./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/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 e3e5a0173ce12c5ff8bb2bd5d43d8d4d784bb4c2 .......................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/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 e3e5a0173ce12c5ff8bb2bd5d43d8d4d784bb4c2 ............................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:16:41,105 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:16:41,106 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:16:41,114 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:16:41,114 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:16:41,115 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:16:41,116 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:16:41,117 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:16:41,118 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:16:41,118 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:16:41,119 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:16:41,119 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:16:41,119 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:16:41,120 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:16:41,121 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:16:41,121 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:16:41,122 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:16:41,123 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:16:41,124 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:16:41,125 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:16:41,126 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:16:41,126 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:16:41,128 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:16:41,128 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:16:41,128 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:16:41,128 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:16:41,129 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:16:41,130 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:16:41,130 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:16:41,131 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:16:41,131 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:16:41,131 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:16:41,131 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:16:41,132 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:16:41,132 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:16:41,133 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:16:41,133 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 13:16:41,142 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:16:41,142 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:16:41,142 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:16:41,143 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:16:41,143 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:16:41,143 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:16:41,143 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:16:41,143 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:16:41,143 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:16:41,144 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:16:41,144 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:16:41,144 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:16:41,144 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:16:41,144 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:16:41,144 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:16:41,144 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:16:41,144 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:16:41,145 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 13:16:41,145 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 13:16:41,145 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:16:41,145 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:16:41,145 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:16:41,145 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:16:41,145 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:16:41,146 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:16:41,146 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 13:16:41,146 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:16:41,146 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:16:41,146 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/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 -> e3e5a0173ce12c5ff8bb2bd5d43d8d4d784bb4c2 [2018-11-10 13:16:41,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:16:41,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:16:41,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:16:41,186 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:16:41,186 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:16:41,187 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/../../sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i [2018-11-10 13:16:41,231 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/data/c50437ea0/99a8ef8cd67741efa203bad380254129/FLAG581b45405 [2018-11-10 13:16:41,622 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:16:41,622 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i [2018-11-10 13:16:41,632 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/data/c50437ea0/99a8ef8cd67741efa203bad380254129/FLAG581b45405 [2018-11-10 13:16:41,640 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/data/c50437ea0/99a8ef8cd67741efa203bad380254129 [2018-11-10 13:16:41,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:16:41,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:16:41,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:16:41,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:16:41,645 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:16:41,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:16:41" (1/1) ... [2018-11-10 13:16:41,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4205049b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:41, skipping insertion in model container [2018-11-10 13:16:41,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:16:41" (1/1) ... [2018-11-10 13:16:41,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:16:41,684 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:16:41,955 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:16:41,991 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:16:42,029 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:16:42,194 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:16:42,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42 WrapperNode [2018-11-10 13:16:42,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:16:42,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:16:42,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:16:42,195 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:16:42,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42" (1/1) ... [2018-11-10 13:16:42,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42" (1/1) ... [2018-11-10 13:16:42,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:16:42,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:16:42,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:16:42,271 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:16:42,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42" (1/1) ... [2018-11-10 13:16:42,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42" (1/1) ... [2018-11-10 13:16:42,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42" (1/1) ... [2018-11-10 13:16:42,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42" (1/1) ... [2018-11-10 13:16:42,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42" (1/1) ... [2018-11-10 13:16:42,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42" (1/1) ... [2018-11-10 13:16:42,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42" (1/1) ... [2018-11-10 13:16:42,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:16:42,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:16:42,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:16:42,330 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:16:42,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/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 [2018-11-10 13:16:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-11-10 13:16:42,372 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-11-10 13:16:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-11-10 13:16:42,373 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-11-10 13:16:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-11-10 13:16:42,373 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-11-10 13:16:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:16:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 13:16:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:16:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 13:16:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 13:16:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:16:42,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:16:42,375 WARN L200 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 13:16:43,555 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:16:43,596 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:43,596 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:43,596 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:43,597 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:43,598 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:43,598 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:43,598 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:43,598 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:43,599 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:16:43,602 INFO L168 Benchmark]: Toolchain (without parser) took 1959.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Free memory was 952.1 MB in the beginning and 938.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 204.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:43,603 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:16:43,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -189.7 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:43,604 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:43,605 INFO L168 Benchmark]: Boogie Preprocessor took 58.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:43,605 INFO L168 Benchmark]: RCFGBuilder took 1271.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 938.2 MB in the end (delta: 186.8 MB). Peak memory consumption was 186.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:43,608 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 551.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -189.7 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1271.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 938.2 MB in the end (delta: 186.8 MB). Peak memory consumption was 186.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:16:44,995 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:16:44,996 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:16:45,005 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:16:45,005 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:16:45,006 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:16:45,007 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:16:45,008 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:16:45,009 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:16:45,010 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:16:45,010 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:16:45,011 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:16:45,011 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:16:45,012 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:16:45,013 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:16:45,013 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:16:45,014 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:16:45,015 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:16:45,016 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:16:45,017 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:16:45,018 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:16:45,019 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:16:45,021 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:16:45,021 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:16:45,021 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:16:45,022 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:16:45,022 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:16:45,023 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:16:45,023 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:16:45,024 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:16:45,024 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:16:45,025 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:16:45,025 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:16:45,025 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:16:45,026 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:16:45,026 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:16:45,026 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 13:16:45,037 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:16:45,037 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:16:45,038 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:16:45,038 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:16:45,038 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:16:45,038 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:16:45,039 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:16:45,039 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:16:45,039 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:16:45,039 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:16:45,039 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:16:45,039 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:16:45,040 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:16:45,040 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:16:45,040 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:16:45,040 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:16:45,040 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:16:45,040 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:16:45,040 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 13:16:45,040 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 13:16:45,041 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:16:45,041 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:16:45,041 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:16:45,041 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:16:45,041 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:16:45,041 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:16:45,042 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 13:16:45,042 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:16:45,042 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:16:45,042 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:16:45,042 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:16:45,042 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/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 -> e3e5a0173ce12c5ff8bb2bd5d43d8d4d784bb4c2 [2018-11-10 13:16:45,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:16:45,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:16:45,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:16:45,081 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:16:45,082 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:16:45,082 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/../../sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i [2018-11-10 13:16:45,116 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/data/8878aa76c/324b41867cf24089b6e803b111c69dd1/FLAG4af427f43 [2018-11-10 13:16:45,504 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:16:45,505 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/sv-benchmarks/c/pthread/queue_ok_longer_true-unreach-call.i [2018-11-10 13:16:45,515 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/data/8878aa76c/324b41867cf24089b6e803b111c69dd1/FLAG4af427f43 [2018-11-10 13:16:45,523 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/ukojak/data/8878aa76c/324b41867cf24089b6e803b111c69dd1 [2018-11-10 13:16:45,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:16:45,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:16:45,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:16:45,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:16:45,530 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:16:45,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:16:45" (1/1) ... [2018-11-10 13:16:45,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57bdf600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:45, skipping insertion in model container [2018-11-10 13:16:45,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:16:45" (1/1) ... [2018-11-10 13:16:45,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:16:45,571 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:16:45,897 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:16:45,936 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:16:45,980 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:16:46,164 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:16:46,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46 WrapperNode [2018-11-10 13:16:46,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:16:46,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:16:46,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:16:46,165 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:16:46,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46" (1/1) ... [2018-11-10 13:16:46,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46" (1/1) ... [2018-11-10 13:16:46,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:16:46,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:16:46,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:16:46,290 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:16:46,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46" (1/1) ... [2018-11-10 13:16:46,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46" (1/1) ... [2018-11-10 13:16:46,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46" (1/1) ... [2018-11-10 13:16:46,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46" (1/1) ... [2018-11-10 13:16:46,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46" (1/1) ... [2018-11-10 13:16:46,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46" (1/1) ... [2018-11-10 13:16:46,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46" (1/1) ... [2018-11-10 13:16:46,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:16:46,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:16:46,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:16:46,352 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:16:46,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:16:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28f152f2-8fd4-45a6-9670-1ef93fa7787b/bin-2019/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 [2018-11-10 13:16:46,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 13:16:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-11-10 13:16:46,402 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-11-10 13:16:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-11-10 13:16:46,402 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-11-10 13:16:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-11-10 13:16:46,402 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-11-10 13:16:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 13:16:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:16:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:16:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-10 13:16:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:16:46,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:16:46,404 WARN L200 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 13:16:48,323 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:16:48,363 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:48,363 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:48,364 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:48,364 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:48,365 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:48,365 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:48,366 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:48,366 WARN L317 ript$VariableManager]: TermVariabe |Thread1_t2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:16:48,367 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:16:48,370 INFO L168 Benchmark]: Toolchain (without parser) took 2844.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 944.4 MB in the beginning and 908.5 MB in the end (delta: 35.9 MB). Peak memory consumption was 170.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:48,371 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:16:48,371 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.90 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 863.8 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:48,372 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 863.8 MB in the beginning and 1.1 GB in the end (delta: -258.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:48,374 INFO L168 Benchmark]: Boogie Preprocessor took 61.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:48,374 INFO L168 Benchmark]: RCFGBuilder took 2017.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 908.5 MB in the end (delta: 202.7 MB). Peak memory consumption was 202.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:16:48,378 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 637.90 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 863.8 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 124.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 863.8 MB in the beginning and 1.1 GB in the end (delta: -258.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2017.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 908.5 MB in the end (delta: 202.7 MB). Peak memory consumption was 202.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...