./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_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_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/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 a426994b1a43501e199cdd5a77b142fc4e9017ad ....................................................................................................................................................................................................................................................... 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_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/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 a426994b1a43501e199cdd5a77b142fc4e9017ad ...................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:30:38,961 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:30:38,962 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:30:38,969 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:30:38,969 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:30:38,970 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:30:38,971 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:30:38,972 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:30:38,973 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:30:38,973 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:30:38,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:30:38,974 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:30:38,975 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:30:38,975 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:30:38,976 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:30:38,977 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:30:38,977 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:30:38,978 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:30:38,980 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:30:38,981 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:30:38,981 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:30:38,982 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:30:38,984 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:30:38,984 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:30:38,984 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:30:38,985 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:30:38,986 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:30:38,986 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:30:38,987 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:30:38,988 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:30:38,988 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:30:38,988 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:30:38,988 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:30:38,988 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:30:38,989 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:30:38,989 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:30:38,990 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 16:30:38,999 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:30:39,000 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:30:39,000 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:30:39,000 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 16:30:39,001 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:30:39,001 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:30:39,001 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 16:30:39,001 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:30:39,001 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:30:39,001 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:30:39,001 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:30:39,001 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:30:39,001 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:30:39,002 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:30:39,002 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:30:39,002 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:30:39,002 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:30:39,002 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:30:39,002 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:30:39,002 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:30:39,002 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 16:30:39,003 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:30:39,003 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 16:30:39,003 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:30:39,003 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:30:39,003 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:30:39,003 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:30:39,003 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 16:30:39,003 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:30:39,003 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:30:39,003 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_0f652a42-9fea-43d7-9681-204b3b732c95/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 -> a426994b1a43501e199cdd5a77b142fc4e9017ad [2018-12-08 16:30:39,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:30:39,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:30:39,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:30:39,040 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:30:39,040 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:30:39,040 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-12-08 16:30:39,078 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/data/93788c169/c3d63776611448ef8262cf4fc97cbc4d/FLAG8238fda9d [2018-12-08 16:30:39,529 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:30:39,529 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-12-08 16:30:39,537 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/data/93788c169/c3d63776611448ef8262cf4fc97cbc4d/FLAG8238fda9d [2018-12-08 16:30:39,545 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/data/93788c169/c3d63776611448ef8262cf4fc97cbc4d [2018-12-08 16:30:39,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:30:39,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:30:39,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:30:39,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:30:39,550 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:30:39,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@725a737b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39, skipping insertion in model container [2018-12-08 16:30:39,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:30:39,576 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:30:39,739 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:30:39,782 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:30:39,805 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:30:39,835 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:30:39,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39 WrapperNode [2018-12-08 16:30:39,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:30:39,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:30:39,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:30:39,836 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:30:39,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:30:39,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:30:39,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:30:39,861 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:30:39,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (1/1) ... [2018-12-08 16:30:39,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:30:39,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:30:39,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:30:39,877 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:30:39,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/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 [2018-12-08 16:30:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:30:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-08 16:30:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-08 16:30:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-08 16:30:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-08 16:30:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 16:30:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-12-08 16:30:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:30:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 16:30:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 16:30:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:30:39,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:30:39,910 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 16:30:40,088 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:30:40,088 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 16:30:40,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:30:40 BoogieIcfgContainer [2018-12-08 16:30:40,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:30:40,089 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 16:30:40,089 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 16:30:40,091 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 16:30:40,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 04:30:39" (1/3) ... [2018-12-08 16:30:40,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4398175f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:30:40, skipping insertion in model container [2018-12-08 16:30:40,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:39" (2/3) ... [2018-12-08 16:30:40,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4398175f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:30:40, skipping insertion in model container [2018-12-08 16:30:40,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:30:40" (3/3) ... [2018-12-08 16:30:40,093 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_true-unreach-call.i [2018-12-08 16:30:40,113 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,113 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,113 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,113 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,113 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,113 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,113 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,113 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,114 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,114 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,114 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,114 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,114 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,114 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,114 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,114 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,115 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,115 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,115 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,115 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,115 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,115 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,115 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,115 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,115 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:40,121 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 16:30:40,121 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 16:30:40,126 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-08 16:30:40,135 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-08 16:30:40,150 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 16:30:40,150 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 16:30:40,150 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 16:30:40,150 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 16:30:40,150 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 16:30:40,151 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 16:30:40,151 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 16:30:40,151 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 16:30:40,151 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 16:30:40,156 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-12-08 16:30:40,170 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_thr2 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) [2018-12-08 16:30:40,172 INFO L168 Benchmark]: Toolchain (without parser) took 624.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -99.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:30:40,173 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-12-08 16:30:40,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -141.7 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:30:40,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.45 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. [2018-12-08 16:30:40,174 INFO L168 Benchmark]: Boogie Preprocessor took 15.65 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:30:40,174 INFO L168 Benchmark]: RCFGBuilder took 211.48 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-08 16:30:40,174 INFO L168 Benchmark]: TraceAbstraction took 82.41 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: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-08 16:30:40,176 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 286.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -141.7 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.45 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. * Boogie Preprocessor took 15.65 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 211.48 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 82.41 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: 11.8 MB). Peak memory consumption was 11.8 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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 [2018-12-08 16:30:41,490 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:30:41,491 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:30:41,498 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:30:41,499 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:30:41,499 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:30:41,500 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:30:41,500 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:30:41,501 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:30:41,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:30:41,502 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:30:41,502 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:30:41,503 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:30:41,504 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:30:41,505 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:30:41,505 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:30:41,505 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:30:41,506 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:30:41,507 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:30:41,508 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:30:41,508 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:30:41,509 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:30:41,511 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:30:41,511 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:30:41,511 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:30:41,512 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:30:41,512 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:30:41,512 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:30:41,513 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:30:41,513 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:30:41,514 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:30:41,514 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:30:41,514 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:30:41,514 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:30:41,515 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:30:41,516 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:30:41,516 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-08 16:30:41,526 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:30:41,526 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:30:41,527 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:30:41,527 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 16:30:41,528 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:30:41,528 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:30:41,528 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 16:30:41,528 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:30:41,528 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:30:41,528 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:30:41,529 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:30:41,529 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:30:41,529 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:30:41,529 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:30:41,529 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 16:30:41,529 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 16:30:41,529 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:30:41,530 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:30:41,530 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:30:41,530 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:30:41,530 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:30:41,530 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 16:30:41,530 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:30:41,531 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 16:30:41,531 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:30:41,531 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:30:41,531 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:30:41,531 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:30:41,531 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-08 16:30:41,532 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:30:41,532 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 16:30:41,532 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 16:30:41,532 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_0f652a42-9fea-43d7-9681-204b3b732c95/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 -> a426994b1a43501e199cdd5a77b142fc4e9017ad [2018-12-08 16:30:41,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:30:41,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:30:41,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:30:41,569 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:30:41,569 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:30:41,570 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-12-08 16:30:41,616 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/data/948692a88/2ffd3f9dca4d46ec95e5f07d4c42145f/FLAGb60a0e58f [2018-12-08 16:30:42,044 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:30:42,045 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-12-08 16:30:42,055 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/data/948692a88/2ffd3f9dca4d46ec95e5f07d4c42145f/FLAGb60a0e58f [2018-12-08 16:30:42,063 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/bin-2019/uautomizer/data/948692a88/2ffd3f9dca4d46ec95e5f07d4c42145f [2018-12-08 16:30:42,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:30:42,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:30:42,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:30:42,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:30:42,068 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:30:42,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a4eb40d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42, skipping insertion in model container [2018-12-08 16:30:42,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:30:42,098 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:30:42,302 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:30:42,316 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:30:42,377 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:30:42,412 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:30:42,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42 WrapperNode [2018-12-08 16:30:42,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:30:42,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:30:42,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:30:42,413 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:30:42,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:30:42,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:30:42,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:30:42,438 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:30:42,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (1/1) ... [2018-12-08 16:30:42,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:30:42,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:30:42,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:30:42,455 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:30:42,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f652a42-9fea-43d7-9681-204b3b732c95/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 [2018-12-08 16:30:42,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:30:42,486 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-08 16:30:42,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-08 16:30:42,486 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-08 16:30:42,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-08 16:30:42,486 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-12-08 16:30:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:30:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 16:30:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 16:30:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-12-08 16:30:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-08 16:30:42,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:30:42,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:30:42,488 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 16:30:42,675 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:30:42,675 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 16:30:42,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:30:42 BoogieIcfgContainer [2018-12-08 16:30:42,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:30:42,676 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 16:30:42,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 16:30:42,678 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 16:30:42,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 04:30:42" (1/3) ... [2018-12-08 16:30:42,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad9c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:30:42, skipping insertion in model container [2018-12-08 16:30:42,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:30:42" (2/3) ... [2018-12-08 16:30:42,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad9c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:30:42, skipping insertion in model container [2018-12-08 16:30:42,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:30:42" (3/3) ... [2018-12-08 16:30:42,680 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_true-unreach-call.i [2018-12-08 16:30:42,698 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,698 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,698 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,698 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,699 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,699 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,699 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,699 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,699 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,699 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,699 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,699 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,700 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,700 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,700 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,700 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,700 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,700 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,700 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,700 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,701 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,701 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,701 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,701 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,701 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:30:42,706 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 16:30:42,706 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 16:30:42,711 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-08 16:30:42,719 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-08 16:30:42,732 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 16:30:42,733 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 16:30:42,733 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 16:30:42,733 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 16:30:42,733 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 16:30:42,733 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 16:30:42,733 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 16:30:42,733 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 16:30:42,733 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 16:30:42,738 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-12-08 16:30:42,750 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_thr2 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) [2018-12-08 16:30:42,752 INFO L168 Benchmark]: Toolchain (without parser) took 687.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -135.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-12-08 16:30:42,753 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-12-08 16:30:42,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-12-08 16:30:42,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.34 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-08 16:30:42,754 INFO L168 Benchmark]: Boogie Preprocessor took 17.21 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. [2018-12-08 16:30:42,755 INFO L168 Benchmark]: RCFGBuilder took 220.39 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: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2018-12-08 16:30:42,755 INFO L168 Benchmark]: TraceAbstraction took 75.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-08 16:30:42,757 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 346.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.34 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.21 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 220.39 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: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 75.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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...