./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label11.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_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label11.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/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 7ac7639a72133e31492d63978588a646cea9108e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:02:31,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:02:31,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:02:31,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:02:31,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:02:31,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:02:31,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:02:31,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:02:31,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:02:31,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:02:31,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:02:31,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:02:31,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:02:31,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:02:31,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:02:31,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:02:31,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:02:31,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:02:31,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:02:31,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:02:31,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:02:31,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:02:31,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:02:31,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:02:31,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:02:31,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:02:31,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:02:31,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:02:31,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:02:31,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:02:31,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:02:31,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:02:31,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:02:31,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:02:31,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:02:31,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:02:31,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:02:31,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:02:31,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:02:31,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:02:31,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:02:31,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 14:02:31,224 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:02:31,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:02:31,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:02:31,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:02:31,226 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:02:31,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:02:31,226 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:02:31,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:02:31,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:02:31,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:02:31,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:02:31,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:02:31,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:02:31,227 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:02:31,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:02:31,227 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:02:31,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:02:31,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:02:31,227 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:02:31,227 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:02:31,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:02:31,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:02:31,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:02:31,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:02:31,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:02:31,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 14:02:31,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:02:31,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:02:31,229 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:02:31,229 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_cb4dab15-2ba4-4236-a161-6501132e882b/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 -> 7ac7639a72133e31492d63978588a646cea9108e [2019-12-07 14:02:31,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:02:31,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:02:31,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:02:31,350 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:02:31,351 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:02:31,351 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem15_label11.c [2019-12-07 14:02:31,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/data/27cac0947/0d6a9baf410e45c4b626651663cb19ff/FLAG1ab909fd1 [2019-12-07 14:02:31,901 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:02:31,901 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/sv-benchmarks/c/eca-rers2012/Problem15_label11.c [2019-12-07 14:02:31,914 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/data/27cac0947/0d6a9baf410e45c4b626651663cb19ff/FLAG1ab909fd1 [2019-12-07 14:02:32,423 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/data/27cac0947/0d6a9baf410e45c4b626651663cb19ff [2019-12-07 14:02:32,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:02:32,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:02:32,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:02:32,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:02:32,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:02:32,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:02:32" (1/1) ... [2019-12-07 14:02:32,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ffc5a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:32, skipping insertion in model container [2019-12-07 14:02:32,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:02:32" (1/1) ... [2019-12-07 14:02:32,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:02:32,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:02:32,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:02:32,920 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:02:33,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:02:33,096 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:02:33,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33 WrapperNode [2019-12-07 14:02:33,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:02:33,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:02:33,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:02:33,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:02:33,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (1/1) ... [2019-12-07 14:02:33,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (1/1) ... [2019-12-07 14:02:33,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:02:33,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:02:33,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:02:33,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:02:33,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (1/1) ... [2019-12-07 14:02:33,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (1/1) ... [2019-12-07 14:02:33,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (1/1) ... [2019-12-07 14:02:33,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (1/1) ... [2019-12-07 14:02:33,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (1/1) ... [2019-12-07 14:02:33,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (1/1) ... [2019-12-07 14:02:33,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (1/1) ... [2019-12-07 14:02:33,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:02:33,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:02:33,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:02:33,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:02:33,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/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 14:02:33,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:02:33,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:02:35,090 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:02:35,090 INFO L287 CfgBuilder]: Removed 9 assume(true) statements. [2019-12-07 14:02:35,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:02:35 BoogieIcfgContainer [2019-12-07 14:02:35,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:02:35,092 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:02:35,092 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:02:35,094 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:02:35,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:02:32" (1/3) ... [2019-12-07 14:02:35,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78eae59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:02:35, skipping insertion in model container [2019-12-07 14:02:35,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:02:33" (2/3) ... [2019-12-07 14:02:35,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78eae59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:02:35, skipping insertion in model container [2019-12-07 14:02:35,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:02:35" (3/3) ... [2019-12-07 14:02:35,096 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem15_label11.c [2019-12-07 14:02:35,102 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:02:35,107 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 14:02:35,115 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 14:02:35,134 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:02:35,134 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:02:35,135 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:02:35,135 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:02:35,135 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:02:35,135 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:02:35,135 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:02:35,135 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:02:35,151 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states. [2019-12-07 14:02:35,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-07 14:02:35,157 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:02:35,157 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:02:35,157 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:02:35,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:02:35,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1246856209, now seen corresponding path program 1 times [2019-12-07 14:02:35,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:02:35,167 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784602347] [2019-12-07 14:02:35,167 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:02:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:35,337 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 14:02:35,338 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784602347] [2019-12-07 14:02:35,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:02:35,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 14:02:35,340 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412645146] [2019-12-07 14:02:35,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:02:35,345 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:02:35,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:02:35,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:02:35,359 INFO L87 Difference]: Start difference. First operand 424 states. Second operand 4 states. [2019-12-07 14:02:37,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:02:37,957 INFO L93 Difference]: Finished difference Result 1466 states and 2714 transitions. [2019-12-07 14:02:37,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:02:37,958 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 55 [2019-12-07 14:02:37,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:02:37,973 INFO L225 Difference]: With dead ends: 1466 [2019-12-07 14:02:37,973 INFO L226 Difference]: Without dead ends: 975 [2019-12-07 14:02:37,977 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 14:02:37,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states. [2019-12-07 14:02:38,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 973. [2019-12-07 14:02:38,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 973 states. [2019-12-07 14:02:38,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 1485 transitions. [2019-12-07 14:02:38,044 INFO L78 Accepts]: Start accepts. Automaton has 973 states and 1485 transitions. Word has length 55 [2019-12-07 14:02:38,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:02:38,045 INFO L462 AbstractCegarLoop]: Abstraction has 973 states and 1485 transitions. [2019-12-07 14:02:38,045 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:02:38,045 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1485 transitions. [2019-12-07 14:02:38,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-07 14:02:38,050 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:02:38,051 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:02:38,051 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:02:38,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:02:38,051 INFO L82 PathProgramCache]: Analyzing trace with hash 521697686, now seen corresponding path program 1 times [2019-12-07 14:02:38,052 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:02:38,052 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049142726] [2019-12-07 14:02:38,052 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:02:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:38,223 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:02:38,223 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049142726] [2019-12-07 14:02:38,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:02:38,223 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 14:02:38,223 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521020812] [2019-12-07 14:02:38,224 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:02:38,224 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:02:38,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:02:38,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:02:38,225 INFO L87 Difference]: Start difference. First operand 973 states and 1485 transitions. Second operand 4 states. [2019-12-07 14:02:40,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:02:40,276 INFO L93 Difference]: Finished difference Result 3745 states and 5745 transitions. [2019-12-07 14:02:40,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:02:40,276 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 167 [2019-12-07 14:02:40,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:02:40,287 INFO L225 Difference]: With dead ends: 3745 [2019-12-07 14:02:40,287 INFO L226 Difference]: Without dead ends: 2774 [2019-12-07 14:02:40,289 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 14:02:40,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2774 states. [2019-12-07 14:02:40,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2774 to 1871. [2019-12-07 14:02:40,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1871 states. [2019-12-07 14:02:40,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1871 states and 2498 transitions. [2019-12-07 14:02:40,320 INFO L78 Accepts]: Start accepts. Automaton has 1871 states and 2498 transitions. Word has length 167 [2019-12-07 14:02:40,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:02:40,321 INFO L462 AbstractCegarLoop]: Abstraction has 1871 states and 2498 transitions. [2019-12-07 14:02:40,321 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:02:40,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2498 transitions. [2019-12-07 14:02:40,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-12-07 14:02:40,325 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:02:40,325 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-12-07 14:02:40,325 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:02:40,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:02:40,326 INFO L82 PathProgramCache]: Analyzing trace with hash -256885756, now seen corresponding path program 1 times [2019-12-07 14:02:40,326 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:02:40,326 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098473041] [2019-12-07 14:02:40,326 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:02:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:40,711 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-07 14:02:40,711 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098473041] [2019-12-07 14:02:40,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:02:40,711 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 14:02:40,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351583092] [2019-12-07 14:02:40,712 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 14:02:40,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:02:40,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 14:02:40,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:02:40,713 INFO L87 Difference]: Start difference. First operand 1871 states and 2498 transitions. Second operand 5 states. [2019-12-07 14:02:43,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:02:43,912 INFO L93 Difference]: Finished difference Result 4639 states and 5973 transitions. [2019-12-07 14:02:43,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:02:43,912 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 327 [2019-12-07 14:02:43,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:02:43,922 INFO L225 Difference]: With dead ends: 4639 [2019-12-07 14:02:43,923 INFO L226 Difference]: Without dead ends: 2770 [2019-12-07 14:02:43,925 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:02:43,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2770 states. [2019-12-07 14:02:43,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2770 to 2470. [2019-12-07 14:02:43,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2470 states. [2019-12-07 14:02:43,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2470 states and 3139 transitions. [2019-12-07 14:02:43,958 INFO L78 Accepts]: Start accepts. Automaton has 2470 states and 3139 transitions. Word has length 327 [2019-12-07 14:02:43,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:02:43,959 INFO L462 AbstractCegarLoop]: Abstraction has 2470 states and 3139 transitions. [2019-12-07 14:02:43,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:02:43,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 3139 transitions. [2019-12-07 14:02:43,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2019-12-07 14:02:43,964 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:02:43,964 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:02:43,964 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:02:43,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:02:43,965 INFO L82 PathProgramCache]: Analyzing trace with hash -52089934, now seen corresponding path program 1 times [2019-12-07 14:02:43,965 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:02:43,965 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461744159] [2019-12-07 14:02:43,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:02:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:44,595 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 102 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:02:44,596 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461744159] [2019-12-07 14:02:44,596 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1334474897] [2019-12-07 14:02:44,596 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/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 14:02:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:44,690 INFO L264 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:02:44,701 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:02:44,826 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:02:44,826 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 14:02:44,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2019-12-07 14:02:44,827 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397392056] [2019-12-07 14:02:44,827 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 14:02:44,827 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:02:44,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 14:02:44,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-12-07 14:02:44,828 INFO L87 Difference]: Start difference. First operand 2470 states and 3139 transitions. Second operand 3 states. [2019-12-07 14:02:46,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:02:46,999 INFO L93 Difference]: Finished difference Result 5547 states and 7133 transitions. [2019-12-07 14:02:46,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:02:46,999 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 401 [2019-12-07 14:02:47,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:02:47,012 INFO L225 Difference]: With dead ends: 5547 [2019-12-07 14:02:47,012 INFO L226 Difference]: Without dead ends: 3079 [2019-12-07 14:02:47,015 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 401 SyntacticMatches, 9 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-12-07 14:02:47,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3079 states. [2019-12-07 14:02:47,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3079 to 3077. [2019-12-07 14:02:47,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3077 states. [2019-12-07 14:02:47,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 3077 states and 3865 transitions. [2019-12-07 14:02:47,075 INFO L78 Accepts]: Start accepts. Automaton has 3077 states and 3865 transitions. Word has length 401 [2019-12-07 14:02:47,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:02:47,076 INFO L462 AbstractCegarLoop]: Abstraction has 3077 states and 3865 transitions. [2019-12-07 14:02:47,076 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 14:02:47,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 3865 transitions. [2019-12-07 14:02:47,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2019-12-07 14:02:47,080 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:02:47,080 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:02:47,281 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:02:47,281 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:02:47,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:02:47,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1721986535, now seen corresponding path program 1 times [2019-12-07 14:02:47,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:02:47,281 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565699155] [2019-12-07 14:02:47,282 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:02:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:47,983 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 343 proven. 3 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-07 14:02:47,983 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565699155] [2019-12-07 14:02:47,983 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289945232] [2019-12-07 14:02:47,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/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 14:02:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:48,070 INFO L264 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:02:48,075 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:02:48,161 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 309 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-12-07 14:02:48,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 14:02:48,162 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2019-12-07 14:02:48,162 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867545189] [2019-12-07 14:02:48,162 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 14:02:48,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:02:48,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 14:02:48,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:02:48,163 INFO L87 Difference]: Start difference. First operand 3077 states and 3865 transitions. Second operand 3 states. [2019-12-07 14:02:50,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:02:50,011 INFO L93 Difference]: Finished difference Result 6750 states and 8572 transitions. [2019-12-07 14:02:50,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:02:50,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 418 [2019-12-07 14:02:50,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:02:50,025 INFO L225 Difference]: With dead ends: 6750 [2019-12-07 14:02:50,025 INFO L226 Difference]: Without dead ends: 3675 [2019-12-07 14:02:50,028 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 417 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:02:50,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3675 states. [2019-12-07 14:02:50,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3675 to 3675. [2019-12-07 14:02:50,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3675 states. [2019-12-07 14:02:50,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 3675 states and 4637 transitions. [2019-12-07 14:02:50,074 INFO L78 Accepts]: Start accepts. Automaton has 3675 states and 4637 transitions. Word has length 418 [2019-12-07 14:02:50,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:02:50,074 INFO L462 AbstractCegarLoop]: Abstraction has 3675 states and 4637 transitions. [2019-12-07 14:02:50,074 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 14:02:50,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3675 states and 4637 transitions. [2019-12-07 14:02:50,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2019-12-07 14:02:50,078 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:02:50,078 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 14:02:50,279 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:02:50,279 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:02:50,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:02:50,280 INFO L82 PathProgramCache]: Analyzing trace with hash -1129479199, now seen corresponding path program 1 times [2019-12-07 14:02:50,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:02:50,280 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886940771] [2019-12-07 14:02:50,280 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:02:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2019-12-07 14:02:50,792 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886940771] [2019-12-07 14:02:50,793 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [361912556] [2019-12-07 14:02:50,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/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 14:02:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:50,899 INFO L264 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:02:50,904 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:02:51,199 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2019-12-07 14:02:51,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 14:02:51,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2019-12-07 14:02:51,200 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044787883] [2019-12-07 14:02:51,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 14:02:51,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:02:51,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 14:02:51,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:02:51,201 INFO L87 Difference]: Start difference. First operand 3675 states and 4637 transitions. Second operand 3 states. [2019-12-07 14:02:53,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:02:53,316 INFO L93 Difference]: Finished difference Result 9146 states and 11374 transitions. [2019-12-07 14:02:53,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:02:53,317 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 514 [2019-12-07 14:02:53,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:02:53,334 INFO L225 Difference]: With dead ends: 9146 [2019-12-07 14:02:53,334 INFO L226 Difference]: Without dead ends: 5473 [2019-12-07 14:02:53,337 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 514 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 14:02:53,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5473 states. [2019-12-07 14:02:53,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5473 to 5172. [2019-12-07 14:02:53,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5172 states. [2019-12-07 14:02:53,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5172 states to 5172 states and 6291 transitions. [2019-12-07 14:02:53,404 INFO L78 Accepts]: Start accepts. Automaton has 5172 states and 6291 transitions. Word has length 514 [2019-12-07 14:02:53,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:02:53,405 INFO L462 AbstractCegarLoop]: Abstraction has 5172 states and 6291 transitions. [2019-12-07 14:02:53,405 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 14:02:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 5172 states and 6291 transitions. [2019-12-07 14:02:53,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2019-12-07 14:02:53,412 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:02:53,412 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:02:53,613 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:02:53,613 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:02:53,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:02:53,614 INFO L82 PathProgramCache]: Analyzing trace with hash -1616945835, now seen corresponding path program 1 times [2019-12-07 14:02:53,614 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:02:53,614 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088883853] [2019-12-07 14:02:53,614 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:02:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:53,858 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2019-12-07 14:02:53,858 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088883853] [2019-12-07 14:02:53,858 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:02:53,859 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 14:02:53,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758775551] [2019-12-07 14:02:53,859 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 14:02:53,859 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:02:53,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 14:02:53,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 14:02:53,860 INFO L87 Difference]: Start difference. First operand 5172 states and 6291 transitions. Second operand 3 states. [2019-12-07 14:02:55,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:02:55,295 INFO L93 Difference]: Finished difference Result 13929 states and 17105 transitions. [2019-12-07 14:02:55,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:02:55,296 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 529 [2019-12-07 14:02:55,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:02:55,324 INFO L225 Difference]: With dead ends: 13929 [2019-12-07 14:02:55,324 INFO L226 Difference]: Without dead ends: 8759 [2019-12-07 14:02:55,328 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 14:02:55,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8759 states. [2019-12-07 14:02:55,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8759 to 5767. [2019-12-07 14:02:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5767 states. [2019-12-07 14:02:55,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5767 states to 5767 states and 7357 transitions. [2019-12-07 14:02:55,396 INFO L78 Accepts]: Start accepts. Automaton has 5767 states and 7357 transitions. Word has length 529 [2019-12-07 14:02:55,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:02:55,396 INFO L462 AbstractCegarLoop]: Abstraction has 5767 states and 7357 transitions. [2019-12-07 14:02:55,396 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 14:02:55,396 INFO L276 IsEmpty]: Start isEmpty. Operand 5767 states and 7357 transitions. [2019-12-07 14:02:55,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 583 [2019-12-07 14:02:55,404 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:02:55,405 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 14:02:55,405 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:02:55,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:02:55,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1165923697, now seen corresponding path program 1 times [2019-12-07 14:02:55,406 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:02:55,406 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859841570] [2019-12-07 14:02:55,406 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:02:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:56,343 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 597 proven. 3 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-12-07 14:02:56,343 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859841570] [2019-12-07 14:02:56,343 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511559516] [2019-12-07 14:02:56,343 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/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 14:02:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:02:56,447 INFO L264 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 14:02:56,452 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:02:56,474 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:02:56,860 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 561 proven. 39 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-12-07 14:02:56,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 14:02:56,860 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2019-12-07 14:02:56,860 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334627736] [2019-12-07 14:02:56,861 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-07 14:02:56,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:02:56,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-07 14:02:56,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 14:02:56,861 INFO L87 Difference]: Start difference. First operand 5767 states and 7357 transitions. Second operand 9 states. [2019-12-07 14:03:02,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:03:02,741 INFO L93 Difference]: Finished difference Result 16769 states and 20802 transitions. [2019-12-07 14:03:02,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-12-07 14:03:02,741 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 582 [2019-12-07 14:03:02,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:03:02,751 INFO L225 Difference]: With dead ends: 16769 [2019-12-07 14:03:02,751 INFO L226 Difference]: Without dead ends: 7858 [2019-12-07 14:03:02,757 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 593 GetRequests, 580 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2019-12-07 14:03:02,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7858 states. [2019-12-07 14:03:02,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7858 to 7559. [2019-12-07 14:03:02,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7559 states. [2019-12-07 14:03:02,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7559 states to 7559 states and 8359 transitions. [2019-12-07 14:03:02,825 INFO L78 Accepts]: Start accepts. Automaton has 7559 states and 8359 transitions. Word has length 582 [2019-12-07 14:03:02,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:03:02,825 INFO L462 AbstractCegarLoop]: Abstraction has 7559 states and 8359 transitions. [2019-12-07 14:03:02,825 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-07 14:03:02,825 INFO L276 IsEmpty]: Start isEmpty. Operand 7559 states and 8359 transitions. [2019-12-07 14:03:02,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-12-07 14:03:02,829 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:03:02,830 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 14:03:03,030 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:03:03,031 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:03:03,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:03:03,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1723812101, now seen corresponding path program 1 times [2019-12-07 14:03:03,033 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:03:03,034 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792370334] [2019-12-07 14:03:03,034 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:03:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:03:04,993 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:03:04,993 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792370334] [2019-12-07 14:03:04,993 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389033528] [2019-12-07 14:03:04,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:03:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:03:05,140 INFO L264 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 14:03:05,143 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:03:05,163 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:03:05,164 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:03:05,164 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:03:05,165 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:03:05,166 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:03:05,167 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:03:05,168 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:03:05,233 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:03:05,481 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 269 proven. 40 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2019-12-07 14:03:05,482 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 14:03:05,482 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 5] total 19 [2019-12-07 14:03:05,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131803507] [2019-12-07 14:03:05,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-12-07 14:03:05,483 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:03:05,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-12-07 14:03:05,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2019-12-07 14:03:05,484 INFO L87 Difference]: Start difference. First operand 7559 states and 8359 transitions. Second operand 19 states. [2019-12-07 14:03:32,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:03:32,995 INFO L93 Difference]: Finished difference Result 29875 states and 33050 transitions. [2019-12-07 14:03:32,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2019-12-07 14:03:32,997 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 590 [2019-12-07 14:03:32,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:03:33,042 INFO L225 Difference]: With dead ends: 29875 [2019-12-07 14:03:33,042 INFO L226 Difference]: Without dead ends: 22019 [2019-12-07 14:03:33,049 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 674 GetRequests, 620 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 659 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=618, Invalid=2244, Unknown=0, NotChecked=0, Total=2862 [2019-12-07 14:03:33,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22019 states. [2019-12-07 14:03:33,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22019 to 13003. [2019-12-07 14:03:33,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13003 states. [2019-12-07 14:03:33,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13003 states to 13003 states and 14004 transitions. [2019-12-07 14:03:33,188 INFO L78 Accepts]: Start accepts. Automaton has 13003 states and 14004 transitions. Word has length 590 [2019-12-07 14:03:33,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:03:33,189 INFO L462 AbstractCegarLoop]: Abstraction has 13003 states and 14004 transitions. [2019-12-07 14:03:33,189 INFO L463 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-12-07 14:03:33,189 INFO L276 IsEmpty]: Start isEmpty. Operand 13003 states and 14004 transitions. [2019-12-07 14:03:33,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2019-12-07 14:03:33,195 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:03:33,195 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2019-12-07 14:03:33,396 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:03:33,396 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:03:33,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:03:33,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1098345871, now seen corresponding path program 1 times [2019-12-07 14:03:33,396 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:03:33,397 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388683815] [2019-12-07 14:03:33,397 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:03:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:03:33,708 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 663 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2019-12-07 14:03:33,708 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388683815] [2019-12-07 14:03:33,708 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:03:33,709 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 14:03:33,709 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498854956] [2019-12-07 14:03:33,709 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:03:33,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:03:33,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:03:33,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:03:33,710 INFO L87 Difference]: Start difference. First operand 13003 states and 14004 transitions. Second operand 4 states. [2019-12-07 14:03:34,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:03:34,866 INFO L93 Difference]: Finished difference Result 25709 states and 27713 transitions. [2019-12-07 14:03:34,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:03:34,867 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 658 [2019-12-07 14:03:34,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:03:34,878 INFO L225 Difference]: With dead ends: 25709 [2019-12-07 14:03:34,879 INFO L226 Difference]: Without dead ends: 13007 [2019-12-07 14:03:34,888 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 14:03:34,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13007 states. [2019-12-07 14:03:34,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13007 to 12103. [2019-12-07 14:03:34,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12103 states. [2019-12-07 14:03:34,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12103 states to 12103 states and 12824 transitions. [2019-12-07 14:03:34,984 INFO L78 Accepts]: Start accepts. Automaton has 12103 states and 12824 transitions. Word has length 658 [2019-12-07 14:03:34,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:03:34,984 INFO L462 AbstractCegarLoop]: Abstraction has 12103 states and 12824 transitions. [2019-12-07 14:03:34,984 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:03:34,984 INFO L276 IsEmpty]: Start isEmpty. Operand 12103 states and 12824 transitions. [2019-12-07 14:03:34,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2019-12-07 14:03:34,990 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:03:34,991 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 14:03:34,991 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:03:34,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:03:34,992 INFO L82 PathProgramCache]: Analyzing trace with hash 649916601, now seen corresponding path program 1 times [2019-12-07 14:03:34,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:03:34,992 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655792471] [2019-12-07 14:03:34,992 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:03:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:03:35,473 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2019-12-07 14:03:35,474 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655792471] [2019-12-07 14:03:35,474 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:03:35,474 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 14:03:35,474 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732494598] [2019-12-07 14:03:35,474 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:03:35,475 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:03:35,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:03:35,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:03:35,475 INFO L87 Difference]: Start difference. First operand 12103 states and 12824 transitions. Second operand 4 states. [2019-12-07 14:03:37,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:03:37,873 INFO L93 Difference]: Finished difference Result 26614 states and 28265 transitions. [2019-12-07 14:03:37,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:03:37,874 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 708 [2019-12-07 14:03:37,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:03:37,892 INFO L225 Difference]: With dead ends: 26614 [2019-12-07 14:03:37,893 INFO L226 Difference]: Without dead ends: 16309 [2019-12-07 14:03:37,901 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 14:03:37,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16309 states. [2019-12-07 14:03:38,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16309 to 14494. [2019-12-07 14:03:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14494 states. [2019-12-07 14:03:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14494 states to 14494 states and 15331 transitions. [2019-12-07 14:03:38,017 INFO L78 Accepts]: Start accepts. Automaton has 14494 states and 15331 transitions. Word has length 708 [2019-12-07 14:03:38,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:03:38,017 INFO L462 AbstractCegarLoop]: Abstraction has 14494 states and 15331 transitions. [2019-12-07 14:03:38,017 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:03:38,017 INFO L276 IsEmpty]: Start isEmpty. Operand 14494 states and 15331 transitions. [2019-12-07 14:03:38,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 745 [2019-12-07 14:03:38,026 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:03:38,027 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 14:03:38,027 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:03:38,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:03:38,027 INFO L82 PathProgramCache]: Analyzing trace with hash -588327305, now seen corresponding path program 1 times [2019-12-07 14:03:38,028 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:03:38,028 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949891370] [2019-12-07 14:03:38,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:03:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:03:38,588 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 715 proven. 87 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2019-12-07 14:03:38,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949891370] [2019-12-07 14:03:38,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161428622] [2019-12-07 14:03:38,589 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:03:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:03:38,749 INFO L264 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 14:03:38,755 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:03:38,765 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:03:38,766 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:03:39,051 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2019-12-07 14:03:39,052 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 14:03:39,052 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2019-12-07 14:03:39,052 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891355205] [2019-12-07 14:03:39,053 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:03:39,053 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:03:39,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:03:39,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:03:39,053 INFO L87 Difference]: Start difference. First operand 14494 states and 15331 transitions. Second operand 4 states. [2019-12-07 14:03:41,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:03:41,243 INFO L93 Difference]: Finished difference Result 27109 states and 28752 transitions. [2019-12-07 14:03:41,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:03:41,244 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 744 [2019-12-07 14:03:41,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:03:41,253 INFO L225 Difference]: With dead ends: 27109 [2019-12-07 14:03:41,253 INFO L226 Difference]: Without dead ends: 14413 [2019-12-07 14:03:41,260 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 748 GetRequests, 744 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:03:41,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14413 states. [2019-12-07 14:03:41,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14413 to 12616. [2019-12-07 14:03:41,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12616 states. [2019-12-07 14:03:41,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12616 states to 12616 states and 13029 transitions. [2019-12-07 14:03:41,359 INFO L78 Accepts]: Start accepts. Automaton has 12616 states and 13029 transitions. Word has length 744 [2019-12-07 14:03:41,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:03:41,359 INFO L462 AbstractCegarLoop]: Abstraction has 12616 states and 13029 transitions. [2019-12-07 14:03:41,360 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:03:41,360 INFO L276 IsEmpty]: Start isEmpty. Operand 12616 states and 13029 transitions. [2019-12-07 14:03:41,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 800 [2019-12-07 14:03:41,369 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:03:41,369 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:03:41,570 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:03:41,571 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:03:41,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:03:41,572 INFO L82 PathProgramCache]: Analyzing trace with hash 1421008417, now seen corresponding path program 1 times [2019-12-07 14:03:41,572 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:03:41,573 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749997114] [2019-12-07 14:03:41,573 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:03:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:03:42,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1017 backedges. 499 proven. 303 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2019-12-07 14:03:42,627 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749997114] [2019-12-07 14:03:42,628 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [380513279] [2019-12-07 14:03:42,628 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:03:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:03:42,771 INFO L264 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 14 conjunts are in the unsatisfiable core [2019-12-07 14:03:42,776 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:03:42,822 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:03:42,823 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-12-07 14:03:42,824 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:03:42,824 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-12-07 14:03:42,825 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-12-07 14:03:42,875 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:03:43,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1017 backedges. 617 proven. 53 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2019-12-07 14:03:43,461 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 14:03:43,462 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6] total 14 [2019-12-07 14:03:43,462 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069872026] [2019-12-07 14:03:43,463 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 14:03:43,463 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:03:43,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 14:03:43,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2019-12-07 14:03:43,463 INFO L87 Difference]: Start difference. First operand 12616 states and 13029 transitions. Second operand 14 states. [2019-12-07 14:04:04,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:04:04,344 INFO L93 Difference]: Finished difference Result 34118 states and 35352 transitions. [2019-12-07 14:04:04,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2019-12-07 14:04:04,344 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 799 [2019-12-07 14:04:04,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:04:04,356 INFO L225 Difference]: With dead ends: 34118 [2019-12-07 14:04:04,356 INFO L226 Difference]: Without dead ends: 20880 [2019-12-07 14:04:04,363 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 886 GetRequests, 831 SyntacticMatches, 5 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 740 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=448, Invalid=2204, Unknown=0, NotChecked=0, Total=2652 [2019-12-07 14:04:04,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20880 states. [2019-12-07 14:04:04,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20880 to 17400. [2019-12-07 14:04:04,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17400 states. [2019-12-07 14:04:04,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17400 states to 17400 states and 17963 transitions. [2019-12-07 14:04:04,505 INFO L78 Accepts]: Start accepts. Automaton has 17400 states and 17963 transitions. Word has length 799 [2019-12-07 14:04:04,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:04:04,505 INFO L462 AbstractCegarLoop]: Abstraction has 17400 states and 17963 transitions. [2019-12-07 14:04:04,505 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 14:04:04,506 INFO L276 IsEmpty]: Start isEmpty. Operand 17400 states and 17963 transitions. [2019-12-07 14:04:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1030 [2019-12-07 14:04:04,527 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:04:04,528 INFO L410 BasicCegarLoop]: trace histogram [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, 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, 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, 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] [2019-12-07 14:04:04,728 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:04:04,729 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:04:04,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:04:04,731 INFO L82 PathProgramCache]: Analyzing trace with hash -464751274, now seen corresponding path program 1 times [2019-12-07 14:04:04,731 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:04:04,732 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280974153] [2019-12-07 14:04:04,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:04:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:04:05,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 1376 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2019-12-07 14:04:05,521 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280974153] [2019-12-07 14:04:05,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:04:05,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 14:04:05,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194538527] [2019-12-07 14:04:05,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:04:05,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:04:05,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:04:05,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:04:05,523 INFO L87 Difference]: Start difference. First operand 17400 states and 17963 transitions. Second operand 4 states. [2019-12-07 14:04:06,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:04:06,607 INFO L93 Difference]: Finished difference Result 33900 states and 35003 transitions. [2019-12-07 14:04:06,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:04:06,608 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1029 [2019-12-07 14:04:06,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:04:06,619 INFO L225 Difference]: With dead ends: 33900 [2019-12-07 14:04:06,619 INFO L226 Difference]: Without dead ends: 16801 [2019-12-07 14:04:06,626 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 14:04:06,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16801 states. [2019-12-07 14:04:06,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16801 to 15898. [2019-12-07 14:04:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15898 states. [2019-12-07 14:04:06,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15898 states to 15898 states and 16329 transitions. [2019-12-07 14:04:06,753 INFO L78 Accepts]: Start accepts. Automaton has 15898 states and 16329 transitions. Word has length 1029 [2019-12-07 14:04:06,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:04:06,753 INFO L462 AbstractCegarLoop]: Abstraction has 15898 states and 16329 transitions. [2019-12-07 14:04:06,753 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:04:06,754 INFO L276 IsEmpty]: Start isEmpty. Operand 15898 states and 16329 transitions. [2019-12-07 14:04:06,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1103 [2019-12-07 14:04:06,775 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:04:06,776 INFO L410 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:04:06,776 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:04:06,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:04:06,776 INFO L82 PathProgramCache]: Analyzing trace with hash 2066717736, now seen corresponding path program 1 times [2019-12-07 14:04:06,776 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:04:06,777 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642242875] [2019-12-07 14:04:06,777 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:04:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:04:08,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1994 backedges. 1456 proven. 0 refuted. 0 times theorem prover too weak. 538 trivial. 0 not checked. [2019-12-07 14:04:08,365 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642242875] [2019-12-07 14:04:08,365 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:04:08,365 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-12-07 14:04:08,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178279898] [2019-12-07 14:04:08,366 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 14:04:08,366 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:04:08,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 14:04:08,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:04:08,366 INFO L87 Difference]: Start difference. First operand 15898 states and 16329 transitions. Second operand 8 states. [2019-12-07 14:04:12,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:04:12,041 INFO L93 Difference]: Finished difference Result 35231 states and 36197 transitions. [2019-12-07 14:04:12,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-12-07 14:04:12,041 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1102 [2019-12-07 14:04:12,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:04:12,054 INFO L225 Difference]: With dead ends: 35231 [2019-12-07 14:04:12,054 INFO L226 Difference]: Without dead ends: 19933 [2019-12-07 14:04:12,062 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=176, Unknown=0, NotChecked=0, Total=272 [2019-12-07 14:04:12,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19933 states. [2019-12-07 14:04:12,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19933 to 15599. [2019-12-07 14:04:12,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15599 states. [2019-12-07 14:04:12,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15599 states to 15599 states and 15979 transitions. [2019-12-07 14:04:12,205 INFO L78 Accepts]: Start accepts. Automaton has 15599 states and 15979 transitions. Word has length 1102 [2019-12-07 14:04:12,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:04:12,206 INFO L462 AbstractCegarLoop]: Abstraction has 15599 states and 15979 transitions. [2019-12-07 14:04:12,206 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 14:04:12,206 INFO L276 IsEmpty]: Start isEmpty. Operand 15599 states and 15979 transitions. [2019-12-07 14:04:12,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1140 [2019-12-07 14:04:12,222 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:04:12,223 INFO L410 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 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] [2019-12-07 14:04:12,223 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:04:12,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:04:12,223 INFO L82 PathProgramCache]: Analyzing trace with hash -330010666, now seen corresponding path program 1 times [2019-12-07 14:04:12,224 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:04:12,224 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823174490] [2019-12-07 14:04:12,224 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:04:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:04:13,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2393 backedges. 1609 proven. 407 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2019-12-07 14:04:13,298 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823174490] [2019-12-07 14:04:13,298 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368422509] [2019-12-07 14:04:13,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:04:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:04:13,502 INFO L264 TraceCheckSpWp]: Trace formula consists of 1311 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 14:04:13,509 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:04:13,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:04:13,983 WARN L860 $PredicateComparison]: unable to prove that (or (exists ((v_~a29~0_898 Int)) (and (<= 0 (+ v_~a29~0_898 317633)) (<= (mod (+ v_~a29~0_898 17705) 299928) (+ c_~a29~0 300071)))) (exists ((v_prenex_6 Int)) (let ((.cse0 (mod (+ v_prenex_6 17705) 299928))) (and (not (= .cse0 0)) (< (+ v_prenex_6 317633) 0) (<= .cse0 (+ c_~a29~0 599999))))) (exists ((v_~a29~0_898 Int)) (let ((.cse1 (mod (+ v_~a29~0_898 17705) 299928))) (and (= .cse1 0) (<= .cse1 (+ c_~a29~0 300071)))))) is different from true [2019-12-07 14:04:14,442 WARN L860 $PredicateComparison]: unable to prove that (or (exists ((v_~a29~0_898 Int)) (and (<= 0 (+ v_~a29~0_898 317633)) (<= (mod (+ v_~a29~0_898 17705) 299928) (+ c_~a29~0 300071)))) (exists ((v_prenex_6 Int)) (let ((.cse0 (mod (+ v_prenex_6 17705) 299928))) (and (not (= .cse0 0)) (< (+ v_prenex_6 317633) 0) (<= .cse0 (+ c_~a29~0 599999))))) (exists ((v_prenex_7 Int)) (let ((.cse1 (mod (+ v_prenex_7 17705) 299928))) (and (<= .cse1 (+ c_~a29~0 300071)) (= .cse1 0))))) is different from true [2019-12-07 14:04:14,578 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:04:14,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:04:14,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:04:14,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:04:14,580 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:04:14,704 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:04:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2393 backedges. 1039 proven. 0 refuted. 0 times theorem prover too weak. 1301 trivial. 53 not checked. [2019-12-07 14:04:17,389 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 14:04:17,390 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 11 [2019-12-07 14:04:17,390 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025274958] [2019-12-07 14:04:17,391 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-12-07 14:04:17,391 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:04:17,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-12-07 14:04:17,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=52, Unknown=2, NotChecked=30, Total=110 [2019-12-07 14:04:17,392 INFO L87 Difference]: Start difference. First operand 15599 states and 15979 transitions. Second operand 11 states. [2019-12-07 14:04:28,832 WARN L192 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-12-07 14:04:31,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:04:31,186 INFO L93 Difference]: Finished difference Result 37108 states and 37979 transitions. [2019-12-07 14:04:31,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-12-07 14:04:31,186 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1139 [2019-12-07 14:04:31,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:04:31,187 INFO L225 Difference]: With dead ends: 37108 [2019-12-07 14:04:31,187 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 14:04:31,195 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1178 GetRequests, 1151 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=192, Invalid=413, Unknown=3, NotChecked=94, Total=702 [2019-12-07 14:04:31,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 14:04:31,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 14:04:31,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 14:04:31,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 14:04:31,195 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1139 [2019-12-07 14:04:31,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:04:31,195 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 14:04:31,195 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-12-07 14:04:31,195 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 14:04:31,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 14:04:31,396 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:04:31,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 14:04:32,207 WARN L192 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 473 [2019-12-07 14:04:32,856 WARN L192 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 473 [2019-12-07 14:04:33,149 WARN L192 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 337 [2019-12-07 14:04:35,874 WARN L192 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 424 DAG size of output: 95 [2019-12-07 14:04:38,698 WARN L192 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 424 DAG size of output: 95 [2019-12-07 14:04:40,394 WARN L192 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 307 DAG size of output: 95 [2019-12-07 14:04:40,398 INFO L246 CegarLoopResult]: For program point L234(lines 234 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,398 INFO L246 CegarLoopResult]: For program point L102-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,398 INFO L246 CegarLoopResult]: For program point L895(lines 895 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,398 INFO L246 CegarLoopResult]: For program point L367(lines 367 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,398 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-12-07 14:04:40,398 INFO L246 CegarLoopResult]: For program point L1162(lines 1162 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,398 INFO L246 CegarLoopResult]: For program point L105-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,398 INFO L246 CegarLoopResult]: For program point L1030(lines 1030 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,398 INFO L246 CegarLoopResult]: For program point L634(lines 634 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,398 INFO L246 CegarLoopResult]: For program point L1559(lines 1559 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L502(lines 502 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L768(lines 768 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L108-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L901(lines 901 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L1694(lines 1694 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L373(lines 373 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L241(lines 241 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L1431(lines 1431 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L1035(lines 1035 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L507(lines 507 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,399 INFO L246 CegarLoopResult]: For program point L1300(lines 1300 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L1168(lines 1168 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L111-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L641(lines 641 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L1566(lines 1566 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L1038(lines 1038 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L774(lines 774 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L642(lines 642 651) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L642-2(lines 642 651) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L114-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L907(lines 907 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,400 INFO L246 CegarLoopResult]: For program point L247(lines 247 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L1172(lines 1172 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L1701(lines 1701 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L380(lines 380 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L1570(lines 1570 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L1438(lines 1438 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L1306(lines 1306 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L117-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L1571(lines 1571 1581) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L514(lines 514 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L1571-2(lines 1571 1581) no Hoare annotation was computed. [2019-12-07 14:04:40,401 INFO L246 CegarLoopResult]: For program point L1439(lines 1439 1448) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L1439-2(lines 1439 1448) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L779(lines 779 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L1044(lines 1044 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L912(lines 912 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L384(lines 384 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L120-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L1706(lines 1706 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L253(lines 253 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L1178(lines 1178 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L123-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,402 INFO L246 CegarLoopResult]: For program point L1709(lines 1709 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L652(lines 652 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L520(lines 520 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L1313(lines 1313 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L1049(lines 1049 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L1710(lines 1710 1721) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L1710-2(lines 1710 1721) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L521(lines 521 528) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L521-2(lines 521 528) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L1050(lines 1050 1061) no Hoare annotation was computed. [2019-12-07 14:04:40,403 INFO L246 CegarLoopResult]: For program point L1050-2(lines 1050 1061) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L786(lines 786 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L390(lines 390 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L126-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L919(lines 919 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L391(lines 391 402) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L391-2(lines 391 402) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L1184(lines 1184 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L1449(lines 1449 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L1317(lines 1317 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L260(lines 260 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L657(lines 657 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,404 INFO L246 CegarLoopResult]: For program point L1582(lines 1582 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point L129-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 172) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point L1321(lines 1321 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point L132-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point L925(lines 925 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point L793(lines 793 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point L529(lines 529 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point L1322(lines 1322 1332) no Hoare annotation was computed. [2019-12-07 14:04:40,405 INFO L246 CegarLoopResult]: For program point L1322-2(lines 1322 1332) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L1190(lines 1190 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L794(lines 794 803) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L794-2(lines 794 803) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L662(lines 662 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L530(lines 530 541) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L530-2(lines 530 541) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L266(lines 266 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L1456(lines 1456 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L135-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L1589(lines 1589 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-12-07 14:04:40,406 INFO L246 CegarLoopResult]: For program point L1722(lines 1722 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L1062(lines 1062 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L930(lines 930 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L138-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L1063(lines 1063 1073) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L1063-2(lines 1063 1073) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L403(lines 403 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L668(lines 668 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L1461(lines 1461 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L1197(lines 1197 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L273(lines 273 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,407 INFO L246 CegarLoopResult]: For program point L141-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L1595(lines 1595 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L935(lines 935 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L804(lines 804 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L1729(lines 1729 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L408(lines 408 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L1333(lines 1333 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L144-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L1466(lines 1466 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L542(lines 542 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,408 INFO L246 CegarLoopResult]: For program point L278(lines 278 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L1203(lines 1203 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L675(lines 675 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L147-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L1602(lines 1602 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L1338(lines 1338 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L1074(lines 1074 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L942(lines 942 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L546(lines 546 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L150-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L811(lines 811 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,409 INFO L246 CegarLoopResult]: For program point L547(lines 547 556) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L547-2(lines 547 556) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L415(lines 415 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L1208(lines 1208 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L1473(lines 1473 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L681(lines 681 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L1606(lines 1606 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L285(lines 285 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L153-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L1344(lines 1344 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,410 INFO L246 CegarLoopResult]: For program point L1212(lines 1212 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L948(lines 948 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L156-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L1081(lines 1081 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L24-2(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L817(lines 817 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L1742(lines 1742 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L1478(lines 1478 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L422(lines 422 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,411 INFO L246 CegarLoopResult]: For program point L687(lines 687 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L1612(lines 1612 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L159-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L27-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L1613(lines 1613 1622) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L1613-2(lines 1613 1622) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L292(lines 292 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L557(lines 557 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L1482(lines 1482 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L1350(lines 1350 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,412 INFO L246 CegarLoopResult]: For program point L1218(lines 1218 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L1086(lines 1086 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L558(lines 558 568) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L1351(lines 1351 1358) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L1351-2(lines 1351 1358) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L162-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L30-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L955(lines 955 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L824(lines 824 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,413 INFO L246 CegarLoopResult]: For program point L1749(lines 1749 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L428(lines 428 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L693(lines 693 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L165-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L33-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L694(lines 694 706) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L694-2(lines 694 706) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L1091(lines 1091 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L959(lines 959 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L1488(lines 1488 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,414 INFO L246 CegarLoopResult]: For program point L299(lines 299 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L1224(lines 1224 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L168-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L36-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L829(lines 829 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L433(lines 433 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L830(lines 830 839) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L830-2(lines 830 839) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L1623(lines 1623 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L1359(lines 1359 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,415 INFO L246 CegarLoopResult]: For program point L171-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,416 INFO L246 CegarLoopResult]: For program point L39-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,416 INFO L242 CegarLoopResult]: At program point L1757(lines 1658 1758) the Hoare annotation is: (let ((.cse22 (+ ~a0~0 147))) (let ((.cse16 (= 1 ~a2~0)) (.cse19 (= 4 ~a2~0)) (.cse1 (< 0 .cse22)) (.cse2 (< 0 (+ ~a4~0 42))) (.cse23 (+ ~a4~0 86))) (let ((.cse8 (<= (+ ~a0~0 61) 0)) (.cse13 (<= 0 (+ ~a0~0 44))) (.cse10 (<= ~a29~0 43)) (.cse15 (< 0 .cse23)) (.cse0 (<= (+ ~a0~0 98) 0)) (.cse6 (<= 0 (+ ~a29~0 599989))) (.cse4 (= 2 ~a2~0)) (.cse3 (< 43 ~a29~0)) (.cse20 (<= (+ ~a0~0 148) 0)) (.cse17 (or .cse1 .cse2 (not (= 4 ULTIMATE.start_calculate_output_~input)))) (.cse18 (= 3 ~a2~0)) (.cse7 (<= .cse23 0)) (.cse11 (< 0 (+ ~a29~0 144))) (.cse5 (not .cse19)) (.cse9 (<= .cse22 0)) (.cse21 (not .cse16))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (not .cse4) .cse1 .cse5 .cse6) (and .cse7 .cse5 .cse8) (and .cse9 .cse10 .cse11 .cse5) (let ((.cse12 (+ ~a4~0 89)) (.cse14 (+ ~a29~0 127))) (and (<= .cse12 0) (<= 0 .cse12) .cse13 (<= .cse14 0) (<= 0 .cse14))) (and .cse7 .cse1 .cse8) (and .cse7 .cse0 .cse11) (and .cse15 .cse16 .cse10 .cse11) (and .cse9 .cse10 .cse17 .cse6 .cse18) (and (or (and .cse7 .cse5) .cse13) .cse18) (and .cse0 .cse11 .cse4) (and .cse7 .cse1 .cse10 .cse19 .cse6) (and (<= (+ ~a29~0 17) 0) .cse15 .cse20 .cse19 .cse6) (and .cse0 .cse1 .cse18) (and (<= (+ ~a0~0 216075) 0) .cse18 .cse6) (and .cse7 .cse4 .cse5) (and .cse20 .cse5 .cse3) (and .cse20 .cse17 .cse18) (and .cse7 .cse21 .cse11 .cse5) (and (<= 220364 ~a29~0) .cse9 .cse21))))) [2019-12-07 14:04:40,416 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-12-07 14:04:40,416 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-12-07 14:04:40,416 INFO L246 CegarLoopResult]: For program point L569(lines 569 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,416 INFO L246 CegarLoopResult]: For program point L1494(lines 1494 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L1098(lines 1098 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L966(lines 966 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L306(lines 306 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L1231(lines 1231 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L174-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L1099(lines 1099 1107) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L42-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L1099-2(lines 1099 1107) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L249 CegarLoopResult]: At program point L1760(lines 1760 1776) the Hoare annotation is: true [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L439(lines 439 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L307(lines 307 319) no Hoare annotation was computed. [2019-12-07 14:04:40,417 INFO L246 CegarLoopResult]: For program point L307-2(lines 307 319) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L1629(lines 1629 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L1365(lines 1365 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L177-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L45-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L574(lines 574 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L707(lines 707 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,418 INFO L246 CegarLoopResult]: For program point L575(lines 575 586) no Hoare annotation was computed. [2019-12-07 14:04:40,419 INFO L246 CegarLoopResult]: For program point L575-2(lines 575 586) no Hoare annotation was computed. [2019-12-07 14:04:40,419 INFO L246 CegarLoopResult]: For program point L840(lines 840 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,419 INFO L246 CegarLoopResult]: For program point L1501(lines 1501 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,419 INFO L246 CegarLoopResult]: For program point L1237(lines 1237 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,419 INFO L246 CegarLoopResult]: For program point L180-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,419 INFO L246 CegarLoopResult]: For program point L48-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,419 INFO L246 CegarLoopResult]: For program point L973(lines 973 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,419 INFO L242 CegarLoopResult]: At program point L1766-2(lines 1766 1775) the Hoare annotation is: (let ((.cse19 (= 4 ~a2~0)) (.cse21 (+ ~a29~0 144)) (.cse17 (= 1 ~a2~0)) (.cse22 (+ ~a4~0 86)) (.cse23 (+ ~a0~0 147))) (let ((.cse9 (<= (+ ~a0~0 61) 0)) (.cse14 (<= 0 (+ ~a0~0 44))) (.cse6 (<= 220364 ~a29~0)) (.cse10 (<= .cse23 0)) (.cse11 (<= ~a29~0 43)) (.cse16 (< 0 .cse22)) (.cse4 (<= 0 (+ ~a29~0 599989))) (.cse5 (< 43 ~a29~0)) (.cse0 (<= (+ ~a0~0 98) 0)) (.cse2 (< 0 .cse23)) (.cse1 (= 2 ~a2~0)) (.cse8 (<= .cse22 0)) (.cse7 (not .cse17)) (.cse12 (< 0 .cse21)) (.cse3 (not .cse19)) (.cse20 (<= (+ ~a0~0 148) 0)) (.cse18 (= 3 ~a2~0))) (or (and .cse0 (not .cse1) .cse2 .cse3 .cse4) (and .cse0 .cse2 (< 0 (+ ~a4~0 42)) .cse5) (and .cse0 .cse6 .cse7 .cse3 .cse5) (and .cse8 .cse3 .cse9) (and .cse10 .cse11 .cse12 .cse3) (and .cse8 .cse2 .cse9) (let ((.cse13 (+ ~a4~0 89)) (.cse15 (+ ~a29~0 127))) (and (<= .cse13 0) (<= 0 .cse13) .cse14 (<= .cse15 0) (<= 0 .cse15))) (and .cse8 .cse0 .cse12) (and .cse16 .cse17 .cse11 .cse12) (and (or (and .cse8 .cse3) .cse14) .cse18) (and .cse6 .cse10 .cse19) (and .cse0 .cse12 .cse1) (and .cse10 .cse11 .cse18 .cse4) (and .cse8 .cse2 .cse11 .cse19 .cse4) (and .cse0 .cse20 .cse7 .cse3 .cse5) (and (<= (+ ~a29~0 17) 0) .cse16 .cse20 .cse19 .cse4) (and .cse20 (<= ~a2~0 3) .cse5) (and .cse0 .cse2 .cse18) (and .cse8 .cse1 .cse3) (and .cse8 .cse17 (<= .cse21 0)) (and .cse8 .cse7 .cse12 .cse3) (and .cse20 .cse18)))) [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L445(lines 445 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L1635(lines 1635 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L1371(lines 1371 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L183-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L1108(lines 1108 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L51-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L712(lines 712 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L845(lines 845 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L449(lines 449 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L1771(line 1771) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L1243(lines 1243 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L186-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L54-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,420 INFO L246 CegarLoopResult]: For program point L979(lines 979 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L1640(lines 1640 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L1508(lines 1508 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L320(lines 320 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L1378(lines 1378 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L189-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L57-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L718(lines 718 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L1511(lines 1511 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L1115(lines 1115 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L851(lines 851 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L587(lines 587 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L456(lines 456 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L1249(lines 1249 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L192-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L60-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,421 INFO L246 CegarLoopResult]: For program point L985(lines 985 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L1647(lines 1647 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L855(lines 855 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L1516(lines 1516 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L327(lines 327 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L195-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L63-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L1385(lines 1385 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L725(lines 725 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L1122(lines 1122 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L594(lines 594 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L462(lines 462 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L1255(lines 1255 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,422 INFO L246 CegarLoopResult]: For program point L198-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L66-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L595(lines 595 605) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L595-2(lines 595 605) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L1388(lines 1388 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L992(lines 992 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L1522(lines 1522 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L333(lines 333 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L201-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,423 INFO L246 CegarLoopResult]: For program point L69-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L862(lines 862 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L242 CegarLoopResult]: At program point L1655(lines 23 1656) the Hoare annotation is: (let ((.cse19 (= 4 ~a2~0)) (.cse21 (+ ~a29~0 144)) (.cse17 (= 1 ~a2~0)) (.cse22 (+ ~a4~0 86)) (.cse23 (+ ~a0~0 147))) (let ((.cse9 (<= (+ ~a0~0 61) 0)) (.cse14 (<= 0 (+ ~a0~0 44))) (.cse6 (<= 220364 ~a29~0)) (.cse10 (<= .cse23 0)) (.cse11 (<= ~a29~0 43)) (.cse16 (< 0 .cse22)) (.cse4 (<= 0 (+ ~a29~0 599989))) (.cse5 (< 43 ~a29~0)) (.cse0 (<= (+ ~a0~0 98) 0)) (.cse2 (< 0 .cse23)) (.cse1 (= 2 ~a2~0)) (.cse8 (<= .cse22 0)) (.cse7 (not .cse17)) (.cse12 (< 0 .cse21)) (.cse3 (not .cse19)) (.cse20 (<= (+ ~a0~0 148) 0)) (.cse18 (= 3 ~a2~0))) (or (and .cse0 (not .cse1) .cse2 .cse3 .cse4) (and .cse0 .cse2 (< 0 (+ ~a4~0 42)) .cse5) (and .cse0 .cse6 .cse7 .cse3 .cse5) (and .cse8 .cse3 .cse9) (and .cse10 .cse11 .cse12 .cse3) (and .cse8 .cse2 .cse9) (let ((.cse13 (+ ~a4~0 89)) (.cse15 (+ ~a29~0 127))) (and (<= .cse13 0) (<= 0 .cse13) .cse14 (<= .cse15 0) (<= 0 .cse15))) (and .cse8 .cse0 .cse12) (and .cse16 .cse17 .cse11 .cse12) (and (or (and .cse8 .cse3) .cse14) .cse18) (and .cse6 .cse10 .cse19) (and .cse0 .cse12 .cse1) (and .cse10 .cse11 .cse18 .cse4) (and .cse8 .cse2 .cse11 .cse19 .cse4) (and .cse0 .cse20 .cse7 .cse3 .cse5) (and (<= (+ ~a29~0 17) 0) .cse16 .cse20 .cse19 .cse4) (and .cse20 (<= ~a2~0 3) .cse5) (and .cse0 .cse2 .cse18) (and .cse8 .cse1 .cse3) (and .cse8 .cse17 (<= .cse21 0)) (and .cse8 .cse7 .cse12 .cse3) (and .cse20 .cse18)))) [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L1128(lines 1128 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L732(lines 732 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L468(lines 468 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L336(lines 336 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L1261(lines 1261 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L204-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L72-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L1394(lines 1394 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2019-12-07 14:04:40,424 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L998(lines 998 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L1395(lines 1395 1407) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L1395-2(lines 1395 1407) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L735(lines 735 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L1528(lines 1528 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L1264(lines 1264 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L75-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L868(lines 868 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L1661(lines 1661 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L341(lines 341 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L1134(lines 1134 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L606(lines 606 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L474(lines 474 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L342(lines 342 349) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L342-2(lines 342 349) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L1135(lines 1135 1144) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L78-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L1135-2(lines 1135 1144) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-12-07 14:04:40,425 INFO L246 CegarLoopResult]: For program point L1004(lines 1004 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L1533(lines 1533 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L81-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L874(lines 874 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L742(lines 742 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L1271(lines 1271 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L214(lines 214 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L1668(lines 1668 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L479(lines 479 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L84-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L613(lines 613 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L350(lines 350 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L1011(lines 1011 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L1672(lines 1672 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L1540(lines 1540 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L1408(lines 1408 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L219(lines 219 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L87-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,426 INFO L246 CegarLoopResult]: For program point L880(lines 880 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L748(lines 748 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L1277(lines 1277 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L220(lines 220 228) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L1145(lines 1145 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L486(lines 486 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L90-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L355(lines 355 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L1016(lines 1016 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L620(lines 620 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L1413(lines 1413 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L885(lines 885 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L1678(lines 1678 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L1150(lines 1150 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L93-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L886(lines 886 894) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L886-2(lines 886 894) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L754(lines 754 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,427 INFO L246 CegarLoopResult]: For program point L1547(lines 1547 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1283(lines 1283 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1019(lines 1019 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L491(lines 491 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L96-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L361(lines 361 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L229(lines 229 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1419(lines 1419 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L627(lines 627 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1420(lines 1420 1430) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1420-2(lines 1420 1430) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1156(lines 1156 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L99-1(lines 23 1656) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1685(lines 1685 1756) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1289(lines 1289 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L761(lines 761 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1686(lines 1686 1693) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1686-2(lines 1686 1693) no Hoare annotation was computed. [2019-12-07 14:04:40,428 INFO L246 CegarLoopResult]: For program point L1554(lines 1554 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,429 INFO L246 CegarLoopResult]: For program point L497(lines 497 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,429 INFO L246 CegarLoopResult]: For program point L1290(lines 1290 1299) no Hoare annotation was computed. [2019-12-07 14:04:40,429 INFO L246 CegarLoopResult]: For program point L1290-2(lines 1290 1299) no Hoare annotation was computed. [2019-12-07 14:04:40,429 INFO L246 CegarLoopResult]: For program point L1026(lines 1026 1654) no Hoare annotation was computed. [2019-12-07 14:04:40,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:04:40 BoogieIcfgContainer [2019-12-07 14:04:40,457 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:04:40,458 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:04:40,458 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:04:40,458 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:04:40,458 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:02:35" (3/4) ... [2019-12-07 14:04:40,461 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 14:04:40,487 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 14:04:40,490 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 14:04:40,614 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cb4dab15-2ba4-4236-a161-6501132e882b/bin/uautomizer/witness.graphml [2019-12-07 14:04:40,614 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:04:40,615 INFO L168 Benchmark]: Toolchain (without parser) took 128188.98 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.8 GB). Free memory was 938.0 MB in the beginning and 973.9 MB in the end (delta: -36.0 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2019-12-07 14:04:40,615 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:04:40,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 938.0 MB in the beginning and 999.5 MB in the end (delta: -61.6 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2019-12-07 14:04:40,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.37 ms. Allocated memory is still 1.1 GB. Free memory was 999.5 MB in the beginning and 962.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:04:40,616 INFO L168 Benchmark]: Boogie Preprocessor took 134.72 ms. Allocated memory is still 1.1 GB. Free memory was 962.0 MB in the beginning and 940.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-12-07 14:04:40,616 INFO L168 Benchmark]: RCFGBuilder took 1748.64 ms. Allocated memory is still 1.1 GB. Free memory was 940.5 MB in the beginning and 874.9 MB in the end (delta: 65.6 MB). Peak memory consumption was 160.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:04:40,616 INFO L168 Benchmark]: TraceAbstraction took 125365.35 ms. Allocated memory was 1.1 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 874.9 MB in the beginning and 1.1 GB in the end (delta: -192.2 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2019-12-07 14:04:40,616 INFO L168 Benchmark]: Witness Printer took 156.65 ms. Allocated memory is still 2.9 GB. Free memory was 1.1 GB in the beginning and 973.9 MB in the end (delta: 93.2 MB). Peak memory consumption was 93.2 MB. Max. memory is 11.5 GB. [2019-12-07 14:04:40,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 669.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 938.0 MB in the beginning and 999.5 MB in the end (delta: -61.6 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 110.37 ms. Allocated memory is still 1.1 GB. Free memory was 999.5 MB in the beginning and 962.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 134.72 ms. Allocated memory is still 1.1 GB. Free memory was 962.0 MB in the beginning and 940.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1748.64 ms. Allocated memory is still 1.1 GB. Free memory was 940.5 MB in the beginning and 874.9 MB in the end (delta: 65.6 MB). Peak memory consumption was 160.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 125365.35 ms. Allocated memory was 1.1 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 874.9 MB in the beginning and 1.1 GB in the end (delta: -192.2 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. * Witness Printer took 156.65 ms. Allocated memory is still 2.9 GB. Free memory was 1.1 GB in the beginning and 973.9 MB in the end (delta: 93.2 MB). Peak memory consumption was 93.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 172]: 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: 1766]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((a0 + 98 <= 0 && !(2 == a2)) && 0 < a0 + 147) && !(4 == a2)) && 0 <= a29 + 599989) || (((a0 + 98 <= 0 && 0 < a0 + 147) && 0 < a4 + 42) && 43 < a29)) || ((((a0 + 98 <= 0 && 220364 <= a29) && !(1 == a2)) && !(4 == a2)) && 43 < a29)) || ((a4 + 86 <= 0 && !(4 == a2)) && a0 + 61 <= 0)) || (((a0 + 147 <= 0 && a29 <= 43) && 0 < a29 + 144) && !(4 == a2))) || ((a4 + 86 <= 0 && 0 < a0 + 147) && a0 + 61 <= 0)) || ((((a4 + 89 <= 0 && 0 <= a4 + 89) && 0 <= a0 + 44) && a29 + 127 <= 0) && 0 <= a29 + 127)) || ((a4 + 86 <= 0 && a0 + 98 <= 0) && 0 < a29 + 144)) || (((0 < a4 + 86 && 1 == a2) && a29 <= 43) && 0 < a29 + 144)) || (((a4 + 86 <= 0 && !(4 == a2)) || 0 <= a0 + 44) && 3 == a2)) || ((220364 <= a29 && a0 + 147 <= 0) && 4 == a2)) || ((a0 + 98 <= 0 && 0 < a29 + 144) && 2 == a2)) || (((a0 + 147 <= 0 && a29 <= 43) && 3 == a2) && 0 <= a29 + 599989)) || ((((a4 + 86 <= 0 && 0 < a0 + 147) && a29 <= 43) && 4 == a2) && 0 <= a29 + 599989)) || ((((a0 + 98 <= 0 && a0 + 148 <= 0) && !(1 == a2)) && !(4 == a2)) && 43 < a29)) || ((((a29 + 17 <= 0 && 0 < a4 + 86) && a0 + 148 <= 0) && 4 == a2) && 0 <= a29 + 599989)) || ((a0 + 148 <= 0 && a2 <= 3) && 43 < a29)) || ((a0 + 98 <= 0 && 0 < a0 + 147) && 3 == a2)) || ((a4 + 86 <= 0 && 2 == a2) && !(4 == a2))) || ((a4 + 86 <= 0 && 1 == a2) && a29 + 144 <= 0)) || (((a4 + 86 <= 0 && !(1 == a2)) && 0 < a29 + 144) && !(4 == a2))) || (a0 + 148 <= 0 && 3 == a2) - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((a0 + 98 <= 0 && !(2 == a2)) && 0 < a0 + 147) && !(4 == a2)) && 0 <= a29 + 599989) || (((a0 + 98 <= 0 && 0 < a0 + 147) && 0 < a4 + 42) && 43 < a29)) || ((((a0 + 98 <= 0 && 220364 <= a29) && !(1 == a2)) && !(4 == a2)) && 43 < a29)) || ((a4 + 86 <= 0 && !(4 == a2)) && a0 + 61 <= 0)) || (((a0 + 147 <= 0 && a29 <= 43) && 0 < a29 + 144) && !(4 == a2))) || ((a4 + 86 <= 0 && 0 < a0 + 147) && a0 + 61 <= 0)) || ((((a4 + 89 <= 0 && 0 <= a4 + 89) && 0 <= a0 + 44) && a29 + 127 <= 0) && 0 <= a29 + 127)) || ((a4 + 86 <= 0 && a0 + 98 <= 0) && 0 < a29 + 144)) || (((0 < a4 + 86 && 1 == a2) && a29 <= 43) && 0 < a29 + 144)) || (((a4 + 86 <= 0 && !(4 == a2)) || 0 <= a0 + 44) && 3 == a2)) || ((220364 <= a29 && a0 + 147 <= 0) && 4 == a2)) || ((a0 + 98 <= 0 && 0 < a29 + 144) && 2 == a2)) || (((a0 + 147 <= 0 && a29 <= 43) && 3 == a2) && 0 <= a29 + 599989)) || ((((a4 + 86 <= 0 && 0 < a0 + 147) && a29 <= 43) && 4 == a2) && 0 <= a29 + 599989)) || ((((a0 + 98 <= 0 && a0 + 148 <= 0) && !(1 == a2)) && !(4 == a2)) && 43 < a29)) || ((((a29 + 17 <= 0 && 0 < a4 + 86) && a0 + 148 <= 0) && 4 == a2) && 0 <= a29 + 599989)) || ((a0 + 148 <= 0 && a2 <= 3) && 43 < a29)) || ((a0 + 98 <= 0 && 0 < a0 + 147) && 3 == a2)) || ((a4 + 86 <= 0 && 2 == a2) && !(4 == a2))) || ((a4 + 86 <= 0 && 1 == a2) && a29 + 144 <= 0)) || (((a4 + 86 <= 0 && !(1 == a2)) && 0 < a29 + 144) && !(4 == a2))) || (a0 + 148 <= 0 && 3 == a2) - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a0 + 98 <= 0 && 0 < a0 + 147) && 0 < a4 + 42) && 43 < a29) || ((((a0 + 98 <= 0 && !(2 == a2)) && 0 < a0 + 147) && !(4 == a2)) && 0 <= a29 + 599989)) || ((a4 + 86 <= 0 && !(4 == a2)) && a0 + 61 <= 0)) || (((a0 + 147 <= 0 && a29 <= 43) && 0 < a29 + 144) && !(4 == a2))) || ((((a4 + 89 <= 0 && 0 <= a4 + 89) && 0 <= a0 + 44) && a29 + 127 <= 0) && 0 <= a29 + 127)) || ((a4 + 86 <= 0 && 0 < a0 + 147) && a0 + 61 <= 0)) || ((a4 + 86 <= 0 && a0 + 98 <= 0) && 0 < a29 + 144)) || (((0 < a4 + 86 && 1 == a2) && a29 <= 43) && 0 < a29 + 144)) || ((((a0 + 147 <= 0 && a29 <= 43) && ((0 < a0 + 147 || 0 < a4 + 42) || !(4 == input))) && 0 <= a29 + 599989) && 3 == a2)) || (((a4 + 86 <= 0 && !(4 == a2)) || 0 <= a0 + 44) && 3 == a2)) || ((a0 + 98 <= 0 && 0 < a29 + 144) && 2 == a2)) || ((((a4 + 86 <= 0 && 0 < a0 + 147) && a29 <= 43) && 4 == a2) && 0 <= a29 + 599989)) || ((((a29 + 17 <= 0 && 0 < a4 + 86) && a0 + 148 <= 0) && 4 == a2) && 0 <= a29 + 599989)) || ((a0 + 98 <= 0 && 0 < a0 + 147) && 3 == a2)) || ((a0 + 216075 <= 0 && 3 == a2) && 0 <= a29 + 599989)) || ((a4 + 86 <= 0 && 2 == a2) && !(4 == a2))) || ((a0 + 148 <= 0 && !(4 == a2)) && 43 < a29)) || ((a0 + 148 <= 0 && ((0 < a0 + 147 || 0 < a4 + 42) || !(4 == input))) && 3 == a2)) || (((a4 + 86 <= 0 && !(1 == a2)) && 0 < a29 + 144) && !(4 == a2))) || ((220364 <= a29 && a0 + 147 <= 0) && !(1 == a2)) - InvariantResult [Line: 1760]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Result: SAFE, OverallTime: 116.2s, OverallIterations: 16, TraceHistogramMax: 7, AutomataDifference: 94.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.0s, HoareTripleCheckerStatistics: 2982 SDtfs, 30358 SDslu, 2150 SDs, 0 SdLazy, 82069 SolverSat, 6367 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 72.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5490 GetRequests, 5279 SyntacticMatches, 23 SemanticMatches, 188 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 1650 ImplicationChecksByTransitivity, 7.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17400occurred 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: 1.2s AutomataMinimizationTime, 16 MinimizatonAttempts, 27048 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 294 NumberOfFragments, 1143 HoareAnnotationTreeSize, 4 FomulaSimplifications, 235381 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 4 FomulaSimplificationsInter, 427777 FormulaSimplificationTreeSizeReductionInter, 7.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 14949 NumberOfCodeBlocks, 14949 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 14925 ConstructedInterpolants, 230 QuantifiedInterpolants, 53456620 SizeOfPredicates, 18 NumberOfNonLiveVariables, 6085 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 24 InterpolantComputations, 12 PerfectInterpolantSequences, 17554/19123 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...