./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack-1.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_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/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 523f30d87b393530166a10ee5951ac62008d62b5 ............................................................................................................................................................................................................ 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_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/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 523f30d87b393530166a10ee5951ac62008d62b5 ................................................................................................................................................................................................................. 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 0.2.0-a4ecdab [2020-11-28 04:39:10,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:10,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:10,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:10,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:10,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:10,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:10,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:10,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:10,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:10,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:10,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:10,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:10,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:10,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:10,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:10,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:10,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:10,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:10,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:10,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:10,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:10,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:10,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:10,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:10,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:10,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:10,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:10,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:10,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:10,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:10,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:10,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:10,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:10,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:10,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:10,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:10,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:10,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:10,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:10,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:10,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:39:10,189 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:10,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:10,190 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:10,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:10,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:10,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:10,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:10,192 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:10,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:39:10,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:10,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:10,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:10,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:10,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:10,194 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:10,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:10,195 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:10,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:10,195 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:10,195 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:10,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:10,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:10,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:10,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:10,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:10,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:10,197 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:39:10,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:39:10,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:10,197 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_ca9d35da-721f-431e-9063-712241d45bd0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 523f30d87b393530166a10ee5951ac62008d62b5 [2020-11-28 04:39:10,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:10,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:10,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:10,478 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:10,479 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:10,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/../../sv-benchmarks/c/pthread/stack-1.i [2020-11-28 04:39:10,541 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/data/9d4ece574/9b51a84ebbf64d8aafd8c0ae858a2c67/FLAGaf35e1a0b [2020-11-28 04:39:11,222 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:11,223 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/sv-benchmarks/c/pthread/stack-1.i [2020-11-28 04:39:11,242 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/data/9d4ece574/9b51a84ebbf64d8aafd8c0ae858a2c67/FLAGaf35e1a0b [2020-11-28 04:39:11,450 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/data/9d4ece574/9b51a84ebbf64d8aafd8c0ae858a2c67 [2020-11-28 04:39:11,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:11,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:11,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:11,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:11,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:11,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:11" (1/1) ... [2020-11-28 04:39:11,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ada49e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:11, skipping insertion in model container [2020-11-28 04:39:11,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:11" (1/1) ... [2020-11-28 04:39:11,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:11,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:12,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:12,079 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:39:12,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:12,329 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:39:12,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12 WrapperNode [2020-11-28 04:39:12,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:12,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:12,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:39:12,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:39:12,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12" (1/1) ... [2020-11-28 04:39:12,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12" (1/1) ... [2020-11-28 04:39:12,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:12,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:39:12,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:39:12,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:39:12,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12" (1/1) ... [2020-11-28 04:39:12,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12" (1/1) ... [2020-11-28 04:39:12,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12" (1/1) ... [2020-11-28 04:39:12,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12" (1/1) ... [2020-11-28 04:39:12,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12" (1/1) ... [2020-11-28 04:39:12,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12" (1/1) ... [2020-11-28 04:39:12,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12" (1/1) ... [2020-11-28 04:39:12,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:39:12,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:39:12,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:39:12,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:39:12,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/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 [2020-11-28 04:39:12,517 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-28 04:39:12,517 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-28 04:39:12,517 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-28 04:39:12,518 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-28 04:39:12,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:39:12,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:39:12,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:39:12,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:39:12,521 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2020-11-28 04:39:12,522 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2020-11-28 04:39:12,522 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:39:12,522 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-11-28 04:39:12,522 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-11-28 04:39:12,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:39:12,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:39:12,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:39:12,525 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:39:13,261 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:39:13,262 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-28 04:39:13,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:13 BoogieIcfgContainer [2020-11-28 04:39:13,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:39:13,266 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:39:13,266 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:39:13,277 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:39:13,278 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:13" (1/1) ... [2020-11-28 04:39:13,278 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: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) [2020-11-28 04:39:13,284 INFO L168 Benchmark]: Toolchain (without parser) took 1828.53 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 84.6 MB in the beginning and 99.8 MB in the end (delta: -15.2 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:13,285 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 113.2 MB. Free memory is still 70.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:13,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 861.66 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 84.4 MB in the beginning and 97.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:13,288 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.02 ms. Allocated memory is still 136.3 MB. Free memory was 97.1 MB in the beginning and 94.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:13,289 INFO L168 Benchmark]: Boogie Preprocessor took 31.29 ms. Allocated memory is still 136.3 MB. Free memory was 94.5 MB in the beginning and 93.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:13,290 INFO L168 Benchmark]: RCFGBuilder took 822.52 ms. Allocated memory is still 136.3 MB. Free memory was 93.0 MB in the beginning and 100.8 MB in the end (delta: -7.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:13,291 INFO L168 Benchmark]: CodeCheck took 15.15 ms. Allocated memory is still 136.3 MB. Free memory was 100.8 MB in the beginning and 99.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:13,300 INFO L339 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 0.26 ms. Allocated memory is still 113.2 MB. Free memory is still 70.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 861.66 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 84.4 MB in the beginning and 97.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.02 ms. Allocated memory is still 136.3 MB. Free memory was 97.1 MB in the beginning and 94.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.29 ms. Allocated memory is still 136.3 MB. Free memory was 94.5 MB in the beginning and 93.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 822.52 ms. Allocated memory is still 136.3 MB. Free memory was 93.0 MB in the beginning and 100.8 MB in the end (delta: -7.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.1 GB. * CodeCheck took 15.15 ms. Allocated memory is still 136.3 MB. Free memory was 100.8 MB in the beginning and 99.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:39:15,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:15,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:15,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:15,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:15,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:15,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:15,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:15,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:15,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:15,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:15,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:15,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:15,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:15,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:15,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:15,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:15,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:15,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:15,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:15,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:15,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:15,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:15,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:15,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:15,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:15,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:15,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:15,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:15,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:15,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:15,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:15,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:15,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:15,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:15,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:15,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:15,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:15,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:15,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:15,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:15,793 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:39:15,817 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:15,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:15,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:15,818 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:15,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:15,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:15,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:15,820 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:15,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:15,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:15,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:15,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:15,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:15,821 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:39:15,821 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:39:15,821 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:39:15,822 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:15,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:15,822 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:15,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:15,823 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:15,823 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:15,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:15,823 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:15,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:15,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:15,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:15,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:15,824 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:39:15,825 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:39:15,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:15,825 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:39:15,825 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:39:15,825 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_ca9d35da-721f-431e-9063-712241d45bd0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 523f30d87b393530166a10ee5951ac62008d62b5 [2020-11-28 04:39:16,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:16,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:16,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:16,217 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:16,222 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:16,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/../../sv-benchmarks/c/pthread/stack-1.i [2020-11-28 04:39:16,287 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/data/904182c7f/26cade956ef04b0b996f053f37dbed94/FLAG582d0c828 [2020-11-28 04:39:16,911 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:16,912 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/sv-benchmarks/c/pthread/stack-1.i [2020-11-28 04:39:16,932 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/data/904182c7f/26cade956ef04b0b996f053f37dbed94/FLAG582d0c828 [2020-11-28 04:39:17,177 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/bin/ukojak/data/904182c7f/26cade956ef04b0b996f053f37dbed94 [2020-11-28 04:39:17,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:17,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:17,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:17,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:17,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:17,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:17" (1/1) ... [2020-11-28 04:39:17,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad9cfa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:17, skipping insertion in model container [2020-11-28 04:39:17,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:17" (1/1) ... [2020-11-28 04:39:17,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:17,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:17,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:17,892 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:39:17,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:18,173 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:39:18,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18 WrapperNode [2020-11-28 04:39:18,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:18,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:18,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:39:18,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:39:18,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18" (1/1) ... [2020-11-28 04:39:18,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18" (1/1) ... [2020-11-28 04:39:18,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:18,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:39:18,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:39:18,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:39:18,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18" (1/1) ... [2020-11-28 04:39:18,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18" (1/1) ... [2020-11-28 04:39:18,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18" (1/1) ... [2020-11-28 04:39:18,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18" (1/1) ... [2020-11-28 04:39:18,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18" (1/1) ... [2020-11-28 04:39:18,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18" (1/1) ... [2020-11-28 04:39:18,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18" (1/1) ... [2020-11-28 04:39:18,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:39:18,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:39:18,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:39:18,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:39:18,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ca9d35da-721f-431e-9063-712241d45bd0/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 [2020-11-28 04:39:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:39:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-28 04:39:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-28 04:39:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-28 04:39:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-28 04:39:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:39:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:39:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:39:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:39:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:39:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2020-11-28 04:39:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2020-11-28 04:39:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:39:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-11-28 04:39:18,343 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-11-28 04:39:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:39:18,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:39:18,345 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:39:19,102 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:39:19,102 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-28 04:39:19,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:19 BoogieIcfgContainer [2020-11-28 04:39:19,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:39:19,126 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:39:19,126 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:39:19,136 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:39:19,136 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:19" (1/1) ... [2020-11-28 04:39:19,137 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: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) [2020-11-28 04:39:19,141 INFO L168 Benchmark]: Toolchain (without parser) took 1955.52 ms. Allocated memory was 54.5 MB in the beginning and 79.7 MB in the end (delta: 25.2 MB). Free memory was 30.8 MB in the beginning and 34.6 MB in the end (delta: -3.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:19,141 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:19,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 986.74 ms. Allocated memory was 54.5 MB in the beginning and 79.7 MB in the end (delta: 25.2 MB). Free memory was 30.6 MB in the beginning and 51.3 MB in the end (delta: -20.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:19,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.26 ms. Allocated memory is still 79.7 MB. Free memory was 51.3 MB in the beginning and 48.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:19,144 INFO L168 Benchmark]: Boogie Preprocessor took 37.56 ms. Allocated memory is still 79.7 MB. Free memory was 48.4 MB in the beginning and 46.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:19,145 INFO L168 Benchmark]: RCFGBuilder took 834.84 ms. Allocated memory is still 79.7 MB. Free memory was 46.3 MB in the beginning and 36.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:19,146 INFO L168 Benchmark]: CodeCheck took 12.61 ms. Allocated memory is still 79.7 MB. Free memory was 35.7 MB in the beginning and 34.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:19,150 INFO L339 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 0.29 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.5 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 986.74 ms. Allocated memory was 54.5 MB in the beginning and 79.7 MB in the end (delta: 25.2 MB). Free memory was 30.6 MB in the beginning and 51.3 MB in the end (delta: -20.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.26 ms. Allocated memory is still 79.7 MB. Free memory was 51.3 MB in the beginning and 48.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 37.56 ms. Allocated memory is still 79.7 MB. Free memory was 48.4 MB in the beginning and 46.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 834.84 ms. Allocated memory is still 79.7 MB. Free memory was 46.3 MB in the beginning and 36.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. * CodeCheck took 12.61 ms. Allocated memory is still 79.7 MB. Free memory was 35.7 MB in the beginning and 34.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...