./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 13:00:58,040 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 13:00:58,041 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 13:00:58,049 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 13:00:58,049 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 13:00:58,049 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 13:00:58,050 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 13:00:58,051 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 13:00:58,052 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 13:00:58,053 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 13:00:58,054 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 13:00:58,054 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 13:00:58,054 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 13:00:58,055 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 13:00:58,056 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 13:00:58,056 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 13:00:58,057 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 13:00:58,058 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 13:00:58,059 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 13:00:58,060 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 13:00:58,061 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 13:00:58,062 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 13:00:58,064 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 13:00:58,064 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 13:00:58,064 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 13:00:58,064 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 13:00:58,065 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 13:00:58,066 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 13:00:58,066 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 13:00:58,067 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 13:00:58,067 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 13:00:58,068 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 13:00:58,068 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 13:00:58,068 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 13:00:58,068 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 13:00:58,069 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 13:00:58,069 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 13:00:58,079 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 13:00:58,080 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 13:00:58,080 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 13:00:58,080 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 13:00:58,081 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 13:00:58,081 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 13:00:58,081 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 13:00:58,081 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 13:00:58,082 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 13:00:58,082 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 13:00:58,082 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 13:00:58,082 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 13:00:58,082 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 13:00:58,082 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 13:00:58,082 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 13:00:58,082 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 13:00:58,082 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 13:00:58,082 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 13:00:58,083 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 13:00:58,083 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 13:00:58,083 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 13:00:58,083 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 13:00:58,083 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 13:00:58,083 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 13:00:58,083 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 13:00:58,083 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 13:00:58,083 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 13:00:58,084 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 13:00:58,084 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 13:00:58,084 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 13:00:58,084 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 [2018-12-09 13:00:58,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 13:00:58,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 13:00:58,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 13:00:58,115 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 13:00:58,115 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 13:00:58,116 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c [2018-12-09 13:00:58,149 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/data/bd1530a56/78504c04d09e46ebb591fe3368ef06ea/FLAGe00e88edf [2018-12-09 13:00:58,581 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 13:00:58,581 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c [2018-12-09 13:00:58,589 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/data/bd1530a56/78504c04d09e46ebb591fe3368ef06ea/FLAGe00e88edf [2018-12-09 13:00:58,597 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/data/bd1530a56/78504c04d09e46ebb591fe3368ef06ea [2018-12-09 13:00:58,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 13:00:58,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 13:00:58,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 13:00:58,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 13:00:58,603 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 13:00:58,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:58,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58, skipping insertion in model container [2018-12-09 13:00:58,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:58,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 13:00:58,635 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 13:00:58,818 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:00:58,821 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 13:00:58,923 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:00:58,934 INFO L195 MainTranslator]: Completed translation [2018-12-09 13:00:58,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58 WrapperNode [2018-12-09 13:00:58,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 13:00:58,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 13:00:58,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 13:00:58,935 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 13:00:58,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:58,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:58,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 13:00:58,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 13:00:58,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 13:00:58,958 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 13:00:58,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:58,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:58,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:58,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:58,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:59,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:59,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (1/1) ... [2018-12-09 13:00:59,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 13:00:59,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 13:00:59,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 13:00:59,007 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 13:00:59,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 13:00:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 13:00:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 13:00:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 13:00:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 13:00:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 13:00:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 13:00:59,042 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 13:00:59,042 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 13:00:59,563 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 13:00:59,563 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 13:00:59,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:00:59 BoogieIcfgContainer [2018-12-09 13:00:59,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 13:00:59,564 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 13:00:59,564 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 13:00:59,567 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 13:00:59,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 01:00:58" (1/3) ... [2018-12-09 13:00:59,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e3442cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:00:59, skipping insertion in model container [2018-12-09 13:00:59,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:00:58" (2/3) ... [2018-12-09 13:00:59,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e3442cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:00:59, skipping insertion in model container [2018-12-09 13:00:59,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:00:59" (3/3) ... [2018-12-09 13:00:59,569 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label13_true-unreach-call_false-termination.c [2018-12-09 13:00:59,577 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 13:00:59,584 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 13:00:59,594 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 13:00:59,614 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 13:00:59,615 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 13:00:59,615 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 13:00:59,615 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 13:00:59,615 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 13:00:59,615 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 13:00:59,615 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 13:00:59,615 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 13:00:59,615 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 13:00:59,629 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-12-09 13:00:59,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 13:00:59,637 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:00:59,637 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:00:59,639 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:00:59,643 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:00:59,643 INFO L82 PathProgramCache]: Analyzing trace with hash -2118591881, now seen corresponding path program 1 times [2018-12-09 13:00:59,644 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:00:59,644 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:00:59,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:00:59,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:00:59,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:00:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:00:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:00:59,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:00:59,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 13:00:59,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 13:00:59,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 13:00:59,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:00:59,910 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-12-09 13:01:00,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:01:00,345 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-12-09 13:01:00,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 13:01:00,346 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2018-12-09 13:01:00,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:01:00,354 INFO L225 Difference]: With dead ends: 547 [2018-12-09 13:01:00,354 INFO L226 Difference]: Without dead ends: 278 [2018-12-09 13:01:00,357 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:01:00,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-12-09 13:01:00,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2018-12-09 13:01:00,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-12-09 13:01:00,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 406 transitions. [2018-12-09 13:01:00,391 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 406 transitions. Word has length 129 [2018-12-09 13:01:00,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:01:00,391 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 406 transitions. [2018-12-09 13:01:00,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 13:01:00,392 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 406 transitions. [2018-12-09 13:01:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 13:01:00,396 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:01:00,396 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:01:00,396 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:01:00,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:01:00,397 INFO L82 PathProgramCache]: Analyzing trace with hash -2105809670, now seen corresponding path program 1 times [2018-12-09 13:01:00,397 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:01:00,397 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:01:00,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:01:00,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:01:00,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:01:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:01:00,467 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:01:00,467 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:01:00,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 13:01:00,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 13:01:00,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 13:01:00,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 13:01:00,469 INFO L87 Difference]: Start difference. First operand 278 states and 406 transitions. Second operand 5 states. [2018-12-09 13:01:00,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:01:00,805 INFO L93 Difference]: Finished difference Result 840 states and 1253 transitions. [2018-12-09 13:01:00,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 13:01:00,806 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2018-12-09 13:01:00,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:01:00,809 INFO L225 Difference]: With dead ends: 840 [2018-12-09 13:01:00,809 INFO L226 Difference]: Without dead ends: 568 [2018-12-09 13:01:00,810 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 13:01:00,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2018-12-09 13:01:00,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 558. [2018-12-09 13:01:00,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2018-12-09 13:01:00,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 788 transitions. [2018-12-09 13:01:00,831 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 788 transitions. Word has length 138 [2018-12-09 13:01:00,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:01:00,831 INFO L480 AbstractCegarLoop]: Abstraction has 558 states and 788 transitions. [2018-12-09 13:01:00,831 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 13:01:00,831 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 788 transitions. [2018-12-09 13:01:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 13:01:00,834 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:01:00,834 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:01:00,834 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:01:00,834 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:01:00,835 INFO L82 PathProgramCache]: Analyzing trace with hash 331870355, now seen corresponding path program 1 times [2018-12-09 13:01:00,835 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:01:00,835 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:01:00,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:01:00,836 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:01:00,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:01:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:01:00,890 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:01:00,890 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:01:00,890 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:01:00,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:01:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:01:00,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:01:00,994 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:01:01,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 13:01:01,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-12-09 13:01:01,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 13:01:01,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 13:01:01,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 13:01:01,020 INFO L87 Difference]: Start difference. First operand 558 states and 788 transitions. Second operand 7 states. [2018-12-09 13:01:01,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:01:01,812 INFO L93 Difference]: Finished difference Result 1960 states and 2898 transitions. [2018-12-09 13:01:01,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-09 13:01:01,812 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 149 [2018-12-09 13:01:01,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:01:01,819 INFO L225 Difference]: With dead ends: 1960 [2018-12-09 13:01:01,819 INFO L226 Difference]: Without dead ends: 1408 [2018-12-09 13:01:01,821 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-12-09 13:01:01,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states. [2018-12-09 13:01:01,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1382. [2018-12-09 13:01:01,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1382 states. [2018-12-09 13:01:01,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1382 states and 1890 transitions. [2018-12-09 13:01:01,859 INFO L78 Accepts]: Start accepts. Automaton has 1382 states and 1890 transitions. Word has length 149 [2018-12-09 13:01:01,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:01:01,859 INFO L480 AbstractCegarLoop]: Abstraction has 1382 states and 1890 transitions. [2018-12-09 13:01:01,859 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 13:01:01,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1890 transitions. [2018-12-09 13:01:01,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-09 13:01:01,862 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:01:01,862 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:01:01,862 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:01:01,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:01:01,863 INFO L82 PathProgramCache]: Analyzing trace with hash -668363314, now seen corresponding path program 1 times [2018-12-09 13:01:01,863 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:01:01,863 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:01:01,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:01:01,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:01:01,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:01:01,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:01:01,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:01:01,965 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:01:01,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 13:01:01,966 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 13:01:01,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 13:01:01,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:01:01,966 INFO L87 Difference]: Start difference. First operand 1382 states and 1890 transitions. Second operand 3 states. [2018-12-09 13:01:02,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:01:02,246 INFO L93 Difference]: Finished difference Result 1795 states and 2468 transitions. [2018-12-09 13:01:02,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 13:01:02,247 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2018-12-09 13:01:02,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:01:02,251 INFO L225 Difference]: With dead ends: 1795 [2018-12-09 13:01:02,251 INFO L226 Difference]: Without dead ends: 1793 [2018-12-09 13:01:02,252 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:01:02,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1793 states. [2018-12-09 13:01:02,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1793 to 1656. [2018-12-09 13:01:02,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1656 states. [2018-12-09 13:01:02,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1656 states and 2266 transitions. [2018-12-09 13:01:02,279 INFO L78 Accepts]: Start accepts. Automaton has 1656 states and 2266 transitions. Word has length 148 [2018-12-09 13:01:02,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:01:02,279 INFO L480 AbstractCegarLoop]: Abstraction has 1656 states and 2266 transitions. [2018-12-09 13:01:02,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 13:01:02,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2266 transitions. [2018-12-09 13:01:02,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 13:01:02,281 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:01:02,281 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:01:02,282 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:01:02,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:01:02,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1576691879, now seen corresponding path program 1 times [2018-12-09 13:01:02,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:01:02,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:01:02,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:01:02,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:01:02,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:01:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:01:02,351 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:01:02,352 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:01:02,352 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:01:02,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:01:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:01:02,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:01:02,430 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 13:01:02,446 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 13:01:02,446 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-12-09 13:01:02,447 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 13:01:02,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 13:01:02,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 13:01:02,447 INFO L87 Difference]: Start difference. First operand 1656 states and 2266 transitions. Second operand 7 states. [2018-12-09 13:01:03,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:01:03,221 INFO L93 Difference]: Finished difference Result 4619 states and 6512 transitions. [2018-12-09 13:01:03,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-09 13:01:03,222 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 167 [2018-12-09 13:01:03,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:01:03,222 INFO L225 Difference]: With dead ends: 4619 [2018-12-09 13:01:03,222 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 13:01:03,228 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2018-12-09 13:01:03,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 13:01:03,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 13:01:03,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 13:01:03,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 13:01:03,229 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 167 [2018-12-09 13:01:03,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:01:03,229 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 13:01:03,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 13:01:03,229 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 13:01:03,229 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 13:01:03,233 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 13:01:03,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:01:03,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:01:03,512 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 53 [2018-12-09 13:01:03,611 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 13:01:03,611 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-12-09 13:01:03,611 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 13:01:03,611 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-12-09 13:01:03,611 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-12-09 13:01:03,612 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-12-09 13:01:03,613 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,614 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,615 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,616 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,617 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-12-09 13:01:03,618 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-12-09 13:01:03,619 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-12-09 13:01:03,620 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-12-09 13:01:03,621 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse2 (= |old(~a8~0)| ~a8~0)) (.cse13 (= ~a17~0 |old(~a17~0)|)) (.cse3 (not (= ~a16~0 6))) (.cse4 (= ~a20~0 |old(~a20~0)|)) (.cse5 (= ~a21~0 |old(~a21~0)|))) (let ((.cse8 (and .cse2 .cse13 .cse3 .cse4 .cse5)) (.cse6 (= 1 ~a17~0)) (.cse1 (not (= 1 |old(~a20~0)|))) (.cse7 (not (= 1 |old(~a17~0)|))) (.cse10 (not (= 1 |old(~a21~0)|))) (.cse11 (= 1 |old(~a7~0)|)) (.cse12 (not (= ~a7~0 1))) (.cse9 (< 0 |old(~a20~0)|)) (.cse0 (= 6 |old(~a16~0)|)) (.cse14 (< 0 |old(~a17~0)|))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6) .cse7) (or .cse0 .cse8 .cse9) (or .cse10 .cse11 (and .cse12 .cse2 .cse13 .cse4 .cse5) (= 13 |old(~a8~0)|)) (or .cse8 (or .cse0 .cse10)) (or .cse10 .cse11 (and .cse12 .cse2 .cse4 .cse5 .cse6) .cse1 .cse7) (or .cse0 .cse10 .cse11 .cse12 .cse9) (or (and .cse2 .cse13 .cse4 .cse5) .cse14) (or .cse0 .cse3 .cse14)))) [2018-12-09 13:01:03,621 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-12-09 13:01:03,621 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,621 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,621 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,621 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,621 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-12-09 13:01:03,621 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,621 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,621 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-12-09 13:01:03,621 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 545) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-12-09 13:01:03,622 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-12-09 13:01:03,623 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-12-09 13:01:03,624 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (not (= ~a8~0 13)) (= 1 ~a17~0)) [2018-12-09 13:01:03,625 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 13:01:03,625 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 13:01:03,625 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (and (not (= ~a7~0 1)) (= |old(~a8~0)| ~a8~0) (not (= ~a16~0 6)) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|) (= 1 ~a17~0)) (not (= 1 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (not (= 1 |old(~a17~0)|))) [2018-12-09 13:01:03,626 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-12-09 13:01:03,626 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse2 (not (= ~a7~0 1))) (.cse3 (= 1 ~a20~0)) (.cse1 (= 1 ~a21~0)) (.cse4 (= 1 ~a17~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a20~0 0)) (<= ~a17~0 0) (not (= 1 |old(~a17~0)|)) (= 1 |old(~a7~0)|) (and .cse0 .cse1) (not (= 1 |old(~a20~0)|)) (and .cse2 .cse1 (not (= ~a8~0 13))) (and .cse3 .cse0 .cse4) (and .cse2 .cse3 .cse1 .cse4))) [2018-12-09 13:01:03,626 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-12-09 13:01:03,626 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-12-09 13:01:03,626 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse2 (not (= ~a7~0 1))) (.cse3 (= 1 ~a20~0)) (.cse1 (= 1 ~a21~0)) (.cse4 (= 1 ~a17~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a20~0 0)) (<= ~a17~0 0) (not (= 1 |old(~a17~0)|)) (= 1 |old(~a7~0)|) (and .cse0 .cse1) (not (= 1 |old(~a20~0)|)) (and .cse2 .cse1 (not (= ~a8~0 13))) (and .cse3 .cse0 .cse4) (and .cse2 .cse3 .cse1 .cse4))) [2018-12-09 13:01:03,626 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-12-09 13:01:03,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 01:01:03 BoogieIcfgContainer [2018-12-09 13:01:03,638 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 13:01:03,639 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 13:01:03,639 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 13:01:03,639 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 13:01:03,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:00:59" (3/4) ... [2018-12-09 13:01:03,642 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 13:01:03,648 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 13:01:03,648 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 13:01:03,649 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 13:01:03,655 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 13:01:03,655 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 13:01:03,673 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((6 == \old(a16) || !(1 == \old(a21))) || 13 == \old(a8)) || (!(a16 == 6) && a20 <= 0)) || a17 <= 0) || !(1 == \old(a17))) || 1 == \old(a7)) || (!(a16 == 6) && 1 == a21)) || !(1 == \old(a20))) || ((!(a7 == 1) && 1 == a21) && !(a8 == 13))) || ((1 == a20 && !(a16 == 6)) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a21) && 1 == a17) [2018-12-09 13:01:03,721 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ed3409ce-895a-401a-8f2c-7b7ad1aef2a2/bin-2019/uautomizer/witness.graphml [2018-12-09 13:01:03,721 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 13:01:03,722 INFO L168 Benchmark]: Toolchain (without parser) took 5122.24 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 227.0 MB). Free memory was 951.7 MB in the beginning and 984.6 MB in the end (delta: -32.9 MB). Peak memory consumption was 194.1 MB. Max. memory is 11.5 GB. [2018-12-09 13:01:03,722 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:01:03,722 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -135.4 MB). Peak memory consumption was 35.6 MB. Max. memory is 11.5 GB. [2018-12-09 13:01:03,723 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.56 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 13:01:03,723 INFO L168 Benchmark]: Boogie Preprocessor took 48.46 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. [2018-12-09 13:01:03,723 INFO L168 Benchmark]: RCFGBuilder took 556.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 972.4 MB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 11.5 GB. [2018-12-09 13:01:03,723 INFO L168 Benchmark]: TraceAbstraction took 4074.11 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 122.7 MB). Free memory was 972.4 MB in the beginning and 1.0 GB in the end (delta: -34.2 MB). Peak memory consumption was 88.5 MB. Max. memory is 11.5 GB. [2018-12-09 13:01:03,724 INFO L168 Benchmark]: Witness Printer took 82.55 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 984.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-12-09 13:01:03,725 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 333.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -135.4 MB). Peak memory consumption was 35.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.56 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.46 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. * RCFGBuilder took 556.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 972.4 MB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4074.11 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 122.7 MB). Free memory was 972.4 MB in the beginning and 1.0 GB in the end (delta: -34.2 MB). Peak memory consumption was 88.5 MB. Max. memory is 11.5 GB. * Witness Printer took 82.55 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 984.6 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 545]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((((6 == \old(a16) || !(1 == \old(a21))) || 13 == \old(a8)) || (!(a16 == 6) && a20 <= 0)) || a17 <= 0) || !(1 == \old(a17))) || 1 == \old(a7)) || (!(a16 == 6) && 1 == a21)) || !(1 == \old(a20))) || ((!(a7 == 1) && 1 == a21) && !(a8 == 13))) || ((1 == a20 && !(a16 == 6)) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a21) && 1 == a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 4.0s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 2.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 167 SDtfs, 1735 SDslu, 230 SDs, 0 SdLazy, 3737 SolverSat, 671 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 374 GetRequests, 338 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1656occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 173 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 50 PreInvPairs, 100 NumberOfFragments, 426 HoareAnnotationTreeSize, 50 FomulaSimplifications, 1996 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 815 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 1047 NumberOfCodeBlocks, 1047 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1040 ConstructedInterpolants, 0 QuantifiedInterpolants, 391566 SizeOfPredicates, 4 NumberOfNonLiveVariables, 893 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 158/162 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...