./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/07_rand_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_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/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 7670d22f98ea1bbc7c55a73e2f2001317f1c809a ................................................................................................................................................................................................................................................................................................. 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_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/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 7670d22f98ea1bbc7c55a73e2f2001317f1c809a ............................................................................................................................................................................................................................................................................................. 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 [2018-12-01 08:08:18,521 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 08:08:18,522 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 08:08:18,528 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 08:08:18,528 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 08:08:18,528 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 08:08:18,529 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 08:08:18,530 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 08:08:18,530 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 08:08:18,531 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 08:08:18,531 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 08:08:18,531 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 08:08:18,532 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 08:08:18,532 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 08:08:18,533 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 08:08:18,533 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 08:08:18,534 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 08:08:18,534 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 08:08:18,535 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 08:08:18,536 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 08:08:18,536 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 08:08:18,537 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 08:08:18,538 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 08:08:18,538 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 08:08:18,538 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 08:08:18,539 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 08:08:18,539 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 08:08:18,539 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 08:08:18,540 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 08:08:18,540 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 08:08:18,540 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 08:08:18,541 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 08:08:18,541 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 08:08:18,541 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 08:08:18,541 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 08:08:18,542 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 08:08:18,542 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 08:08:18,549 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 08:08:18,549 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 08:08:18,549 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 08:08:18,549 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 08:08:18,550 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 08:08:18,550 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 08:08:18,550 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 08:08:18,550 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 08:08:18,550 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 08:08:18,550 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 08:08:18,550 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 08:08:18,550 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 08:08:18,550 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 08:08:18,551 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 08:08:18,551 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 08:08:18,551 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 08:08:18,551 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 08:08:18,551 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 08:08:18,551 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 08:08:18,551 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 08:08:18,551 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 08:08:18,551 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 08:08:18,551 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 08:08:18,551 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 08:08:18,552 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 08:08:18,552 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 08:08:18,552 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 08:08:18,552 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 08:08:18,552 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 08:08:18,552 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 08:08:18,552 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_0b76076f-2e77-4dc0-b5a1-624d1112286e/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 -> 7670d22f98ea1bbc7c55a73e2f2001317f1c809a [2018-12-01 08:08:18,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 08:08:18,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 08:08:18,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 08:08:18,582 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 08:08:18,582 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 08:08:18,583 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-12-01 08:08:18,627 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/data/fc425b540/d03699c5f41046bbac55487f16b2abb9/FLAG33e62a048 [2018-12-01 08:08:19,077 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 08:08:19,077 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-12-01 08:08:19,084 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/data/fc425b540/d03699c5f41046bbac55487f16b2abb9/FLAG33e62a048 [2018-12-01 08:08:19,092 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/data/fc425b540/d03699c5f41046bbac55487f16b2abb9 [2018-12-01 08:08:19,094 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 08:08:19,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 08:08:19,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 08:08:19,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 08:08:19,097 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 08:08:19,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c3629c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19, skipping insertion in model container [2018-12-01 08:08:19,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 08:08:19,122 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 08:08:19,283 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 08:08:19,290 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 08:08:19,369 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 08:08:19,404 INFO L195 MainTranslator]: Completed translation [2018-12-01 08:08:19,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19 WrapperNode [2018-12-01 08:08:19,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 08:08:19,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 08:08:19,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 08:08:19,405 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 08:08:19,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 08:08:19,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 08:08:19,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 08:08:19,433 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 08:08:19,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (1/1) ... [2018-12-01 08:08:19,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 08:08:19,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 08:08:19,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 08:08:19,450 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 08:08:19,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/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 [2018-12-01 08:08:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 08:08:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-01 08:08:19,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-01 08:08:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 08:08:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 08:08:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 08:08:19,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 08:08:19,482 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-01 08:08:19,545 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-01 08:08:19,546 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-01 08:08:19,548 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-01 08:08:19,549 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-01 08:08:19,550 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-01 08:08:19,641 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 08:08:19,641 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-12-01 08:08:19,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:08:19 BoogieIcfgContainer [2018-12-01 08:08:19,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 08:08:19,642 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 08:08:19,642 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 08:08:19,644 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 08:08:19,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 08:08:19" (1/3) ... [2018-12-01 08:08:19,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bfe77b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 08:08:19, skipping insertion in model container [2018-12-01 08:08:19,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:19" (2/3) ... [2018-12-01 08:08:19,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bfe77b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 08:08:19, skipping insertion in model container [2018-12-01 08:08:19,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:08:19" (3/3) ... [2018-12-01 08:08:19,646 INFO L112 eAbstractionObserver]: Analyzing ICFG 07_rand_true-unreach-call.i [2018-12-01 08:08:19,664 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,664 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,665 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,665 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,665 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,665 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,665 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,665 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,665 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,665 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,666 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,666 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,666 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,666 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,666 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,666 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,666 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,666 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,666 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,667 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,667 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,667 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,667 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,667 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,668 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,668 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,668 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,668 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,668 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,668 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,668 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,668 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,668 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,669 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:19,676 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-01 08:08:19,676 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 08:08:19,681 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-12-01 08:08:19,690 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-12-01 08:08:19,704 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 08:08:19,705 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 08:08:19,705 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 08:08:19,705 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 08:08:19,705 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 08:08:19,705 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 08:08:19,705 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 08:08:19,705 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 08:08:19,706 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 08:08:19,711 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 62places, 71 transitions [2018-12-01 08:08:19,718 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) [2018-12-01 08:08:19,720 INFO L168 Benchmark]: Toolchain (without parser) took 626.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -144.1 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-12-01 08:08:19,721 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-12-01 08:08:19,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-12-01 08:08:19,722 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.72 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. [2018-12-01 08:08:19,722 INFO L168 Benchmark]: Boogie Preprocessor took 16.61 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-01 08:08:19,722 INFO L168 Benchmark]: RCFGBuilder took 191.93 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: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-12-01 08:08:19,722 INFO L168 Benchmark]: TraceAbstraction took 77.74 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-12-01 08:08:19,724 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 309.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.61 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 191.93 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: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 77.74 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: 13.7 MB). Peak memory consumption was 13.7 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 [2018-12-01 08:08:21,074 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 08:08:21,075 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 08:08:21,083 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 08:08:21,083 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 08:08:21,083 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 08:08:21,084 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 08:08:21,086 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 08:08:21,087 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 08:08:21,087 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 08:08:21,088 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 08:08:21,088 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 08:08:21,089 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 08:08:21,089 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 08:08:21,090 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 08:08:21,091 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 08:08:21,091 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 08:08:21,093 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 08:08:21,094 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 08:08:21,095 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 08:08:21,096 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 08:08:21,097 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 08:08:21,098 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 08:08:21,098 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 08:08:21,099 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 08:08:21,099 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 08:08:21,100 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 08:08:21,100 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 08:08:21,101 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 08:08:21,102 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 08:08:21,102 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 08:08:21,102 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 08:08:21,102 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 08:08:21,103 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 08:08:21,103 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 08:08:21,104 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 08:08:21,104 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-01 08:08:21,114 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 08:08:21,114 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 08:08:21,115 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 08:08:21,115 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 08:08:21,115 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 08:08:21,115 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 08:08:21,115 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 08:08:21,116 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 08:08:21,116 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 08:08:21,116 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 08:08:21,116 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 08:08:21,116 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 08:08:21,116 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 08:08:21,116 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 08:08:21,116 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 08:08:21,116 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 08:08:21,117 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 08:08:21,117 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 08:08:21,117 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 08:08:21,117 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 08:08:21,117 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 08:08:21,117 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 08:08:21,117 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 08:08:21,117 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 08:08:21,117 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 08:08:21,118 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 08:08:21,118 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 08:08:21,118 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 08:08:21,118 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-01 08:08:21,118 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 08:08:21,118 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 08:08:21,118 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 08:08:21,118 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_0b76076f-2e77-4dc0-b5a1-624d1112286e/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 -> 7670d22f98ea1bbc7c55a73e2f2001317f1c809a [2018-12-01 08:08:21,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 08:08:21,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 08:08:21,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 08:08:21,151 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 08:08:21,151 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 08:08:21,152 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-12-01 08:08:21,187 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/data/1cfe30841/0b13d740794947d29b5ceaf2b8d1550f/FLAGdc13ef132 [2018-12-01 08:08:21,656 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 08:08:21,656 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/sv-benchmarks/c/pthread-ext/07_rand_true-unreach-call.i [2018-12-01 08:08:21,663 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/data/1cfe30841/0b13d740794947d29b5ceaf2b8d1550f/FLAGdc13ef132 [2018-12-01 08:08:22,171 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/bin-2019/uautomizer/data/1cfe30841/0b13d740794947d29b5ceaf2b8d1550f [2018-12-01 08:08:22,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 08:08:22,174 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 08:08:22,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 08:08:22,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 08:08:22,178 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 08:08:22,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,180 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 01.12 08:08:22, skipping insertion in model container [2018-12-01 08:08:22,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 08:08:22,212 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 08:08:22,396 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 08:08:22,405 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 08:08:22,431 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 08:08:22,506 INFO L195 MainTranslator]: Completed translation [2018-12-01 08:08:22,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22 WrapperNode [2018-12-01 08:08:22,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 08:08:22,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 08:08:22,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 08:08:22,507 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 08:08:22,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 08:08:22,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 08:08:22,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 08:08:22,539 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 08:08:22,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (1/1) ... [2018-12-01 08:08:22,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 08:08:22,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 08:08:22,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 08:08:22,557 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 08:08:22,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b76076f-2e77-4dc0-b5a1-624d1112286e/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 [2018-12-01 08:08:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 08:08:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-01 08:08:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-01 08:08:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 08:08:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 08:08:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 08:08:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 08:08:22,589 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-01 08:08:22,653 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-01 08:08:22,654 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-01 08:08:22,656 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-01 08:08:22,656 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-01 08:08:22,657 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2018-12-01 08:08:22,784 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 08:08:22,784 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-12-01 08:08:22,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:08:22 BoogieIcfgContainer [2018-12-01 08:08:22,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 08:08:22,785 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 08:08:22,785 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 08:08:22,787 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 08:08:22,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 08:08:22" (1/3) ... [2018-12-01 08:08:22,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c4620ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 08:08:22, skipping insertion in model container [2018-12-01 08:08:22,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:08:22" (2/3) ... [2018-12-01 08:08:22,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c4620ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 08:08:22, skipping insertion in model container [2018-12-01 08:08:22,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:08:22" (3/3) ... [2018-12-01 08:08:22,789 INFO L112 eAbstractionObserver]: Analyzing ICFG 07_rand_true-unreach-call.i [2018-12-01 08:08:22,811 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,812 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,812 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,812 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,812 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,813 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,813 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,813 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,813 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,813 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,813 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,814 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,814 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,814 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_constructor_#in~init| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,814 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,814 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,814 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,815 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~switch3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,815 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_constructor_~init not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,815 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,815 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,815 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,815 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,816 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,816 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,816 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,816 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,816 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,816 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,817 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#in~n| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,817 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,817 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,817 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,817 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,817 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,818 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,818 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,818 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,818 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,818 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,818 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,818 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,819 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,819 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,819 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,819 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~read~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,819 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,820 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nexts~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,820 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~n not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,820 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,820 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic_nextInt_~nextInt_return~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,820 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,820 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic_nextInt_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,820 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,821 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,821 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,821 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_PseudoRandomUsingAtomic__threadmain_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,821 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,821 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_PseudoRandomUsingAtomic__threadmain_~myrand~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 08:08:22,827 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-01 08:08:22,827 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 08:08:22,833 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-12-01 08:08:22,842 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-12-01 08:08:22,856 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 08:08:22,856 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 08:08:22,856 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 08:08:22,857 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 08:08:22,857 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 08:08:22,857 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 08:08:22,857 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 08:08:22,857 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 08:08:22,857 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 08:08:22,862 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60places, 69 transitions [2018-12-01 08:08:22,871 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) [2018-12-01 08:08:22,873 INFO L168 Benchmark]: Toolchain (without parser) took 699.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -127.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 08:08:22,874 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-12-01 08:08:22,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 331.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 49.6 MB. Max. memory is 11.5 GB. [2018-12-01 08:08:22,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.03 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. [2018-12-01 08:08:22,876 INFO L168 Benchmark]: Boogie Preprocessor took 17.79 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. [2018-12-01 08:08:22,876 INFO L168 Benchmark]: RCFGBuilder took 227.80 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-12-01 08:08:22,876 INFO L168 Benchmark]: TraceAbstraction took 87.16 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-01 08:08:22,879 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 331.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 49.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.03 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. * Boogie Preprocessor took 17.79 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 227.80 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 87.16 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: 13.4 MB). Peak memory consumption was 13.4 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...