./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label13.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_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label13.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9f300f737133e82ccd4d7d6f0d6ac5569b27b6d9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:08:15,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:08:15,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:08:15,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:08:15,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:08:15,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:08:15,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:08:15,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:08:15,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:08:15,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:08:15,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:08:15,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:08:15,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:08:15,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:08:15,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:08:15,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:08:15,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:08:15,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:08:15,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:08:15,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:08:15,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:08:15,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:08:15,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:08:15,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:08:15,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:08:15,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:08:15,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:08:15,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:08:15,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:08:15,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:08:15,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:08:15,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:08:15,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:08:15,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:08:15,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:08:15,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:08:15,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:08:15,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:08:15,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:08:15,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:08:15,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:08:15,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 16:08:15,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:08:15,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:08:15,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:08:15,333 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:08:15,333 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:08:15,333 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:08:15,333 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:08:15,334 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:08:15,334 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:08:15,334 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:08:15,334 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:08:15,334 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:08:15,334 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:08:15,334 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:08:15,335 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:08:15,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:08:15,335 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:08:15,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:08:15,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:08:15,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:08:15,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:08:15,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:08:15,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:08:15,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:08:15,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:08:15,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:08:15,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:08:15,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:08:15,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:08:15,337 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:08:15,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:08:15,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:08:15,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:08:15,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:08:15,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:08:15,338 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:08:15,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:08:15,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:08:15,338 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:08:15,339 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:08:15,339 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan 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 -> Taipan 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 -> 9f300f737133e82ccd4d7d6f0d6ac5569b27b6d9 [2019-12-07 16:08:15,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:08:15,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:08:15,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:08:15,466 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:08:15,466 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:08:15,467 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem02_label13.c [2019-12-07 16:08:15,510 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/data/2248ed115/3ed33638cf364e2abf3f378e9c3a77f8/FLAGce646d081 [2019-12-07 16:08:15,906 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:08:15,907 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/sv-benchmarks/c/eca-rers2012/Problem02_label13.c [2019-12-07 16:08:15,914 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/data/2248ed115/3ed33638cf364e2abf3f378e9c3a77f8/FLAGce646d081 [2019-12-07 16:08:15,923 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/data/2248ed115/3ed33638cf364e2abf3f378e9c3a77f8 [2019-12-07 16:08:15,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:08:15,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:08:15,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:08:15,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:08:15,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:08:15,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:08:15" (1/1) ... [2019-12-07 16:08:15,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20cc73ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:15, skipping insertion in model container [2019-12-07 16:08:15,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:08:15" (1/1) ... [2019-12-07 16:08:15,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:08:15,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:08:16,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:08:16,196 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 16:08:16,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:08:16,257 INFO L208 MainTranslator]: Completed translation [2019-12-07 16:08:16,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16 WrapperNode [2019-12-07 16:08:16,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:08:16,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 16:08:16,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 16:08:16,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 16:08:16,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (1/1) ... [2019-12-07 16:08:16,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (1/1) ... [2019-12-07 16:08:16,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 16:08:16,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 16:08:16,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 16:08:16,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 16:08:16,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (1/1) ... [2019-12-07 16:08:16,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (1/1) ... [2019-12-07 16:08:16,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (1/1) ... [2019-12-07 16:08:16,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (1/1) ... [2019-12-07 16:08:16,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (1/1) ... [2019-12-07 16:08:16,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (1/1) ... [2019-12-07 16:08:16,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (1/1) ... [2019-12-07 16:08:16,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 16:08:16,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 16:08:16,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 16:08:16,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 16:08:16,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:08:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 16:08:16,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 16:08:17,514 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 16:08:17,514 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 16:08:17,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:08:17 BoogieIcfgContainer [2019-12-07 16:08:17,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 16:08:17,517 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 16:08:17,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 16:08:17,520 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 16:08:17,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 04:08:15" (1/3) ... [2019-12-07 16:08:17,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6430446a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:08:17, skipping insertion in model container [2019-12-07 16:08:17,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:08:16" (2/3) ... [2019-12-07 16:08:17,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6430446a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:08:17, skipping insertion in model container [2019-12-07 16:08:17,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:08:17" (3/3) ... [2019-12-07 16:08:17,523 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label13.c [2019-12-07 16:08:17,529 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 16:08:17,534 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 16:08:17,541 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 16:08:17,558 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 16:08:17,558 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 16:08:17,567 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 16:08:17,567 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 16:08:17,567 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 16:08:17,567 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 16:08:17,567 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 16:08:17,567 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 16:08:17,584 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states. [2019-12-07 16:08:17,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-07 16:08:17,589 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:08:17,590 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:08:17,590 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:08:17,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:08:17,594 INFO L82 PathProgramCache]: Analyzing trace with hash 925943945, now seen corresponding path program 1 times [2019-12-07 16:08:17,600 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:08:17,600 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856267037] [2019-12-07 16:08:17,600 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:08:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:08:17,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:08:17,830 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856267037] [2019-12-07 16:08:17,831 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:08:17,831 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:08:17,832 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847797174] [2019-12-07 16:08:17,836 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:08:17,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:08:17,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:08:17,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:08:17,847 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 4 states. [2019-12-07 16:08:18,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:08:18,279 INFO L93 Difference]: Finished difference Result 333 states and 641 transitions. [2019-12-07 16:08:18,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:08:18,280 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 80 [2019-12-07 16:08:18,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:08:18,290 INFO L225 Difference]: With dead ends: 333 [2019-12-07 16:08:18,290 INFO L226 Difference]: Without dead ends: 243 [2019-12-07 16:08:18,292 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:08:18,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2019-12-07 16:08:18,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 243. [2019-12-07 16:08:18,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2019-12-07 16:08:18,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 393 transitions. [2019-12-07 16:08:18,331 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 393 transitions. Word has length 80 [2019-12-07 16:08:18,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:08:18,332 INFO L462 AbstractCegarLoop]: Abstraction has 243 states and 393 transitions. [2019-12-07 16:08:18,332 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:08:18,332 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 393 transitions. [2019-12-07 16:08:18,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-07 16:08:18,335 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:08:18,336 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-12-07 16:08:18,336 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:08:18,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:08:18,336 INFO L82 PathProgramCache]: Analyzing trace with hash 2137914583, now seen corresponding path program 1 times [2019-12-07 16:08:18,336 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:08:18,336 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750153770] [2019-12-07 16:08:18,337 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:08:18,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:08:18,379 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:08:18,380 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750153770] [2019-12-07 16:08:18,380 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:08:18,380 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:08:18,380 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640279775] [2019-12-07 16:08:18,381 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:08:18,381 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:08:18,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:08:18,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:08:18,382 INFO L87 Difference]: Start difference. First operand 243 states and 393 transitions. Second operand 3 states. [2019-12-07 16:08:18,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:08:18,612 INFO L93 Difference]: Finished difference Result 565 states and 925 transitions. [2019-12-07 16:08:18,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:08:18,612 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2019-12-07 16:08:18,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:08:18,615 INFO L225 Difference]: With dead ends: 565 [2019-12-07 16:08:18,615 INFO L226 Difference]: Without dead ends: 323 [2019-12-07 16:08:18,616 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:08:18,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2019-12-07 16:08:18,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 323. [2019-12-07 16:08:18,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2019-12-07 16:08:18,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 488 transitions. [2019-12-07 16:08:18,634 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 488 transitions. Word has length 89 [2019-12-07 16:08:18,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:08:18,634 INFO L462 AbstractCegarLoop]: Abstraction has 323 states and 488 transitions. [2019-12-07 16:08:18,634 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:08:18,634 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 488 transitions. [2019-12-07 16:08:18,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-07 16:08:18,637 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:08:18,638 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 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 16:08:18,638 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:08:18,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:08:18,638 INFO L82 PathProgramCache]: Analyzing trace with hash 606378017, now seen corresponding path program 1 times [2019-12-07 16:08:18,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:08:18,639 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511029609] [2019-12-07 16:08:18,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:08:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:08:18,683 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:08:18,683 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511029609] [2019-12-07 16:08:18,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:08:18,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:08:18,684 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458989242] [2019-12-07 16:08:18,684 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:08:18,685 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:08:18,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:08:18,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:08:18,685 INFO L87 Difference]: Start difference. First operand 323 states and 488 transitions. Second operand 3 states. [2019-12-07 16:08:18,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:08:18,915 INFO L93 Difference]: Finished difference Result 725 states and 1115 transitions. [2019-12-07 16:08:18,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:08:18,916 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2019-12-07 16:08:18,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:08:18,917 INFO L225 Difference]: With dead ends: 725 [2019-12-07 16:08:18,917 INFO L226 Difference]: Without dead ends: 403 [2019-12-07 16:08:18,919 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:08:18,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2019-12-07 16:08:18,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 403. [2019-12-07 16:08:18,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2019-12-07 16:08:18,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 578 transitions. [2019-12-07 16:08:18,929 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 578 transitions. Word has length 93 [2019-12-07 16:08:18,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:08:18,929 INFO L462 AbstractCegarLoop]: Abstraction has 403 states and 578 transitions. [2019-12-07 16:08:18,929 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:08:18,929 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 578 transitions. [2019-12-07 16:08:18,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-07 16:08:18,930 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:08:18,930 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-12-07 16:08:18,931 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:08:18,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:08:18,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1484414960, now seen corresponding path program 1 times [2019-12-07 16:08:18,931 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:08:18,931 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198362982] [2019-12-07 16:08:18,931 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:08:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:08:18,962 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-07 16:08:18,963 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198362982] [2019-12-07 16:08:18,963 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:08:18,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 16:08:18,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705290150] [2019-12-07 16:08:18,964 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:08:18,964 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:08:18,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:08:18,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:08:18,965 INFO L87 Difference]: Start difference. First operand 403 states and 578 transitions. Second operand 3 states. [2019-12-07 16:08:19,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:08:19,187 INFO L93 Difference]: Finished difference Result 1125 states and 1641 transitions. [2019-12-07 16:08:19,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:08:19,187 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2019-12-07 16:08:19,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:08:19,190 INFO L225 Difference]: With dead ends: 1125 [2019-12-07 16:08:19,190 INFO L226 Difference]: Without dead ends: 723 [2019-12-07 16:08:19,191 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:08:19,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 723 states. [2019-12-07 16:08:19,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 723 to 723. [2019-12-07 16:08:19,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 723 states. [2019-12-07 16:08:19,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 1003 transitions. [2019-12-07 16:08:19,203 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 1003 transitions. Word has length 99 [2019-12-07 16:08:19,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:08:19,204 INFO L462 AbstractCegarLoop]: Abstraction has 723 states and 1003 transitions. [2019-12-07 16:08:19,204 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:08:19,204 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1003 transitions. [2019-12-07 16:08:19,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-12-07 16:08:19,205 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:08:19,206 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:08:19,206 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:08:19,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:08:19,206 INFO L82 PathProgramCache]: Analyzing trace with hash 691136595, now seen corresponding path program 1 times [2019-12-07 16:08:19,206 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:08:19,206 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039601207] [2019-12-07 16:08:19,206 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:08:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:08:19,260 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:08:19,261 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039601207] [2019-12-07 16:08:19,261 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:08:19,261 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:08:19,261 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137745843] [2019-12-07 16:08:19,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 16:08:19,261 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:08:19,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 16:08:19,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:08:19,262 INFO L87 Difference]: Start difference. First operand 723 states and 1003 transitions. Second operand 4 states. [2019-12-07 16:08:19,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:08:19,715 INFO L93 Difference]: Finished difference Result 2645 states and 3687 transitions. [2019-12-07 16:08:19,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:08:19,716 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 132 [2019-12-07 16:08:19,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:08:19,726 INFO L225 Difference]: With dead ends: 2645 [2019-12-07 16:08:19,726 INFO L226 Difference]: Without dead ends: 1923 [2019-12-07 16:08:19,728 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 16:08:19,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1923 states. [2019-12-07 16:08:19,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1923 to 1123. [2019-12-07 16:08:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1123 states. [2019-12-07 16:08:19,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1533 transitions. [2019-12-07 16:08:19,759 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1533 transitions. Word has length 132 [2019-12-07 16:08:19,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:08:19,759 INFO L462 AbstractCegarLoop]: Abstraction has 1123 states and 1533 transitions. [2019-12-07 16:08:19,759 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 16:08:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1533 transitions. [2019-12-07 16:08:19,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-12-07 16:08:19,762 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:08:19,763 INFO L410 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:08:19,763 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:08:19,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:08:19,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1217215507, now seen corresponding path program 1 times [2019-12-07 16:08:19,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:08:19,764 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316536886] [2019-12-07 16:08:19,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:08:19,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:08:19,844 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 16:08:19,844 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316536886] [2019-12-07 16:08:19,844 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:08:19,845 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 16:08:19,845 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575120394] [2019-12-07 16:08:19,845 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:08:19,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:08:19,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:08:19,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:08:19,846 INFO L87 Difference]: Start difference. First operand 1123 states and 1533 transitions. Second operand 3 states. [2019-12-07 16:08:20,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:08:20,125 INFO L93 Difference]: Finished difference Result 2885 states and 3940 transitions. [2019-12-07 16:08:20,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:08:20,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 143 [2019-12-07 16:08:20,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:08:20,135 INFO L225 Difference]: With dead ends: 2885 [2019-12-07 16:08:20,135 INFO L226 Difference]: Without dead ends: 1683 [2019-12-07 16:08:20,137 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 16:08:20,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1683 states. [2019-12-07 16:08:20,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1683 to 1603. [2019-12-07 16:08:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1603 states. [2019-12-07 16:08:20,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1603 states and 2093 transitions. [2019-12-07 16:08:20,174 INFO L78 Accepts]: Start accepts. Automaton has 1603 states and 2093 transitions. Word has length 143 [2019-12-07 16:08:20,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:08:20,174 INFO L462 AbstractCegarLoop]: Abstraction has 1603 states and 2093 transitions. [2019-12-07 16:08:20,174 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:08:20,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2093 transitions. [2019-12-07 16:08:20,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-12-07 16:08:20,178 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:08:20,179 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 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, 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] [2019-12-07 16:08:20,179 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:08:20,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:08:20,179 INFO L82 PathProgramCache]: Analyzing trace with hash 2026355397, now seen corresponding path program 1 times [2019-12-07 16:08:20,179 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:08:20,180 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863106883] [2019-12-07 16:08:20,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:08:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:08:20,255 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 115 proven. 8 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-12-07 16:08:20,255 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863106883] [2019-12-07 16:08:20,255 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810479016] [2019-12-07 16:08:20,256 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:08:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:08:20,317 INFO L264 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 16:08:20,323 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:08:20,368 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-12-07 16:08:20,368 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 16:08:20,396 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-12-07 16:08:20,396 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-12-07 16:08:20,396 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [3] total 4 [2019-12-07 16:08:20,396 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037520749] [2019-12-07 16:08:20,397 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 16:08:20,397 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 16:08:20,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 16:08:20,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:08:20,397 INFO L87 Difference]: Start difference. First operand 1603 states and 2093 transitions. Second operand 3 states. [2019-12-07 16:08:20,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:08:20,544 INFO L93 Difference]: Finished difference Result 2885 states and 3736 transitions. [2019-12-07 16:08:20,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 16:08:20,544 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2019-12-07 16:08:20,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:08:20,549 INFO L225 Difference]: With dead ends: 2885 [2019-12-07 16:08:20,549 INFO L226 Difference]: Without dead ends: 1203 [2019-12-07 16:08:20,551 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 333 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:08:20,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203 states. [2019-12-07 16:08:20,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1203 to 883. [2019-12-07 16:08:20,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 883 states. [2019-12-07 16:08:20,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 1090 transitions. [2019-12-07 16:08:20,567 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 1090 transitions. Word has length 168 [2019-12-07 16:08:20,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:08:20,568 INFO L462 AbstractCegarLoop]: Abstraction has 883 states and 1090 transitions. [2019-12-07 16:08:20,568 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 16:08:20,568 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1090 transitions. [2019-12-07 16:08:20,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-07 16:08:20,570 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:08:20,570 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 16:08:20,770 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:08:20,771 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:08:20,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:08:20,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1296467394, now seen corresponding path program 1 times [2019-12-07 16:08:20,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 16:08:20,771 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417672081] [2019-12-07 16:08:20,771 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:08:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:08:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:08:20,842 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-12-07 16:08:20,843 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 16:08:20,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 04:08:20 BoogieIcfgContainer [2019-12-07 16:08:20,917 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 16:08:20,918 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 16:08:20,918 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 16:08:20,918 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 16:08:20,918 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:08:17" (3/4) ... [2019-12-07 16:08:20,920 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 16:08:21,011 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8888f723-0524-4a41-b881-e61065cc54cd/bin/utaipan/witness.graphml [2019-12-07 16:08:21,012 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 16:08:21,013 INFO L168 Benchmark]: Toolchain (without parser) took 5086.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 935.4 MB in the beginning and 815.2 MB in the end (delta: 120.2 MB). Peak memory consumption was 272.3 MB. Max. memory is 11.5 GB. [2019-12-07 16:08:21,013 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:08:21,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 331.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Free memory was 935.4 MB in the beginning and 1.1 GB in the end (delta: -121.9 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:08:21,014 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:08:21,014 INFO L168 Benchmark]: Boogie Preprocessor took 43.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:08:21,014 INFO L168 Benchmark]: RCFGBuilder took 1165.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 826.2 MB in the end (delta: 220.4 MB). Peak memory consumption was 220.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:08:21,014 INFO L168 Benchmark]: TraceAbstraction took 3400.48 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 67.6 MB). Free memory was 826.2 MB in the beginning and 843.4 MB in the end (delta: -17.3 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:08:21,015 INFO L168 Benchmark]: Witness Printer took 94.08 ms. Allocated memory is still 1.2 GB. Free memory was 843.4 MB in the beginning and 815.2 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2019-12-07 16:08:21,016 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 331.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Free memory was 935.4 MB in the beginning and 1.1 GB in the end (delta: -121.9 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1165.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 826.2 MB in the end (delta: 220.4 MB). Peak memory consumption was 220.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3400.48 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 67.6 MB). Free memory was 826.2 MB in the beginning and 843.4 MB in the end (delta: -17.3 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. * Witness Printer took 94.08 ms. Allocated memory is still 1.2 GB. Free memory was 843.4 MB in the beginning and 815.2 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 430]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L7] int a= 1; [L8] int e= 5; [L9] int d= 4; [L10] int f= 6; [L11] int c= 3; [L14] int u = 21; [L15] int v = 22; [L16] int w = 23; [L17] int x = 24; [L18] int y = 25; [L19] int z = 26; [L22] int a25 = 0; [L23] int a11 = 0; [L24] int a28 = 7; [L25] int a19 = 1; [L26] int a21 = 1; [L27] int a17 = 8; [L603] int output = -1; VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L47] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L50] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L54] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L59] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L65] COND FALSE !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L69] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L74] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L91] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L95] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L99] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L106] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L113] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L119] COND FALSE !((((((a21==1)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L123] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L130] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L134] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L139] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L143] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L148] COND FALSE !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L159] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L165] COND TRUE (((a21==1)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1)) [L166] a25 = 1 [L167] a28 = 9 [L168] return 26; VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L47] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L50] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L54] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L59] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L65] COND FALSE !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L69] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L74] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L91] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L95] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L99] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L106] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L113] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L119] COND FALSE !((((((a21==1)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L123] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L130] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L134] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L139] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L143] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L148] COND FALSE !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L159] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L165] COND FALSE !((((a21==1)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L169] COND FALSE !(((a28==11)&&(((a17==8)&&((((input==6)&&(a21==1))&&(a19==1))&&!(a25==1)))&&!(a11==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !(((!(a11==1)&&(((a17==8)&&((a21==1)&&((input==3)&&(a28==8))))&&(a19==1)))&&(a25==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L179] COND FALSE !((((a21==1)&&(((a19==1)&&(((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))&&(input==4)))&&(a11==1)))&&(a17==9))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L185] COND FALSE !((((!(a11==1)&&((a17==8)&&(((input==4)&&(a19==1))&&(a28==8))))&&(a21==1))&&(a25==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L187] COND FALSE !(((a19==1)&&((((((input==4)&&(a21==1))&&(a28==9))&&!(a25==1))&&!(a11==1))&&(a17==8)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L189] COND FALSE !(((a17==8)&&((((((input==1)&&(a21==1))&&!(a11==1))&&(a19==1))&&!(a25==1))&&(a28==9)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L191] COND FALSE !((((((((input==4)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a21==1))&&(a17==8))&&(a28==10))&&(a19==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L194] COND FALSE !(((!(a25==1)&&((a11==1)&&((a28==8)&&(((a17==9)&&(input==4))&&(a19==1)))))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L198] COND FALSE !((!(a19==1)&&((a17==8)&&((a28==10)&&(((a25==1)&&(!(a11==1)&&(input==5)))&&(a21==1)))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L202] COND FALSE !((((((a21==1)&&((input==1)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))))&&(a17==8))&&!(a11==1))&&(a19==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L212] COND FALSE !(((a21==1)&&((((a19==1)&&((a25==1)&&((a28==11)&&(input==6))))&&!(a11==1))&&(a17==8)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L215] COND FALSE !((!(a11==1)&&((a19==1)&&((a28==10)&&(((((a25==1)||!(a25==1))&&(input==5))&&(a17==8))&&(a21==1)))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L218] COND FALSE !((((((a17==9)&&((((a25==1)||!(a25==1))&&(input==6))&&(a11==1)))&&(a19==1))&&(a21==1))&&(a28==9))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L223] COND FALSE !((((a17==8)&&(((((input==6)&&(a25==1))&&!(a19==1))&&!(a11==1))&&(a28==10)))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L225] COND FALSE !(((!(a19==1)&&((a17==8)&&(!(a11==1)&&((input==1)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L232] COND FALSE !((((((((input==1)&&(a21==1))&&(a28==9))&&!(a19==1))&&!(a25==1))&&(a17==8))&&!(a11==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L234] COND FALSE !(((a17==8)&&(((!(a11==1)&&((!(a25==1)&&(input==4))&&(a19==1)))&&(a28==7))&&(a21==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L237] COND FALSE !((!(a11==1)&&(((a17==8)&&((((!(a25==1)&&(a28==11))||((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1))))&&(input==3))&&(a21==1)))&&!(a19==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L248] COND FALSE !(((((!(a11==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==5)))&&(a21==1))&&!(a19==1))&&(a17==8))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L253] COND FALSE !((((a17==9)&&(((((input==1)&&((a25==1)||!(a25==1)))&&(a11==1))&&(a21==1))&&(a19==1)))&&(a28==9))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L259] COND FALSE !((!(a11==1)&&((a19==1)&&(((((a28==9)&&(input==6))&&(a21==1))&&(a17==8))&&!(a25==1))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L261] COND FALSE !(((a17==9)&&((a21==1)&&((a11==1)&&(((input==3)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a19==1)))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L276] COND FALSE !(((a28==7)&&((a17==8)&&(!(a25==1)&&((a21==1)&&((a19==1)&&((input==5)&&!(a11==1)))))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L280] COND FALSE !(((a28==8)&&((a21==1)&&((!(a11==1)&&(((input==1)&&(a17==8))&&(a19==1)))&&(a25==1))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L283] COND FALSE !((((((a17==8)&&(((input==6)&&((a25==1)||!(a25==1)))&&(a21==1)))&&(a28==10))&&!(a11==1))&&(a19==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L286] COND FALSE !(((!(a11==1)&&((!(a19==1)&&(((!(a25==1)&&(a28==11))||(((a28==10)&&!(a25==1))||((a25==1)&&(a28==11))))&&(input==5)))&&(a17==8)))&&(a21==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L291] COND FALSE !(((a17==8)&&(((a21==1)&&(!(a11==1)&&((a25==1)&&((a28==8)&&(input==6)))))&&(a19==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L293] COND FALSE !((((a19==1)&&((a17==8)&&(((!(a25==1)&&(input==5))&&(a21==1))&&!(a11==1))))&&(a28==11))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L297] COND FALSE !(((a11==1)&&(((a17==9)&&((a28==9)&&((a19==1)&&(((a25==1)||!(a25==1))&&(input==5)))))&&(a21==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L309] COND FALSE !((((((((input==3)&&(a19==1))&&(a21==1))&&(a17==8))&&!(a25==1))&&(a28==11))&&!(a11==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L314] COND FALSE !(((a19==1)&&((a21==1)&&((((input==5)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a11==1))&&(a17==9))))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L328] COND FALSE !((((a19==1)&&(((!(a11==1)&&(((a25==1)||!(a25==1))&&(input==3)))&&(a28==10))&&(a21==1)))&&(a17==8))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L331] COND FALSE !(((!(a11==1)&&(((((input==4)&&(a17==8))&&!(a25==1))&&(a21==1))&&(a28==11)))&&(a19==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L337] COND FALSE !((((!(a19==1)&&(((input==4)&&(((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1)))||(!(a25==1)&&(a28==11))))&&(a21==1)))&&(a17==8))&&!(a11==1))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L349] COND FALSE !((!(a11==1)&&(((a17==8)&&((((a25==1)&&(input==4))&&(a19==1))&&(a28==11)))&&(a21==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L354] COND FALSE !((((((a21==1)&&((((a28==8)&&!(a25==1))||((a28==9)&&(a25==1)))&&(input==6)))&&!(a11==1))&&!(a19==1))&&(a17==8))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L361] COND FALSE !(((a19==1)&&((((a21==1)&&((!(a25==1)&&(input==3))&&(a17==9)))&&(a28==8))&&(a11==1)))) VAL [a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L368] COND TRUE ((a17==8)&&(((a21==1)&&(((input==5)&&((!(a25==1)&&(a28==8))||((a28==9)&&(a25==1))))&&(a19==1)))&&!(a11==1))) [L369] a11 = 1 [L370] a19 = 0 [L371] a25 = 1 [L372] a17 = 7 [L373] a28 = 9 [L374] return -1; VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L47] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L50] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L54] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L59] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L65] COND FALSE !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L69] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L74] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L91] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L95] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L99] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L106] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L113] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L119] COND FALSE !((((((a21==1)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L123] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L130] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L134] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L139] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L143] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L148] COND FALSE !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L159] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L165] COND FALSE !((((a21==1)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L169] COND FALSE !(((a28==11)&&(((a17==8)&&((((input==6)&&(a21==1))&&(a19==1))&&!(a25==1)))&&!(a11==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !(((!(a11==1)&&(((a17==8)&&((a21==1)&&((input==3)&&(a28==8))))&&(a19==1)))&&(a25==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L179] COND FALSE !((((a21==1)&&(((a19==1)&&(((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))&&(input==4)))&&(a11==1)))&&(a17==9))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L185] COND FALSE !((((!(a11==1)&&((a17==8)&&(((input==4)&&(a19==1))&&(a28==8))))&&(a21==1))&&(a25==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L187] COND FALSE !(((a19==1)&&((((((input==4)&&(a21==1))&&(a28==9))&&!(a25==1))&&!(a11==1))&&(a17==8)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L189] COND FALSE !(((a17==8)&&((((((input==1)&&(a21==1))&&!(a11==1))&&(a19==1))&&!(a25==1))&&(a28==9)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L191] COND FALSE !((((((((input==4)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a21==1))&&(a17==8))&&(a28==10))&&(a19==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L194] COND FALSE !(((!(a25==1)&&((a11==1)&&((a28==8)&&(((a17==9)&&(input==4))&&(a19==1)))))&&(a21==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L198] COND FALSE !((!(a19==1)&&((a17==8)&&((a28==10)&&(((a25==1)&&(!(a11==1)&&(input==5)))&&(a21==1)))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L202] COND FALSE !((((((a21==1)&&((input==1)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))))&&(a17==8))&&!(a11==1))&&(a19==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L212] COND FALSE !(((a21==1)&&((((a19==1)&&((a25==1)&&((a28==11)&&(input==6))))&&!(a11==1))&&(a17==8)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L215] COND FALSE !((!(a11==1)&&((a19==1)&&((a28==10)&&(((((a25==1)||!(a25==1))&&(input==5))&&(a17==8))&&(a21==1)))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L218] COND FALSE !((((((a17==9)&&((((a25==1)||!(a25==1))&&(input==6))&&(a11==1)))&&(a19==1))&&(a21==1))&&(a28==9))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L223] COND FALSE !((((a17==8)&&(((((input==6)&&(a25==1))&&!(a19==1))&&!(a11==1))&&(a28==10)))&&(a21==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L225] COND FALSE !(((!(a19==1)&&((a17==8)&&(!(a11==1)&&((input==1)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))))&&(a21==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L232] COND FALSE !((((((((input==1)&&(a21==1))&&(a28==9))&&!(a19==1))&&!(a25==1))&&(a17==8))&&!(a11==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L234] COND FALSE !(((a17==8)&&(((!(a11==1)&&((!(a25==1)&&(input==4))&&(a19==1)))&&(a28==7))&&(a21==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L237] COND FALSE !((!(a11==1)&&(((a17==8)&&((((!(a25==1)&&(a28==11))||((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1))))&&(input==3))&&(a21==1)))&&!(a19==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L248] COND FALSE !(((((!(a11==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==5)))&&(a21==1))&&!(a19==1))&&(a17==8))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L253] COND FALSE !((((a17==9)&&(((((input==1)&&((a25==1)||!(a25==1)))&&(a11==1))&&(a21==1))&&(a19==1)))&&(a28==9))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L259] COND FALSE !((!(a11==1)&&((a19==1)&&(((((a28==9)&&(input==6))&&(a21==1))&&(a17==8))&&!(a25==1))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L261] COND FALSE !(((a17==9)&&((a21==1)&&((a11==1)&&(((input==3)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a19==1)))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L276] COND FALSE !(((a28==7)&&((a17==8)&&(!(a25==1)&&((a21==1)&&((a19==1)&&((input==5)&&!(a11==1)))))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L280] COND FALSE !(((a28==8)&&((a21==1)&&((!(a11==1)&&(((input==1)&&(a17==8))&&(a19==1)))&&(a25==1))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L283] COND FALSE !((((((a17==8)&&(((input==6)&&((a25==1)||!(a25==1)))&&(a21==1)))&&(a28==10))&&!(a11==1))&&(a19==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L286] COND FALSE !(((!(a11==1)&&((!(a19==1)&&(((!(a25==1)&&(a28==11))||(((a28==10)&&!(a25==1))||((a25==1)&&(a28==11))))&&(input==5)))&&(a17==8)))&&(a21==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L291] COND FALSE !(((a17==8)&&(((a21==1)&&(!(a11==1)&&((a25==1)&&((a28==8)&&(input==6)))))&&(a19==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L293] COND FALSE !((((a19==1)&&((a17==8)&&(((!(a25==1)&&(input==5))&&(a21==1))&&!(a11==1))))&&(a28==11))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L297] COND FALSE !(((a11==1)&&(((a17==9)&&((a28==9)&&((a19==1)&&(((a25==1)||!(a25==1))&&(input==5)))))&&(a21==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L309] COND FALSE !((((((((input==3)&&(a19==1))&&(a21==1))&&(a17==8))&&!(a25==1))&&(a28==11))&&!(a11==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L314] COND FALSE !(((a19==1)&&((a21==1)&&((((input==5)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a11==1))&&(a17==9))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L328] COND FALSE !((((a19==1)&&(((!(a11==1)&&(((a25==1)||!(a25==1))&&(input==3)))&&(a28==10))&&(a21==1)))&&(a17==8))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L331] COND FALSE !(((!(a11==1)&&(((((input==4)&&(a17==8))&&!(a25==1))&&(a21==1))&&(a28==11)))&&(a19==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L337] COND FALSE !((((!(a19==1)&&(((input==4)&&(((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1)))||(!(a25==1)&&(a28==11))))&&(a21==1)))&&(a17==8))&&!(a11==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L349] COND FALSE !((!(a11==1)&&(((a17==8)&&((((a25==1)&&(input==4))&&(a19==1))&&(a28==11)))&&(a21==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L354] COND FALSE !((((((a21==1)&&((((a28==8)&&!(a25==1))||((a28==9)&&(a25==1)))&&(input==6)))&&!(a11==1))&&!(a19==1))&&(a17==8))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L361] COND FALSE !(((a19==1)&&((((a21==1)&&((!(a25==1)&&(input==3))&&(a17==9)))&&(a28==8))&&(a11==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L368] COND FALSE !(((a17==8)&&(((a21==1)&&(((input==5)&&((!(a25==1)&&(a28==8))||((a28==9)&&(a25==1))))&&(a19==1)))&&!(a11==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L375] COND FALSE !(((a19==1)&&(((((a17==8)&&((input==5)&&!(a11==1)))&&(a21==1))&&(a25==1))&&(a28==8)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L378] COND FALSE !((((!(a11==1)&&((((a21==1)&&(input==4))&&(a28==10))&&(a17==8)))&&!(a19==1))&&(a25==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L380] COND FALSE !(((a28==8)&&(((a19==1)&&((a11==1)&&(!(a25==1)&&((a17==9)&&(input==6)))))&&(a21==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L389] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==6)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))&&(a17==8))&&!(a19==1)))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L394] COND FALSE !((((((!(a25==1)&&((a19==1)&&(input==3)))&&(a28==9))&&(a21==1))&&(a17==8))&&!(a11==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L398] COND FALSE !((((a17==8)&&((((input==4)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9))))&&(a21==1))&&!(a19==1)))&&!(a11==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L402] COND FALSE !((((!(a11==1)&&((((a19==1)&&(input==5))&&(a17==8))&&(a21==1)))&&(a28==9))&&!(a25==1))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L404] COND FALSE !((((a11==1)&&((a19==1)&&((a21==1)&&(((a17==9)&&(input==5))&&!(a25==1)))))&&(a28==8))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L407] COND FALSE !((!(a11==1)&&((a21==1)&&(((a19==1)&&((a17==8)&&((a25==1)&&(input==5))))&&(a28==11))))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L409] COND FALSE !(((a19==1)&&((a17==8)&&(((((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))&&!(a11==1))&&(a21==1))))) [L414] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==8))) [L417] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==8))) [L420] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) [L423] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L426] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==8))) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L429] COND TRUE ((((((a25==1)&&(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==7)) VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L430] __VERIFIER_error() VAL [a=1, a11=1, a17=7, a19=0, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Result: UNSAFE, OverallTime: 3.2s, OverallIterations: 8, TraceHistogramMax: 5, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 557 SDtfs, 755 SDslu, 48 SDs, 0 SdLazy, 1969 SolverSat, 553 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 355 GetRequests, 342 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1603occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 1200 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 1150 NumberOfCodeBlocks, 1150 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1131 ConstructedInterpolants, 0 QuantifiedInterpolants, 267717 SizeOfPredicates, 0 NumberOfNonLiveVariables, 340 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 712/720 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 incorrect! Received shutdown request...