./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-properties/list_flag-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/list_flag-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash afc88cbf4886a453fed887733400308a528b9724 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/list_flag-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash afc88cbf4886a453fed887733400308a528b9724 ................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort C_DOUBLE not declared --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:01:45,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:45,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:45,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:45,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:45,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:45,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:45,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:45,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:45,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:45,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:45,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:45,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:45,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:45,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:45,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:45,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:45,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:45,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:45,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:45,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:45,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:45,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:45,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:45,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:45,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:45,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:45,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:45,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:45,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:45,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:45,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:45,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:45,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:45,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:45,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:45,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:45,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:45,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:45,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:45,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:45,261 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-10-22 09:01:45,273 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:45,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:45,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:45,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:45,275 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:45,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:45,275 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:01:45,275 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:01:45,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:45,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:01:45,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:45,276 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 09:01:45,276 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 09:01:45,276 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 09:01:45,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:01:45,277 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:01:45,277 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:45,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:45,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:45,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:01:45,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:01:45,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:45,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:45,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:01:45,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:01:45,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:01:45,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afc88cbf4886a453fed887733400308a528b9724 [2019-10-22 09:01:45,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:45,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:45,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:45,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:45,335 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:45,336 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/../../sv-benchmarks/c/list-properties/list_flag-2.i [2019-10-22 09:01:45,383 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/data/774272cd3/aaad5e5ce8264b3da042e70c3e499894/FLAGc0ee954be [2019-10-22 09:01:45,815 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:45,816 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/sv-benchmarks/c/list-properties/list_flag-2.i [2019-10-22 09:01:45,827 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/data/774272cd3/aaad5e5ce8264b3da042e70c3e499894/FLAGc0ee954be [2019-10-22 09:01:46,167 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/data/774272cd3/aaad5e5ce8264b3da042e70c3e499894 [2019-10-22 09:01:46,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:46,170 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-10-22 09:01:46,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:46,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:46,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:46,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:46" (1/1) ... [2019-10-22 09:01:46,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea97423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46, skipping insertion in model container [2019-10-22 09:01:46,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:46" (1/1) ... [2019-10-22 09:01:46,184 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:46,219 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:01:46,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:46,608 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:01:46,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:46,703 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:01:46,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46 WrapperNode [2019-10-22 09:01:46,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:46,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:01:46,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:01:46,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:01:46,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46" (1/1) ... [2019-10-22 09:01:46,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46" (1/1) ... [2019-10-22 09:01:46,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46" (1/1) ... [2019-10-22 09:01:46,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46" (1/1) ... [2019-10-22 09:01:46,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46" (1/1) ... [2019-10-22 09:01:46,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46" (1/1) ... [2019-10-22 09:01:46,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46" (1/1) ... [2019-10-22 09:01:46,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:01:46,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:01:46,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:01:46,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:01:46,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:46,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-22 09:01:46,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:01:46,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-22 09:01:46,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-22 09:01:46,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-22 09:01:46,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-22 09:01:46,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-22 09:01:46,794 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-10-22 09:01:46,795 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-22 09:01:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-22 09:01:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-22 09:01:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-22 09:01:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-22 09:01:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-22 09:01:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-22 09:01:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-22 09:01:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-22 09:01:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-22 09:01:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-22 09:01:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-22 09:01:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-22 09:01:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-22 09:01:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-22 09:01:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-22 09:01:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-22 09:01:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-22 09:01:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-22 09:01:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-22 09:01:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-22 09:01:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-22 09:01:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-22 09:01:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-22 09:01:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-22 09:01:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-22 09:01:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-22 09:01:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-22 09:01:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-22 09:01:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-22 09:01:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-22 09:01:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-22 09:01:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-22 09:01:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-22 09:01:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-22 09:01:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-22 09:01:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-22 09:01:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-22 09:01:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-22 09:01:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-22 09:01:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-22 09:01:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-22 09:01:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-22 09:01:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-22 09:01:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-22 09:01:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-22 09:01:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-22 09:01:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-22 09:01:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-22 09:01:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-22 09:01:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-22 09:01:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-22 09:01:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-22 09:01:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-22 09:01:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-22 09:01:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-22 09:01:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-22 09:01:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-22 09:01:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-22 09:01:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-22 09:01:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-22 09:01:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-22 09:01:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-22 09:01:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-22 09:01:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-22 09:01:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-22 09:01:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-22 09:01:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-22 09:01:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-22 09:01:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-22 09:01:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-22 09:01:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-22 09:01:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-22 09:01:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-22 09:01:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-22 09:01:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-22 09:01:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-22 09:01:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-22 09:01:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-22 09:01:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-22 09:01:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-22 09:01:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-22 09:01:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-22 09:01:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-22 09:01:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-22 09:01:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-22 09:01:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-22 09:01:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-22 09:01:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-22 09:01:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-22 09:01:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-22 09:01:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-22 09:01:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-22 09:01:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-22 09:01:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-22 09:01:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-22 09:01:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-22 09:01:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-22 09:01:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-22 09:01:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-22 09:01:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-22 09:01:46,808 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-22 09:01:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-22 09:01:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-22 09:01:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-22 09:01:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-22 09:01:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-22 09:01:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-22 09:01:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-22 09:01:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-22 09:01:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-10-22 09:01:46,810 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-22 09:01:46,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 09:01:46,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 09:01:46,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 09:01:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 09:01:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 09:01:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-22 09:01:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:01:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 09:01:47,073 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-10-22 09:01:47,285 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:01:47,286 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-22 09:01:47,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:47 BoogieIcfgContainer [2019-10-22 09:01:47,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:01:47,288 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:01:47,288 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:01:47,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:01:47,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:01:46" (1/3) ... [2019-10-22 09:01:47,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a75d61c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:47, skipping insertion in model container [2019-10-22 09:01:47,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:46" (2/3) ... [2019-10-22 09:01:47,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a75d61c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:47, skipping insertion in model container [2019-10-22 09:01:47,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:47" (3/3) ... [2019-10-22 09:01:47,297 INFO L109 eAbstractionObserver]: Analyzing ICFG list_flag-2.i [2019-10-22 09:01:47,305 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:01:47,311 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2019-10-22 09:01:47,323 INFO L249 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2019-10-22 09:01:47,342 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:01:47,343 INFO L374 AbstractCegarLoop]: Hoare is false [2019-10-22 09:01:47,343 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:01:47,343 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:01:47,343 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:01:47,343 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:01:47,344 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:01:47,344 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:01:47,360 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2019-10-22 09:01:47,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-22 09:01:47,373 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:47,373 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:47,375 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr15REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr20ENSURES_VIOLATIONMEMORY_LEAK, mainErr8REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION]=== [2019-10-22 09:01:47,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:47,382 INFO L82 PathProgramCache]: Analyzing trace with hash 1412219437, now seen corresponding path program 1 times [2019-10-22 09:01:47,390 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:47,391 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663647257] [2019-10-22 09:01:47,391 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:47,391 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:47,392 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:47,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:47,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:47,568 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663647257] [2019-10-22 09:01:47,569 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:47,569 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:01:47,569 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397496135] [2019-10-22 09:01:47,573 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:01:47,575 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:47,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:01:47,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:47,590 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 3 states. [2019-10-22 09:01:47,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:47,729 INFO L93 Difference]: Finished difference Result 61 states and 67 transitions. [2019-10-22 09:01:47,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:01:47,731 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-10-22 09:01:47,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:47,738 INFO L225 Difference]: With dead ends: 61 [2019-10-22 09:01:47,738 INFO L226 Difference]: Without dead ends: 53 [2019-10-22 09:01:47,739 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:47,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-10-22 09:01:47,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-10-22 09:01:47,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-10-22 09:01:47,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 57 transitions. [2019-10-22 09:01:47,769 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 57 transitions. Word has length 10 [2019-10-22 09:01:47,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:47,769 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 57 transitions. [2019-10-22 09:01:47,769 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:01:47,769 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2019-10-22 09:01:47,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 09:01:47,770 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:47,770 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:47,770 INFO L410 AbstractCegarLoop]: === Iteration 2 === [mainErr15REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr20ENSURES_VIOLATIONMEMORY_LEAK, mainErr8REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION]=== [2019-10-22 09:01:47,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:47,771 INFO L82 PathProgramCache]: Analyzing trace with hash 829095892, now seen corresponding path program 1 times [2019-10-22 09:01:47,771 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:47,771 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071540015] [2019-10-22 09:01:47,771 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:47,771 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:47,771 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:47,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:47,846 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071540015] [2019-10-22 09:01:47,846 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:47,846 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:01:47,846 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636857597] [2019-10-22 09:01:47,847 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:47,847 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:47,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:47,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:47,848 INFO L87 Difference]: Start difference. First operand 53 states and 57 transitions. Second operand 5 states. [2019-10-22 09:01:48,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:48,058 INFO L93 Difference]: Finished difference Result 87 states and 94 transitions. [2019-10-22 09:01:48,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:01:48,060 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-10-22 09:01:48,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:48,061 INFO L225 Difference]: With dead ends: 87 [2019-10-22 09:01:48,061 INFO L226 Difference]: Without dead ends: 87 [2019-10-22 09:01:48,062 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 09:01:48,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2019-10-22 09:01:48,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 70. [2019-10-22 09:01:48,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-10-22 09:01:48,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 88 transitions. [2019-10-22 09:01:48,071 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 88 transitions. Word has length 11 [2019-10-22 09:01:48,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:48,071 INFO L462 AbstractCegarLoop]: Abstraction has 70 states and 88 transitions. [2019-10-22 09:01:48,071 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:48,071 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2019-10-22 09:01:48,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 09:01:48,072 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:48,072 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:48,072 INFO L410 AbstractCegarLoop]: === Iteration 3 === [mainErr15REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr20ENSURES_VIOLATIONMEMORY_LEAK, mainErr8REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION]=== [2019-10-22 09:01:48,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:48,072 INFO L82 PathProgramCache]: Analyzing trace with hash 829095891, now seen corresponding path program 1 times [2019-10-22 09:01:48,072 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:48,075 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079675562] [2019-10-22 09:01:48,075 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:48,075 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:48,075 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:48,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:48,128 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079675562] [2019-10-22 09:01:48,128 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:48,128 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:01:48,128 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099659099] [2019-10-22 09:01:48,128 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:48,129 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:48,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:48,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:48,129 INFO L87 Difference]: Start difference. First operand 70 states and 88 transitions. Second operand 5 states. [2019-10-22 09:01:48,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:48,269 INFO L93 Difference]: Finished difference Result 65 states and 73 transitions. [2019-10-22 09:01:48,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:01:48,270 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-10-22 09:01:48,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:48,271 INFO L225 Difference]: With dead ends: 65 [2019-10-22 09:01:48,271 INFO L226 Difference]: Without dead ends: 65 [2019-10-22 09:01:48,271 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 09:01:48,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-10-22 09:01:48,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-10-22 09:01:48,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-10-22 09:01:48,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 73 transitions. [2019-10-22 09:01:48,279 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 73 transitions. Word has length 11 [2019-10-22 09:01:48,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:48,280 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 73 transitions. [2019-10-22 09:01:48,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:48,280 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2019-10-22 09:01:48,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 09:01:48,281 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:48,281 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:48,281 INFO L410 AbstractCegarLoop]: === Iteration 4 === [mainErr15REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr20ENSURES_VIOLATIONMEMORY_LEAK, mainErr8REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION]=== [2019-10-22 09:01:48,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:48,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1402482261, now seen corresponding path program 1 times [2019-10-22 09:01:48,284 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:48,285 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411451360] [2019-10-22 09:01:48,285 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:48,285 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:48,285 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:48,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:48,395 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411451360] [2019-10-22 09:01:48,396 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:48,396 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 09:01:48,396 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033342393] [2019-10-22 09:01:48,396 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 09:01:48,396 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:48,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 09:01:48,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:48,397 INFO L87 Difference]: Start difference. First operand 65 states and 73 transitions. Second operand 7 states. [2019-10-22 09:01:48,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:48,612 INFO L93 Difference]: Finished difference Result 95 states and 103 transitions. [2019-10-22 09:01:48,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 09:01:48,612 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2019-10-22 09:01:48,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:48,613 INFO L225 Difference]: With dead ends: 95 [2019-10-22 09:01:48,614 INFO L226 Difference]: Without dead ends: 95 [2019-10-22 09:01:48,614 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:01:48,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-10-22 09:01:48,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 69. [2019-10-22 09:01:48,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2019-10-22 09:01:48,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 78 transitions. [2019-10-22 09:01:48,620 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 78 transitions. Word has length 18 [2019-10-22 09:01:48,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:48,621 INFO L462 AbstractCegarLoop]: Abstraction has 69 states and 78 transitions. [2019-10-22 09:01:48,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 09:01:48,621 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 78 transitions. [2019-10-22 09:01:48,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 09:01:48,622 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:48,622 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:48,622 INFO L410 AbstractCegarLoop]: === Iteration 5 === [mainErr15REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr20ENSURES_VIOLATIONMEMORY_LEAK, mainErr8REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION]=== [2019-10-22 09:01:48,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:48,622 INFO L82 PathProgramCache]: Analyzing trace with hash -1402513834, now seen corresponding path program 1 times [2019-10-22 09:01:48,623 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:48,623 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351265386] [2019-10-22 09:01:48,623 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:48,623 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:48,623 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:48,674 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:48,675 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 09:01:48,684 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-10-22 09:01:48,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:01:48 BoogieIcfgContainer [2019-10-22 09:01:48,695 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:01:48,696 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:01:48,696 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:01:48,696 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:01:48,696 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:47" (3/4) ... [2019-10-22 09:01:48,700 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 09:01:48,700 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:01:48,702 INFO L168 Benchmark]: Toolchain (without parser) took 2531.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 940.4 MB in the beginning and 916.0 MB in the end (delta: 24.4 MB). Peak memory consumption was 161.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,702 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:48,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -173.9 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,703 INFO L168 Benchmark]: Boogie Preprocessor took 43.38 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,704 INFO L168 Benchmark]: RCFGBuilder took 539.13 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: 54.5 MB). Peak memory consumption was 54.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,704 INFO L168 Benchmark]: TraceAbstraction took 1407.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 917.7 MB in the end (delta: 138.7 MB). Peak memory consumption was 138.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,705 INFO L168 Benchmark]: Witness Printer took 4.69 ms. Allocated memory is still 1.2 GB. Free memory was 917.7 MB in the beginning and 916.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:48,707 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 532.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -173.9 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.38 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 539.13 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: 54.5 MB). Peak memory consumption was 54.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1407.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 917.7 MB in the end (delta: 138.7 MB). Peak memory consumption was 138.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.69 ms. Allocated memory is still 1.2 GB. Free memory was 917.7 MB in the beginning and 916.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 520]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 520. Possible FailurePath: [L521] int flag = __VERIFIER_nondet_int(); [L522] List p, a, t; [L523] a = (List) malloc(sizeof(struct node)) VAL [a={2:0}, flag=1, malloc(sizeof(struct node))={2:0}] [L524] COND FALSE !(a == 0) VAL [a={2:0}, flag=1, malloc(sizeof(struct node))={2:0}] [L525] p = a VAL [a={2:0}, flag=1, malloc(sizeof(struct node))={2:0}, p={2:0}] [L526] COND FALSE !(__VERIFIER_nondet_int()) [L537] p->h = 3 VAL [a={2:0}, flag=1, malloc(sizeof(struct node))={2:0}, p={2:0}] [L538] p = a VAL [a={2:0}, flag=1, malloc(sizeof(struct node))={2:0}, p={2:0}] [L539] COND TRUE \read(flag) VAL [a={2:0}, flag=1, malloc(sizeof(struct node))={2:0}, p={2:0}] [L540] EXPR p->h VAL [a={2:0}, flag=1, malloc(sizeof(struct node))={2:0}, p={2:0}, p->h=3] [L540] COND FALSE !(p->h == 1) [L545] EXPR p->h VAL [a={2:0}, flag=1, malloc(sizeof(struct node))={2:0}, p={2:0}, p->h=3] [L545] COND FALSE !(p->h != 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 77 locations, 21 error locations. Result: UNSAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 149 SDtfs, 263 SDslu, 157 SDs, 0 SdLazy, 435 SolverSat, 48 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 43 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 2230 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 1/1 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 09:01:50,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:50,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:50,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:50,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:50,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:50,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:50,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:50,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:50,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:50,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:50,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:50,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:50,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:50,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:50,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:50,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:50,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:50,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:50,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:50,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:50,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:50,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:50,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:50,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:50,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:50,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:50,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:50,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:50,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:50,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:50,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:50,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:50,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:50,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:50,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:50,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:50,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:50,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:50,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:50,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:50,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-10-22 09:01:50,788 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:50,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:50,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:50,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:50,789 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:50,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:50,790 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:01:50,790 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:01:50,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:50,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:01:50,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:50,791 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 09:01:50,791 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 09:01:50,791 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 09:01:50,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:01:50,791 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 09:01:50,791 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 09:01:50,791 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:01:50,791 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:50,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:50,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:50,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:01:50,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:01:50,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:50,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:50,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:01:50,793 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 09:01:50,793 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 09:01:50,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 09:01:50,793 INFO L138 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_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afc88cbf4886a453fed887733400308a528b9724 [2019-10-22 09:01:50,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:50,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:50,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:50,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:50,840 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:50,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/../../sv-benchmarks/c/list-properties/list_flag-2.i [2019-10-22 09:01:50,898 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/data/20c1faaea/6feb76f6acae4d25a44a8086caf23a9e/FLAG75f848c1d [2019-10-22 09:01:51,317 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:51,318 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/sv-benchmarks/c/list-properties/list_flag-2.i [2019-10-22 09:01:51,328 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/data/20c1faaea/6feb76f6acae4d25a44a8086caf23a9e/FLAG75f848c1d [2019-10-22 09:01:51,632 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/data/20c1faaea/6feb76f6acae4d25a44a8086caf23a9e [2019-10-22 09:01:51,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:51,636 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-10-22 09:01:51,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:51,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:51,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:51,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:51" (1/1) ... [2019-10-22 09:01:51,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf4f964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:51, skipping insertion in model container [2019-10-22 09:01:51,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:51" (1/1) ... [2019-10-22 09:01:51,656 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:51,688 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:01:52,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:52,032 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:01:52,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:52,185 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:01:52,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:52 WrapperNode [2019-10-22 09:01:52,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:52,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:01:52,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:01:52,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:01:52,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:52" (1/1) ... [2019-10-22 09:01:52,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:52" (1/1) ... [2019-10-22 09:01:52,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:52" (1/1) ... [2019-10-22 09:01:52,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:52" (1/1) ... [2019-10-22 09:01:52,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:52" (1/1) ... [2019-10-22 09:01:52,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:52" (1/1) ... [2019-10-22 09:01:52,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:52" (1/1) ... [2019-10-22 09:01:52,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:01:52,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:01:52,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:01:52,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:01:52,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-22 09:01:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:01:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-22 09:01:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-22 09:01:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-22 09:01:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-22 09:01:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-22 09:01:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-10-22 09:01:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-22 09:01:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-22 09:01:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-22 09:01:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-22 09:01:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-22 09:01:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-22 09:01:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-22 09:01:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-22 09:01:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-22 09:01:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-22 09:01:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-22 09:01:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-22 09:01:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-22 09:01:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-22 09:01:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-22 09:01:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-22 09:01:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-22 09:01:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-22 09:01:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-22 09:01:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-22 09:01:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-22 09:01:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-22 09:01:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-22 09:01:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-22 09:01:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-22 09:01:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-22 09:01:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-22 09:01:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-22 09:01:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-22 09:01:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-22 09:01:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-22 09:01:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-22 09:01:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-22 09:01:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-22 09:01:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-22 09:01:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-22 09:01:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-22 09:01:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-22 09:01:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-22 09:01:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-22 09:01:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-22 09:01:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-22 09:01:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-22 09:01:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-22 09:01:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-22 09:01:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-22 09:01:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-22 09:01:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-22 09:01:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-22 09:01:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-22 09:01:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-22 09:01:52,315 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-22 09:01:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-22 09:01:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-22 09:01:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-22 09:01:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-22 09:01:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-22 09:01:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-22 09:01:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-22 09:01:52,316 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-22 09:01:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-22 09:01:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-22 09:01:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-22 09:01:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-22 09:01:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-22 09:01:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-22 09:01:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-22 09:01:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-22 09:01:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-22 09:01:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-22 09:01:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-22 09:01:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-22 09:01:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-22 09:01:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-22 09:01:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-22 09:01:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-22 09:01:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-22 09:01:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-22 09:01:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-22 09:01:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-22 09:01:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-22 09:01:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-22 09:01:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-22 09:01:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-22 09:01:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-22 09:01:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-22 09:01:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-22 09:01:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-22 09:01:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-22 09:01:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-22 09:01:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-22 09:01:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-22 09:01:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-22 09:01:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-22 09:01:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-22 09:01:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-22 09:01:52,322 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-22 09:01:52,322 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-22 09:01:52,322 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-22 09:01:52,322 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-22 09:01:52,322 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-22 09:01:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-22 09:01:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-22 09:01:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-22 09:01:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-22 09:01:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-22 09:01:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-22 09:01:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-22 09:01:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-22 09:01:52,323 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-22 09:01:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-10-22 09:01:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-22 09:01:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 09:01:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 09:01:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 09:01:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 09:01:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 09:01:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-22 09:01:52,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:01:52,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 09:01:52,654 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-10-22 09:01:52,892 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:01:52,892 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-22 09:01:52,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:52 BoogieIcfgContainer [2019-10-22 09:01:52,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:01:52,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:01:52,894 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:01:52,897 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:01:52,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:01:51" (1/3) ... [2019-10-22 09:01:52,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9d6e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:52, skipping insertion in model container [2019-10-22 09:01:52,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:52" (2/3) ... [2019-10-22 09:01:52,899 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9d6e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:52, skipping insertion in model container [2019-10-22 09:01:52,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:52" (3/3) ... [2019-10-22 09:01:52,900 INFO L109 eAbstractionObserver]: Analyzing ICFG list_flag-2.i [2019-10-22 09:01:52,909 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:01:52,916 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2019-10-22 09:01:52,926 INFO L249 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2019-10-22 09:01:52,943 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:01:52,944 INFO L374 AbstractCegarLoop]: Hoare is false [2019-10-22 09:01:52,944 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:01:52,944 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:01:52,944 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:01:52,944 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:01:52,944 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:01:52,944 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:01:52,955 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2019-10-22 09:01:52,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-22 09:01:52,963 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:52,963 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:52,964 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr10REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr20ENSURES_VIOLATIONMEMORY_LEAK]=== [2019-10-22 09:01:52,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:52,973 INFO L82 PathProgramCache]: Analyzing trace with hash 692600077, now seen corresponding path program 1 times [2019-10-22 09:01:52,982 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 09:01:52,983 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1194593039] [2019-10-22 09:01:52,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe6eae67-8109-4194-8c42-989cb35bc116/bin/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 09:01:53,208 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 09:01:53,209 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort C_DOUBLE not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:160) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:143) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:168) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferSymbols(SmtFunctionsAndAxioms.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleTraceCheck.createExternalManagedScript(IpTcStrategyModuleTraceCheck.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCvc4.constructManagedScript(IpTcStrategyModuleCvc4.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.checkFeasibility(TraceAbstractionRefinementEngine.java:244) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 09:01:53,213 INFO L168 Benchmark]: Toolchain (without parser) took 1576.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 942.9 MB in the beginning and 1.0 GB in the end (delta: -98.9 MB). Peak memory consumption was 34.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:53,213 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:53,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 942.9 MB in the beginning and 1.1 GB in the end (delta: -171.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:53,215 INFO L168 Benchmark]: Boogie Preprocessor took 63.09 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:53,216 INFO L168 Benchmark]: RCFGBuilder took 643.31 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: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:53,216 INFO L168 Benchmark]: TraceAbstraction took 316.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:53,220 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 549.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 942.9 MB in the beginning and 1.1 GB in the end (delta: -171.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.09 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 643.31 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: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 316.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Sort C_DOUBLE not declared de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Sort C_DOUBLE not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...