./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/mult_array-alloca_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/mult_array-alloca_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f9c03ff796f05925e62ae0f4fb320e42fa8b7c37 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 04:07:23,775 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 04:07:23,776 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 04:07:23,782 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 04:07:23,783 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 04:07:23,783 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 04:07:23,784 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 04:07:23,785 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 04:07:23,785 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 04:07:23,786 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 04:07:23,786 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 04:07:23,786 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 04:07:23,787 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 04:07:23,787 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 04:07:23,788 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 04:07:23,788 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 04:07:23,788 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 04:07:23,789 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 04:07:23,790 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 04:07:23,791 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 04:07:23,791 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 04:07:23,792 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 04:07:23,793 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 04:07:23,793 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 04:07:23,793 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 04:07:23,794 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 04:07:23,794 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 04:07:23,795 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 04:07:23,795 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 04:07:23,796 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 04:07:23,796 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 04:07:23,796 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 04:07:23,796 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 04:07:23,796 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 04:07:23,797 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 04:07:23,797 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 04:07:23,797 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-12-09 04:07:23,804 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 04:07:23,805 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 04:07:23,805 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 04:07:23,805 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 04:07:23,805 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 04:07:23,805 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 04:07:23,806 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 04:07:23,806 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 04:07:23,806 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 04:07:23,806 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 04:07:23,806 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-09 04:07:23,806 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-09 04:07:23,806 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-09 04:07:23,806 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 04:07:23,806 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 04:07:23,806 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 04:07:23,806 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 04:07:23,807 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 04:07:23,807 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 04:07:23,807 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 04:07:23,807 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 04:07:23,807 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 04:07:23,807 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 04:07:23,807 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 04:07:23,807 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 04:07:23,807 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> f9c03ff796f05925e62ae0f4fb320e42fa8b7c37 [2018-12-09 04:07:23,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 04:07:23,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 04:07:23,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 04:07:23,834 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 04:07:23,834 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 04:07:23,835 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/../../sv-benchmarks/c/array-memsafety/mult_array-alloca_true-valid-memsafety_true-termination.i [2018-12-09 04:07:23,870 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/data/75616a93b/63edbfd3c9d648bb9f659253700072ff/FLAG1d08026fa [2018-12-09 04:07:24,304 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 04:07:24,305 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/sv-benchmarks/c/array-memsafety/mult_array-alloca_true-valid-memsafety_true-termination.i [2018-12-09 04:07:24,310 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/data/75616a93b/63edbfd3c9d648bb9f659253700072ff/FLAG1d08026fa [2018-12-09 04:07:24,697 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/data/75616a93b/63edbfd3c9d648bb9f659253700072ff [2018-12-09 04:07:24,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 04:07:24,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 04:07:24,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 04:07:24,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 04:07:24,703 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 04:07:24,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:24,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4834854b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24, skipping insertion in model container [2018-12-09 04:07:24,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:24,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 04:07:24,734 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 04:07:24,893 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:07:24,899 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 04:07:24,951 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:07:24,971 INFO L195 MainTranslator]: Completed translation [2018-12-09 04:07:24,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24 WrapperNode [2018-12-09 04:07:24,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 04:07:24,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 04:07:24,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 04:07:24,972 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 04:07:24,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:24,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:24,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 04:07:24,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 04:07:24,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 04:07:24,997 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 04:07:25,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:25,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:25,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:25,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:25,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:25,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:25,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24" (1/1) ... [2018-12-09 04:07:25,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 04:07:25,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 04:07:25,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 04:07:25,013 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 04:07:25,013 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:07:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/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 [2018-12-09 04:07:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 04:07:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 04:07:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 04:07:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 04:07:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 04:07:25,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 04:07:25,272 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 04:07:25,273 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-09 04:07:25,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:07:25 BoogieIcfgContainer [2018-12-09 04:07:25,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 04:07:25,273 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 04:07:25,273 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 04:07:25,280 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 04:07:25,280 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:07:25" (1/1) ... [2018-12-09 04:07:25,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:07:25,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:07:25,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-12-09 04:07:25,307 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-12-09 04:07:25,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-09 04:07:25,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:07:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:07:25,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:07:25,386 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 04:07:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:07:25,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-12-09 04:07:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-12-09 04:07:25,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-09 04:07:25,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:07:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:07:25,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:07:25,453 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-12-09 04:07:25,458 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 21 [2018-12-09 04:07:25,458 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 04:07:25,464 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:07:25,477 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-09 04:07:25,477 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 04:07:25,487 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-09 04:07:25,487 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:27, output treesize:24 [2018-12-09 04:07:25,530 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 04:07:25,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:07:25,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2018-12-09 04:07:25,680 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2018-12-09 04:07:25,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-09 04:07:25,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:07:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:07:25,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:07:25,690 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2018-12-09 04:07:25,692 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-12-09 04:07:25,692 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 04:07:25,695 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:07:25,697 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 04:07:25,698 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:9, output treesize:11 [2018-12-09 04:07:25,711 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 04:07:26,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:07:26,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2018-12-09 04:07:26,075 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2018-12-09 04:07:26,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-09 04:07:26,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:07:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:07:26,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:07:26,140 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 04:07:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:07:26,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2018-12-09 04:07:26,570 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2018-12-09 04:07:26,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 04:07:26,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:07:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:07:26,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:07:26,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:07:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:07:26,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-09 04:07:26,705 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-09 04:07:26,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 04:07:26,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:07:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:07:26,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:07:26,724 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-12-09 04:07:26,728 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 21 [2018-12-09 04:07:26,728 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 04:07:26,733 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:07:26,741 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-09 04:07:26,742 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 04:07:26,747 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-09 04:07:26,747 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:27, output treesize:24 [2018-12-09 04:07:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:07:49,761 WARN L180 SmtUtils]: Spent 22.86 s on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-09 04:08:00,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:08:00,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-12-09 04:08:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-12-09 04:08:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 04:08:00,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:08:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:08:00,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:08:00,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 04:08:07,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:08:07,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-12-09 04:08:07,697 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-12-09 04:08:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 04:08:07,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:08:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:08:07,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:08:07,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:08:08,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:08:08,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2018-12-09 04:08:08,879 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2018-12-09 04:08:08,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 04:08:08,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:08:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:08:08,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:08:09,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:08:12,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:08:12,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-12-09 04:08:12,854 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-12-09 04:08:12,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 04:08:12,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:08:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:08:12,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:08:12,864 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2018-12-09 04:08:12,866 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-12-09 04:08:12,866 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 04:08:12,874 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 04:08:12,876 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 04:08:12,876 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:9, output treesize:11 [2018-12-09 04:08:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 04:08:30,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:08:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2018-12-09 04:08:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2018-12-09 04:08:30,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 04:08:30,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:08:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:08:30,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:08:30,112 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-12-09 04:08:30,119 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 21 [2018-12-09 04:08:30,120 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-12-09 04:08:30,127 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-09 04:08:30,135 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-09 04:08:30,135 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:34 [2018-12-09 04:08:30,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 04:08:47,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:08:47,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 26 states and 46 transitions. [2018-12-09 04:08:47,244 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 46 transitions. [2018-12-09 04:08:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 04:08:47,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:08:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:08:47,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:08:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 04:08:47,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:08:47,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2018-12-09 04:08:47,577 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2018-12-09 04:08:47,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 04:08:47,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:08:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:08:47,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:08:48,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 04:08:50,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:08:50,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2018-12-09 04:08:50,286 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2018-12-09 04:08:50,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 04:08:50,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:08:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:08:50,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:08:50,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 04:08:54,030 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2018-12-09 04:08:56,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:08:56,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 51 transitions. [2018-12-09 04:08:56,183 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2018-12-09 04:08:56,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 04:08:56,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:08:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:08:56,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:08:56,194 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-12-09 04:08:56,201 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 21 [2018-12-09 04:08:56,201 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-12-09 04:08:56,207 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-09 04:08:56,218 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-09 04:08:56,219 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:34 [2018-12-09 04:08:56,465 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 04:09:00,521 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-12-09 04:09:01,637 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2018-12-09 04:09:02,155 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2018-12-09 04:09:02,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:09:02,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 32 states and 54 transitions. [2018-12-09 04:09:02,821 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2018-12-09 04:09:02,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 04:09:02,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:09:02,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:09:02,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:09:02,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 04:09:06,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:09:06,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2018-12-09 04:09:06,220 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2018-12-09 04:09:06,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 04:09:06,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:09:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:09:06,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:09:06,232 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-12-09 04:09:06,239 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 21 [2018-12-09 04:09:06,239 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-12-09 04:09:06,246 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-09 04:09:06,254 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-09 04:09:06,255 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:34 [2018-12-09 04:09:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 04:09:10,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:09:10,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 35 states and 62 transitions. [2018-12-09 04:09:10,377 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 62 transitions. [2018-12-09 04:09:10,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 04:09:10,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:09:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:09:10,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:09:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 04:09:12,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:09:12,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 62 transitions. [2018-12-09 04:09:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 62 transitions. [2018-12-09 04:09:12,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 04:09:12,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 04:09:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:09:12,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:09:12,925 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-12-09 04:09:12,935 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 21 [2018-12-09 04:09:12,935 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-12-09 04:09:12,942 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-09 04:09:12,950 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-12-09 04:09:12,951 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:34 [2018-12-09 04:09:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 04:09:14,468 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2018-12-09 04:09:16,259 WARN L180 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2018-12-09 04:09:16,765 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2018-12-09 04:09:17,521 WARN L180 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2018-12-09 04:09:17,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 04:09:17,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-12-09 04:09:17,958 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-12-09 04:09:17,958 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 04:09:17,958 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2018-12-09 04:09:17,963 INFO L779 CodeCheckObserver]: All specifications hold 7 specifications checked. All of them hold [2018-12-09 04:09:18,324 WARN L180 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2018-12-09 04:09:18,429 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-12-09 04:09:18,681 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2018-12-09 04:09:18,681 INFO L583 CodeCheckObserver]: Invariant with dag size 52 [2018-12-09 04:09:18,684 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,685 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,685 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] [2018-12-09 04:09:18,685 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,685 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,685 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] [2018-12-09 04:09:18,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] [2018-12-09 04:09:18,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] [2018-12-09 04:09:18,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,695 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-09 04:09:18,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,697 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,697 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,697 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,697 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,697 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,697 INFO L583 CodeCheckObserver]: Invariant with dag size 76 [2018-12-09 04:09:18,698 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,699 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,699 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,699 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,699 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,699 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,699 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,699 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,700 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,700 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,700 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,700 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,701 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,701 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,701 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,701 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,701 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,702 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,702 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,702 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,702 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,702 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,702 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,702 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:09:18 ImpRootNode [2018-12-09 04:09:18,703 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 04:09:18,703 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 04:09:18,703 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 04:09:18,703 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 04:09:18,703 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:07:25" (3/4) ... [2018-12-09 04:09:18,706 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 04:09:18,711 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 04:09:18,712 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 04:09:18,712 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 04:09:18,727 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((1 <= i && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int))] == 0) && 0 == arr2) && 4 * length == unknown-#length-unknown[arr]) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int))]) && 1 == \valid[arr2]) && \valid == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int)) := 1]) && 4 * (fac * length) == unknown-#length-unknown[arr2]) && \valid[arr] == 1) && (\exists ULTIMATE.start_main_#t~malloc5.base : int, ULTIMATE.start_main_~fac~0 : int :: !(arr == ULTIMATE.start_main_#t~malloc5.base) && unknown-#length-unknown[ULTIMATE.start_main_#t~malloc5.base] == 4 * (ULTIMATE.start_main_~fac~0 * length))) && arr == 0) && i < length + 1) || (((((((((((((\old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int))] == 0 && 1 <= length) && 4 * length == unknown-#length-unknown[arr]) && 4 * (fac * length) == unknown-#length-unknown[arr2]) && \valid[arr] == 1) && i <= 0) && 0 == arr2) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int))]) && 1 == \valid[arr2]) && \valid == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int)) := 1]) && length < 536870911) && (\exists ULTIMATE.start_main_#t~malloc5.base : int, ULTIMATE.start_main_~fac~0 : int :: !(arr == ULTIMATE.start_main_#t~malloc5.base) && unknown-#length-unknown[ULTIMATE.start_main_#t~malloc5.base] == 4 * (ULTIMATE.start_main_~fac~0 * length))) && arr == 0) && 0 <= i) [2018-12-09 04:09:18,728 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_ULTIMATE.start_main_#t~malloc4.base_21 : int, v_ULTIMATE.start_main_#t~malloc5.base_21 : int :: (\valid == \old(unknown-main_\old_#valid-unknown)[v_ULTIMATE.start_main_#t~malloc4.base_21 := 1][v_ULTIMATE.start_main_#t~malloc5.base_21 := 1][v_ULTIMATE.start_main_#t~malloc4.base_21 := 0][v_ULTIMATE.start_main_#t~malloc5.base_21 := 0] && \old(unknown-main_\old_#valid-unknown)[v_ULTIMATE.start_main_#t~malloc4.base_21 := 1][v_ULTIMATE.start_main_#t~malloc5.base_21] == 0) && 0 == \old(unknown-main_\old_#valid-unknown)[v_ULTIMATE.start_main_#t~malloc4.base_21]) [2018-12-09 04:09:18,728 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int))] == 0 && 4 * (fac * length) == unknown-#length-unknown[arr2]) && \valid[arr] == 1) && 1 <= i) && length <= i) && 0 == arr2) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int))]) && 1 == \valid[arr2]) && arr + 4 * i <= unknown-#length-unknown[arr]) && \valid == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int)) := 1]) && 0 <= arr) && 0 <= j) && i < length + 1) || (((((((((1 <= j && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int))] == 0) && 0 == arr2) && (((((i % length == 0 || 0 <= i) && 0 <= 4 * (i % length) + arr) || 0 <= 4 * (i % length) + arr + 4 * length) && length < 0) || ((((i % length == 0 || 0 <= i) && 0 <= 4 * (i % length) + arr) || 4 * length <= 4 * (i % length) + arr) && 0 <= length))) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int))]) && 1 == \valid[arr2]) && \valid == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int)) := 1]) && 4 * (fac * length) == unknown-#length-unknown[arr2]) && \valid[arr] == 1) && ((4 * (i % length) + arr + 4 <= unknown-#length-unknown[arr] || ((i < 0 && !(i % length == 0)) && 4 * (i % length) + arr + 4 <= unknown-#length-unknown[arr] + 4 * length)) || ((i < 0 && !(i % length == 0)) && 4 * (i % length) + arr + 4 * length + 4 <= unknown-#length-unknown[arr]))) [2018-12-09 04:09:18,739 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d4e8f8af-3900-4110-9daf-f18a85c51c28/bin-2019/ukojak/witness.graphml [2018-12-09 04:09:18,739 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 04:09:18,740 INFO L168 Benchmark]: Toolchain (without parser) took 114040.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 950.6 MB in the beginning and 965.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 109.0 MB. Max. memory is 11.5 GB. [2018-12-09 04:09:18,741 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:09:18,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -133.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-09 04:09:18,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.75 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 04:09:18,742 INFO L168 Benchmark]: Boogie Preprocessor took 15.26 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. [2018-12-09 04:09:18,742 INFO L168 Benchmark]: RCFGBuilder took 260.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:09:18,742 INFO L168 Benchmark]: CodeCheck took 113429.47 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 28.8 MB). Free memory was 1.0 GB in the beginning and 971.8 MB in the end (delta: 75.6 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. [2018-12-09 04:09:18,742 INFO L168 Benchmark]: Witness Printer took 36.29 ms. Allocated memory is still 1.2 GB. Free memory was 971.8 MB in the beginning and 965.3 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:09:18,744 INFO L336 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, 28 locations, 7 error locations. SAFE Result, 112.6s OverallTime, 20 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 942080 SDtfs, 1082520 SDslu, 16384 SDs, 0 SdLazy, 11052232 SolverSat, 2924768 SolverUnsat, 512 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1629 GetRequests, 1355 SyntacticMatches, 52 SemanticMatches, 222 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21603 ImplicationChecksByTransitivity, 111.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 136 ConstructedInterpolants, 19 QuantifiedInterpolants, 19309 SizeOfPredicates, 52 NumberOfNonLiveVariables, 1128 ConjunctsInSsa, 142 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 36/45 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 553]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 553]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 553]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 540]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 553]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - InvariantResult [Line: 549]: Loop Invariant [2018-12-09 04:09:18,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] [2018-12-09 04:09:18,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] [2018-12-09 04:09:18,746 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,747 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,747 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,747 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,747 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,747 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,747 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,747 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,747 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,747 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,748 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,748 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] [2018-12-09 04:09:18,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] [2018-12-09 04:09:18,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] [2018-12-09 04:09:18,749 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,749 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,749 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,749 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,749 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,749 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,750 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,750 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,750 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,750 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,750 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,750 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: (((((((((((1 <= i && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int))] == 0) && 0 == arr2) && 4 * length == unknown-#length-unknown[arr]) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int))]) && 1 == \valid[arr2]) && \valid == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int)) := 1]) && 4 * (fac * length) == unknown-#length-unknown[arr2]) && \valid[arr] == 1) && (\exists ULTIMATE.start_main_#t~malloc5.base : int, ULTIMATE.start_main_~fac~0 : int :: !(arr == ULTIMATE.start_main_#t~malloc5.base) && unknown-#length-unknown[ULTIMATE.start_main_#t~malloc5.base] == 4 * (ULTIMATE.start_main_~fac~0 * length))) && arr == 0) && i < length + 1) || (((((((((((((\old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int))] == 0 && 1 <= length) && 4 * length == unknown-#length-unknown[arr]) && 4 * (fac * length) == unknown-#length-unknown[arr2]) && \valid[arr] == 1) && i <= 0) && 0 == arr2) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int))]) && 1 == \valid[arr2]) && \valid == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int)) := 1]) && length < 536870911) && (\exists ULTIMATE.start_main_#t~malloc5.base : int, ULTIMATE.start_main_~fac~0 : int :: !(arr == ULTIMATE.start_main_#t~malloc5.base) && unknown-#length-unknown[ULTIMATE.start_main_#t~malloc5.base] == 4 * (ULTIMATE.start_main_~fac~0 * length))) && arr == 0) && 0 <= i) - InvariantResult [Line: 540]: Loop Invariant [2018-12-09 04:09:18,750 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,751 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,751 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,751 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] [2018-12-09 04:09:18,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] [2018-12-09 04:09:18,752 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,752 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,752 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: (\exists v_ULTIMATE.start_main_#t~malloc4.base_21 : int, v_ULTIMATE.start_main_#t~malloc5.base_21 : int :: (\valid == \old(unknown-main_\old_#valid-unknown)[v_ULTIMATE.start_main_#t~malloc4.base_21 := 1][v_ULTIMATE.start_main_#t~malloc5.base_21 := 1][v_ULTIMATE.start_main_#t~malloc4.base_21 := 0][v_ULTIMATE.start_main_#t~malloc5.base_21 := 0] && \old(unknown-main_\old_#valid-unknown)[v_ULTIMATE.start_main_#t~malloc4.base_21 := 1][v_ULTIMATE.start_main_#t~malloc5.base_21] == 0) && 0 == \old(unknown-main_\old_#valid-unknown)[v_ULTIMATE.start_main_#t~malloc4.base_21]) - InvariantResult [Line: 552]: Loop Invariant [2018-12-09 04:09:18,753 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,753 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,753 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,753 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,753 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,753 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,753 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,753 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,754 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,754 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,754 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,754 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,754 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,755 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,755 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,755 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,755 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,755 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,755 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,755 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-09 04:09:18,756 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,756 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,756 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 04:09:18,756 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((((((((((\old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int))] == 0 && 4 * (fac * length) == unknown-#length-unknown[arr2]) && \valid[arr] == 1) && 1 <= i) && length <= i) && 0 == arr2) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int))]) && 1 == \valid[arr2]) && arr + 4 * i <= unknown-#length-unknown[arr]) && \valid == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int)) := 1]) && 0 <= arr) && 0 <= j) && i < length + 1) || (((((((((1 <= j && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int))] == 0) && 0 == arr2) && (((((i % length == 0 || 0 <= i) && 0 <= 4 * (i % length) + arr) || 0 <= 4 * (i % length) + arr + 4 * length) && length < 0) || ((((i % length == 0 || 0 <= i) && 0 <= 4 * (i % length) + arr) || 4 * length <= 4 * (i % length) + arr) && 0 <= length))) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int))]) && 1 == \valid[arr2]) && \valid == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (length*sizeof(int)) := 1][__builtin_alloca (fac*length*sizeof(int)) := 1]) && 4 * (fac * length) == unknown-#length-unknown[arr2]) && \valid[arr] == 1) && ((4 * (i % length) + arr + 4 <= unknown-#length-unknown[arr] || ((i < 0 && !(i % length == 0)) && 4 * (i % length) + arr + 4 <= unknown-#length-unknown[arr] + 4 * length)) || ((i < 0 && !(i % length == 0)) && 4 * (i % length) + arr + 4 * length + 4 <= unknown-#length-unknown[arr]))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 271.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -133.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.75 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 15.26 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 260.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * CodeCheck took 113429.47 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 28.8 MB). Free memory was 1.0 GB in the beginning and 971.8 MB in the end (delta: 75.6 MB). Peak memory consumption was 104.4 MB. Max. memory is 11.5 GB. * Witness Printer took 36.29 ms. Allocated memory is still 1.2 GB. Free memory was 971.8 MB in the beginning and 965.3 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_#t~malloc5.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~fac~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc5.base_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~malloc4.base_21,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length RESULT: Ultimate proved your program to be correct! Received shutdown request...