./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.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_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash edfcf451b435e6b30ae37c75ee1e2f5c8348550f ............................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 00:56:38,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 00:56:38,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 00:56:38,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 00:56:38,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 00:56:38,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 00:56:38,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 00:56:38,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 00:56:38,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 00:56:38,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 00:56:38,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 00:56:38,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 00:56:38,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 00:56:38,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 00:56:38,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 00:56:38,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 00:56:38,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 00:56:38,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 00:56:38,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 00:56:38,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 00:56:38,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 00:56:38,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 00:56:38,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 00:56:38,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 00:56:38,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 00:56:38,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 00:56:38,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 00:56:38,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 00:56:38,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 00:56:38,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 00:56:38,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 00:56:38,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 00:56:38,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 00:56:38,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 00:56:38,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 00:56:38,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 00:56:38,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 00:56:38,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 00:56:38,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 00:56:38,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 00:56:38,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 00:56:38,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 00:56:38,148 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 00:56:38,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 00:56:38,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 00:56:38,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 00:56:38,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 00:56:38,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 00:56:38,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 00:56:38,149 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 00:56:38,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 00:56:38,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 00:56:38,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 00:56:38,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 00:56:38,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 00:56:38,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 00:56:38,150 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 00:56:38,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 00:56:38,151 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 00:56:38,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 00:56:38,151 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 00:56:38,151 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 00:56:38,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 00:56:38,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 00:56:38,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:56:38,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 00:56:38,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 00:56:38,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 00:56:38,152 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 00:56:38,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 00:56:38,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 00:56:38,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak 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 -> Kojak 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 -> edfcf451b435e6b30ae37c75ee1e2f5c8348550f [2019-12-02 00:56:38,251 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 00:56:38,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 00:56:38,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 00:56:38,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 00:56:38,263 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 00:56:38,264 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2019-12-02 00:56:38,312 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/data/968680d03/6d1ad933686d472bb22e35d962aa0cf6/FLAG691b29b84 [2019-12-02 00:56:38,633 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 00:56:38,633 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2019-12-02 00:56:38,638 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/data/968680d03/6d1ad933686d472bb22e35d962aa0cf6/FLAG691b29b84 [2019-12-02 00:56:38,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/data/968680d03/6d1ad933686d472bb22e35d962aa0cf6 [2019-12-02 00:56:38,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 00:56:38,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 00:56:38,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 00:56:38,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 00:56:38,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 00:56:38,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce49fbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38, skipping insertion in model container [2019-12-02 00:56:38,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 00:56:38,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 00:56:38,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:56:38,834 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 00:56:38,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:56:38,865 INFO L208 MainTranslator]: Completed translation [2019-12-02 00:56:38,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38 WrapperNode [2019-12-02 00:56:38,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 00:56:38,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 00:56:38,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 00:56:38,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 00:56:38,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 00:56:38,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 00:56:38,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 00:56:38,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 00:56:38,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38" (1/1) ... [2019-12-02 00:56:38,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 00:56:38,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 00:56:38,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 00:56:38,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 00:56:38,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-12-02 00:56:38,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 00:56:38,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 00:56:39,167 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 00:56:39,167 INFO L287 CfgBuilder]: Removed 4 assume(true) statements. [2019-12-02 00:56:39,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:56:39 BoogieIcfgContainer [2019-12-02 00:56:39,168 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 00:56:39,168 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 00:56:39,168 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 00:56:39,175 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 00:56:39,175 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:56:39" (1/1) ... [2019-12-02 00:56:39,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 00:56:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2019-12-02 00:56:39,206 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2019-12-02 00:56:39,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-02 00:56:39,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:39,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:39,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:39,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2019-12-02 00:56:39,366 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2019-12-02 00:56:39,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-02 00:56:39,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:39,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:39,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2019-12-02 00:56:39,463 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2019-12-02 00:56:39,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-02 00:56:39,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:39,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:39,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 72 states and 96 transitions. [2019-12-02 00:56:39,587 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2019-12-02 00:56:39,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-02 00:56:39,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:39,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 75 states and 100 transitions. [2019-12-02 00:56:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2019-12-02 00:56:39,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-02 00:56:39,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:39,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:39,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 103 transitions. [2019-12-02 00:56:39,984 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2019-12-02 00:56:39,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-02 00:56:39,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:40,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:40,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 79 states and 106 transitions. [2019-12-02 00:56:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 106 transitions. [2019-12-02 00:56:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-02 00:56:40,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:40,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:40,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 103 transitions. [2019-12-02 00:56:40,233 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2019-12-02 00:56:40,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-02 00:56:40,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:40,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:40,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:40,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 75 states and 100 transitions. [2019-12-02 00:56:40,398 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2019-12-02 00:56:40,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 00:56:40,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:40,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:41,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:41,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 80 states and 105 transitions. [2019-12-02 00:56:41,252 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 105 transitions. [2019-12-02 00:56:41,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 00:56:41,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:41,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:41,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:41,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 83 states and 109 transitions. [2019-12-02 00:56:41,345 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 109 transitions. [2019-12-02 00:56:41,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 00:56:41,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:41,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:41,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:41,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 85 states and 111 transitions. [2019-12-02 00:56:41,553 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 111 transitions. [2019-12-02 00:56:41,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 00:56:41,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:41,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:42,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:42,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 93 states and 123 transitions. [2019-12-02 00:56:42,244 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2019-12-02 00:56:42,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 00:56:42,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:42,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:42,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:42,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 95 states and 125 transitions. [2019-12-02 00:56:42,506 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 125 transitions. [2019-12-02 00:56:42,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 00:56:42,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:42,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:42,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:42,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 98 states and 128 transitions. [2019-12-02 00:56:42,784 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 128 transitions. [2019-12-02 00:56:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 00:56:42,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:42,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:43,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:43,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 101 states and 131 transitions. [2019-12-02 00:56:43,085 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 131 transitions. [2019-12-02 00:56:43,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 00:56:43,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:43,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:43,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 88 states and 112 transitions. [2019-12-02 00:56:43,526 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 112 transitions. [2019-12-02 00:56:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 00:56:43,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:43,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:44,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:44,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 92 states and 119 transitions. [2019-12-02 00:56:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 119 transitions. [2019-12-02 00:56:44,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 00:56:44,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:44,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:45,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 123 transitions. [2019-12-02 00:56:45,130 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 123 transitions. [2019-12-02 00:56:45,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 00:56:45,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:45,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:45,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:45,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 93 states and 120 transitions. [2019-12-02 00:56:45,483 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 120 transitions. [2019-12-02 00:56:45,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 00:56:45,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:45,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:46,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:46,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 97 states and 128 transitions. [2019-12-02 00:56:46,068 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 128 transitions. [2019-12-02 00:56:46,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 00:56:46,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:46,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:46,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:46,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 67 states and 80 transitions. [2019-12-02 00:56:46,121 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2019-12-02 00:56:46,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 00:56:46,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:46,192 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 00:56:46,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:46,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2019-12-02 00:56:46,862 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2019-12-02 00:56:46,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 00:56:46,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:46,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:56:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:47,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2019-12-02 00:56:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2019-12-02 00:56:47,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-02 00:56:47,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:47,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 00:56:48,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:48,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2019-12-02 00:56:48,288 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2019-12-02 00:56:48,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-02 00:56:48,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:56:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:56:48,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 00:56:48,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:56:48,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2019-12-02 00:56:48,404 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2019-12-02 00:56:48,404 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 00:56:48,404 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2019-12-02 00:56:48,410 INFO L765 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2019-12-02 00:56:48,482 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2019-12-02 00:56:48,489 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:56:48,490 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2019-12-02 00:56:48,490 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2019-12-02 00:56:48,490 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-02 00:56:48,491 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 00:56:48,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:56:48 ImpRootNode [2019-12-02 00:56:48,491 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 00:56:48,491 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 00:56:48,491 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 00:56:48,491 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 00:56:48,492 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:56:39" (3/4) ... [2019-12-02 00:56:48,494 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 00:56:48,503 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-02 00:56:48,503 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-02 00:56:48,559 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1d4bc0a3-bf11-4338-8138-323e955ba86d/bin/ukojak/witness.graphml [2019-12-02 00:56:48,559 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 00:56:48,561 INFO L168 Benchmark]: Toolchain (without parser) took 9911.02 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 222.3 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -173.7 MB). Peak memory consumption was 48.6 MB. Max. memory is 11.5 GB. [2019-12-02 00:56:48,561 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:56:48,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-02 00:56:48,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.18 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. [2019-12-02 00:56:48,562 INFO L168 Benchmark]: Boogie Preprocessor took 16.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:56:48,562 INFO L168 Benchmark]: RCFGBuilder took 257.08 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-12-02 00:56:48,562 INFO L168 Benchmark]: CodeCheck took 9322.84 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 123.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -71.0 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. [2019-12-02 00:56:48,563 INFO L168 Benchmark]: Witness Printer took 68.17 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2019-12-02 00:56:48,564 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 69 locations, 17 error locations. Result: SAFE, OverallTime: 9.2s, OverallIterations: 26, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 210467456 SDtfs, 204542952 SDslu, 148886008 SDs, 0 SdLazy, 764502116 SolverSat, 259377144 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2738 GetRequests, 2362 SyntacticMatches, 168 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17087 ImplicationChecksByTransitivity, 8.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 330 NumberOfCodeBlocks, 330 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 305 ConstructedInterpolants, 0 QuantifiedInterpolants, 12935 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 20 PerfectInterpolantSequences, 6/14 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 51]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 172]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 150]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 334]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 80]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 39]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 68]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 274]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 110]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 122]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 138]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 220]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 305]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 293]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 232]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 184]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 17 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: main__t + 1 <= main__tagbuf_len && 0 <= main__t - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: main__t + 1 <= main__tagbuf_len && 0 <= main__t - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 1 <= main__t - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 1 <= main__t && main__t + 1 <= main__tagbuf_len - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 215.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.18 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 16.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 257.08 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 9322.84 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 123.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -71.0 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. * Witness Printer took 68.17 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...