./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 .................................................................................................................................................................................................................................................................. 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_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 ......................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 01:04:27,164 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 01:04:27,165 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 01:04:27,171 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 01:04:27,171 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 01:04:27,172 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 01:04:27,173 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 01:04:27,174 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 01:04:27,175 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 01:04:27,175 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 01:04:27,176 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 01:04:27,176 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 01:04:27,176 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 01:04:27,177 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 01:04:27,178 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 01:04:27,178 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 01:04:27,179 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 01:04:27,180 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 01:04:27,181 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 01:04:27,182 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 01:04:27,182 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 01:04:27,183 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 01:04:27,184 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 01:04:27,184 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 01:04:27,185 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 01:04:27,185 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 01:04:27,186 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 01:04:27,186 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 01:04:27,187 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 01:04:27,187 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 01:04:27,187 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 01:04:27,188 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 01:04:27,188 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 01:04:27,188 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 01:04:27,189 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 01:04:27,189 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 01:04:27,189 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-03 01:04:27,196 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 01:04:27,197 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 01:04:27,197 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 01:04:27,197 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 01:04:27,198 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 01:04:27,198 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 01:04:27,198 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 01:04:27,198 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 01:04:27,198 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 01:04:27,199 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 01:04:27,199 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 01:04:27,199 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 01:04:27,199 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 01:04:27,199 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 01:04:27,199 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 01:04:27,199 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 01:04:27,199 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 01:04:27,200 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 01:04:27,200 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 01:04:27,200 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 01:04:27,200 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 01:04:27,200 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 01:04:27,200 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 01:04:27,200 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 01:04:27,200 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 01:04:27,201 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 01:04:27,201 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 01:04:27,201 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-03 01:04:27,201 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 01:04:27,201 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 01:04:27,201 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_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer 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 -> Automizer 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 -> 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 [2018-12-03 01:04:27,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 01:04:27,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 01:04:27,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 01:04:27,228 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 01:04:27,228 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 01:04:27,229 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i [2018-12-03 01:04:27,264 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/data/84be1f233/5082b0b7bf434207b9614fec32891158/FLAGd5519e1bb [2018-12-03 01:04:27,608 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 01:04:27,608 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i [2018-12-03 01:04:27,614 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/data/84be1f233/5082b0b7bf434207b9614fec32891158/FLAGd5519e1bb [2018-12-03 01:04:27,993 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/data/84be1f233/5082b0b7bf434207b9614fec32891158 [2018-12-03 01:04:27,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 01:04:27,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 01:04:27,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 01:04:27,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 01:04:28,000 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 01:04:28,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:04:27" (1/1) ... [2018-12-03 01:04:28,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7014c445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28, skipping insertion in model container [2018-12-03 01:04:28,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:04:27" (1/1) ... [2018-12-03 01:04:28,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 01:04:28,026 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 01:04:28,180 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:04:28,186 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 01:04:28,244 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:04:28,271 INFO L195 MainTranslator]: Completed translation [2018-12-03 01:04:28,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28 WrapperNode [2018-12-03 01:04:28,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 01:04:28,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 01:04:28,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 01:04:28,272 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 01:04:28,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (1/1) ... [2018-12-03 01:04:28,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (1/1) ... [2018-12-03 01:04:28,300 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 01:04:28,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 01:04:28,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 01:04:28,300 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 01:04:28,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (1/1) ... [2018-12-03 01:04:28,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (1/1) ... [2018-12-03 01:04:28,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (1/1) ... [2018-12-03 01:04:28,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (1/1) ... [2018-12-03 01:04:28,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (1/1) ... [2018-12-03 01:04:28,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (1/1) ... [2018-12-03 01:04:28,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (1/1) ... [2018-12-03 01:04:28,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 01:04:28,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 01:04:28,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 01:04:28,316 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 01:04:28,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-12-03 01:04:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 01:04:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-03 01:04:28,355 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-03 01:04:28,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-03 01:04:28,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 01:04:28,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 01:04:28,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 01:04:28,356 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-03 01:04:28,431 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 01:04:28,432 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 01:04:28,432 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-03 01:04:28,432 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-03 01:04:28,433 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-03 01:04:28,434 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2018-12-03 01:04:28,434 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2018-12-03 01:04:28,434 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2018-12-03 01:04:28,435 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2018-12-03 01:04:28,435 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2018-12-03 01:04:28,553 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 01:04:28,553 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-12-03 01:04:28,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:04:28 BoogieIcfgContainer [2018-12-03 01:04:28,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 01:04:28,554 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 01:04:28,555 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 01:04:28,557 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 01:04:28,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 01:04:27" (1/3) ... [2018-12-03 01:04:28,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c4f09ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:04:28, skipping insertion in model container [2018-12-03 01:04:28,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:28" (2/3) ... [2018-12-03 01:04:28,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c4f09ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:04:28, skipping insertion in model container [2018-12-03 01:04:28,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:04:28" (3/3) ... [2018-12-03 01:04:28,560 INFO L112 eAbstractionObserver]: Analyzing ICFG 03_incdec_true-unreach-call.i [2018-12-03 01:04:28,580 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,580 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,581 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,581 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,581 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,581 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,581 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,581 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,581 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,581 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,581 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,582 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,582 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,582 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,582 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,582 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,582 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,582 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,583 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,583 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,583 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,583 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,583 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,583 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,583 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,583 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,583 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,584 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,584 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,584 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,584 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,584 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,584 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,584 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,585 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,585 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:28,587 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-03 01:04:28,588 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 01:04:28,593 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-12-03 01:04:28,602 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2018-12-03 01:04:28,616 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-03 01:04:28,616 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 01:04:28,616 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 01:04:28,617 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 01:04:28,617 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 01:04:28,617 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 01:04:28,617 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 01:04:28,617 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 01:04:28,617 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 01:04:28,622 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 56places, 61 transitions [2018-12-03 01:04:28,629 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2018-12-03 01:04:28,631 INFO L168 Benchmark]: Toolchain (without parser) took 635.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -103.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. [2018-12-03 01:04:28,632 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:04:28,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -143.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-03 01:04:28,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. [2018-12-03 01:04:28,633 INFO L168 Benchmark]: Boogie Preprocessor took 15.38 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:04:28,633 INFO L168 Benchmark]: RCFGBuilder took 238.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-03 01:04:28,634 INFO L168 Benchmark]: TraceAbstraction took 76.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-03 01:04:28,636 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 275.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -143.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.38 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 238.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 76.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-03 01:04:29,982 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 01:04:29,983 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 01:04:29,989 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 01:04:29,989 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 01:04:29,990 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 01:04:29,990 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 01:04:29,991 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 01:04:29,992 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 01:04:29,992 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 01:04:29,993 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 01:04:29,993 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 01:04:29,993 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 01:04:29,994 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 01:04:29,994 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 01:04:29,995 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 01:04:29,995 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 01:04:29,996 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 01:04:29,997 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 01:04:29,998 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 01:04:29,998 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 01:04:29,999 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 01:04:30,000 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 01:04:30,000 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 01:04:30,000 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 01:04:30,001 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 01:04:30,001 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 01:04:30,002 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 01:04:30,002 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 01:04:30,003 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 01:04:30,003 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 01:04:30,003 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 01:04:30,003 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 01:04:30,003 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 01:04:30,004 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 01:04:30,004 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 01:04:30,004 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-03 01:04:30,012 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 01:04:30,012 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 01:04:30,012 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 01:04:30,013 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 01:04:30,013 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 01:04:30,013 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 01:04:30,013 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 01:04:30,013 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 01:04:30,013 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 01:04:30,013 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 01:04:30,013 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 01:04:30,013 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 01:04:30,014 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 01:04:30,014 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 01:04:30,015 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 01:04:30,015 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 01:04:30,015 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 01:04:30,015 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-03 01:04:30,015 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 01:04:30,015 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-03 01:04:30,015 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-03 01:04:30,015 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_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer 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 -> Automizer 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 -> 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 [2018-12-03 01:04:30,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 01:04:30,040 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 01:04:30,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 01:04:30,043 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 01:04:30,043 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 01:04:30,044 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i [2018-12-03 01:04:30,078 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/data/25791f3e4/0ad17d13b9fb4686922e8dc5e7d60842/FLAG448a2ecdf [2018-12-03 01:04:30,528 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 01:04:30,528 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/sv-benchmarks/c/pthread-ext/03_incdec_true-unreach-call.i [2018-12-03 01:04:30,534 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/data/25791f3e4/0ad17d13b9fb4686922e8dc5e7d60842/FLAG448a2ecdf [2018-12-03 01:04:30,543 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/data/25791f3e4/0ad17d13b9fb4686922e8dc5e7d60842 [2018-12-03 01:04:30,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 01:04:30,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 01:04:30,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 01:04:30,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 01:04:30,549 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 01:04:30,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@375cb835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30, skipping insertion in model container [2018-12-03 01:04:30,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 01:04:30,585 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 01:04:30,774 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:04:30,783 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 01:04:30,809 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:04:30,889 INFO L195 MainTranslator]: Completed translation [2018-12-03 01:04:30,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30 WrapperNode [2018-12-03 01:04:30,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 01:04:30,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 01:04:30,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 01:04:30,891 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 01:04:30,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 01:04:30,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 01:04:30,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 01:04:30,928 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 01:04:30,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (1/1) ... [2018-12-03 01:04:30,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 01:04:30,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 01:04:30,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 01:04:30,948 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 01:04:30,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a993b39e-b34e-4d44-a2b9-342a69e3e429/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-12-03 01:04:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 01:04:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-03 01:04:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-03 01:04:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 01:04:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-03 01:04:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 01:04:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 01:04:30,981 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-03 01:04:31,045 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 01:04:31,046 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 01:04:31,046 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-03 01:04:31,046 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-03 01:04:31,047 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-03 01:04:31,048 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2018-12-03 01:04:31,048 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2018-12-03 01:04:31,048 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2018-12-03 01:04:31,048 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2018-12-03 01:04:31,049 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2018-12-03 01:04:31,140 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 01:04:31,140 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-12-03 01:04:31,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:04:31 BoogieIcfgContainer [2018-12-03 01:04:31,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 01:04:31,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 01:04:31,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 01:04:31,143 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 01:04:31,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 01:04:30" (1/3) ... [2018-12-03 01:04:31,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@248ed680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:04:31, skipping insertion in model container [2018-12-03 01:04:31,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:04:30" (2/3) ... [2018-12-03 01:04:31,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@248ed680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:04:31, skipping insertion in model container [2018-12-03 01:04:31,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:04:31" (3/3) ... [2018-12-03 01:04:31,145 INFO L112 eAbstractionObserver]: Analyzing ICFG 03_incdec_true-unreach-call.i [2018-12-03 01:04:31,162 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,163 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,163 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,163 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,163 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,163 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,163 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,163 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,163 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,164 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,164 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,164 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,164 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,164 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,164 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,165 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,165 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,166 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,166 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,166 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,166 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,166 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,166 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,166 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,166 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,167 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,167 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,167 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,167 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,167 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,167 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 01:04:31,170 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-03 01:04:31,170 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 01:04:31,175 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-12-03 01:04:31,184 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2018-12-03 01:04:31,198 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-03 01:04:31,198 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 01:04:31,198 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 01:04:31,198 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 01:04:31,198 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 01:04:31,198 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 01:04:31,199 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 01:04:31,199 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 01:04:31,199 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 01:04:31,203 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55places, 60 transitions [2018-12-03 01:04:31,210 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2018-12-03 01:04:31,212 INFO L168 Benchmark]: Toolchain (without parser) took 667.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:04:31,213 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:04:31,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -203.7 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. [2018-12-03 01:04:31,214 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.73 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-03 01:04:31,214 INFO L168 Benchmark]: Boogie Preprocessor took 19.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:04:31,214 INFO L168 Benchmark]: RCFGBuilder took 192.76 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-12-03 01:04:31,214 INFO L168 Benchmark]: TraceAbstraction took 70.53 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-03 01:04:31,216 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 343.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -203.7 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.73 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 192.76 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 70.53 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...