./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i -s /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f2a28b716690d853e4267de531a39f6e4337982c ................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i -s /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f2a28b716690d853e4267de531a39f6e4337982c .................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:10:22,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:10:22,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:10:22,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:10:22,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:10:22,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:10:22,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:10:22,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:10:22,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:10:22,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:10:22,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:10:22,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:10:22,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:10:22,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:10:22,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:10:22,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:10:22,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:10:22,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:10:22,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:10:22,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:10:22,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:10:22,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:10:22,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:10:22,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:10:22,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:10:22,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:10:22,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:10:22,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:10:22,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:10:22,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:10:22,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:10:22,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:10:22,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:10:22,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:10:22,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:10:22,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:10:22,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:10:22,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:10:22,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:10:22,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:10:22,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:10:22,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 18:10:22,244 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:10:22,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:10:22,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:10:22,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:10:22,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:10:22,248 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:10:22,248 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:10:22,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:10:22,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:10:22,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:10:22,250 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:10:22,250 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:10:22,251 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:10:22,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:10:22,251 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:10:22,252 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:10:22,252 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:10:22,252 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:10:22,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:10:22,253 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:10:22,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:10:22,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:10:22,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:10:22,254 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:10:22,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:10:22,254 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2a28b716690d853e4267de531a39f6e4337982c [2020-12-01 18:10:22,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:10:22,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:10:22,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:10:22,567 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:10:22,569 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:10:22,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2020-12-01 18:10:22,648 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/data/630360843/9b1fab7eac7c49a296151f0c98733611/FLAG30abe0a35 [2020-12-01 18:10:23,451 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:10:23,453 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2020-12-01 18:10:23,502 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/data/630360843/9b1fab7eac7c49a296151f0c98733611/FLAG30abe0a35 [2020-12-01 18:10:23,569 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/data/630360843/9b1fab7eac7c49a296151f0c98733611 [2020-12-01 18:10:23,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:10:23,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:10:23,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:10:23,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:10:23,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:10:23,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:10:23" (1/1) ... [2020-12-01 18:10:23,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a374ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:23, skipping insertion in model container [2020-12-01 18:10:23,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:10:23" (1/1) ... [2020-12-01 18:10:23,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:10:23,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:10:25,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:10:25,219 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:10:25,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:10:26,138 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:10:26,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26 WrapperNode [2020-12-01 18:10:26,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:10:26,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:10:26,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:10:26,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:10:26,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26" (1/1) ... [2020-12-01 18:10:26,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26" (1/1) ... [2020-12-01 18:10:26,428 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:10:26,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:10:26,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:10:26,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:10:26,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26" (1/1) ... [2020-12-01 18:10:26,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26" (1/1) ... [2020-12-01 18:10:26,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26" (1/1) ... [2020-12-01 18:10:26,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26" (1/1) ... [2020-12-01 18:10:26,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26" (1/1) ... [2020-12-01 18:10:26,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26" (1/1) ... [2020-12-01 18:10:26,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26" (1/1) ... [2020-12-01 18:10:26,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:10:26,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:10:26,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:10:26,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:10:26,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:10:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:10:26,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:10:26,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-01 18:10:26,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:10:26,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 18:10:26,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 18:10:26,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:10:26,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:10:26,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 18:10:26,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:10:26,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 18:10:26,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 18:10:26,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:10:26,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:10:39,197 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:10:39,198 INFO L298 CfgBuilder]: Removed 653 assume(true) statements. [2020-12-01 18:10:39,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:10:39 BoogieIcfgContainer [2020-12-01 18:10:39,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:10:39,207 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:10:39,208 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:10:39,221 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:10:39,221 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:10:39" (1/1) ... [2020-12-01 18:10:39,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:10:39,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:39,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 691 states and 803 transitions. [2020-12-01 18:10:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 803 transitions. [2020-12-01 18:10:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 18:10:39,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:39,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:41,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:41,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 690 states and 802 transitions. [2020-12-01 18:10:41,710 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 802 transitions. [2020-12-01 18:10:41,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 18:10:41,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:41,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:43,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:43,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 689 states and 801 transitions. [2020-12-01 18:10:43,642 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 801 transitions. [2020-12-01 18:10:43,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 18:10:43,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:43,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:43,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:43,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 688 states and 800 transitions. [2020-12-01 18:10:43,793 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 800 transitions. [2020-12-01 18:10:43,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 18:10:43,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:44,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:44,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 687 states and 799 transitions. [2020-12-01 18:10:44,107 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 799 transitions. [2020-12-01 18:10:44,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 18:10:44,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:44,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:46,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:46,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 686 states and 798 transitions. [2020-12-01 18:10:46,684 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 798 transitions. [2020-12-01 18:10:46,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 18:10:46,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:46,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:48,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 688 states and 800 transitions. [2020-12-01 18:10:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 800 transitions. [2020-12-01 18:10:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 18:10:48,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:49,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:49,658 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2020-12-01 18:10:52,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:52,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 690 states and 802 transitions. [2020-12-01 18:10:52,958 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 802 transitions. [2020-12-01 18:10:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 18:10:52,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:53,228 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:53,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 692 states and 804 transitions. [2020-12-01 18:10:53,852 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 804 transitions. [2020-12-01 18:10:53,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 18:10:53,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:54,114 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:54,549 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-12-01 18:10:54,891 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-12-01 18:10:54,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:54,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 694 states and 806 transitions. [2020-12-01 18:10:54,935 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 806 transitions. [2020-12-01 18:10:54,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:10:54,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:55,214 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:55,421 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 22 [2020-12-01 18:10:55,700 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 18:10:56,062 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 18:10:56,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:56,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 696 states and 808 transitions. [2020-12-01 18:10:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 808 transitions. [2020-12-01 18:10:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 18:10:56,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:56,418 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:56,933 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-01 18:10:57,367 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-01 18:10:57,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:57,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 698 states and 810 transitions. [2020-12-01 18:10:57,432 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 810 transitions. [2020-12-01 18:10:57,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:10:57,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:58,010 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 22 [2020-12-01 18:10:58,390 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-01 18:10:58,863 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-12-01 18:10:58,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 700 states and 812 transitions. [2020-12-01 18:10:58,919 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 812 transitions. [2020-12-01 18:10:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:10:58,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:59,236 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:10:59,772 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-12-01 18:11:00,208 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-12-01 18:11:00,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:00,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 702 states and 814 transitions. [2020-12-01 18:11:00,292 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 814 transitions. [2020-12-01 18:11:00,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:11:00,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:00,664 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:00,900 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 22 [2020-12-01 18:11:01,241 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 18:11:01,671 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 18:11:01,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:01,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 704 states and 816 transitions. [2020-12-01 18:11:01,724 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 816 transitions. [2020-12-01 18:11:01,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:11:01,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:02,055 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:02,330 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 22 [2020-12-01 18:11:02,811 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-12-01 18:11:03,356 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-12-01 18:11:03,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:03,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 706 states and 818 transitions. [2020-12-01 18:11:03,416 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 818 transitions. [2020-12-01 18:11:03,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:11:03,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:04,342 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:05,980 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 27 [2020-12-01 18:11:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:06,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 704 states and 815 transitions. [2020-12-01 18:11:06,239 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 815 transitions. [2020-12-01 18:11:06,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 18:11:06,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:06,782 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2020-12-01 18:11:14,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:14,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 703 states and 814 transitions. [2020-12-01 18:11:14,626 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 814 transitions. [2020-12-01 18:11:14,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 18:11:14,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:16,179 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-12-01 18:11:27,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:27,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 705 states and 816 transitions. [2020-12-01 18:11:27,116 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 816 transitions. [2020-12-01 18:11:27,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:11:27,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:27,218 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-12-01 18:11:27,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:27,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 704 states and 815 transitions. [2020-12-01 18:11:27,247 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 815 transitions. [2020-12-01 18:11:27,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:11:27,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:27,931 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 19 [2020-12-01 18:11:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 82 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:33,396 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2020-12-01 18:11:33,993 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2020-12-01 18:11:39,860 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2020-12-01 18:11:41,189 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 34 [2020-12-01 18:11:43,881 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2020-12-01 18:11:46,141 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 32 [2020-12-01 18:11:46,776 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2020-12-01 18:11:47,767 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 32 [2020-12-01 18:11:53,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:53,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 705 states and 816 transitions. [2020-12-01 18:11:53,443 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 816 transitions. [2020-12-01 18:11:53,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 18:11:53,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:53,526 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-12-01 18:11:54,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:54,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 701 states and 811 transitions. [2020-12-01 18:11:54,407 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 811 transitions. [2020-12-01 18:11:54,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 18:11:54,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:11:55,259 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:11:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:11:55,898 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:12:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-12-01 18:12:06,373 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:12:06,377 INFO L168 Benchmark]: Toolchain (without parser) took 102802.38 ms. Allocated memory was 96.5 MB in the beginning and 717.2 MB in the end (delta: 620.8 MB). Free memory was 65.6 MB in the beginning and 507.0 MB in the end (delta: -441.3 MB). Peak memory consumption was 181.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:06,378 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 96.5 MB. Free memory is still 56.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:12:06,379 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2564.13 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 65.4 MB in the beginning and 55.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 49.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:06,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.83 ms. Allocated memory is still 117.4 MB. Free memory was 55.9 MB in the beginning and 40.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:06,380 INFO L168 Benchmark]: Boogie Preprocessor took 173.40 ms. Allocated memory is still 117.4 MB. Free memory was 40.3 MB in the beginning and 72.8 MB in the end (delta: -32.5 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:06,381 INFO L168 Benchmark]: RCFGBuilder took 12602.04 ms. Allocated memory was 117.4 MB in the beginning and 413.1 MB in the end (delta: 295.7 MB). Free memory was 72.8 MB in the beginning and 168.8 MB in the end (delta: -96.0 MB). Peak memory consumption was 200.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:06,382 INFO L168 Benchmark]: CodeCheck took 87168.62 ms. Allocated memory was 413.1 MB in the beginning and 717.2 MB in the end (delta: 304.1 MB). Free memory was 168.8 MB in the beginning and 507.0 MB in the end (delta: -338.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:12:06,385 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 96.5 MB. Free memory is still 56.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2564.13 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 65.4 MB in the beginning and 55.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 49.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 287.83 ms. Allocated memory is still 117.4 MB. Free memory was 55.9 MB in the beginning and 40.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 173.40 ms. Allocated memory is still 117.4 MB. Free memory was 40.3 MB in the beginning and 72.8 MB in the end (delta: -32.5 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12602.04 ms. Allocated memory was 117.4 MB in the beginning and 413.1 MB in the end (delta: 295.7 MB). Free memory was 72.8 MB in the beginning and 168.8 MB in the end (delta: -96.0 MB). Peak memory consumption was 200.3 MB. Max. memory is 16.1 GB. * CodeCheck took 87168.62 ms. Allocated memory was 413.1 MB in the beginning and 717.2 MB in the end (delta: 304.1 MB). Free memory was 168.8 MB in the beginning and 507.0 MB in the end (delta: -338.1 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:12:09,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:12:09,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:12:09,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:12:09,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:12:09,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:12:09,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:12:09,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:12:09,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:12:09,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:12:09,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:12:09,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:12:09,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:12:09,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:12:09,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:12:09,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:12:09,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:12:09,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:12:09,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:12:09,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:12:09,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:12:09,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:12:09,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:12:09,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:12:09,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:12:09,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:12:09,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:12:09,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:12:09,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:12:09,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:12:09,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:12:09,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:12:09,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:12:09,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:12:09,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:12:09,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:12:09,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:12:09,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:12:09,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:12:09,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:12:09,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:12:09,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2020-12-01 18:12:09,345 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:12:09,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:12:09,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:12:09,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:12:09,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:12:09,347 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:12:09,347 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:12:09,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:12:09,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:12:09,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:12:09,348 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:12:09,348 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:12:09,348 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:12:09,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:12:09,349 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:12:09,349 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:12:09,349 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:12:09,349 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:12:09,350 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:12:09,350 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:12:09,350 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:12:09,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:12:09,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:12:09,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:12:09,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:12:09,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:12:09,351 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:12:09,351 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:12:09,354 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:12:09,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:12:09,354 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2a28b716690d853e4267de531a39f6e4337982c [2020-12-01 18:12:09,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:12:09,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:12:09,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:12:09,963 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:12:09,965 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:12:09,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2020-12-01 18:12:10,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/data/f7185f9f0/99d674726ffd4e6898351c9eb2491f4f/FLAG2bfbae22f [2020-12-01 18:12:11,236 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:12:11,238 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2020-12-01 18:12:11,276 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/data/f7185f9f0/99d674726ffd4e6898351c9eb2491f4f/FLAG2bfbae22f [2020-12-01 18:12:11,667 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/data/f7185f9f0/99d674726ffd4e6898351c9eb2491f4f [2020-12-01 18:12:11,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:12:11,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:12:11,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:12:11,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:12:11,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:12:11,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:12:11" (1/1) ... [2020-12-01 18:12:11,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc9ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:11, skipping insertion in model container [2020-12-01 18:12:11,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:12:11" (1/1) ... [2020-12-01 18:12:11,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:12:11,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:12:13,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:12:13,548 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-01 18:12:13,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:12:13,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:12:13,992 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:12:14,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:12:14,810 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:12:14,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14 WrapperNode [2020-12-01 18:12:14,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:12:14,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:12:14,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:12:14,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:12:14,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14" (1/1) ... [2020-12-01 18:12:14,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14" (1/1) ... [2020-12-01 18:12:15,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:12:15,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:12:15,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:12:15,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:12:15,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14" (1/1) ... [2020-12-01 18:12:15,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14" (1/1) ... [2020-12-01 18:12:15,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14" (1/1) ... [2020-12-01 18:12:15,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14" (1/1) ... [2020-12-01 18:12:15,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14" (1/1) ... [2020-12-01 18:12:15,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14" (1/1) ... [2020-12-01 18:12:15,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14" (1/1) ... [2020-12-01 18:12:15,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:12:15,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:12:15,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:12:15,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:12:15,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:12:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_15289a24-352d-4d23-83e6-f895b4f6d1a3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:12:15,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:12:15,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2020-12-01 18:12:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:12:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 18:12:15,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 18:12:15,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 18:12:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:12:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:12:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-12-01 18:12:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:12:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2020-12-01 18:12:15,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 18:12:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:12:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 18:12:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-12-01 18:12:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-12-01 18:12:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2020-12-01 18:12:15,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:12:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 18:12:15,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-12-01 18:12:59,317 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:12:59,320 INFO L298 CfgBuilder]: Removed 653 assume(true) statements. [2020-12-01 18:12:59,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:12:59 BoogieIcfgContainer [2020-12-01 18:12:59,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:12:59,327 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:12:59,327 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:12:59,341 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:12:59,342 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:12:59" (1/1) ... [2020-12-01 18:12:59,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:12:59,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:59,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 691 states and 803 transitions. [2020-12-01 18:12:59,475 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 803 transitions. [2020-12-01 18:12:59,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 18:12:59,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:59,541 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) 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.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:12:59,547 INFO L168 Benchmark]: Toolchain (without parser) took 47872.44 ms. Allocated memory was 77.6 MB in the beginning and 444.6 MB in the end (delta: 367.0 MB). Free memory was 54.7 MB in the beginning and 378.6 MB in the end (delta: -323.9 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:59,548 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 77.6 MB. Free memory was 58.5 MB in the beginning and 58.5 MB in the end (delta: 35.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:12:59,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3138.15 ms. Allocated memory was 77.6 MB in the beginning and 109.1 MB in the end (delta: 31.5 MB). Free memory was 54.4 MB in the beginning and 57.8 MB in the end (delta: -3.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:59,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 345.03 ms. Allocated memory is still 109.1 MB. Free memory was 57.8 MB in the beginning and 43.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:59,551 INFO L168 Benchmark]: Boogie Preprocessor took 244.48 ms. Allocated memory was 109.1 MB in the beginning and 140.5 MB in the end (delta: 31.5 MB). Free memory was 43.1 MB in the beginning and 91.5 MB in the end (delta: -48.4 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:59,553 INFO L168 Benchmark]: RCFGBuilder took 43920.39 ms. Allocated memory was 140.5 MB in the beginning and 339.7 MB in the end (delta: 199.2 MB). Free memory was 91.5 MB in the beginning and 91.3 MB in the end (delta: 207.1 kB). Peak memory consumption was 208.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:59,554 INFO L168 Benchmark]: CodeCheck took 217.50 ms. Allocated memory was 339.7 MB in the beginning and 444.6 MB in the end (delta: 104.9 MB). Free memory was 91.3 MB in the beginning and 378.6 MB in the end (delta: -287.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:12:59,558 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 77.6 MB. Free memory was 58.5 MB in the beginning and 58.5 MB in the end (delta: 35.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3138.15 ms. Allocated memory was 77.6 MB in the beginning and 109.1 MB in the end (delta: 31.5 MB). Free memory was 54.4 MB in the beginning and 57.8 MB in the end (delta: -3.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 345.03 ms. Allocated memory is still 109.1 MB. Free memory was 57.8 MB in the beginning and 43.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 244.48 ms. Allocated memory was 109.1 MB in the beginning and 140.5 MB in the end (delta: 31.5 MB). Free memory was 43.1 MB in the beginning and 91.5 MB in the end (delta: -48.4 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 43920.39 ms. Allocated memory was 140.5 MB in the beginning and 339.7 MB in the end (delta: 199.2 MB). Free memory was 91.5 MB in the beginning and 91.3 MB in the end (delta: 207.1 kB). Peak memory consumption was 208.7 MB. Max. memory is 16.1 GB. * CodeCheck took 217.50 ms. Allocated memory was 339.7 MB in the beginning and 444.6 MB in the end (delta: 104.9 MB). Free memory was 91.3 MB in the beginning and 378.6 MB in the end (delta: -287.3 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...