./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label35.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_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label35.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/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 c7f4654ff67788aa54aaf551606d5d8c93a335a5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:16:15,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:16:15,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:16:15,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:16:15,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:16:15,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:16:15,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:16:15,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:16:15,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:16:15,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:16:15,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:16:15,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:16:15,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:16:15,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:16:15,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:16:15,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:16:15,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:16:15,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:16:15,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:16:15,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:16:15,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:16:15,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:16:15,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:16:15,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:16:15,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:16:15,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:16:15,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:16:15,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:16:15,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:16:15,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:16:15,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:16:15,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:16:15,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:16:15,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:16:15,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:16:15,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:16:15,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:16:15,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:16:15,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:16:15,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:16:15,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:16:15,930 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 11:16:15,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:16:15,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:16:15,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 11:16:15,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 11:16:15,944 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 11:16:15,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:16:15,945 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 11:16:15,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 11:16:15,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 11:16:15,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:16:15,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:16:15,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:16:15,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:16:15,946 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 11:16:15,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:16:15,946 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:16:15,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:16:15,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:16:15,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 11:16:15,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:16:15,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:16:15,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:16:15,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:16:15,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:16:15,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:16:15,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 11:16:15,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 11:16:15,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:16:15,949 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:16:15,949 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_ccc78787-9268-48d7-a520-6b032c833488/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 -> c7f4654ff67788aa54aaf551606d5d8c93a335a5 [2019-12-07 11:16:16,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:16:16,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:16:16,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:16:16,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:16:16,067 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:16:16,068 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-12-07 11:16:16,103 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/data/395251a07/6a9ea4b10f4049839c9a385f2bf7742c/FLAG5b2302e77 [2019-12-07 11:16:16,585 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:16:16,586 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-12-07 11:16:16,597 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/data/395251a07/6a9ea4b10f4049839c9a385f2bf7742c/FLAG5b2302e77 [2019-12-07 11:16:16,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/data/395251a07/6a9ea4b10f4049839c9a385f2bf7742c [2019-12-07 11:16:16,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:16:16,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:16:16,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:16:16,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:16:16,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:16:16,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:16:16" (1/1) ... [2019-12-07 11:16:16,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d86038 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:16, skipping insertion in model container [2019-12-07 11:16:16,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:16:16" (1/1) ... [2019-12-07 11:16:16,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:16:16,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:16:17,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:16:17,075 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 11:16:17,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:16:17,228 INFO L208 MainTranslator]: Completed translation [2019-12-07 11:16:17,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17 WrapperNode [2019-12-07 11:16:17,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:16:17,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 11:16:17,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 11:16:17,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 11:16:17,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (1/1) ... [2019-12-07 11:16:17,259 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (1/1) ... [2019-12-07 11:16:17,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 11:16:17,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 11:16:17,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 11:16:17,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 11:16:17,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (1/1) ... [2019-12-07 11:16:17,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (1/1) ... [2019-12-07 11:16:17,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (1/1) ... [2019-12-07 11:16:17,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (1/1) ... [2019-12-07 11:16:17,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (1/1) ... [2019-12-07 11:16:17,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (1/1) ... [2019-12-07 11:16:17,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (1/1) ... [2019-12-07 11:16:17,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 11:16:17,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 11:16:17,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 11:16:17,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 11:16:17,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/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 11:16:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 11:16:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 11:16:18,874 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 11:16:18,874 INFO L287 CfgBuilder]: Removed 9 assume(true) statements. [2019-12-07 11:16:18,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:16:18 BoogieIcfgContainer [2019-12-07 11:16:18,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 11:16:18,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 11:16:18,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 11:16:18,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 11:16:18,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 11:16:16" (1/3) ... [2019-12-07 11:16:18,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1401cba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:16:18, skipping insertion in model container [2019-12-07 11:16:18,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:16:17" (2/3) ... [2019-12-07 11:16:18,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1401cba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:16:18, skipping insertion in model container [2019-12-07 11:16:18,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:16:18" (3/3) ... [2019-12-07 11:16:18,882 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label35.c [2019-12-07 11:16:18,889 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 11:16:18,895 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 11:16:18,903 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 11:16:18,927 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 11:16:18,927 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 11:16:18,927 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 11:16:18,927 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 11:16:18,927 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 11:16:18,927 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 11:16:18,928 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 11:16:18,928 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 11:16:18,947 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states. [2019-12-07 11:16:18,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-07 11:16:18,952 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:18,952 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] [2019-12-07 11:16:18,953 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:18,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:18,957 INFO L82 PathProgramCache]: Analyzing trace with hash 751578873, now seen corresponding path program 1 times [2019-12-07 11:16:18,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:18,963 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177416889] [2019-12-07 11:16:18,963 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:19,118 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 11:16:19,119 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177416889] [2019-12-07 11:16:19,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:19,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 11:16:19,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912650173] [2019-12-07 11:16:19,124 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:16:19,124 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:19,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:16:19,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:16:19,134 INFO L87 Difference]: Start difference. First operand 396 states. Second operand 4 states. [2019-12-07 11:16:20,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:20,887 INFO L93 Difference]: Finished difference Result 1469 states and 2777 transitions. [2019-12-07 11:16:20,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:16:20,889 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 41 [2019-12-07 11:16:20,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:20,906 INFO L225 Difference]: With dead ends: 1469 [2019-12-07 11:16:20,906 INFO L226 Difference]: Without dead ends: 991 [2019-12-07 11:16:20,910 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 11:16:20,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2019-12-07 11:16:20,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 662. [2019-12-07 11:16:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2019-12-07 11:16:20,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1166 transitions. [2019-12-07 11:16:20,969 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1166 transitions. Word has length 41 [2019-12-07 11:16:20,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:20,970 INFO L462 AbstractCegarLoop]: Abstraction has 662 states and 1166 transitions. [2019-12-07 11:16:20,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:16:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1166 transitions. [2019-12-07 11:16:20,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-07 11:16:20,973 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:20,973 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:16:20,973 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:20,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:20,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1415356620, now seen corresponding path program 1 times [2019-12-07 11:16:20,974 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:20,974 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002235987] [2019-12-07 11:16:20,974 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:16:21,057 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002235987] [2019-12-07 11:16:21,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:21,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 11:16:21,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8087137] [2019-12-07 11:16:21,058 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:16:21,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:21,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:16:21,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:16:21,059 INFO L87 Difference]: Start difference. First operand 662 states and 1166 transitions. Second operand 4 states. [2019-12-07 11:16:22,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:22,930 INFO L93 Difference]: Finished difference Result 2638 states and 4656 transitions. [2019-12-07 11:16:22,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:16:22,931 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2019-12-07 11:16:22,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:22,938 INFO L225 Difference]: With dead ends: 2638 [2019-12-07 11:16:22,939 INFO L226 Difference]: Without dead ends: 1978 [2019-12-07 11:16:22,940 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 11:16:22,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2019-12-07 11:16:22,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2019-12-07 11:16:22,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2019-12-07 11:16:22,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2957 transitions. [2019-12-07 11:16:22,976 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2957 transitions. Word has length 106 [2019-12-07 11:16:22,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:22,977 INFO L462 AbstractCegarLoop]: Abstraction has 1978 states and 2957 transitions. [2019-12-07 11:16:22,977 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:16:22,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2957 transitions. [2019-12-07 11:16:22,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-07 11:16:22,979 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:22,979 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:16:22,979 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:22,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:22,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1018586984, now seen corresponding path program 1 times [2019-12-07 11:16:22,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:22,979 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891767089] [2019-12-07 11:16:22,979 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:23,048 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:16:23,048 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891767089] [2019-12-07 11:16:23,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:23,049 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 11:16:23,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959130021] [2019-12-07 11:16:23,049 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:16:23,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:23,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:16:23,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:16:23,050 INFO L87 Difference]: Start difference. First operand 1978 states and 2957 transitions. Second operand 4 states. [2019-12-07 11:16:24,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:24,839 INFO L93 Difference]: Finished difference Result 6586 states and 9866 transitions. [2019-12-07 11:16:24,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:16:24,840 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 113 [2019-12-07 11:16:24,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:24,857 INFO L225 Difference]: With dead ends: 6586 [2019-12-07 11:16:24,857 INFO L226 Difference]: Without dead ends: 4610 [2019-12-07 11:16:24,859 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 11:16:24,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4610 states. [2019-12-07 11:16:24,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4610 to 4610. [2019-12-07 11:16:24,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4610 states. [2019-12-07 11:16:24,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4610 states and 6358 transitions. [2019-12-07 11:16:24,919 INFO L78 Accepts]: Start accepts. Automaton has 4610 states and 6358 transitions. Word has length 113 [2019-12-07 11:16:24,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:24,920 INFO L462 AbstractCegarLoop]: Abstraction has 4610 states and 6358 transitions. [2019-12-07 11:16:24,920 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:16:24,920 INFO L276 IsEmpty]: Start isEmpty. Operand 4610 states and 6358 transitions. [2019-12-07 11:16:24,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-12-07 11:16:24,923 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:24,923 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, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 11:16:24,923 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:24,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:24,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1204930736, now seen corresponding path program 1 times [2019-12-07 11:16:24,923 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:24,924 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289704095] [2019-12-07 11:16:24,924 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:25,031 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 77 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-12-07 11:16:25,031 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289704095] [2019-12-07 11:16:25,031 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [468124588] [2019-12-07 11:16:25,032 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/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 11:16:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:25,091 INFO L264 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:16:25,098 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:16:25,148 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-12-07 11:16:25,148 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 11:16:25,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2019-12-07 11:16:25,149 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032034438] [2019-12-07 11:16:25,149 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 11:16:25,149 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:25,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 11:16:25,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:16:25,150 INFO L87 Difference]: Start difference. First operand 4610 states and 6358 transitions. Second operand 3 states. [2019-12-07 11:16:26,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:26,385 INFO L93 Difference]: Finished difference Result 11192 states and 15524 transitions. [2019-12-07 11:16:26,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:16:26,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 196 [2019-12-07 11:16:26,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:26,409 INFO L225 Difference]: With dead ends: 11192 [2019-12-07 11:16:26,409 INFO L226 Difference]: Without dead ends: 6584 [2019-12-07 11:16:26,413 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 195 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 11:16:26,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2019-12-07 11:16:26,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 5268. [2019-12-07 11:16:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5268 states. [2019-12-07 11:16:26,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5268 states to 5268 states and 6706 transitions. [2019-12-07 11:16:26,486 INFO L78 Accepts]: Start accepts. Automaton has 5268 states and 6706 transitions. Word has length 196 [2019-12-07 11:16:26,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:26,486 INFO L462 AbstractCegarLoop]: Abstraction has 5268 states and 6706 transitions. [2019-12-07 11:16:26,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 11:16:26,487 INFO L276 IsEmpty]: Start isEmpty. Operand 5268 states and 6706 transitions. [2019-12-07 11:16:26,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-12-07 11:16:26,491 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:26,491 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:16:26,691 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:16:26,692 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:26,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:26,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1009095470, now seen corresponding path program 1 times [2019-12-07 11:16:26,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:26,692 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372300377] [2019-12-07 11:16:26,692 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:26,864 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-12-07 11:16:26,864 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372300377] [2019-12-07 11:16:26,864 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:26,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 11:16:26,865 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037538751] [2019-12-07 11:16:26,865 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:16:26,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:26,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:16:26,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:16:26,866 INFO L87 Difference]: Start difference. First operand 5268 states and 6706 transitions. Second operand 4 states. [2019-12-07 11:16:29,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:29,426 INFO L93 Difference]: Finished difference Result 16785 states and 21085 transitions. [2019-12-07 11:16:29,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:16:29,426 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 327 [2019-12-07 11:16:29,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:29,462 INFO L225 Difference]: With dead ends: 16785 [2019-12-07 11:16:29,462 INFO L226 Difference]: Without dead ends: 11519 [2019-12-07 11:16:29,465 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 11:16:29,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11519 states. [2019-12-07 11:16:29,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11519 to 8229. [2019-12-07 11:16:29,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8229 states. [2019-12-07 11:16:29,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 10178 transitions. [2019-12-07 11:16:29,558 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 10178 transitions. Word has length 327 [2019-12-07 11:16:29,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:29,558 INFO L462 AbstractCegarLoop]: Abstraction has 8229 states and 10178 transitions. [2019-12-07 11:16:29,558 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:16:29,558 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 10178 transitions. [2019-12-07 11:16:29,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2019-12-07 11:16:29,562 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:29,562 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:16:29,562 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:29,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:29,563 INFO L82 PathProgramCache]: Analyzing trace with hash -163738985, now seen corresponding path program 1 times [2019-12-07 11:16:29,563 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:29,563 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310249636] [2019-12-07 11:16:29,563 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:30,251 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-07 11:16:30,251 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310249636] [2019-12-07 11:16:30,251 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:30,251 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 11:16:30,252 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930022302] [2019-12-07 11:16:30,252 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 11:16:30,252 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:30,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 11:16:30,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-07 11:16:30,252 INFO L87 Difference]: Start difference. First operand 8229 states and 10178 transitions. Second operand 7 states. [2019-12-07 11:16:32,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:32,153 INFO L93 Difference]: Finished difference Result 16787 states and 20697 transitions. [2019-12-07 11:16:32,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:16:32,153 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 351 [2019-12-07 11:16:32,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:32,171 INFO L225 Difference]: With dead ends: 16787 [2019-12-07 11:16:32,172 INFO L226 Difference]: Without dead ends: 8560 [2019-12-07 11:16:32,178 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-12-07 11:16:32,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8560 states. [2019-12-07 11:16:32,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8560 to 8558. [2019-12-07 11:16:32,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2019-12-07 11:16:32,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 10513 transitions. [2019-12-07 11:16:32,251 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 10513 transitions. Word has length 351 [2019-12-07 11:16:32,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:32,252 INFO L462 AbstractCegarLoop]: Abstraction has 8558 states and 10513 transitions. [2019-12-07 11:16:32,252 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 11:16:32,252 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 10513 transitions. [2019-12-07 11:16:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2019-12-07 11:16:32,258 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:32,258 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:16:32,259 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:32,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:32,259 INFO L82 PathProgramCache]: Analyzing trace with hash 186060137, now seen corresponding path program 1 times [2019-12-07 11:16:32,259 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:32,259 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938307752] [2019-12-07 11:16:32,259 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:32,614 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-12-07 11:16:32,614 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938307752] [2019-12-07 11:16:32,615 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:32,615 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 11:16:32,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284484288] [2019-12-07 11:16:32,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 11:16:32,616 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:32,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 11:16:32,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2019-12-07 11:16:32,616 INFO L87 Difference]: Start difference. First operand 8558 states and 10513 transitions. Second operand 7 states. [2019-12-07 11:16:34,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:34,806 INFO L93 Difference]: Finished difference Result 16973 states and 20877 transitions. [2019-12-07 11:16:34,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 11:16:34,807 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 438 [2019-12-07 11:16:34,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:34,819 INFO L225 Difference]: With dead ends: 16973 [2019-12-07 11:16:34,820 INFO L226 Difference]: Without dead ends: 8558 [2019-12-07 11:16:34,827 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2019-12-07 11:16:34,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2019-12-07 11:16:34,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8558. [2019-12-07 11:16:34,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2019-12-07 11:16:34,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 9304 transitions. [2019-12-07 11:16:34,895 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 9304 transitions. Word has length 438 [2019-12-07 11:16:34,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:34,896 INFO L462 AbstractCegarLoop]: Abstraction has 8558 states and 9304 transitions. [2019-12-07 11:16:34,896 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 11:16:34,896 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 9304 transitions. [2019-12-07 11:16:34,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2019-12-07 11:16:34,899 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:34,899 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:16:34,899 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:34,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:34,899 INFO L82 PathProgramCache]: Analyzing trace with hash -474624313, now seen corresponding path program 1 times [2019-12-07 11:16:34,900 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:34,900 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539069541] [2019-12-07 11:16:34,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:35,124 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2019-12-07 11:16:35,124 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539069541] [2019-12-07 11:16:35,125 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:35,125 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 11:16:35,125 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870766448] [2019-12-07 11:16:35,125 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:16:35,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:35,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:16:35,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:16:35,126 INFO L87 Difference]: Start difference. First operand 8558 states and 9304 transitions. Second operand 4 states. [2019-12-07 11:16:36,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:36,615 INFO L93 Difference]: Finished difference Result 22049 states and 24084 transitions. [2019-12-07 11:16:36,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:16:36,615 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 466 [2019-12-07 11:16:36,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:36,627 INFO L225 Difference]: With dead ends: 22049 [2019-12-07 11:16:36,627 INFO L226 Difference]: Without dead ends: 13822 [2019-12-07 11:16:36,634 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 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 11:16:36,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2019-12-07 11:16:36,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 12177. [2019-12-07 11:16:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12177 states. [2019-12-07 11:16:36,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 13119 transitions. [2019-12-07 11:16:36,741 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 13119 transitions. Word has length 466 [2019-12-07 11:16:36,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:36,742 INFO L462 AbstractCegarLoop]: Abstraction has 12177 states and 13119 transitions. [2019-12-07 11:16:36,742 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:16:36,742 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 13119 transitions. [2019-12-07 11:16:36,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2019-12-07 11:16:36,746 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:36,747 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:16:36,747 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:36,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:36,747 INFO L82 PathProgramCache]: Analyzing trace with hash -814961151, now seen corresponding path program 1 times [2019-12-07 11:16:36,747 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:36,747 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305620034] [2019-12-07 11:16:36,748 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:37,065 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 368 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-12-07 11:16:37,066 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305620034] [2019-12-07 11:16:37,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:37,066 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 11:16:37,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033049098] [2019-12-07 11:16:37,067 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:16:37,067 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:37,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:16:37,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:16:37,067 INFO L87 Difference]: Start difference. First operand 12177 states and 13119 transitions. Second operand 4 states. [2019-12-07 11:16:38,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:38,288 INFO L93 Difference]: Finished difference Result 25339 states and 27265 transitions. [2019-12-07 11:16:38,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:16:38,288 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 529 [2019-12-07 11:16:38,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:38,301 INFO L225 Difference]: With dead ends: 25339 [2019-12-07 11:16:38,301 INFO L226 Difference]: Without dead ends: 13493 [2019-12-07 11:16:38,309 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 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 11:16:38,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2019-12-07 11:16:38,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 13164. [2019-12-07 11:16:38,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13164 states. [2019-12-07 11:16:38,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13922 transitions. [2019-12-07 11:16:38,418 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13922 transitions. Word has length 529 [2019-12-07 11:16:38,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:38,418 INFO L462 AbstractCegarLoop]: Abstraction has 13164 states and 13922 transitions. [2019-12-07 11:16:38,418 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:16:38,418 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13922 transitions. [2019-12-07 11:16:38,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2019-12-07 11:16:38,423 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:38,423 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:16:38,424 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:38,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:38,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1341668598, now seen corresponding path program 1 times [2019-12-07 11:16:38,424 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:38,424 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091881930] [2019-12-07 11:16:38,424 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:38,696 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 490 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-07 11:16:38,696 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091881930] [2019-12-07 11:16:38,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:38,696 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 11:16:38,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197819400] [2019-12-07 11:16:38,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:16:38,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:38,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:16:38,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:16:38,698 INFO L87 Difference]: Start difference. First operand 13164 states and 13922 transitions. Second operand 4 states. [2019-12-07 11:16:40,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:40,123 INFO L93 Difference]: Finished difference Result 25997 states and 27511 transitions. [2019-12-07 11:16:40,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:16:40,124 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 563 [2019-12-07 11:16:40,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:40,142 INFO L225 Difference]: With dead ends: 25997 [2019-12-07 11:16:40,142 INFO L226 Difference]: Without dead ends: 13164 [2019-12-07 11:16:40,154 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 11:16:40,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2019-12-07 11:16:40,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12177. [2019-12-07 11:16:40,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12177 states. [2019-12-07 11:16:40,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12703 transitions. [2019-12-07 11:16:40,236 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12703 transitions. Word has length 563 [2019-12-07 11:16:40,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:40,236 INFO L462 AbstractCegarLoop]: Abstraction has 12177 states and 12703 transitions. [2019-12-07 11:16:40,236 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:16:40,236 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12703 transitions. [2019-12-07 11:16:40,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 783 [2019-12-07 11:16:40,245 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:40,245 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 11:16:40,246 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:40,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:40,246 INFO L82 PathProgramCache]: Analyzing trace with hash 219404322, now seen corresponding path program 1 times [2019-12-07 11:16:40,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:40,246 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808613179] [2019-12-07 11:16:40,246 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:40,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 499 proven. 6 refuted. 0 times theorem prover too weak. 568 trivial. 0 not checked. [2019-12-07 11:16:40,768 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808613179] [2019-12-07 11:16:40,769 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598380609] [2019-12-07 11:16:40,769 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/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 11:16:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:40,896 INFO L264 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:16:40,909 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:16:41,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2019-12-07 11:16:41,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 11:16:41,224 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-12-07 11:16:41,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963917214] [2019-12-07 11:16:41,224 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 11:16:41,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:41,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 11:16:41,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:16:41,225 INFO L87 Difference]: Start difference. First operand 12177 states and 12703 transitions. Second operand 3 states. [2019-12-07 11:16:41,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:41,869 INFO L93 Difference]: Finished difference Result 24023 states and 25073 transitions. [2019-12-07 11:16:41,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:16:41,869 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 782 [2019-12-07 11:16:41,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:41,878 INFO L225 Difference]: With dead ends: 24023 [2019-12-07 11:16:41,878 INFO L226 Difference]: Without dead ends: 12177 [2019-12-07 11:16:41,883 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 786 GetRequests, 782 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 11:16:41,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2019-12-07 11:16:41,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 11848. [2019-12-07 11:16:41,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2019-12-07 11:16:41,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12329 transitions. [2019-12-07 11:16:41,960 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12329 transitions. Word has length 782 [2019-12-07 11:16:41,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:41,960 INFO L462 AbstractCegarLoop]: Abstraction has 11848 states and 12329 transitions. [2019-12-07 11:16:41,960 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 11:16:41,960 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12329 transitions. [2019-12-07 11:16:41,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1109 [2019-12-07 11:16:41,974 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:41,975 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:16:42,176 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:16:42,176 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:42,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:42,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1103257915, now seen corresponding path program 1 times [2019-12-07 11:16:42,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:42,178 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464811016] [2019-12-07 11:16:42,178 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:43,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2201 backedges. 1385 proven. 6 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2019-12-07 11:16:43,202 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464811016] [2019-12-07 11:16:43,202 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955587367] [2019-12-07 11:16:43,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:16:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:43,371 INFO L264 TraceCheckSpWp]: Trace formula consists of 1290 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:16:43,379 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:16:44,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2201 backedges. 1385 proven. 0 refuted. 0 times theorem prover too weak. 816 trivial. 0 not checked. [2019-12-07 11:16:44,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 11:16:44,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-12-07 11:16:44,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38293235] [2019-12-07 11:16:44,049 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 11:16:44,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:44,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 11:16:44,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 11:16:44,049 INFO L87 Difference]: Start difference. First operand 11848 states and 12329 transitions. Second operand 3 states. [2019-12-07 11:16:44,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:44,910 INFO L93 Difference]: Finished difference Result 27313 states and 28451 transitions. [2019-12-07 11:16:44,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:16:44,911 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1108 [2019-12-07 11:16:44,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:44,930 INFO L225 Difference]: With dead ends: 27313 [2019-12-07 11:16:44,930 INFO L226 Difference]: Without dead ends: 14151 [2019-12-07 11:16:44,939 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1112 GetRequests, 1108 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 11:16:44,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2019-12-07 11:16:45,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 13822. [2019-12-07 11:16:45,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13822 states. [2019-12-07 11:16:45,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14225 transitions. [2019-12-07 11:16:45,036 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14225 transitions. Word has length 1108 [2019-12-07 11:16:45,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:45,037 INFO L462 AbstractCegarLoop]: Abstraction has 13822 states and 14225 transitions. [2019-12-07 11:16:45,037 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 11:16:45,037 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14225 transitions. [2019-12-07 11:16:45,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1516 [2019-12-07 11:16:45,063 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:45,064 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:16:45,264 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:16:45,265 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:45,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:45,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1261186966, now seen corresponding path program 1 times [2019-12-07 11:16:45,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:45,267 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028986401] [2019-12-07 11:16:45,267 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:47,641 INFO L134 CoverageAnalysis]: Checked inductivity of 3579 backedges. 2651 proven. 0 refuted. 0 times theorem prover too weak. 928 trivial. 0 not checked. [2019-12-07 11:16:47,641 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028986401] [2019-12-07 11:16:47,642 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:47,642 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 11:16:47,642 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377103746] [2019-12-07 11:16:47,643 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 11:16:47,643 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:47,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 11:16:47,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-07 11:16:47,643 INFO L87 Difference]: Start difference. First operand 13822 states and 14225 transitions. Second operand 6 states. [2019-12-07 11:16:49,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:49,092 INFO L93 Difference]: Finished difference Result 27980 states and 28793 transitions. [2019-12-07 11:16:49,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 11:16:49,092 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1515 [2019-12-07 11:16:49,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:49,101 INFO L225 Difference]: With dead ends: 27980 [2019-12-07 11:16:49,101 INFO L226 Difference]: Without dead ends: 14489 [2019-12-07 11:16:49,106 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-12-07 11:16:49,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14489 states. [2019-12-07 11:16:49,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14489 to 14151. [2019-12-07 11:16:49,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14151 states. [2019-12-07 11:16:49,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14151 states to 14151 states and 14552 transitions. [2019-12-07 11:16:49,210 INFO L78 Accepts]: Start accepts. Automaton has 14151 states and 14552 transitions. Word has length 1515 [2019-12-07 11:16:49,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:49,211 INFO L462 AbstractCegarLoop]: Abstraction has 14151 states and 14552 transitions. [2019-12-07 11:16:49,211 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 11:16:49,211 INFO L276 IsEmpty]: Start isEmpty. Operand 14151 states and 14552 transitions. [2019-12-07 11:16:49,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1670 [2019-12-07 11:16:49,236 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:49,237 INFO L410 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 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, 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, 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, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:16:49,237 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:49,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:49,238 INFO L82 PathProgramCache]: Analyzing trace with hash -1235857276, now seen corresponding path program 1 times [2019-12-07 11:16:49,238 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:49,238 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750914515] [2019-12-07 11:16:49,238 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:50,919 INFO L134 CoverageAnalysis]: Checked inductivity of 5321 backedges. 3203 proven. 0 refuted. 0 times theorem prover too weak. 2118 trivial. 0 not checked. [2019-12-07 11:16:50,920 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750914515] [2019-12-07 11:16:50,920 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:16:50,920 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 11:16:50,920 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548124514] [2019-12-07 11:16:50,921 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 11:16:50,921 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:50,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 11:16:50,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 11:16:50,921 INFO L87 Difference]: Start difference. First operand 14151 states and 14552 transitions. Second operand 4 states. [2019-12-07 11:16:51,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:51,948 INFO L93 Difference]: Finished difference Result 32577 states and 33501 transitions. [2019-12-07 11:16:51,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:16:51,948 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1669 [2019-12-07 11:16:51,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:51,959 INFO L225 Difference]: With dead ends: 32577 [2019-12-07 11:16:51,959 INFO L226 Difference]: Without dead ends: 16454 [2019-12-07 11:16:51,966 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 11:16:51,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2019-12-07 11:16:52,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 13493. [2019-12-07 11:16:52,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13493 states. [2019-12-07 11:16:52,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13808 transitions. [2019-12-07 11:16:52,061 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13808 transitions. Word has length 1669 [2019-12-07 11:16:52,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:52,062 INFO L462 AbstractCegarLoop]: Abstraction has 13493 states and 13808 transitions. [2019-12-07 11:16:52,062 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 11:16:52,062 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13808 transitions. [2019-12-07 11:16:52,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1745 [2019-12-07 11:16:52,089 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:16:52,090 INFO L410 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:16:52,090 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:16:52,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:16:52,090 INFO L82 PathProgramCache]: Analyzing trace with hash 742208105, now seen corresponding path program 1 times [2019-12-07 11:16:52,090 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:16:52,090 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986865599] [2019-12-07 11:16:52,091 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:16:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:55,347 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 2716 proven. 599 refuted. 0 times theorem prover too weak. 2391 trivial. 0 not checked. [2019-12-07 11:16:55,347 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986865599] [2019-12-07 11:16:55,347 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [479803100] [2019-12-07 11:16:55,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:16:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:16:55,597 INFO L264 TraceCheckSpWp]: Trace formula consists of 1995 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 11:16:55,612 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:16:57,480 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 3094 proven. 0 refuted. 0 times theorem prover too weak. 2612 trivial. 0 not checked. [2019-12-07 11:16:57,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 11:16:57,481 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-12-07 11:16:57,481 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119929433] [2019-12-07 11:16:57,482 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 11:16:57,482 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:16:57,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 11:16:57,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-12-07 11:16:57,482 INFO L87 Difference]: Start difference. First operand 13493 states and 13808 transitions. Second operand 3 states. [2019-12-07 11:16:58,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:16:58,104 INFO L93 Difference]: Finished difference Result 26653 states and 27282 transitions. [2019-12-07 11:16:58,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 11:16:58,104 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1744 [2019-12-07 11:16:58,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:16:58,105 INFO L225 Difference]: With dead ends: 26653 [2019-12-07 11:16:58,105 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 11:16:58,112 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1753 GetRequests, 1744 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-12-07 11:16:58,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 11:16:58,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 11:16:58,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 11:16:58,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 11:16:58,112 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1744 [2019-12-07 11:16:58,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:16:58,113 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 11:16:58,113 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 11:16:58,113 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 11:16:58,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 11:16:58,313 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 11:16:58,317 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 11:16:58,443 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 169 [2019-12-07 11:16:59,202 WARN L192 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 66 [2019-12-07 11:16:59,759 WARN L192 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 66 [2019-12-07 11:17:00,303 WARN L192 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 66 [2019-12-07 11:17:00,305 INFO L246 CegarLoopResult]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,305 INFO L246 CegarLoopResult]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,305 INFO L246 CegarLoopResult]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,305 INFO L246 CegarLoopResult]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,305 INFO L246 CegarLoopResult]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,305 INFO L246 CegarLoopResult]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,305 INFO L246 CegarLoopResult]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-12-07 11:17:00,306 INFO L242 CegarLoopResult]: At program point L1491(lines 23 1492) the Hoare annotation is: (let ((.cse4 (= ~a12~0 8)) (.cse1 (= ~a12~0 7))) (let ((.cse12 (<= 4 ~a15~0)) (.cse11 (= ~a12~0 5)) (.cse8 (= ~a12~0 6)) (.cse9 (not (= ~a16~0 10))) (.cse7 (<= ~a16~0 11)) (.cse6 (<= ~a15~0 3)) (.cse0 (= ~a16~0 9)) (.cse2 (= ~a16~0 8)) (.cse3 (<= ~a18~0 134)) (.cse14 (not .cse1)) (.cse5 (<= ~a16~0 8)) (.cse13 (not .cse4)) (.cse10 (< 0 (+ ~a18~0 156)))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6) (and .cse7 .cse8) (and .cse9 .cse10 .cse6) (and .cse0 .cse4 .cse10) (and (= ~a15~0 3) .cse11) (and (<= (+ ~a18~0 87) 0) .cse0 .cse12 .cse13) (and .cse4 .cse6) (and .cse7 .cse12 .cse11) (and (<= 12 ~a16~0) (not .cse8) .cse14 .cse6) (and .cse9 (or (and .cse7 (not (= ~a12~0 9)) .cse6) (and (= ~a16~0 11) .cse6))) (and .cse0 (<= (+ ~a18~0 79) 0) .cse10) (and .cse2 .cse1 .cse3) (and .cse14 .cse5 .cse13 .cse10)))) [2019-12-07 11:17:00,306 INFO L246 CegarLoopResult]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,307 INFO L246 CegarLoopResult]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,308 INFO L246 CegarLoopResult]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L242 CegarLoopResult]: At program point L1764(lines 1494 1765) the Hoare annotation is: (let ((.cse4 (= ~a12~0 8)) (.cse1 (= ~a12~0 7))) (let ((.cse12 (<= 4 ~a15~0)) (.cse11 (= ~a12~0 5)) (.cse8 (= ~a12~0 6)) (.cse9 (not (= ~a16~0 10))) (.cse7 (<= ~a16~0 11)) (.cse6 (<= ~a15~0 3)) (.cse0 (= ~a16~0 9)) (.cse2 (= ~a16~0 8)) (.cse3 (<= ~a18~0 134)) (.cse14 (not .cse1)) (.cse5 (<= ~a16~0 8)) (.cse13 (not .cse4)) (.cse10 (< 0 (+ ~a18~0 156)))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6) (and .cse7 .cse8) (and .cse9 .cse10 .cse6) (and .cse0 .cse4 .cse10) (and (= ~a15~0 3) .cse11) (and (<= (+ ~a18~0 87) 0) .cse0 .cse12 .cse13) (and .cse4 .cse6) (and .cse7 .cse12 .cse11) (and (<= 12 ~a16~0) (not .cse8) .cse14 .cse6) (and .cse9 (or (and .cse7 (not (= ~a12~0 9)) .cse6) (and (= ~a16~0 11) .cse6))) (and .cse0 (<= (+ ~a18~0 79) 0) .cse10) (and .cse2 .cse1 .cse3) (and .cse14 .cse5 .cse13 .cse10)))) [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,309 INFO L246 CegarLoopResult]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L249 CegarLoopResult]: At program point L1767(lines 1767 1783) the Hoare annotation is: true [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,310 INFO L246 CegarLoopResult]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,311 INFO L246 CegarLoopResult]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L242 CegarLoopResult]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse4 (= ~a12~0 8)) (.cse1 (= ~a12~0 7))) (let ((.cse12 (<= 4 ~a15~0)) (.cse11 (= ~a12~0 5)) (.cse8 (= ~a12~0 6)) (.cse9 (not (= ~a16~0 10))) (.cse7 (<= ~a16~0 11)) (.cse6 (<= ~a15~0 3)) (.cse0 (= ~a16~0 9)) (.cse2 (= ~a16~0 8)) (.cse3 (<= ~a18~0 134)) (.cse14 (not .cse1)) (.cse5 (<= ~a16~0 8)) (.cse13 (not .cse4)) (.cse10 (< 0 (+ ~a18~0 156)))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6) (and .cse7 .cse8) (and .cse9 .cse10 .cse6) (and .cse0 .cse4 .cse10) (and (= ~a15~0 3) .cse11) (and (<= (+ ~a18~0 87) 0) .cse0 .cse12 .cse13) (and .cse4 .cse6) (and .cse7 .cse12 .cse11) (and (<= 12 ~a16~0) (not .cse8) .cse14 .cse6) (and .cse9 (or (and .cse7 (not (= ~a12~0 9)) .cse6) (and (= ~a16~0 11) .cse6))) (and .cse0 (<= (+ ~a18~0 79) 0) .cse10) (and .cse2 .cse1 .cse3) (and .cse14 .cse5 .cse13 .cse10)))) [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,312 INFO L246 CegarLoopResult]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,313 INFO L246 CegarLoopResult]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L1778(line 1778) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,314 INFO L246 CegarLoopResult]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,315 INFO L246 CegarLoopResult]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-12-07 11:17:00,316 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,317 INFO L246 CegarLoopResult]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,318 INFO L246 CegarLoopResult]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,319 INFO L246 CegarLoopResult]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-12-07 11:17:00,320 INFO L246 CegarLoopResult]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,321 INFO L246 CegarLoopResult]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,322 INFO L246 CegarLoopResult]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,323 INFO L246 CegarLoopResult]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,324 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-12-07 11:17:00,325 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-12-07 11:17:00,325 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-12-07 11:17:00,325 INFO L246 CegarLoopResult]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,325 INFO L246 CegarLoopResult]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2019-12-07 11:17:00,325 INFO L246 CegarLoopResult]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,325 INFO L246 CegarLoopResult]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2019-12-07 11:17:00,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 11:17:00 BoogieIcfgContainer [2019-12-07 11:17:00,343 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 11:17:00,343 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 11:17:00,343 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 11:17:00,343 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 11:17:00,343 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:16:18" (3/4) ... [2019-12-07 11:17:00,346 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 11:17:00,370 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 11:17:00,373 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 11:17:00,499 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ccc78787-9268-48d7-a520-6b032c833488/bin/uautomizer/witness.graphml [2019-12-07 11:17:00,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 11:17:00,500 INFO L168 Benchmark]: Toolchain (without parser) took 43890.87 ms. Allocated memory was 1.0 GB in the beginning and 3.5 GB in the end (delta: 2.5 GB). Free memory was 927.3 MB in the beginning and 952.9 MB in the end (delta: -25.6 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2019-12-07 11:17:00,501 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:17:00,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 927.3 MB in the beginning and 1.0 GB in the end (delta: -100.1 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2019-12-07 11:17:00,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.63 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: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-12-07 11:17:00,501 INFO L168 Benchmark]: Boogie Preprocessor took 80.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 988.3 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2019-12-07 11:17:00,502 INFO L168 Benchmark]: RCFGBuilder took 1450.78 ms. Allocated memory is still 1.1 GB. Free memory was 988.3 MB in the beginning and 969.6 MB in the end (delta: 18.7 MB). Peak memory consumption was 186.5 MB. Max. memory is 11.5 GB. [2019-12-07 11:17:00,502 INFO L168 Benchmark]: TraceAbstraction took 41466.30 ms. Allocated memory was 1.1 GB in the beginning and 3.5 GB in the end (delta: 2.4 GB). Free memory was 969.6 MB in the beginning and 1.0 GB in the end (delta: -53.6 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2019-12-07 11:17:00,502 INFO L168 Benchmark]: Witness Printer took 156.54 ms. Allocated memory is still 3.5 GB. Free memory was 1.0 GB in the beginning and 952.9 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 11.5 GB. [2019-12-07 11:17:00,503 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 618.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 927.3 MB in the beginning and 1.0 GB in the end (delta: -100.1 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 114.63 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: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 80.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 988.3 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1450.78 ms. Allocated memory is still 1.1 GB. Free memory was 988.3 MB in the beginning and 969.6 MB in the end (delta: 18.7 MB). Peak memory consumption was 186.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 41466.30 ms. Allocated memory was 1.1 GB in the beginning and 3.5 GB in the end (delta: 2.4 GB). Free memory was 969.6 MB in the beginning and 1.0 GB in the end (delta: -53.6 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. * Witness Printer took 156.54 ms. Allocated memory is still 3.5 GB. Free memory was 1.0 GB in the beginning and 952.9 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 23]: Loop Invariant Derived loop invariant: ((((((((((((((a16 == 9 && a12 == 7) || ((a16 == 8 && a18 <= 134) && a12 == 8)) || (a16 <= 8 && a15 <= 3)) || (a16 <= 11 && a12 == 6)) || ((!(a16 == 10) && 0 < a18 + 156) && a15 <= 3)) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || (a15 == 3 && a12 == 5)) || (((a18 + 87 <= 0 && a16 == 9) && 4 <= a15) && !(a12 == 8))) || (a12 == 8 && a15 <= 3)) || ((a16 <= 11 && 4 <= a15) && a12 == 5)) || (((12 <= a16 && !(a12 == 6)) && !(a12 == 7)) && a15 <= 3)) || (!(a16 == 10) && (((a16 <= 11 && !(a12 == 9)) && a15 <= 3) || (a16 == 11 && a15 <= 3)))) || ((a16 == 9 && a18 + 79 <= 0) && 0 < a18 + 156)) || ((a16 == 8 && a12 == 7) && a18 <= 134)) || (((!(a12 == 7) && a16 <= 8) && !(a12 == 8)) && 0 < a18 + 156) - InvariantResult [Line: 1494]: Loop Invariant Derived loop invariant: ((((((((((((((a16 == 9 && a12 == 7) || ((a16 == 8 && a18 <= 134) && a12 == 8)) || (a16 <= 8 && a15 <= 3)) || (a16 <= 11 && a12 == 6)) || ((!(a16 == 10) && 0 < a18 + 156) && a15 <= 3)) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || (a15 == 3 && a12 == 5)) || (((a18 + 87 <= 0 && a16 == 9) && 4 <= a15) && !(a12 == 8))) || (a12 == 8 && a15 <= 3)) || ((a16 <= 11 && 4 <= a15) && a12 == 5)) || (((12 <= a16 && !(a12 == 6)) && !(a12 == 7)) && a15 <= 3)) || (!(a16 == 10) && (((a16 <= 11 && !(a12 == 9)) && a15 <= 3) || (a16 == 11 && a15 <= 3)))) || ((a16 == 9 && a18 + 79 <= 0) && 0 < a18 + 156)) || ((a16 == 8 && a12 == 7) && a18 <= 134)) || (((!(a12 == 7) && a16 <= 8) && !(a12 == 8)) && 0 < a18 + 156) - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: ((((((((((((((a16 == 9 && a12 == 7) || ((a16 == 8 && a18 <= 134) && a12 == 8)) || (a16 <= 8 && a15 <= 3)) || (a16 <= 11 && a12 == 6)) || ((!(a16 == 10) && 0 < a18 + 156) && a15 <= 3)) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || (a15 == 3 && a12 == 5)) || (((a18 + 87 <= 0 && a16 == 9) && 4 <= a15) && !(a12 == 8))) || (a12 == 8 && a15 <= 3)) || ((a16 <= 11 && 4 <= a15) && a12 == 5)) || (((12 <= a16 && !(a12 == 6)) && !(a12 == 7)) && a15 <= 3)) || (!(a16 == 10) && (((a16 <= 11 && !(a12 == 9)) && a15 <= 3) || (a16 == 11 && a15 <= 3)))) || ((a16 == 9 && a18 + 79 <= 0) && 0 < a18 + 156)) || ((a16 == 8 && a12 == 7) && a18 <= 134)) || (((!(a12 == 7) && a16 <= 8) && !(a12 == 8)) && 0 < a18 + 156) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Result: SAFE, OverallTime: 39.3s, OverallIterations: 15, TraceHistogramMax: 10, AutomataDifference: 22.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, HoareTripleCheckerStatistics: 2784 SDtfs, 7256 SDslu, 191 SDs, 0 SdLazy, 22892 SolverSat, 3529 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3904 GetRequests, 3850 SyntacticMatches, 5 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14151occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 11855 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 179 NumberOfFragments, 532 HoareAnnotationTreeSize, 4 FomulaSimplifications, 4279 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 14717 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 13778 NumberOfCodeBlocks, 13778 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 13759 ConstructedInterpolants, 0 QuantifiedInterpolants, 40052908 SizeOfPredicates, 2 NumberOfNonLiveVariables, 4481 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 28813/29426 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...