./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 67a25c9874f6ddc470df7d78fecd876e6bc6fb23 ....................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 67a25c9874f6ddc470df7d78fecd876e6bc6fb23 ......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:00:05,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:00:05,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:00:05,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:00:05,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:00:05,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:00:05,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:00:05,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:00:05,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:00:05,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:00:05,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:00:05,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:00:05,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:00:05,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:00:05,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:00:05,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:00:05,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:00:05,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:00:05,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:00:05,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:00:05,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:00:05,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:00:05,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:00:05,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:00:05,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:00:05,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:00:05,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:00:05,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:00:05,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:00:05,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:00:05,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:00:05,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:00:05,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:00:05,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:00:05,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:00:05,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:00:05,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:00:05,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:00:05,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:00:05,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:00:05,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:00:05,373 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 02:00:05,395 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:00:05,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:00:05,395 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 02:00:05,396 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 02:00:05,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:00:05,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:00:05,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:00:05,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:00:05,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:00:05,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:00:05,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:00:05,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:00:05,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:00:05,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:00:05,398 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:00:05,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:00:05,398 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:00:05,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:00:05,399 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:00:05,399 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:00:05,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:00:05,399 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:00:05,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:00:05,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:00:05,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:00:05,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:00:05,400 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 02:00:05,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:00:05,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:00:05,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/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(__VERIFIER_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 -> 67a25c9874f6ddc470df7d78fecd876e6bc6fb23 [2019-11-20 02:00:05,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:00:05,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:00:05,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:00:05,548 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:00:05,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:00:05,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/../../sv-benchmarks/c/pthread/stack_longer-2.i [2019-11-20 02:00:05,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/data/5143263d7/d2d02d151e534e2bb9a3bd15f0d1b6cc/FLAG886c6cd97 [2019-11-20 02:00:06,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:00:06,143 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/sv-benchmarks/c/pthread/stack_longer-2.i [2019-11-20 02:00:06,163 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/data/5143263d7/d2d02d151e534e2bb9a3bd15f0d1b6cc/FLAG886c6cd97 [2019-11-20 02:00:06,380 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/data/5143263d7/d2d02d151e534e2bb9a3bd15f0d1b6cc [2019-11-20 02:00:06,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:00:06,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:00:06,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:00:06,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:00:06,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:00:06,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:00:06" (1/1) ... [2019-11-20 02:00:06,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d3d969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:06, skipping insertion in model container [2019-11-20 02:00:06,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:00:06" (1/1) ... [2019-11-20 02:00:06,399 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:00:06,455 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:00:06,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:00:06,948 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:00:07,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:00:07,138 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:00:07,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07 WrapperNode [2019-11-20 02:00:07,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:00:07,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:00:07,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:00:07,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:00:07,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07" (1/1) ... [2019-11-20 02:00:07,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07" (1/1) ... [2019-11-20 02:00:07,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:00:07,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:00:07,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:00:07,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:00:07,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07" (1/1) ... [2019-11-20 02:00:07,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07" (1/1) ... [2019-11-20 02:00:07,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07" (1/1) ... [2019-11-20 02:00:07,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07" (1/1) ... [2019-11-20 02:00:07,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07" (1/1) ... [2019-11-20 02:00:07,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07" (1/1) ... [2019-11-20 02:00:07,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07" (1/1) ... [2019-11-20 02:00:07,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:00:07,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:00:07,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:00:07,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:00:07,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/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 [2019-11-20 02:00:07,317 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-11-20 02:00:07,317 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-11-20 02:00:07,317 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-11-20 02:00:07,318 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-11-20 02:00:07,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 02:00:07,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 02:00:07,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 02:00:07,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 02:00:07,319 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-11-20 02:00:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-11-20 02:00:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-20 02:00:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-11-20 02:00:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-11-20 02:00:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 02:00:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:00:07,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:00:07,322 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 02:00:07,829 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:00:07,829 INFO L285 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-20 02:00:07,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:00:07 BoogieIcfgContainer [2019-11-20 02:00:07,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:00:07,831 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 02:00:07,831 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 02:00:07,840 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 02:00:07,840 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:00:07" (1/1) ... [2019-11-20 02:00:07,841 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 02:00:07,845 INFO L168 Benchmark]: Toolchain (without parser) took 1460.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -100.9 MB). Peak memory consumption was 43.8 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:07,845 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:07,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 755.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -139.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:07,846 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:07,847 INFO L168 Benchmark]: Boogie Preprocessor took 32.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:07,847 INFO L168 Benchmark]: RCFGBuilder took 586.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:07,848 INFO L168 Benchmark]: CodeCheck took 12.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:07,854 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 755.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -139.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 586.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * CodeCheck took 12.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 02:00:09,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:00:09,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:00:09,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:00:09,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:00:09,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:00:09,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:00:09,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:00:09,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:00:09,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:00:09,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:00:09,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:00:09,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:00:09,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:00:09,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:00:09,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:00:09,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:00:09,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:00:09,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:00:09,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:00:09,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:00:09,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:00:09,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:00:09,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:00:09,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:00:09,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:00:09,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:00:09,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:00:09,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:00:09,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:00:09,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:00:09,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:00:09,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:00:09,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:00:09,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:00:09,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:00:09,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:00:09,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:00:09,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:00:09,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:00:09,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:00:09,713 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-20 02:00:09,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:00:09,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:00:09,736 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 02:00:09,736 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 02:00:09,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:00:09,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:00:09,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:00:09,739 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:00:09,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:00:09,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:00:09,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:00:09,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:00:09,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:00:09,741 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 02:00:09,741 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 02:00:09,741 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:00:09,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:00:09,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:00:09,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:00:09,743 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:00:09,743 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:00:09,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:00:09,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:00:09,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:00:09,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:00:09,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:00:09,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:00:09,745 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 02:00:09,745 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 02:00:09,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:00:09,745 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 02:00:09,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 02:00:09,746 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/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(__VERIFIER_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 -> 67a25c9874f6ddc470df7d78fecd876e6bc6fb23 [2019-11-20 02:00:10,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:00:10,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:00:10,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:00:10,037 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:00:10,037 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:00:10,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/../../sv-benchmarks/c/pthread/stack_longer-2.i [2019-11-20 02:00:10,108 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/data/22be243c1/b944388e4ad242b0874fa0b5a8ff1f4d/FLAGcdd904b7c [2019-11-20 02:00:10,670 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:00:10,678 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/sv-benchmarks/c/pthread/stack_longer-2.i [2019-11-20 02:00:10,701 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/data/22be243c1/b944388e4ad242b0874fa0b5a8ff1f4d/FLAGcdd904b7c [2019-11-20 02:00:10,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/bin/ukojak/data/22be243c1/b944388e4ad242b0874fa0b5a8ff1f4d [2019-11-20 02:00:10,948 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:00:10,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:00:10,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:00:10,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:00:10,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:00:10,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:00:10" (1/1) ... [2019-11-20 02:00:10,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ec0533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:10, skipping insertion in model container [2019-11-20 02:00:10,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:00:10" (1/1) ... [2019-11-20 02:00:10,964 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:00:11,024 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:00:11,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:00:11,600 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:00:11,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:00:11,854 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:00:11,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11 WrapperNode [2019-11-20 02:00:11,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:00:11,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:00:11,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:00:11,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:00:11,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11" (1/1) ... [2019-11-20 02:00:11,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11" (1/1) ... [2019-11-20 02:00:11,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:00:11,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:00:11,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:00:11,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:00:11,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11" (1/1) ... [2019-11-20 02:00:11,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11" (1/1) ... [2019-11-20 02:00:11,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11" (1/1) ... [2019-11-20 02:00:11,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11" (1/1) ... [2019-11-20 02:00:11,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11" (1/1) ... [2019-11-20 02:00:11,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11" (1/1) ... [2019-11-20 02:00:11,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11" (1/1) ... [2019-11-20 02:00:12,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:00:12,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:00:12,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:00:12,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:00:12,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:00:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_16e99e9c-9ac9-426c-9029-5919b9e7b671/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 [2019-11-20 02:00:12,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 02:00:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-11-20 02:00:12,116 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-11-20 02:00:12,116 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-11-20 02:00:12,117 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-11-20 02:00:12,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 02:00:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 02:00:12,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 02:00:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-20 02:00:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-11-20 02:00:12,119 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-11-20 02:00:12,119 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-20 02:00:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-11-20 02:00:12,120 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-11-20 02:00:12,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:00:12,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:00:12,123 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 02:00:13,057 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:00:13,057 INFO L285 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-20 02:00:13,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:00:13 BoogieIcfgContainer [2019-11-20 02:00:13,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:00:13,060 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 02:00:13,060 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 02:00:13,075 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 02:00:13,075 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:00:13" (1/1) ... [2019-11-20 02:00:13,076 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 02:00:13,084 INFO L168 Benchmark]: Toolchain (without parser) took 2132.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 956.4 MB in the beginning and 1.0 GB in the end (delta: -91.5 MB). Peak memory consumption was 59.5 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:13,084 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:13,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 905.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -130.3 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:13,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:13,087 INFO L168 Benchmark]: Boogie Preprocessor took 91.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:13,088 INFO L168 Benchmark]: RCFGBuilder took 1036.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. [2019-11-20 02:00:13,089 INFO L168 Benchmark]: CodeCheck took 20.49 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:00:13,100 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 905.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -130.3 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 91.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1036.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. * CodeCheck took 20.49 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...