./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cc4acfeadae5645f3e0f944c433e7782c19c652 .......................................................................................................................................................................................................... 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_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cc4acfeadae5645f3e0f944c433e7782c19c652 ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:27:20,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:27:20,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:27:20,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:27:20,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:27:20,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:27:20,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:27:20,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:27:20,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:27:20,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:27:20,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:27:20,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:27:20,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:27:20,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:27:20,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:27:20,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:27:20,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:27:20,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:27:20,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:27:20,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:27:20,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:27:20,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:27:20,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:27:20,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:27:20,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:27:20,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:27:20,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:27:20,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:27:20,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:27:20,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:27:20,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:27:20,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:27:20,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:27:20,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:27:20,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:27:20,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:27:20,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:27:20,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:27:20,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:27:20,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:27:20,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:27:20,245 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 23:27:20,283 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:27:20,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:27:20,285 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:27:20,285 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:27:20,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:27:20,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:27:20,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:27:20,286 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:27:20,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:27:20,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:27:20,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:27:20,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:27:20,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:27:20,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:27:20,288 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:27:20,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:27:20,288 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:27:20,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:27:20,288 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:27:20,289 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:27:20,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:27:20,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:27:20,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:27:20,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:27:20,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:27:20,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:27:20,290 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:27:20,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:27:20,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:27:20,291 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_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cc4acfeadae5645f3e0f944c433e7782c19c652 [2020-11-29 23:27:20,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:27:20,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:27:20,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:27:20,583 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:27:20,584 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:27:20,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i [2020-11-29 23:27:20,672 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/data/f94baa1c5/9c07c653a0c1421b98acc035cad65cbb/FLAGd4ed74164 [2020-11-29 23:27:21,238 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:27:21,238 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i [2020-11-29 23:27:21,255 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/data/f94baa1c5/9c07c653a0c1421b98acc035cad65cbb/FLAGd4ed74164 [2020-11-29 23:27:21,533 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/data/f94baa1c5/9c07c653a0c1421b98acc035cad65cbb [2020-11-29 23:27:21,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:27:21,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:27:21,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:27:21,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:27:21,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:27:21,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:27:21" (1/1) ... [2020-11-29 23:27:21,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f42a73d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:21, skipping insertion in model container [2020-11-29 23:27:21,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:27:21" (1/1) ... [2020-11-29 23:27:21,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:27:21,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:27:22,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:27:22,161 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:27:22,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:27:22,323 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:27:22,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22 WrapperNode [2020-11-29 23:27:22,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:27:22,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:27:22,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:27:22,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:27:22,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22" (1/1) ... [2020-11-29 23:27:22,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22" (1/1) ... [2020-11-29 23:27:22,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:27:22,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:27:22,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:27:22,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:27:22,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22" (1/1) ... [2020-11-29 23:27:22,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22" (1/1) ... [2020-11-29 23:27:22,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22" (1/1) ... [2020-11-29 23:27:22,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22" (1/1) ... [2020-11-29 23:27:22,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22" (1/1) ... [2020-11-29 23:27:22,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22" (1/1) ... [2020-11-29 23:27:22,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22" (1/1) ... [2020-11-29 23:27:22,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:27:22,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:27:22,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:27:22,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:27:22,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/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 [2020-11-29 23:27:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 23:27:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 23:27:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-29 23:27:22,641 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-29 23:27:22,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 23:27:22,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:27:22,643 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-29 23:27:22,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-29 23:27:22,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 23:27:22,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-29 23:27:22,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-29 23:27:22,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:27:22,645 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-29 23:27:22,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-29 23:27:22,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:27:22,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:27:22,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:27:23,289 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-29 23:27:23,289 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0 != ~__CS_ret~0 % 256); [2020-11-29 23:27:23,289 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-29 23:27:23,289 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != ~__CS_ret~0 % 256); [2020-11-29 23:27:23,290 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L733: SUMMARY for call __CS_cs(); srcloc: null [2020-11-29 23:27:23,290 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L733-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-29 23:27:23,290 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L733-1: assume !(0 != ~__CS_ret~0 % 256); [2020-11-29 23:27:35,137 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-11-29 23:27:35,141 INFO L168 Benchmark]: Toolchain (without parser) took 13604.37 ms. Allocated memory was 90.2 MB in the beginning and 318.8 MB in the end (delta: 228.6 MB). Free memory was 57.8 MB in the beginning and 290.1 MB in the end (delta: -232.3 MB). Peak memory consumption was 91.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:27:35,142 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 90.2 MB. Free memory was 48.9 MB in the beginning and 48.8 MB in the end (delta: 39.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:27:35,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.49 ms. Allocated memory is still 90.2 MB. Free memory was 57.5 MB in the beginning and 40.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:27:35,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.86 ms. Allocated memory is still 90.2 MB. Free memory was 40.9 MB in the beginning and 35.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:27:35,144 INFO L168 Benchmark]: Boogie Preprocessor took 101.29 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 35.4 MB in the beginning and 83.1 MB in the end (delta: -47.8 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:27:35,145 INFO L168 Benchmark]: RCFGBuilder took 12617.89 ms. Allocated memory was 111.1 MB in the beginning and 318.8 MB in the end (delta: 207.6 MB). Free memory was 83.1 MB in the beginning and 290.1 MB in the end (delta: -207.0 MB). Peak memory consumption was 96.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:27:35,149 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 90.2 MB. Free memory was 48.9 MB in the beginning and 48.8 MB in the end (delta: 39.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 784.49 ms. Allocated memory is still 90.2 MB. Free memory was 57.5 MB in the beginning and 40.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.86 ms. Allocated memory is still 90.2 MB. Free memory was 40.9 MB in the beginning and 35.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 101.29 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 35.4 MB in the beginning and 83.1 MB in the end (delta: -47.8 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12617.89 ms. Allocated memory was 111.1 MB in the beginning and 318.8 MB in the end (delta: 207.6 MB). Free memory was 83.1 MB in the beginning and 290.1 MB in the end (delta: -207.0 MB). Peak memory consumption was 96.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:27:37,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:27:37,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:27:37,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:27:37,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:27:37,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:27:37,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:27:37,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:27:37,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:27:37,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:27:37,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:27:37,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:27:37,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:27:37,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:27:37,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:27:37,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:27:37,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:27:37,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:27:37,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:27:37,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:27:37,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:27:37,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:27:37,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:27:37,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:27:37,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:27:37,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:27:37,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:27:37,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:27:37,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:27:37,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:27:37,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:27:37,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:27:37,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:27:37,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:27:37,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:27:37,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:27:37,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:27:37,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:27:37,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:27:37,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:27:37,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:27:37,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 23:27:37,773 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:27:37,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:27:37,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:27:37,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:27:37,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:27:37,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:27:37,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:27:37,778 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:27:37,778 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:27:37,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:27:37,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:27:37,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:27:37,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:27:37,780 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 23:27:37,781 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 23:27:37,781 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 23:27:37,781 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:27:37,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:27:37,782 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:27:37,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:27:37,782 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:27:37,782 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:27:37,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:27:37,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:27:37,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:27:37,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:27:37,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:27:37,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:27:37,784 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 23:27:37,784 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 23:27:37,784 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:27:37,785 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 23:27:37,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 23:27:37,785 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_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cc4acfeadae5645f3e0f944c433e7782c19c652 [2020-11-29 23:27:38,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:27:38,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:27:38,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:27:38,258 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:27:38,258 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:27:38,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i [2020-11-29 23:27:38,326 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/data/7417a0b08/207d432d071c4392ab43385b5bcdf0ca/FLAG95ef23b1f [2020-11-29 23:27:38,985 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:27:38,986 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i [2020-11-29 23:27:39,013 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/data/7417a0b08/207d432d071c4392ab43385b5bcdf0ca/FLAG95ef23b1f [2020-11-29 23:27:39,243 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/bin/ukojak/data/7417a0b08/207d432d071c4392ab43385b5bcdf0ca [2020-11-29 23:27:39,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:27:39,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:27:39,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:27:39,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:27:39,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:27:39,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:27:39" (1/1) ... [2020-11-29 23:27:39,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a59933a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:39, skipping insertion in model container [2020-11-29 23:27:39,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:27:39" (1/1) ... [2020-11-29 23:27:39,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:27:39,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:27:39,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:27:39,976 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:27:40,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:27:40,277 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:27:40,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40 WrapperNode [2020-11-29 23:27:40,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:27:40,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:27:40,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:27:40,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:27:40,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40" (1/1) ... [2020-11-29 23:27:40,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40" (1/1) ... [2020-11-29 23:27:40,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:27:40,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:27:40,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:27:40,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:27:40,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40" (1/1) ... [2020-11-29 23:27:40,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40" (1/1) ... [2020-11-29 23:27:40,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40" (1/1) ... [2020-11-29 23:27:40,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40" (1/1) ... [2020-11-29 23:27:40,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40" (1/1) ... [2020-11-29 23:27:40,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40" (1/1) ... [2020-11-29 23:27:40,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40" (1/1) ... [2020-11-29 23:27:40,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:27:40,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:27:40,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:27:40,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:27:40,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:27:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b0c7f43c-31eb-45fe-89af-cc3318aea9ad/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 [2020-11-29 23:27:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-29 23:27:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 23:27:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-29 23:27:40,630 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-29 23:27:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 23:27:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:27:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-29 23:27:40,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-29 23:27:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 23:27:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-29 23:27:40,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-29 23:27:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-29 23:27:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:27:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 23:27:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 23:27:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-29 23:27:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-29 23:27:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-29 23:27:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:27:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:27:41,505 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-29 23:27:41,506 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-29 23:27:41,506 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-29 23:27:41,506 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-29 23:27:41,506 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L733: SUMMARY for call __CS_cs(); srcloc: null [2020-11-29 23:27:41,506 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L733-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-29 23:27:41,507 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L733-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-29 23:27:56,714 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-11-29 23:27:56,719 INFO L168 Benchmark]: Toolchain (without parser) took 17469.70 ms. Allocated memory was 54.5 MB in the beginning and 182.5 MB in the end (delta: 127.9 MB). Free memory was 31.6 MB in the beginning and 149.6 MB in the end (delta: -118.0 MB). Peak memory consumption was 95.7 MB. Max. memory is 16.1 GB. [2020-11-29 23:27:56,719 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 54.5 MB. Free memory was 36.6 MB in the beginning and 36.6 MB in the end (delta: 25.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:27:56,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1028.35 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 31.4 MB in the beginning and 33.6 MB in the end (delta: -2.2 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:27:56,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.81 ms. Allocated memory is still 69.2 MB. Free memory was 33.6 MB in the beginning and 46.5 MB in the end (delta: -12.9 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:27:56,722 INFO L168 Benchmark]: Boogie Preprocessor took 153.78 ms. Allocated memory is still 69.2 MB. Free memory was 46.5 MB in the beginning and 40.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:27:56,723 INFO L168 Benchmark]: RCFGBuilder took 16163.50 ms. Allocated memory was 69.2 MB in the beginning and 182.5 MB in the end (delta: 113.2 MB). Free memory was 40.8 MB in the beginning and 149.6 MB in the end (delta: -108.8 MB). Peak memory consumption was 89.0 MB. Max. memory is 16.1 GB. [2020-11-29 23:27:56,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 54.5 MB. Free memory was 36.6 MB in the beginning and 36.6 MB in the end (delta: 25.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1028.35 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 31.4 MB in the beginning and 33.6 MB in the end (delta: -2.2 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 119.81 ms. Allocated memory is still 69.2 MB. Free memory was 33.6 MB in the beginning and 46.5 MB in the end (delta: -12.9 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 153.78 ms. Allocated memory is still 69.2 MB. Free memory was 46.5 MB in the beginning and 40.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 16163.50 ms. Allocated memory was 69.2 MB in the beginning and 182.5 MB in the end (delta: 113.2 MB). Free memory was 40.8 MB in the beginning and 149.6 MB in the end (delta: -108.8 MB). Peak memory consumption was 89.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...