./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0019_false-valid-memtrack_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_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0019_false-valid-memtrack_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/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 3e29a7fa8491bc0edf7e32b974ff0e341ea18209 ................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0019_false-valid-memtrack_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/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 3e29a7fa8491bc0edf7e32b974ff0e341ea18209 ........................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:51:01,469 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:51:01,470 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:51:01,476 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:51:01,476 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:51:01,477 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:51:01,477 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:51:01,478 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:51:01,479 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:51:01,479 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:51:01,480 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:51:01,480 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:51:01,480 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:51:01,481 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:51:01,481 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:51:01,482 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:51:01,482 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:51:01,483 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:51:01,484 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:51:01,485 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:51:01,485 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:51:01,486 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:51:01,487 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:51:01,487 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:51:01,488 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:51:01,488 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:51:01,489 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:51:01,489 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:51:01,489 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:51:01,490 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:51:01,490 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:51:01,490 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:51:01,490 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:51:01,491 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:51:01,491 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:51:01,491 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:51:01,492 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-12-08 11:51:01,498 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:51:01,499 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:51:01,499 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:51:01,499 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:51:01,499 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:51:01,500 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:51:01,500 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:51:01,501 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:51:01,501 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:51:01,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:51:01,501 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:51:01,501 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:51:01,501 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:51:01,501 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:51:01,501 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_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/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 -> 3e29a7fa8491bc0edf7e32b974ff0e341ea18209 [2018-12-08 11:51:01,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:51:01,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:51:01,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:51:01,532 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:51:01,532 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:51:01,533 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/../../sv-benchmarks/c/memsafety/test-0019_false-valid-memtrack_true-termination.i [2018-12-08 11:51:01,578 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/data/84e3fd511/2ad719cbc547459483d20df9810a5e29/FLAG1ab62262a [2018-12-08 11:51:02,016 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:51:02,017 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/sv-benchmarks/c/memsafety/test-0019_false-valid-memtrack_true-termination.i [2018-12-08 11:51:02,022 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/data/84e3fd511/2ad719cbc547459483d20df9810a5e29/FLAG1ab62262a [2018-12-08 11:51:02,031 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/data/84e3fd511/2ad719cbc547459483d20df9810a5e29 [2018-12-08 11:51:02,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:51:02,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:51:02,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:51:02,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:51:02,036 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:51:02,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ceaa519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02, skipping insertion in model container [2018-12-08 11:51:02,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:51:02,066 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:51:02,222 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:51:02,228 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:51:02,278 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:51:02,298 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:51:02,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02 WrapperNode [2018-12-08 11:51:02,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:51:02,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:51:02,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:51:02,299 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:51:02,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:51:02,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:51:02,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:51:02,323 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:51:02,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:51:02,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:51:02,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:51:02,337 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:51:02,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/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 [2018-12-08 11:51:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 11:51:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 11:51:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 11:51:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 11:51:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:51:02,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:51:02,552 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:51:02,552 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-08 11:51:02,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:51:02 BoogieIcfgContainer [2018-12-08 11:51:02,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:51:02,553 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:51:02,553 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:51:02,560 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:51:02,560 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:51:02" (1/1) ... [2018-12-08 11:51:02,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:51:02,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2018-12-08 11:51:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2018-12-08 11:51:02,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-12-08 11:51:02,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:02,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:02,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:02,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2018-12-08 11:51:02,688 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2018-12-08 11:51:02,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-12-08 11:51:02,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:02,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:02,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:02,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2018-12-08 11:51:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2018-12-08 11:51:02,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-08 11:51:02,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:02,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:02,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2018-12-08 11:51:02,799 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2018-12-08 11:51:02,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-08 11:51:02,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:02,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:02,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2018-12-08 11:51:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2018-12-08 11:51:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-08 11:51:02,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:03,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2018-12-08 11:51:03,050 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2018-12-08 11:51:03,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-08 11:51:03,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:03,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:03,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2018-12-08 11:51:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2018-12-08 11:51:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-08 11:51:03,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:03,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:03,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2018-12-08 11:51:03,400 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2018-12-08 11:51:03,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-08 11:51:03,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:03,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:03,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:03,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2018-12-08 11:51:03,429 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2018-12-08 11:51:03,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 11:51:03,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:03,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:03,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-12-08 11:51:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-12-08 11:51:03,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 11:51:03,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:03,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:03,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:03,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-12-08 11:51:03,680 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-12-08 11:51:03,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 11:51:03,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:03,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:04,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:04,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-12-08 11:51:04,518 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-12-08 11:51:04,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 11:51:04,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:04,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:04,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:04,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-12-08 11:51:04,558 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-12-08 11:51:04,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 11:51:04,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:04,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:05,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-12-08 11:51:05,058 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-12-08 11:51:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 11:51:05,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:05,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:06,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:06,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-12-08 11:51:06,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-12-08 11:51:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 11:51:06,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:51:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:51:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:51:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:51:07,044 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2018-12-08 11:51:07,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:51:07 ImpRootNode [2018-12-08 11:51:07,070 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:51:07,070 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:51:07,070 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:51:07,071 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:51:07,071 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:51:02" (3/4) ... [2018-12-08 11:51:07,074 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 11:51:07,074 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:51:07,075 INFO L168 Benchmark]: Toolchain (without parser) took 5042.44 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 246.4 MB). Free memory was 950.6 MB in the beginning and 1.0 GB in the end (delta: -87.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:51:07,077 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:51:07,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 76.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -109.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-08 11:51:07,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.40 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. [2018-12-08 11:51:07,078 INFO L168 Benchmark]: Boogie Preprocessor took 13.33 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. [2018-12-08 11:51:07,078 INFO L168 Benchmark]: RCFGBuilder took 215.52 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-12-08 11:51:07,079 INFO L168 Benchmark]: CodeCheck took 4517.43 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -3.9 MB). Peak memory consumption was 166.0 MB. Max. memory is 11.5 GB. [2018-12-08 11:51:07,079 INFO L168 Benchmark]: Witness Printer took 4.20 ms. Allocated memory is still 1.3 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:51:07,082 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, 38 locations, 17 error locations. UNSAFE Result, 4.4s OverallTime, 15 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 320 SDtfs, 1224 SDslu, 256 SDs, 0 SdLazy, 141946 SolverSat, 71674 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 583 GetRequests, 448 SyntacticMatches, 9 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6730 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 1984 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 639]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 639. Possible FailurePath: [L640] TData data; [L625] pdata->lo = malloc(16) [L626] pdata->hi = malloc(24) [L630] EXPR data->lo [L630] void *lo = data->lo; [L631] EXPR data->hi [L631] void *hi = data->hi; [L632] COND FALSE !(lo == hi) [L636] data->lo = (void *) 0 [L637] data->hi = (void *) 0 [L643] return 0; [L643] return 0; * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 264.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 76.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -109.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.40 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. * Boogie Preprocessor took 13.33 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 215.52 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * CodeCheck took 4517.43 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -3.9 MB). Peak memory consumption was 166.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.20 ms. Allocated memory is still 1.3 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:51:08,374 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:51:08,375 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:51:08,381 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:51:08,382 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:51:08,382 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:51:08,383 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:51:08,383 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:51:08,384 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:51:08,385 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:51:08,385 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:51:08,385 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:51:08,385 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:51:08,386 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:51:08,386 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:51:08,387 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:51:08,387 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:51:08,388 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:51:08,389 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:51:08,390 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:51:08,390 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:51:08,391 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:51:08,392 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:51:08,392 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:51:08,392 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:51:08,392 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:51:08,393 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:51:08,393 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:51:08,394 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:51:08,394 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:51:08,394 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:51:08,395 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:51:08,395 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:51:08,395 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:51:08,395 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:51:08,396 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:51:08,396 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2018-12-08 11:51:08,403 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:51:08,403 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:51:08,404 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:51:08,404 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:51:08,404 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:51:08,404 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:51:08,404 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 11:51:08,404 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:51:08,404 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:51:08,404 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:51:08,405 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-08 11:51:08,405 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-08 11:51:08,405 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-08 11:51:08,405 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:51:08,405 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 11:51:08,405 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 11:51:08,405 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:51:08,405 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:51:08,405 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:51:08,405 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:51:08,405 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:51:08,406 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:51:08,406 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:51:08,406 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:51:08,406 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:51:08,406 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 11:51:08,406 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 11:51:08,406 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:51:08,406 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 11:51:08,406 INFO L133 SettingsManager]: * Logic for external solver=AUFBV 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_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/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 -> 3e29a7fa8491bc0edf7e32b974ff0e341ea18209 [2018-12-08 11:51:08,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:51:08,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:51:08,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:51:08,435 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:51:08,435 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:51:08,436 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/../../sv-benchmarks/c/memsafety/test-0019_false-valid-memtrack_true-termination.i [2018-12-08 11:51:08,472 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/data/c65e9663e/6639187640a346b29f07f6701e247898/FLAG3958252ee [2018-12-08 11:51:08,901 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:51:08,901 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/sv-benchmarks/c/memsafety/test-0019_false-valid-memtrack_true-termination.i [2018-12-08 11:51:08,907 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/data/c65e9663e/6639187640a346b29f07f6701e247898/FLAG3958252ee [2018-12-08 11:51:08,915 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/bin-2019/ukojak/data/c65e9663e/6639187640a346b29f07f6701e247898 [2018-12-08 11:51:08,917 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:51:08,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:51:08,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:51:08,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:51:08,920 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:51:08,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:51:08" (1/1) ... [2018-12-08 11:51:08,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39933d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:08, skipping insertion in model container [2018-12-08 11:51:08,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:51:08" (1/1) ... [2018-12-08 11:51:08,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:51:08,944 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:51:09,087 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:51:09,093 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:51:09,117 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:51:09,139 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:51:09,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09 WrapperNode [2018-12-08 11:51:09,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:51:09,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:51:09,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:51:09,140 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:51:09,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09" (1/1) ... [2018-12-08 11:51:09,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09" (1/1) ... [2018-12-08 11:51:09,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:51:09,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:51:09,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:51:09,205 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:51:09,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09" (1/1) ... [2018-12-08 11:51:09,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09" (1/1) ... [2018-12-08 11:51:09,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09" (1/1) ... [2018-12-08 11:51:09,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09" (1/1) ... [2018-12-08 11:51:09,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09" (1/1) ... [2018-12-08 11:51:09,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09" (1/1) ... [2018-12-08 11:51:09,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09" (1/1) ... [2018-12-08 11:51:09,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:51:09,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:51:09,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:51:09,221 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:51:09,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:51:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c1f1c69e-5a2b-4b37-89a5-c5a57a7e2200/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 [2018-12-08 11:51:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 11:51:09,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 11:51:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 11:51:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 11:51:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:51:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:51:09,487 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:51:09,487 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-08 11:51:09,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:51:09 BoogieIcfgContainer [2018-12-08 11:51:09,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:51:09,488 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:51:09,488 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:51:09,495 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:51:09,495 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:51:09" (1/1) ... [2018-12-08 11:51:09,502 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:51:09,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:09,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2018-12-08 11:51:09,523 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2018-12-08 11:51:09,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-12-08 11:51:09,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:09,558 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:09,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:09,615 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:09,619 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 27 [2018-12-08 11:51:09,624 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-12-08 11:51:09,625 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:09,633 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:09,640 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. [2018-12-08 11:51:09,640 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:15 [2018-12-08 11:51:09,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:09,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:09,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2018-12-08 11:51:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2018-12-08 11:51:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-12-08 11:51:09,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:09,697 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:09,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:09,725 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 [2018-12-08 11:51:09,725 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:09,736 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 9 treesize of output 12 [2018-12-08 11:51:09,740 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:09,740 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-12-08 11:51:09,741 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:09,747 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:09,755 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-08 11:51:09,755 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:21, output treesize:14 [2018-12-08 11:51:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:09,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:09,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2018-12-08 11:51:09,888 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2018-12-08 11:51:09,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-08 11:51:09,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:09,889 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:09,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:09,899 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:09,900 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:09,901 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-12-08 11:51:09,902 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:09,908 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. [2018-12-08 11:51:09,908 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:16 [2018-12-08 11:51:09,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:09,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:09,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2018-12-08 11:51:09,947 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2018-12-08 11:51:09,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-08 11:51:09,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:09,947 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:09,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:09,973 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 9 treesize of output 12 [2018-12-08 11:51:09,977 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:09,977 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-12-08 11:51:09,978 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:09,985 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:09,994 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 1 [2018-12-08 11:51:09,994 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:09,999 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-08 11:51:10,000 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:21, output treesize:14 [2018-12-08 11:51:10,007 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:10,009 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:10,011 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:10,012 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:10,013 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:10,023 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 47 [2018-12-08 11:51:10,024 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-12-08 11:51:10,072 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:10,073 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 11:51:10,074 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-12-08 11:51:10,074 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:10,093 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-12-08 11:51:10,094 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:47, output treesize:36 [2018-12-08 11:51:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:10,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:10,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2018-12-08 11:51:10,306 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2018-12-08 11:51:10,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-08 11:51:10,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:10,307 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:10,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:10,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:10,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2018-12-08 11:51:10,967 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2018-12-08 11:51:10,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-08 11:51:10,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:10,968 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:10,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:11,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:12,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:12,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2018-12-08 11:51:12,650 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2018-12-08 11:51:12,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-08 11:51:12,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:12,651 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:12,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:12,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:12,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:12,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2018-12-08 11:51:12,670 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2018-12-08 11:51:12,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-08 11:51:12,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:12,671 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:12,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:12,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:12,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:12,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2018-12-08 11:51:12,803 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2018-12-08 11:51:12,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 11:51:12,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:12,804 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:12,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:12,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:12,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:12,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-12-08 11:51:12,826 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-12-08 11:51:12,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 11:51:12,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:12,827 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:12,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:13,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:13,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-12-08 11:51:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-12-08 11:51:13,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 11:51:13,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:13,599 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:13,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:13,686 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 13 treesize of output 10 [2018-12-08 11:51:13,689 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-12-08 11:51:13,689 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:13,690 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:13,695 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:13,695 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:22, output treesize:13 [2018-12-08 11:51:13,906 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 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 11 [2018-12-08 11:51:13,909 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 11 treesize of output 3 [2018-12-08 11:51:13,910 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:13,911 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:13,913 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:13,913 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:15, output treesize:3 [2018-12-08 11:51:14,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:16,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:16,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-12-08 11:51:16,210 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-12-08 11:51:16,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 11:51:16,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:16,211 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:16,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:16,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:16,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:16,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-12-08 11:51:16,234 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-12-08 11:51:16,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 11:51:16,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:16,235 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:16,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:16,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:18,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:18,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-12-08 11:51:18,841 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-12-08 11:51:18,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 11:51:18,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:18,841 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:51:18,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:51:18,853 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-12-08 11:51:18,853 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:18,860 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:18,860 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-12-08 11:51:18,977 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 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 13 treesize of output 10 [2018-12-08 11:51:18,979 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-12-08 11:51:18,979 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:18,981 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:18,987 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:18,987 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:17 [2018-12-08 11:51:19,225 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 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 17 treesize of output 13 [2018-12-08 11:51:19,227 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 13 treesize of output 5 [2018-12-08 11:51:19,227 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 11:51:19,228 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:19,229 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 11:51:19,229 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:5 [2018-12-08 11:51:19,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:51:22,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:51:22,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-12-08 11:51:22,813 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-12-08 11:51:22,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 11:51:22,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:51:22,814 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:51:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:51:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:51:22,903 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2018-12-08 11:51:22,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:51:22 ImpRootNode [2018-12-08 11:51:22,926 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:51:22,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:51:22,926 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:51:22,927 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:51:22,927 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:51:09" (3/4) ... [2018-12-08 11:51:22,929 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 11:51:22,929 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:51:22,930 INFO L168 Benchmark]: Toolchain (without parser) took 14012.69 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 304.6 MB). Free memory was 939.4 MB in the beginning and 915.2 MB in the end (delta: 24.1 MB). Peak memory consumption was 328.7 MB. Max. memory is 11.5 GB. [2018-12-08 11:51:22,930 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:51:22,931 INFO L168 Benchmark]: CACSL2BoogieTranslator took 221.87 ms. Allocated memory is still 1.0 GB. Free memory was 939.4 MB in the beginning and 916.5 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-12-08 11:51:22,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 916.5 MB in the beginning and 1.1 GB in the end (delta: -200.0 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:51:22,931 INFO L168 Benchmark]: Boogie Preprocessor took 15.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:51:22,931 INFO L168 Benchmark]: RCFGBuilder took 266.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:51:22,932 INFO L168 Benchmark]: CodeCheck took 13438.46 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 175.1 MB). Free memory was 1.1 GB in the beginning and 915.2 MB in the end (delta: 175.7 MB). Peak memory consumption was 350.8 MB. Max. memory is 11.5 GB. [2018-12-08 11:51:22,932 INFO L168 Benchmark]: Witness Printer took 2.76 ms. Allocated memory is still 1.3 GB. Free memory is still 915.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:51:22,934 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, 38 locations, 17 error locations. UNSAFE Result, 13.3s OverallTime, 15 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 320 SDtfs, 1188 SDslu, 256 SDs, 0 SdLazy, 168532 SolverSat, 63520 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 639 GetRequests, 520 SyntacticMatches, 13 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3847 ImplicationChecksByTransitivity, 11.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 59 ConstructedInterpolants, 5 QuantifiedInterpolants, 2483 SizeOfPredicates, 64 NumberOfNonLiveVariables, 590 ConjunctsInSsa, 118 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 639]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 639. Possible FailurePath: [L640] TData data; [L625] pdata->lo = malloc(16) [L626] pdata->hi = malloc(24) [L630] EXPR data->lo [L630] void *lo = data->lo; [L631] EXPR data->hi [L631] void *hi = data->hi; [L632] COND FALSE !(lo == hi) [L636] data->lo = (void *) 0 [L637] data->hi = (void *) 0 [L643] return 0; [L643] return 0; * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 221.87 ms. Allocated memory is still 1.0 GB. Free memory was 939.4 MB in the beginning and 916.5 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 916.5 MB in the beginning and 1.1 GB in the end (delta: -200.0 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 266.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. * CodeCheck took 13438.46 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 175.1 MB). Free memory was 1.1 GB in the beginning and 915.2 MB in the end (delta: 175.7 MB). Peak memory consumption was 350.8 MB. Max. memory is 11.5 GB. * Witness Printer took 2.76 ms. Allocated memory is still 1.3 GB. Free memory is still 915.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...