./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label38.c -s /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/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 90fa57d3ca6bcd2f527ec4ac651bc3f229d02bbf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:08:44,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:08:44,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:08:44,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:08:44,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:08:44,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:08:44,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:08:44,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:08:44,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:08:44,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:08:44,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:08:44,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:08:44,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:08:44,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:08:44,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:08:44,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:08:44,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:08:44,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:08:44,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:08:44,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:08:44,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:08:44,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:08:44,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:08:44,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:08:44,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:08:44,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:08:44,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:08:44,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:08:44,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:08:44,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:08:44,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:08:44,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:08:44,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:08:44,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:08:44,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:08:44,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:08:44,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:08:44,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:08:44,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:08:44,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:08:44,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:08:44,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 02:08:44,681 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:08:44,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:08:44,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:08:44,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:08:44,692 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 02:08:44,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:08:44,693 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:08:44,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:08:44,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:08:44,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:08:44,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:08:44,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:08:44,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:08:44,694 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:08:44,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:08:44,695 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:08:44,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:08:44,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:08:44,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 02:08:44,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:08:44,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 02:08:44,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 02:08:44,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:08:44,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:08:44,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:08:44,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 02:08:44,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:08:44,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:08:44,701 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_60a52478-e9fd-43c7-85c2-f4f27032b97f/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 -> 90fa57d3ca6bcd2f527ec4ac651bc3f229d02bbf [2019-11-20 02:08:44,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:08:44,847 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:08:44,850 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:08:44,851 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:08:44,851 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:08:44,852 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label38.c [2019-11-20 02:08:44,901 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/data/da1e2b817/8085bda47dfc42228d6479fbaef14e37/FLAG97b5734fc [2019-11-20 02:08:45,457 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:08:45,458 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/sv-benchmarks/c/eca-rers2012/Problem11_label38.c [2019-11-20 02:08:45,473 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/data/da1e2b817/8085bda47dfc42228d6479fbaef14e37/FLAG97b5734fc [2019-11-20 02:08:45,921 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/data/da1e2b817/8085bda47dfc42228d6479fbaef14e37 [2019-11-20 02:08:45,924 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:08:45,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:08:45,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:08:45,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:08:45,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:08:45,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:08:45" (1/1) ... [2019-11-20 02:08:45,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f1b7d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:45, skipping insertion in model container [2019-11-20 02:08:45,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:08:45" (1/1) ... [2019-11-20 02:08:45,935 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:08:45,989 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:08:46,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:08:46,631 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:08:46,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:08:46,815 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:08:46,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46 WrapperNode [2019-11-20 02:08:46,816 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:08:46,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:08:46,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:08:46,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:08:46,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (1/1) ... [2019-11-20 02:08:46,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (1/1) ... [2019-11-20 02:08:46,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:08:46,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:08:46,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:08:46,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:08:46,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (1/1) ... [2019-11-20 02:08:46,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (1/1) ... [2019-11-20 02:08:46,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (1/1) ... [2019-11-20 02:08:46,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (1/1) ... [2019-11-20 02:08:47,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (1/1) ... [2019-11-20 02:08:47,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (1/1) ... [2019-11-20 02:08:47,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (1/1) ... [2019-11-20 02:08:47,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:08:47,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:08:47,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:08:47,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:08:47,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/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 [2019-11-20 02:08:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:08:47,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:08:48,812 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:08:48,813 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 02:08:48,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:08:48 BoogieIcfgContainer [2019-11-20 02:08:48,814 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:08:48,815 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 02:08:48,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 02:08:48,818 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 02:08:48,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 02:08:45" (1/3) ... [2019-11-20 02:08:48,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68797d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:08:48, skipping insertion in model container [2019-11-20 02:08:48,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:08:46" (2/3) ... [2019-11-20 02:08:48,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68797d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:08:48, skipping insertion in model container [2019-11-20 02:08:48,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:08:48" (3/3) ... [2019-11-20 02:08:48,824 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label38.c [2019-11-20 02:08:48,834 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 02:08:48,841 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 02:08:48,851 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 02:08:48,886 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 02:08:48,886 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 02:08:48,887 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 02:08:48,887 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 02:08:48,887 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 02:08:48,887 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 02:08:48,887 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 02:08:48,888 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 02:08:48,914 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-11-20 02:08:48,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 02:08:48,923 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:08:48,924 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] [2019-11-20 02:08:48,925 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:08:48,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:08:48,930 INFO L82 PathProgramCache]: Analyzing trace with hash -634083006, now seen corresponding path program 1 times [2019-11-20 02:08:48,938 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:08:48,939 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959680788] [2019-11-20 02:08:48,939 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:08:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:08:49,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:08:49,320 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959680788] [2019-11-20 02:08:49,321 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:08:49,321 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 02:08:49,322 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151016658] [2019-11-20 02:08:49,327 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:08:49,327 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:08:49,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:08:49,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:08:49,342 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-11-20 02:08:51,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:08:51,325 INFO L93 Difference]: Finished difference Result 970 states and 1743 transitions. [2019-11-20 02:08:51,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:08:51,327 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2019-11-20 02:08:51,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:08:51,344 INFO L225 Difference]: With dead ends: 970 [2019-11-20 02:08:51,344 INFO L226 Difference]: Without dead ends: 604 [2019-11-20 02:08:51,349 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 [2019-11-20 02:08:51,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2019-11-20 02:08:51,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 598. [2019-11-20 02:08:51,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2019-11-20 02:08:51,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 886 transitions. [2019-11-20 02:08:51,434 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 886 transitions. Word has length 60 [2019-11-20 02:08:51,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:08:51,435 INFO L462 AbstractCegarLoop]: Abstraction has 598 states and 886 transitions. [2019-11-20 02:08:51,435 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:08:51,435 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 886 transitions. [2019-11-20 02:08:51,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 02:08:51,441 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:08:51,441 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-20 02:08:51,441 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:08:51,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:08:51,442 INFO L82 PathProgramCache]: Analyzing trace with hash -591086660, now seen corresponding path program 1 times [2019-11-20 02:08:51,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:08:51,442 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365335824] [2019-11-20 02:08:51,443 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:08:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:08:51,660 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:08:51,661 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365335824] [2019-11-20 02:08:51,661 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:08:51,661 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:08:51,661 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050585267] [2019-11-20 02:08:51,663 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 02:08:51,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:08:51,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 02:08:51,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:08:51,664 INFO L87 Difference]: Start difference. First operand 598 states and 886 transitions. Second operand 5 states. [2019-11-20 02:08:53,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:08:53,586 INFO L93 Difference]: Finished difference Result 1945 states and 2773 transitions. [2019-11-20 02:08:53,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 02:08:53,587 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2019-11-20 02:08:53,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:08:53,596 INFO L225 Difference]: With dead ends: 1945 [2019-11-20 02:08:53,596 INFO L226 Difference]: Without dead ends: 1349 [2019-11-20 02:08:53,602 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:08:53,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1349 states. [2019-11-20 02:08:53,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1349 to 1157. [2019-11-20 02:08:53,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1157 states. [2019-11-20 02:08:53,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1541 transitions. [2019-11-20 02:08:53,651 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1541 transitions. Word has length 129 [2019-11-20 02:08:53,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:08:53,653 INFO L462 AbstractCegarLoop]: Abstraction has 1157 states and 1541 transitions. [2019-11-20 02:08:53,654 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 02:08:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1541 transitions. [2019-11-20 02:08:53,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 02:08:53,666 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:08:53,666 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-20 02:08:53,666 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:08:53,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:08:53,667 INFO L82 PathProgramCache]: Analyzing trace with hash -761141831, now seen corresponding path program 1 times [2019-11-20 02:08:53,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:08:53,667 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26099581] [2019-11-20 02:08:53,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:08:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:08:53,947 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:08:53,947 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26099581] [2019-11-20 02:08:53,948 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:08:53,948 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:08:53,948 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085517094] [2019-11-20 02:08:53,949 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:08:53,949 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:08:53,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:08:53,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:08:53,950 INFO L87 Difference]: Start difference. First operand 1157 states and 1541 transitions. Second operand 4 states. [2019-11-20 02:08:55,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:08:55,589 INFO L93 Difference]: Finished difference Result 4351 states and 5854 transitions. [2019-11-20 02:08:55,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:08:55,590 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 203 [2019-11-20 02:08:55,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:08:55,609 INFO L225 Difference]: With dead ends: 4351 [2019-11-20 02:08:55,610 INFO L226 Difference]: Without dead ends: 3196 [2019-11-20 02:08:55,611 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:08:55,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3196 states. [2019-11-20 02:08:55,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3196 to 3183. [2019-11-20 02:08:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3183 states. [2019-11-20 02:08:55,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3183 states to 3183 states and 4047 transitions. [2019-11-20 02:08:55,680 INFO L78 Accepts]: Start accepts. Automaton has 3183 states and 4047 transitions. Word has length 203 [2019-11-20 02:08:55,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:08:55,681 INFO L462 AbstractCegarLoop]: Abstraction has 3183 states and 4047 transitions. [2019-11-20 02:08:55,681 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:08:55,682 INFO L276 IsEmpty]: Start isEmpty. Operand 3183 states and 4047 transitions. [2019-11-20 02:08:55,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-11-20 02:08:55,694 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:08:55,694 INFO L410 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:08:55,694 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:08:55,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:08:55,695 INFO L82 PathProgramCache]: Analyzing trace with hash -76786214, now seen corresponding path program 1 times [2019-11-20 02:08:55,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:08:55,696 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403108385] [2019-11-20 02:08:55,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:08:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:08:55,951 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:08:55,951 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403108385] [2019-11-20 02:08:55,952 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:08:55,952 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:08:55,952 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275639436] [2019-11-20 02:08:55,953 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:08:55,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:08:55,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:08:55,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:08:55,954 INFO L87 Difference]: Start difference. First operand 3183 states and 4047 transitions. Second operand 4 states. [2019-11-20 02:08:57,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:08:57,179 INFO L93 Difference]: Finished difference Result 8399 states and 10817 transitions. [2019-11-20 02:08:57,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:08:57,181 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 269 [2019-11-20 02:08:57,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:08:57,207 INFO L225 Difference]: With dead ends: 8399 [2019-11-20 02:08:57,207 INFO L226 Difference]: Without dead ends: 5218 [2019-11-20 02:08:57,211 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:08:57,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2019-11-20 02:08:57,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3919. [2019-11-20 02:08:57,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3919 states. [2019-11-20 02:08:57,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 3919 states and 5023 transitions. [2019-11-20 02:08:57,306 INFO L78 Accepts]: Start accepts. Automaton has 3919 states and 5023 transitions. Word has length 269 [2019-11-20 02:08:57,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:08:57,307 INFO L462 AbstractCegarLoop]: Abstraction has 3919 states and 5023 transitions. [2019-11-20 02:08:57,307 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:08:57,307 INFO L276 IsEmpty]: Start isEmpty. Operand 3919 states and 5023 transitions. [2019-11-20 02:08:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-11-20 02:08:57,315 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:08:57,315 INFO L410 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:08:57,315 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:08:57,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:08:57,316 INFO L82 PathProgramCache]: Analyzing trace with hash 855336243, now seen corresponding path program 1 times [2019-11-20 02:08:57,316 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:08:57,316 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72849498] [2019-11-20 02:08:57,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:08:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:08:57,677 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2019-11-20 02:08:57,678 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72849498] [2019-11-20 02:08:57,678 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741192904] [2019-11-20 02:08:57,678 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/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 [2019-11-20 02:08:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:08:57,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-20 02:08:57,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:08:57,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,868 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,872 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,874 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,882 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,885 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,888 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,888 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,889 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,889 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,891 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,893 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,896 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,897 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,898 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,899 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,900 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,903 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,903 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,904 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,905 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,906 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,907 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,912 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:57,913 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:08:58,148 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2019-11-20 02:08:58,148 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 02:08:58,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 4 [2019-11-20 02:08:58,149 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472553126] [2019-11-20 02:08:58,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 02:08:58,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:08:58,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 02:08:58,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:08:58,151 INFO L87 Difference]: Start difference. First operand 3919 states and 5023 transitions. Second operand 5 states. [2019-11-20 02:09:00,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:09:00,341 INFO L93 Difference]: Finished difference Result 11522 states and 14929 transitions. [2019-11-20 02:09:00,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 02:09:00,342 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 279 [2019-11-20 02:09:00,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:09:00,376 INFO L225 Difference]: With dead ends: 11522 [2019-11-20 02:09:00,376 INFO L226 Difference]: Without dead ends: 7421 [2019-11-20 02:09:00,381 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 278 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:09:00,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7421 states. [2019-11-20 02:09:00,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7421 to 6501. [2019-11-20 02:09:00,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6501 states. [2019-11-20 02:09:00,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6501 states to 6501 states and 7953 transitions. [2019-11-20 02:09:00,509 INFO L78 Accepts]: Start accepts. Automaton has 6501 states and 7953 transitions. Word has length 279 [2019-11-20 02:09:00,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:09:00,510 INFO L462 AbstractCegarLoop]: Abstraction has 6501 states and 7953 transitions. [2019-11-20 02:09:00,511 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 02:09:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 6501 states and 7953 transitions. [2019-11-20 02:09:00,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2019-11-20 02:09:00,523 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:09:00,524 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2019-11-20 02:09:00,727 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:09:00,728 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:09:00,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:09:00,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1200256209, now seen corresponding path program 1 times [2019-11-20 02:09:00,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:09:00,732 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345367848] [2019-11-20 02:09:00,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:09:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:09:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-11-20 02:09:01,013 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345367848] [2019-11-20 02:09:01,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:09:01,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 02:09:01,013 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686414182] [2019-11-20 02:09:01,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:09:01,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:09:01,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:09:01,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 02:09:01,015 INFO L87 Difference]: Start difference. First operand 6501 states and 7953 transitions. Second operand 3 states. [2019-11-20 02:09:01,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:09:01,735 INFO L93 Difference]: Finished difference Result 14472 states and 17837 transitions. [2019-11-20 02:09:01,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:09:01,736 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 355 [2019-11-20 02:09:01,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:09:01,769 INFO L225 Difference]: With dead ends: 14472 [2019-11-20 02:09:01,769 INFO L226 Difference]: Without dead ends: 7973 [2019-11-20 02:09:01,776 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 [2019-11-20 02:09:01,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7973 states. [2019-11-20 02:09:01,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7973 to 7236. [2019-11-20 02:09:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7236 states. [2019-11-20 02:09:01,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7236 states to 7236 states and 8671 transitions. [2019-11-20 02:09:01,975 INFO L78 Accepts]: Start accepts. Automaton has 7236 states and 8671 transitions. Word has length 355 [2019-11-20 02:09:01,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:09:01,975 INFO L462 AbstractCegarLoop]: Abstraction has 7236 states and 8671 transitions. [2019-11-20 02:09:01,975 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:09:01,976 INFO L276 IsEmpty]: Start isEmpty. Operand 7236 states and 8671 transitions. [2019-11-20 02:09:01,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-11-20 02:09:01,991 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:09:01,992 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2019-11-20 02:09:01,992 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:09:01,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:09:01,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1474528318, now seen corresponding path program 1 times [2019-11-20 02:09:01,993 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:09:01,993 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160750525] [2019-11-20 02:09:01,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:09:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:09:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 408 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 02:09:02,227 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160750525] [2019-11-20 02:09:02,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:09:02,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:09:02,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395257307] [2019-11-20 02:09:02,228 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:09:02,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:09:02,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:09:02,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:09:02,229 INFO L87 Difference]: Start difference. First operand 7236 states and 8671 transitions. Second operand 4 states. [2019-11-20 02:09:03,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:09:03,694 INFO L93 Difference]: Finished difference Result 17064 states and 20497 transitions. [2019-11-20 02:09:03,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:09:03,695 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 388 [2019-11-20 02:09:03,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:09:03,728 INFO L225 Difference]: With dead ends: 17064 [2019-11-20 02:09:03,734 INFO L226 Difference]: Without dead ends: 9830 [2019-11-20 02:09:03,742 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:09:03,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9830 states. [2019-11-20 02:09:03,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9830 to 9259. [2019-11-20 02:09:03,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9259 states. [2019-11-20 02:09:03,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9259 states to 9259 states and 10920 transitions. [2019-11-20 02:09:03,869 INFO L78 Accepts]: Start accepts. Automaton has 9259 states and 10920 transitions. Word has length 388 [2019-11-20 02:09:03,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:09:03,869 INFO L462 AbstractCegarLoop]: Abstraction has 9259 states and 10920 transitions. [2019-11-20 02:09:03,869 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:09:03,870 INFO L276 IsEmpty]: Start isEmpty. Operand 9259 states and 10920 transitions. [2019-11-20 02:09:03,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2019-11-20 02:09:03,891 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:09:03,892 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-11-20 02:09:03,892 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:09:03,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:09:03,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1640030012, now seen corresponding path program 1 times [2019-11-20 02:09:03,893 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:09:03,893 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529563688] [2019-11-20 02:09:03,893 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:09:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:09:04,394 INFO L134 CoverageAnalysis]: Checked inductivity of 815 backedges. 660 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2019-11-20 02:09:04,395 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529563688] [2019-11-20 02:09:04,395 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:09:04,395 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 02:09:04,395 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757574478] [2019-11-20 02:09:04,396 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:09:04,396 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:09:04,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:09:04,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 02:09:04,397 INFO L87 Difference]: Start difference. First operand 9259 states and 10920 transitions. Second operand 3 states. [2019-11-20 02:09:05,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:09:05,509 INFO L93 Difference]: Finished difference Result 20723 states and 24646 transitions. [2019-11-20 02:09:05,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:09:05,510 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 486 [2019-11-20 02:09:05,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:09:05,528 INFO L225 Difference]: With dead ends: 20723 [2019-11-20 02:09:05,528 INFO L226 Difference]: Without dead ends: 11466 [2019-11-20 02:09:05,538 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 [2019-11-20 02:09:05,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11466 states. [2019-11-20 02:09:05,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11466 to 10546. [2019-11-20 02:09:05,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10546 states. [2019-11-20 02:09:05,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10546 states to 10546 states and 12350 transitions. [2019-11-20 02:09:05,667 INFO L78 Accepts]: Start accepts. Automaton has 10546 states and 12350 transitions. Word has length 486 [2019-11-20 02:09:05,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:09:05,667 INFO L462 AbstractCegarLoop]: Abstraction has 10546 states and 12350 transitions. [2019-11-20 02:09:05,668 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:09:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 10546 states and 12350 transitions. [2019-11-20 02:09:05,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2019-11-20 02:09:05,692 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:09:05,693 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:09:05,693 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:09:05,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:09:05,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1652528301, now seen corresponding path program 1 times [2019-11-20 02:09:05,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:09:05,702 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212857509] [2019-11-20 02:09:05,702 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:09:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:09:06,389 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 635 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2019-11-20 02:09:06,391 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212857509] [2019-11-20 02:09:06,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:09:06,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:09:06,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781641015] [2019-11-20 02:09:06,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 02:09:06,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:09:06,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 02:09:06,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:09:06,393 INFO L87 Difference]: Start difference. First operand 10546 states and 12350 transitions. Second operand 5 states. [2019-11-20 02:09:08,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:09:08,272 INFO L93 Difference]: Finished difference Result 28470 states and 33169 transitions. [2019-11-20 02:09:08,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 02:09:08,276 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 521 [2019-11-20 02:09:08,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:09:08,311 INFO L225 Difference]: With dead ends: 28470 [2019-11-20 02:09:08,311 INFO L226 Difference]: Without dead ends: 17926 [2019-11-20 02:09:08,325 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:09:08,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17926 states. [2019-11-20 02:09:08,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17926 to 14236. [2019-11-20 02:09:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14236 states. [2019-11-20 02:09:08,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14236 states to 14236 states and 16353 transitions. [2019-11-20 02:09:08,529 INFO L78 Accepts]: Start accepts. Automaton has 14236 states and 16353 transitions. Word has length 521 [2019-11-20 02:09:08,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:09:08,530 INFO L462 AbstractCegarLoop]: Abstraction has 14236 states and 16353 transitions. [2019-11-20 02:09:08,530 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 02:09:08,530 INFO L276 IsEmpty]: Start isEmpty. Operand 14236 states and 16353 transitions. [2019-11-20 02:09:08,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2019-11-20 02:09:08,567 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:09:08,568 INFO L410 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:09:08,568 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:09:08,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:09:08,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1206973602, now seen corresponding path program 1 times [2019-11-20 02:09:08,569 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:09:08,569 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094912847] [2019-11-20 02:09:08,569 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:09:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:09:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1672 backedges. 971 proven. 12 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2019-11-20 02:09:09,513 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094912847] [2019-11-20 02:09:09,514 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619350152] [2019-11-20 02:09:09,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:09:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:09:09,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 02:09:09,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:09:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1672 backedges. 971 proven. 0 refuted. 0 times theorem prover too weak. 701 trivial. 0 not checked. [2019-11-20 02:09:10,326 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 02:09:10,327 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2019-11-20 02:09:10,327 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380026900] [2019-11-20 02:09:10,328 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:09:10,328 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:09:10,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:09:10,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:09:10,328 INFO L87 Difference]: Start difference. First operand 14236 states and 16353 transitions. Second operand 3 states. [2019-11-20 02:09:11,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:09:11,268 INFO L93 Difference]: Finished difference Result 26622 states and 30604 transitions. [2019-11-20 02:09:11,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:09:11,269 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 680 [2019-11-20 02:09:11,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:09:11,270 INFO L225 Difference]: With dead ends: 26622 [2019-11-20 02:09:11,270 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 02:09:11,291 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 683 GetRequests, 681 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:09:11,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 02:09:11,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 02:09:11,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 02:09:11,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 02:09:11,295 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 680 [2019-11-20 02:09:11,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:09:11,295 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:09:11,295 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:09:11,295 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 02:09:11,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 02:09:11,507 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:09:11,511 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 02:09:11,696 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 101 [2019-11-20 02:09:11,828 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 101 [2019-11-20 02:09:12,180 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2019-11-20 02:09:12,593 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2019-11-20 02:09:12,596 INFO L444 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-11-20 02:09:12,596 INFO L444 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2019-11-20 02:09:12,596 INFO L444 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2019-11-20 02:09:12,596 INFO L447 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,597 INFO L444 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L440 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse1 (not (= ~a25~0 13))) (.cse3 (= ~a4~0 1)) (.cse2 (<= ~a29~0 130)) (.cse6 (<= (+ ~a23~0 43) 0)) (.cse5 (= ~a25~0 9)) (.cse7 (<= ~a23~0 312)) (.cse0 (<= ~a4~0 0)) (.cse4 (<= ~a29~0 277))) (or (and .cse0 .cse1 .cse2) (and .cse3 (<= 180 ~a23~0)) (and .cse1 .cse3) (and .cse3 (<= ~a29~0 245)) (and (= 12 ~a25~0) .cse0 .cse4) (and .cse5 .cse2 (< 138 ~a23~0)) (and .cse5 .cse2 .cse6) (and .cse0 .cse6) (and (not .cse5) .cse7 .cse0) (and .cse7 .cse0 .cse4))) [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,598 INFO L444 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,599 INFO L444 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,600 INFO L444 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,601 INFO L444 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,602 INFO L444 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,603 INFO L444 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,604 INFO L444 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,604 INFO L444 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-11-20 02:09:12,604 INFO L444 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-11-20 02:09:12,604 INFO L444 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2019-11-20 02:09:12,604 INFO L444 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,604 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,604 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,604 INFO L444 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,604 INFO L444 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,604 INFO L444 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,607 INFO L444 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-11-20 02:09:12,607 INFO L444 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-11-20 02:09:12,607 INFO L444 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-11-20 02:09:12,607 INFO L444 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,607 INFO L444 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,607 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,608 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,608 INFO L444 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,608 INFO L444 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,608 INFO L444 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,608 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 02:09:12,608 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 186) no Hoare annotation was computed. [2019-11-20 02:09:12,608 INFO L444 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,608 INFO L444 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-11-20 02:09:12,609 INFO L444 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-11-20 02:09:12,609 INFO L444 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2019-11-20 02:09:12,609 INFO L444 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,609 INFO L444 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,609 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,609 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,609 INFO L444 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,609 INFO L444 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,610 INFO L444 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,610 INFO L444 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,610 INFO L444 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,610 INFO L444 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,610 INFO L444 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,610 INFO L444 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-11-20 02:09:12,610 INFO L444 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-11-20 02:09:12,610 INFO L444 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-11-20 02:09:12,611 INFO L444 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-11-20 02:09:12,611 INFO L444 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2019-11-20 02:09:12,611 INFO L444 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,611 INFO L444 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,611 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,611 INFO L444 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,611 INFO L444 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,611 INFO L444 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,612 INFO L444 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,612 INFO L444 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-11-20 02:09:12,612 INFO L444 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-11-20 02:09:12,612 INFO L444 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2019-11-20 02:09:12,612 INFO L444 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,612 INFO L444 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,612 INFO L444 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,612 INFO L444 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-11-20 02:09:12,613 INFO L444 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-11-20 02:09:12,613 INFO L444 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,613 INFO L444 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,613 INFO L444 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,613 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,613 INFO L444 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,613 INFO L444 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2019-11-20 02:09:12,613 INFO L444 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2019-11-20 02:09:12,614 INFO L444 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,614 INFO L444 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,614 INFO L444 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-11-20 02:09:12,614 INFO L444 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-11-20 02:09:12,614 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,614 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,614 INFO L444 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,614 INFO L444 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,614 INFO L444 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,615 INFO L444 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,615 INFO L444 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2019-11-20 02:09:12,615 INFO L444 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2019-11-20 02:09:12,615 INFO L444 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-11-20 02:09:12,615 INFO L444 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-11-20 02:09:12,615 INFO L444 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,615 INFO L444 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,615 INFO L444 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,616 INFO L444 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,616 INFO L444 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,616 INFO L444 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,616 INFO L444 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,616 INFO L444 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,616 INFO L444 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-11-20 02:09:12,616 INFO L444 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-11-20 02:09:12,616 INFO L444 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-11-20 02:09:12,617 INFO L444 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-11-20 02:09:12,617 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-11-20 02:09:12,617 INFO L444 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-11-20 02:09:12,617 INFO L444 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,617 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,617 INFO L444 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,617 INFO L444 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,617 INFO L444 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,618 INFO L444 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,618 INFO L444 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,618 INFO L444 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-11-20 02:09:12,618 INFO L444 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-11-20 02:09:12,618 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 02:09:12,618 INFO L444 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,618 INFO L444 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,618 INFO L444 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,619 INFO L444 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,619 INFO L444 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,619 INFO L444 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,619 INFO L444 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-11-20 02:09:12,619 INFO L444 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-11-20 02:09:12,619 INFO L444 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,619 INFO L444 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,619 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,620 INFO L444 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,620 INFO L444 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,620 INFO L444 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,620 INFO L444 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,620 INFO L444 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-11-20 02:09:12,620 INFO L444 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,620 INFO L444 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,620 INFO L444 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,621 INFO L444 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-11-20 02:09:12,621 INFO L444 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-11-20 02:09:12,621 INFO L444 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2019-11-20 02:09:12,621 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,621 INFO L444 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-11-20 02:09:12,621 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,621 INFO L444 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-11-20 02:09:12,621 INFO L444 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,621 INFO L444 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,622 INFO L444 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,622 INFO L444 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,622 INFO L444 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,622 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,622 INFO L444 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2019-11-20 02:09:12,622 INFO L444 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-11-20 02:09:12,622 INFO L444 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2019-11-20 02:09:12,622 INFO L444 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,623 INFO L444 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,624 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,624 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 02:09:12,624 INFO L444 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,624 INFO L444 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,624 INFO L444 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,624 INFO L444 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,625 INFO L444 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,625 INFO L444 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,625 INFO L444 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,626 INFO L444 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-11-20 02:09:12,627 INFO L444 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2019-11-20 02:09:12,627 INFO L444 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-11-20 02:09:12,627 INFO L444 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,627 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-11-20 02:09:12,627 INFO L444 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-11-20 02:09:12,627 INFO L444 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,627 INFO L444 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,627 INFO L444 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,628 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,628 INFO L444 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,628 INFO L444 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,628 INFO L444 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-11-20 02:09:12,628 INFO L444 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2019-11-20 02:09:12,628 INFO L444 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2019-11-20 02:09:12,628 INFO L444 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,628 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,629 INFO L444 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,629 INFO L440 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse1 (not (= ~a25~0 13))) (.cse3 (= ~a4~0 1)) (.cse2 (<= ~a29~0 130)) (.cse6 (<= (+ ~a23~0 43) 0)) (.cse5 (= ~a25~0 9)) (.cse7 (<= ~a23~0 312)) (.cse0 (<= ~a4~0 0)) (.cse4 (<= ~a29~0 277))) (or (and .cse0 .cse1 .cse2) (and .cse3 (<= 180 ~a23~0)) (and .cse1 .cse3) (and .cse3 (<= ~a29~0 245)) (and (= 12 ~a25~0) .cse0 .cse4) (and .cse5 .cse2 (< 138 ~a23~0)) (and .cse5 .cse2 .cse6) (and .cse0 .cse6) (and (not .cse5) .cse7 .cse0) (and .cse7 .cse0 .cse4))) [2019-11-20 02:09:12,629 INFO L444 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,629 INFO L444 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-11-20 02:09:12,629 INFO L444 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-11-20 02:09:12,629 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,629 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,630 INFO L444 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-11-20 02:09:12,630 INFO L444 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,630 INFO L444 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,630 INFO L444 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-11-20 02:09:12,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 02:09:12 BoogieIcfgContainer [2019-11-20 02:09:12,662 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 02:09:12,662 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:09:12,662 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:09:12,662 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:09:12,663 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:08:48" (3/4) ... [2019-11-20 02:09:12,666 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 02:09:12,698 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 02:09:12,700 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 02:09:12,908 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_60a52478-e9fd-43c7-85c2-f4f27032b97f/bin/uautomizer/witness.graphml [2019-11-20 02:09:12,909 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:09:12,910 INFO L168 Benchmark]: Toolchain (without parser) took 26985.22 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 909.1 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -71.3 MB). Peak memory consumption was 837.8 MB. Max. memory is 11.5 GB. [2019-11-20 02:09:12,910 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:09:12,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 890.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -144.0 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2019-11-20 02:09:12,911 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-20 02:09:12,911 INFO L168 Benchmark]: Boogie Preprocessor took 82.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:09:12,912 INFO L168 Benchmark]: RCFGBuilder took 1772.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 877.5 MB in the end (delta: 179.0 MB). Peak memory consumption was 179.0 MB. Max. memory is 11.5 GB. [2019-11-20 02:09:12,912 INFO L168 Benchmark]: TraceAbstraction took 23846.54 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 782.2 MB). Free memory was 877.5 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 601.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:09:12,912 INFO L168 Benchmark]: Witness Printer took 246.78 ms. Allocated memory is still 1.9 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 11.5 GB. [2019-11-20 02:09:12,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 890.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -144.0 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 142.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 82.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1772.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 877.5 MB in the end (delta: 179.0 MB). Peak memory consumption was 179.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 23846.54 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 782.2 MB). Free memory was 877.5 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 601.7 MB. Max. memory is 11.5 GB. * Witness Printer took 246.78 ms. Allocated memory is still 1.9 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 186]: 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: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((((a4 <= 0 && !(a25 == 13)) && a29 <= 130) || (a4 == 1 && 180 <= a23)) || (!(a25 == 13) && a4 == 1)) || (a4 == 1 && a29 <= 245)) || ((12 == a25 && a4 <= 0) && a29 <= 277)) || ((a25 == 9 && a29 <= 130) && 138 < a23)) || ((a25 == 9 && a29 <= 130) && a23 + 43 <= 0)) || (a4 <= 0 && a23 + 43 <= 0)) || ((!(a25 == 9) && a23 <= 312) && a4 <= 0)) || ((a23 <= 312 && a4 <= 0) && a29 <= 277) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((((((((((a4 <= 0 && !(a25 == 13)) && a29 <= 130) || (a4 == 1 && 180 <= a23)) || (!(a25 == 13) && a4 == 1)) || (a4 == 1 && a29 <= 245)) || ((12 == a25 && a4 <= 0) && a29 <= 277)) || ((a25 == 9 && a29 <= 130) && 138 < a23)) || ((a25 == 9 && a29 <= 130) && a23 + 43 <= 0)) || (a4 <= 0 && a23 + 43 <= 0)) || ((!(a25 == 9) && a23 <= 312) && a4 <= 0)) || ((a23 <= 312 && a4 <= 0) && a29 <= 277) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 23.7s, OverallIterations: 10, TraceHistogramMax: 7, AutomataDifference: 15.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 1442 SDtfs, 3299 SDslu, 423 SDs, 0 SdLazy, 9835 SolverSat, 1964 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 996 GetRequests, 971 SyntacticMatches, 4 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14236occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 10 MinimizatonAttempts, 8348 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 164 NumberOfFragments, 193 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5834 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2088 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 4329 NumberOfCodeBlocks, 4329 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 4317 ConstructedInterpolants, 0 QuantifiedInterpolants, 4698205 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1269 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 6411/6653 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...