./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label38.c -s /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/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 0.1.25-f470102 [2019-12-07 16:01:29,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:01:29,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:01:29,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:01:29,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:01:29,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:01:29,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:01:29,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:01:29,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:01:29,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:01:29,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:01:29,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:01:29,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:01:29,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:01:29,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:01:29,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:01:29,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:01:29,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:01:29,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:01:29,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:01:29,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:01:29,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:01:29,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:01:29,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:01:29,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:01:29,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:01:29,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:01:29,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:01:29,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:01:29,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:01:29,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:01:29,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:01:29,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:01:29,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:01:29,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:01:29,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:01:29,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:01:29,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:01:29,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:01:29,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:01:29,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:01:29,504 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 16:01:29,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:01:29,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:01:29,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 16:01:29,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 16:01:29,514 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 16:01:29,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:01:29,514 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:01:29,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:01:29,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:01:29,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:01:29,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:01:29,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:01:29,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:01:29,515 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:01:29,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:01:29,515 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:01:29,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:01:29,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:01:29,516 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:01:29,516 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:01:29,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:01:29,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:01:29,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:01:29,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:01:29,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:01:29,517 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 16:01:29,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:01:29,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:01:29,517 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:01:29,517 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_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/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 [2019-12-07 16:01:29,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:01:29,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:01:29,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:01:29,634 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:01:29,634 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:01:29,635 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label38.c [2019-12-07 16:01:29,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/data/873251865/1bec6c0830524609915b1508871086c4/FLAGbd971c74e [2019-12-07 16:01:30,160 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:01:30,160 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/sv-benchmarks/c/eca-rers2012/Problem11_label38.c [2019-12-07 16:01:30,171 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/data/873251865/1bec6c0830524609915b1508871086c4/FLAGbd971c74e [2019-12-07 16:01:30,180 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/data/873251865/1bec6c0830524609915b1508871086c4 [2019-12-07 16:01:30,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:01:30,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:01:30,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:01:30,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:01:30,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:01:30,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160492d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30, skipping insertion in model container [2019-12-07 16:01:30,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:01:30,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:01:30,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:01:30,541 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 16:01:30,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:01:30,637 INFO L208 MainTranslator]: Completed translation [2019-12-07 16:01:30,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30 WrapperNode [2019-12-07 16:01:30,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:01:30,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 16:01:30,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 16:01:30,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 16:01:30,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,660 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 16:01:30,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 16:01:30,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 16:01:30,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 16:01:30,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (1/1) ... [2019-12-07 16:01:30,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 16:01:30,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 16:01:30,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 16:01:30,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 16:01:30,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:01:30,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 16:01:30,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 16:01:31,844 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 16:01:31,844 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 16:01:31,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:01:31 BoogieIcfgContainer [2019-12-07 16:01:31,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 16:01:31,846 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 16:01:31,846 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 16:01:31,848 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 16:01:31,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 04:01:30" (1/3) ... [2019-12-07 16:01:31,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3492c191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:01:31, skipping insertion in model container [2019-12-07 16:01:31,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:30" (2/3) ... [2019-12-07 16:01:31,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3492c191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:01:31, skipping insertion in model container [2019-12-07 16:01:31,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:01:31" (3/3) ... [2019-12-07 16:01:31,851 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label38.c [2019-12-07 16:01:31,858 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 16:01:31,863 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 16:01:31,872 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 16:01:31,892 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 16:01:31,892 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 16:01:31,892 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 16:01:31,893 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 16:01:31,893 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 16:01:31,893 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 16:01:31,893 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 16:01:31,893 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 16:01:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-12-07 16:01:31,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-07 16:01:31,917 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:01:31,918 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] [2019-12-07 16:01:31,918 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:01:31,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:31,922 INFO L82 PathProgramCache]: Analyzing trace with hash -634083006, now seen corresponding path program 1 times [2019-12-07 16:01:31,943 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:31,943 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235635756] [2019-12-07 16:01:31,944 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:32,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:01:32,135 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235635756] [2019-12-07 16:01:32,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:01:32,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:01:32,137 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769455293] [2019-12-07 16:01:32,141 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:01:32,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:01:32,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:01:32,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:01:32,152 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-12-07 16:01:33,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:01:33,371 INFO L93 Difference]: Finished difference Result 970 states and 1743 transitions. [2019-12-07 16:01:33,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:01:33,372 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2019-12-07 16:01:33,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:01:33,387 INFO L225 Difference]: With dead ends: 970 [2019-12-07 16:01:33,387 INFO L226 Difference]: Without dead ends: 604 [2019-12-07 16:01:33,391 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:01:33,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2019-12-07 16:01:33,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 598. [2019-12-07 16:01:33,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2019-12-07 16:01:33,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 886 transitions. [2019-12-07 16:01:33,451 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 886 transitions. Word has length 60 [2019-12-07 16:01:33,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:01:33,451 INFO L462 AbstractCegarLoop]: Abstraction has 598 states and 886 transitions. [2019-12-07 16:01:33,451 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:01:33,452 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 886 transitions. [2019-12-07 16:01:33,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-12-07 16:01:33,456 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:01:33,457 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] [2019-12-07 16:01:33,457 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:01:33,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:33,457 INFO L82 PathProgramCache]: Analyzing trace with hash -591086660, now seen corresponding path program 1 times [2019-12-07 16:01:33,457 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:33,458 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091451177] [2019-12-07 16:01:33,458 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:33,617 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:01:33,617 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091451177] [2019-12-07 16:01:33,618 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:01:33,618 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 16:01:33,618 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270812959] [2019-12-07 16:01:33,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:01:33,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:01:33,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:01:33,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:01:33,620 INFO L87 Difference]: Start difference. First operand 598 states and 886 transitions. Second operand 5 states. [2019-12-07 16:01:34,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:01:34,986 INFO L93 Difference]: Finished difference Result 1945 states and 2773 transitions. [2019-12-07 16:01:34,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:01:34,987 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2019-12-07 16:01:34,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:01:34,992 INFO L225 Difference]: With dead ends: 1945 [2019-12-07 16:01:34,992 INFO L226 Difference]: Without dead ends: 1349 [2019-12-07 16:01:34,995 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 [2019-12-07 16:01:34,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1349 states. [2019-12-07 16:01:35,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1349 to 1157. [2019-12-07 16:01:35,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1157 states. [2019-12-07 16:01:35,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1541 transitions. [2019-12-07 16:01:35,021 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1541 transitions. Word has length 129 [2019-12-07 16:01:35,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:01:35,022 INFO L462 AbstractCegarLoop]: Abstraction has 1157 states and 1541 transitions. [2019-12-07 16:01:35,022 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:01:35,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1541 transitions. [2019-12-07 16:01:35,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-12-07 16:01:35,027 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:01:35,028 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] [2019-12-07 16:01:35,028 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:01:35,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:35,028 INFO L82 PathProgramCache]: Analyzing trace with hash -761141831, now seen corresponding path program 1 times [2019-12-07 16:01:35,029 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:35,029 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972436349] [2019-12-07 16:01:35,029 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:01:35,173 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972436349] [2019-12-07 16:01:35,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:01:35,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 16:01:35,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829411732] [2019-12-07 16:01:35,174 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:01:35,175 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:01:35,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:01:35,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:01:35,175 INFO L87 Difference]: Start difference. First operand 1157 states and 1541 transitions. Second operand 4 states. [2019-12-07 16:01:36,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:01:36,286 INFO L93 Difference]: Finished difference Result 4351 states and 5854 transitions. [2019-12-07 16:01:36,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:01:36,287 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 203 [2019-12-07 16:01:36,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:01:36,299 INFO L225 Difference]: With dead ends: 4351 [2019-12-07 16:01:36,299 INFO L226 Difference]: Without dead ends: 3196 [2019-12-07 16:01:36,301 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 [2019-12-07 16:01:36,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3196 states. [2019-12-07 16:01:36,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3196 to 3183. [2019-12-07 16:01:36,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3183 states. [2019-12-07 16:01:36,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3183 states to 3183 states and 4047 transitions. [2019-12-07 16:01:36,345 INFO L78 Accepts]: Start accepts. Automaton has 3183 states and 4047 transitions. Word has length 203 [2019-12-07 16:01:36,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:01:36,346 INFO L462 AbstractCegarLoop]: Abstraction has 3183 states and 4047 transitions. [2019-12-07 16:01:36,346 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:01:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3183 states and 4047 transitions. [2019-12-07 16:01:36,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-12-07 16:01:36,351 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:01:36,351 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] [2019-12-07 16:01:36,351 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:01:36,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:36,351 INFO L82 PathProgramCache]: Analyzing trace with hash -76786214, now seen corresponding path program 1 times [2019-12-07 16:01:36,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:36,352 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914222338] [2019-12-07 16:01:36,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:36,509 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:01:36,509 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914222338] [2019-12-07 16:01:36,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:01:36,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 16:01:36,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788972999] [2019-12-07 16:01:36,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:01:36,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:01:36,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:01:36,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:01:36,511 INFO L87 Difference]: Start difference. First operand 3183 states and 4047 transitions. Second operand 4 states. [2019-12-07 16:01:38,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:01:38,017 INFO L93 Difference]: Finished difference Result 8399 states and 10817 transitions. [2019-12-07 16:01:38,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:01:38,018 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 269 [2019-12-07 16:01:38,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:01:38,038 INFO L225 Difference]: With dead ends: 8399 [2019-12-07 16:01:38,038 INFO L226 Difference]: Without dead ends: 5218 [2019-12-07 16:01:38,042 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 [2019-12-07 16:01:38,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2019-12-07 16:01:38,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3919. [2019-12-07 16:01:38,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3919 states. [2019-12-07 16:01:38,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 3919 states and 5023 transitions. [2019-12-07 16:01:38,105 INFO L78 Accepts]: Start accepts. Automaton has 3919 states and 5023 transitions. Word has length 269 [2019-12-07 16:01:38,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:01:38,105 INFO L462 AbstractCegarLoop]: Abstraction has 3919 states and 5023 transitions. [2019-12-07 16:01:38,105 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:01:38,105 INFO L276 IsEmpty]: Start isEmpty. Operand 3919 states and 5023 transitions. [2019-12-07 16:01:38,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-12-07 16:01:38,109 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:01:38,109 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] [2019-12-07 16:01:38,110 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:01:38,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:38,110 INFO L82 PathProgramCache]: Analyzing trace with hash 855336243, now seen corresponding path program 1 times [2019-12-07 16:01:38,110 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:38,110 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101611455] [2019-12-07 16:01:38,110 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:38,324 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2019-12-07 16:01:38,324 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101611455] [2019-12-07 16:01:38,324 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071453126] [2019-12-07 16:01:38,324 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:01:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:38,414 INFO L264 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 16:01:38,423 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:01:38,442 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,443 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,444 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,444 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,445 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,447 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,448 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,450 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,450 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,451 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,451 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,452 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,453 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,454 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,454 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,455 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,456 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,456 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,457 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,458 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,458 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,458 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,459 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,460 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,461 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,461 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:01:38,604 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2019-12-07 16:01:38,604 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 16:01:38,605 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 4 [2019-12-07 16:01:38,605 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589685167] [2019-12-07 16:01:38,605 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:01:38,606 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:01:38,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:01:38,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:01:38,606 INFO L87 Difference]: Start difference. First operand 3919 states and 5023 transitions. Second operand 5 states. [2019-12-07 16:01:40,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:01:40,113 INFO L93 Difference]: Finished difference Result 11522 states and 14929 transitions. [2019-12-07 16:01:40,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:01:40,114 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 279 [2019-12-07 16:01:40,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:01:40,140 INFO L225 Difference]: With dead ends: 11522 [2019-12-07 16:01:40,141 INFO L226 Difference]: Without dead ends: 7421 [2019-12-07 16:01:40,145 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 278 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:01:40,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7421 states. [2019-12-07 16:01:40,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7421 to 6501. [2019-12-07 16:01:40,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6501 states. [2019-12-07 16:01:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6501 states to 6501 states and 7953 transitions. [2019-12-07 16:01:40,241 INFO L78 Accepts]: Start accepts. Automaton has 6501 states and 7953 transitions. Word has length 279 [2019-12-07 16:01:40,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:01:40,241 INFO L462 AbstractCegarLoop]: Abstraction has 6501 states and 7953 transitions. [2019-12-07 16:01:40,242 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:01:40,242 INFO L276 IsEmpty]: Start isEmpty. Operand 6501 states and 7953 transitions. [2019-12-07 16:01:40,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2019-12-07 16:01:40,250 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:01:40,250 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] [2019-12-07 16:01:40,451 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:01:40,451 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:01:40,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:40,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1200256209, now seen corresponding path program 1 times [2019-12-07 16:01:40,452 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:40,452 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166245062] [2019-12-07 16:01:40,452 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2019-12-07 16:01:40,649 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166245062] [2019-12-07 16:01:40,649 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:01:40,649 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 16:01:40,649 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253116615] [2019-12-07 16:01:40,650 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:01:40,650 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:01:40,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:01:40,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:01:40,650 INFO L87 Difference]: Start difference. First operand 6501 states and 7953 transitions. Second operand 3 states. [2019-12-07 16:01:41,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:01:41,392 INFO L93 Difference]: Finished difference Result 14472 states and 17837 transitions. [2019-12-07 16:01:41,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:01:41,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 355 [2019-12-07 16:01:41,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:01:41,418 INFO L225 Difference]: With dead ends: 14472 [2019-12-07 16:01:41,419 INFO L226 Difference]: Without dead ends: 7973 [2019-12-07 16:01:41,424 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:01:41,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7973 states. [2019-12-07 16:01:41,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7973 to 7236. [2019-12-07 16:01:41,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7236 states. [2019-12-07 16:01:41,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7236 states to 7236 states and 8671 transitions. [2019-12-07 16:01:41,524 INFO L78 Accepts]: Start accepts. Automaton has 7236 states and 8671 transitions. Word has length 355 [2019-12-07 16:01:41,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:01:41,525 INFO L462 AbstractCegarLoop]: Abstraction has 7236 states and 8671 transitions. [2019-12-07 16:01:41,525 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:01:41,525 INFO L276 IsEmpty]: Start isEmpty. Operand 7236 states and 8671 transitions. [2019-12-07 16:01:41,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-12-07 16:01:41,536 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:01:41,537 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] [2019-12-07 16:01:41,537 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:01:41,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:41,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1474528318, now seen corresponding path program 1 times [2019-12-07 16:01:41,537 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:41,537 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673669514] [2019-12-07 16:01:41,538 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 408 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-07 16:01:41,730 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673669514] [2019-12-07 16:01:41,730 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:01:41,730 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 16:01:41,731 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984766824] [2019-12-07 16:01:41,731 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:01:41,731 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:01:41,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:01:41,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:01:41,732 INFO L87 Difference]: Start difference. First operand 7236 states and 8671 transitions. Second operand 4 states. [2019-12-07 16:01:42,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:01:42,667 INFO L93 Difference]: Finished difference Result 17064 states and 20497 transitions. [2019-12-07 16:01:42,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:01:42,668 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 388 [2019-12-07 16:01:42,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:01:42,691 INFO L225 Difference]: With dead ends: 17064 [2019-12-07 16:01:42,691 INFO L226 Difference]: Without dead ends: 9830 [2019-12-07 16:01:42,696 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 [2019-12-07 16:01:42,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9830 states. [2019-12-07 16:01:42,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9830 to 9259. [2019-12-07 16:01:42,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9259 states. [2019-12-07 16:01:42,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9259 states to 9259 states and 10920 transitions. [2019-12-07 16:01:42,783 INFO L78 Accepts]: Start accepts. Automaton has 9259 states and 10920 transitions. Word has length 388 [2019-12-07 16:01:42,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:01:42,783 INFO L462 AbstractCegarLoop]: Abstraction has 9259 states and 10920 transitions. [2019-12-07 16:01:42,783 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:01:42,783 INFO L276 IsEmpty]: Start isEmpty. Operand 9259 states and 10920 transitions. [2019-12-07 16:01:42,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2019-12-07 16:01:42,799 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:01:42,800 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] [2019-12-07 16:01:42,800 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:01:42,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:42,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1640030012, now seen corresponding path program 1 times [2019-12-07 16:01:42,800 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:42,800 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273940978] [2019-12-07 16:01:42,800 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:43,080 INFO L134 CoverageAnalysis]: Checked inductivity of 815 backedges. 660 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2019-12-07 16:01:43,080 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273940978] [2019-12-07 16:01:43,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:01:43,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:01:43,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564441043] [2019-12-07 16:01:43,081 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:01:43,081 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:01:43,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:01:43,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:01:43,081 INFO L87 Difference]: Start difference. First operand 9259 states and 10920 transitions. Second operand 3 states. [2019-12-07 16:01:43,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:01:43,783 INFO L93 Difference]: Finished difference Result 20723 states and 24646 transitions. [2019-12-07 16:01:43,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:01:43,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 486 [2019-12-07 16:01:43,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:01:43,796 INFO L225 Difference]: With dead ends: 20723 [2019-12-07 16:01:43,796 INFO L226 Difference]: Without dead ends: 11466 [2019-12-07 16:01:43,803 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:01:43,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11466 states. [2019-12-07 16:01:43,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11466 to 10546. [2019-12-07 16:01:43,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10546 states. [2019-12-07 16:01:43,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10546 states to 10546 states and 12350 transitions. [2019-12-07 16:01:43,908 INFO L78 Accepts]: Start accepts. Automaton has 10546 states and 12350 transitions. Word has length 486 [2019-12-07 16:01:43,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:01:43,908 INFO L462 AbstractCegarLoop]: Abstraction has 10546 states and 12350 transitions. [2019-12-07 16:01:43,908 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:01:43,909 INFO L276 IsEmpty]: Start isEmpty. Operand 10546 states and 12350 transitions. [2019-12-07 16:01:43,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2019-12-07 16:01:43,926 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:01:43,927 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] [2019-12-07 16:01:43,927 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:01:43,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:43,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1652528301, now seen corresponding path program 1 times [2019-12-07 16:01:43,927 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:43,928 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784047030] [2019-12-07 16:01:43,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:44,293 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 635 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2019-12-07 16:01:44,293 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784047030] [2019-12-07 16:01:44,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:01:44,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 16:01:44,293 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842709414] [2019-12-07 16:01:44,294 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:01:44,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:01:44,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:01:44,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:01:44,294 INFO L87 Difference]: Start difference. First operand 10546 states and 12350 transitions. Second operand 5 states. [2019-12-07 16:01:45,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:01:45,494 INFO L93 Difference]: Finished difference Result 28470 states and 33169 transitions. [2019-12-07 16:01:45,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:01:45,495 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 521 [2019-12-07 16:01:45,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:01:45,523 INFO L225 Difference]: With dead ends: 28470 [2019-12-07 16:01:45,523 INFO L226 Difference]: Without dead ends: 17926 [2019-12-07 16:01:45,532 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 [2019-12-07 16:01:45,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17926 states. [2019-12-07 16:01:45,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17926 to 14236. [2019-12-07 16:01:45,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14236 states. [2019-12-07 16:01:45,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14236 states to 14236 states and 16353 transitions. [2019-12-07 16:01:45,659 INFO L78 Accepts]: Start accepts. Automaton has 14236 states and 16353 transitions. Word has length 521 [2019-12-07 16:01:45,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:01:45,660 INFO L462 AbstractCegarLoop]: Abstraction has 14236 states and 16353 transitions. [2019-12-07 16:01:45,660 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:01:45,660 INFO L276 IsEmpty]: Start isEmpty. Operand 14236 states and 16353 transitions. [2019-12-07 16:01:45,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2019-12-07 16:01:45,676 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:01:45,677 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] [2019-12-07 16:01:45,677 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:01:45,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:45,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1206973602, now seen corresponding path program 1 times [2019-12-07 16:01:45,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:45,677 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907088158] [2019-12-07 16:01:45,678 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:46,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1672 backedges. 971 proven. 12 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2019-12-07 16:01:46,229 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907088158] [2019-12-07 16:01:46,230 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1873560340] [2019-12-07 16:01:46,230 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/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 [2019-12-07 16:01:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:01:46,379 INFO L264 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:01:46,389 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:01:46,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1672 backedges. 971 proven. 0 refuted. 0 times theorem prover too weak. 701 trivial. 0 not checked. [2019-12-07 16:01:46,664 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 16:01:46,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2019-12-07 16:01:46,665 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750477071] [2019-12-07 16:01:46,665 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:01:46,665 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:01:46,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:01:46,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:01:46,666 INFO L87 Difference]: Start difference. First operand 14236 states and 16353 transitions. Second operand 3 states. [2019-12-07 16:01:47,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:01:47,233 INFO L93 Difference]: Finished difference Result 26622 states and 30604 transitions. [2019-12-07 16:01:47,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:01:47,234 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 680 [2019-12-07 16:01:47,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:01:47,235 INFO L225 Difference]: With dead ends: 26622 [2019-12-07 16:01:47,235 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 16:01:47,247 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 683 GetRequests, 681 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:01:47,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 16:01:47,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 16:01:47,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 16:01:47,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 16:01:47,248 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 680 [2019-12-07 16:01:47,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:01:47,249 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 16:01:47,249 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:01:47,249 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 16:01:47,249 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 16:01:47,449 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:01:47,454 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 16:01:47,576 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 101 [2019-12-07 16:01:47,854 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2019-12-07 16:01:48,028 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 42 [2019-12-07 16:01:48,030 INFO L246 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2019-12-07 16:01:48,030 INFO L246 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2019-12-07 16:01:48,030 INFO L246 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2019-12-07 16:01:48,030 INFO L249 CegarLoopResult]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-12-07 16:01:48,030 INFO L246 CegarLoopResult]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,030 INFO L246 CegarLoopResult]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,031 INFO L246 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L242 CegarLoopResult]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse5 (<= ~a23~0 312)) (.cse1 (not (= ~a25~0 13))) (.cse3 (= 1 ~a4~0)) (.cse7 (<= ~a29~0 277)) (.cse4 (= ~a25~0 9)) (.cse2 (<= ~a29~0 130)) (.cse0 (<= ~a4~0 0)) (.cse6 (<= (+ ~a23~0 43) 0))) (or (and .cse0 .cse1 .cse2) (and (<= 180 ~a23~0) .cse3) (and (not .cse4) .cse5 .cse0) (and (<= ~a29~0 245) .cse3) (and .cse4 .cse2 .cse6) (and .cse5 .cse0 .cse7) (and .cse1 .cse3) (and (= ~a25~0 12) .cse0 .cse7) (and .cse4 .cse2 (< 138 ~a23~0)) (and .cse0 .cse6))) [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-12-07 16:01:48,032 INFO L246 CegarLoopResult]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,033 INFO L246 CegarLoopResult]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-12-07 16:01:48,034 INFO L246 CegarLoopResult]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,035 INFO L246 CegarLoopResult]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2019-12-07 16:01:48,036 INFO L246 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 186) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,037 INFO L246 CegarLoopResult]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2019-12-07 16:01:48,038 INFO L246 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,039 INFO L246 CegarLoopResult]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-12-07 16:01:48,040 INFO L246 CegarLoopResult]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,041 INFO L246 CegarLoopResult]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,042 INFO L246 CegarLoopResult]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,043 INFO L246 CegarLoopResult]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2019-12-07 16:01:48,044 INFO L246 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2019-12-07 16:01:48,045 INFO L246 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2019-12-07 16:01:48,046 INFO L246 CegarLoopResult]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,046 INFO L246 CegarLoopResult]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,046 INFO L246 CegarLoopResult]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,046 INFO L242 CegarLoopResult]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse5 (<= ~a23~0 312)) (.cse1 (not (= ~a25~0 13))) (.cse3 (= 1 ~a4~0)) (.cse7 (<= ~a29~0 277)) (.cse4 (= ~a25~0 9)) (.cse2 (<= ~a29~0 130)) (.cse0 (<= ~a4~0 0)) (.cse6 (<= (+ ~a23~0 43) 0))) (or (and .cse0 .cse1 .cse2) (and (<= 180 ~a23~0) .cse3) (and (not .cse4) .cse5 .cse0) (and (<= ~a29~0 245) .cse3) (and .cse4 .cse2 .cse6) (and .cse5 .cse0 .cse7) (and .cse1 .cse3) (and (= ~a25~0 12) .cse0 .cse7) (and .cse4 .cse2 (< 138 ~a23~0)) (and .cse0 .cse6))) [2019-12-07 16:01:48,046 INFO L246 CegarLoopResult]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,046 INFO L246 CegarLoopResult]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-12-07 16:01:48,046 INFO L246 CegarLoopResult]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-12-07 16:01:48,046 INFO L246 CegarLoopResult]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,046 INFO L246 CegarLoopResult]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,046 INFO L246 CegarLoopResult]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-12-07 16:01:48,047 INFO L246 CegarLoopResult]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,047 INFO L246 CegarLoopResult]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,047 INFO L246 CegarLoopResult]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-12-07 16:01:48,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 04:01:48 BoogieIcfgContainer [2019-12-07 16:01:48,065 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 16:01:48,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 16:01:48,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 16:01:48,066 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 16:01:48,066 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:01:31" (3/4) ... [2019-12-07 16:01:48,069 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 16:01:48,093 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 16:01:48,095 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 16:01:48,235 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_95299894-84f6-4e7c-9057-b6ee8fdf8ea1/bin/uautomizer/witness.graphml [2019-12-07 16:01:48,235 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 16:01:48,236 INFO L168 Benchmark]: Toolchain (without parser) took 18053.09 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 920.1 MB). Free memory was 939.3 MB in the beginning and 1.5 GB in the end (delta: -608.4 MB). Peak memory consumption was 311.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:01:48,236 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:01:48,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 453.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -98.1 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:01:48,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:01:48,237 INFO L168 Benchmark]: Boogie Preprocessor took 74.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:01:48,237 INFO L168 Benchmark]: RCFGBuilder took 1051.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 828.9 MB in the end (delta: 180.4 MB). Peak memory consumption was 180.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:01:48,238 INFO L168 Benchmark]: TraceAbstraction took 16219.24 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 833.6 MB). Free memory was 828.9 MB in the beginning and 1.6 GB in the end (delta: -747.6 MB). Peak memory consumption was 86.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:01:48,238 INFO L168 Benchmark]: Witness Printer took 169.68 ms. Allocated memory is still 1.9 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:01:48,239 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 453.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -98.1 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1051.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 828.9 MB in the end (delta: 180.4 MB). Peak memory consumption was 180.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16219.24 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 833.6 MB). Free memory was 828.9 MB in the beginning and 1.6 GB in the end (delta: -747.6 MB). Peak memory consumption was 86.0 MB. Max. memory is 11.5 GB. * Witness Printer took 169.68 ms. Allocated memory is still 1.9 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 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) || (180 <= a23 && 1 == a4)) || ((!(a25 == 9) && a23 <= 312) && a4 <= 0)) || (a29 <= 245 && 1 == a4)) || ((a25 == 9 && a29 <= 130) && a23 + 43 <= 0)) || ((a23 <= 312 && a4 <= 0) && a29 <= 277)) || (!(a25 == 13) && 1 == a4)) || ((a25 == 12 && a4 <= 0) && a29 <= 277)) || ((a25 == 9 && a29 <= 130) && 138 < a23)) || (a4 <= 0 && a23 + 43 <= 0) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((((((((((a4 <= 0 && !(a25 == 13)) && a29 <= 130) || (180 <= a23 && 1 == a4)) || ((!(a25 == 9) && a23 <= 312) && a4 <= 0)) || (a29 <= 245 && 1 == a4)) || ((a25 == 9 && a29 <= 130) && a23 + 43 <= 0)) || ((a23 <= 312 && a4 <= 0) && a29 <= 277)) || (!(a25 == 13) && 1 == a4)) || ((a25 == 12 && a4 <= 0) && a29 <= 277)) || ((a25 == 9 && a29 <= 130) && 138 < a23)) || (a4 <= 0 && a23 + 43 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 15.5s, OverallIterations: 10, TraceHistogramMax: 7, AutomataDifference: 11.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 1442 SDtfs, 3299 SDslu, 423 SDs, 0 SdLazy, 9835 SolverSat, 1964 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 996 GetRequests, 971 SyntacticMatches, 4 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s 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: 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 8348 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 164 NumberOfFragments, 193 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5950 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2088 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s 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...