 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3182 ConstructedInterpolants, 0 QuantifiedInterpolants, 1080766 SizeOfPredicates, 0 NumberOfNonLiveVariables, 452 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 15 InterpolantComputations, 14 PerfectInterpolantSequences, 1102/1105 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...