./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-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_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6e005fc88d78f4fa6701fefc654dc2718cab618 ........................................................................................................................................................................................................................................................... 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_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6e005fc88d78f4fa6701fefc654dc2718cab618 ................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr3 --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 06:44:24,000 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 06:44:24,001 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 06:44:24,009 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 06:44:24,009 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 06:44:24,010 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 06:44:24,011 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 06:44:24,012 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 06:44:24,013 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 06:44:24,014 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 06:44:24,015 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 06:44:24,015 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 06:44:24,015 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 06:44:24,016 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 06:44:24,017 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 06:44:24,018 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 06:44:24,018 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 06:44:24,019 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 06:44:24,021 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 06:44:24,022 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 06:44:24,023 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 06:44:24,023 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 06:44:24,025 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 06:44:24,025 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 06:44:24,025 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 06:44:24,026 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 06:44:24,027 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 06:44:24,027 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 06:44:24,028 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 06:44:24,029 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 06:44:24,029 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 06:44:24,029 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 06:44:24,030 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 06:44:24,030 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 06:44:24,030 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 06:44:24,031 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 06:44:24,031 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 06:44:24,041 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 06:44:24,041 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 06:44:24,042 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 06:44:24,042 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 06:44:24,042 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 06:44:24,042 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 06:44:24,042 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 06:44:24,042 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 06:44:24,042 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 06:44:24,043 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 06:44:24,043 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 06:44:24,043 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 06:44:24,043 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 06:44:24,043 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 06:44:24,043 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 06:44:24,043 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 06:44:24,044 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 06:44:24,044 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 06:44:24,044 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 06:44:24,044 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 06:44:24,044 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 06:44:24,044 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 06:44:24,044 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 06:44:24,045 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 06:44:24,045 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 06:44:24,045 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 06:44:24,045 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 06:44:24,045 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 06:44:24,045 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 06:44:24,045 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 06:44:24,045 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 06:44:24,045 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 06:44:24,045 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 06:44:24,045 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 06:44:24,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 06:44:24,046 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 06:44:24,046 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan 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 -> Taipan 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 -> f6e005fc88d78f4fa6701fefc654dc2718cab618 [2018-12-03 06:44:24,068 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 06:44:24,078 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 06:44:24,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 06:44:24,082 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 06:44:24,082 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 06:44:24,083 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i [2018-12-03 06:44:24,127 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/data/107547308/a60212824b82496bac01a9eb89960929/FLAGca8abdce1 [2018-12-03 06:44:24,542 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 06:44:24,542 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i [2018-12-03 06:44:24,549 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/data/107547308/a60212824b82496bac01a9eb89960929/FLAGca8abdce1 [2018-12-03 06:44:24,557 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/data/107547308/a60212824b82496bac01a9eb89960929 [2018-12-03 06:44:24,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 06:44:24,560 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 06:44:24,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 06:44:24,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 06:44:24,564 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 06:44:24,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@264a29c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24, skipping insertion in model container [2018-12-03 06:44:24,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 06:44:24,598 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 06:44:24,780 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 06:44:24,822 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 06:44:24,851 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 06:44:24,883 INFO L195 MainTranslator]: Completed translation [2018-12-03 06:44:24,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24 WrapperNode [2018-12-03 06:44:24,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 06:44:24,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 06:44:24,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 06:44:24,884 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 06:44:24,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 06:44:24,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 06:44:24,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 06:44:24,912 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 06:44:24,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (1/1) ... [2018-12-03 06:44:24,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 06:44:24,930 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 06:44:24,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 06:44:24,930 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 06:44:24,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 06:44:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 06:44:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-03 06:44:24,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-03 06:44:24,970 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2018-12-03 06:44:24,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2018-12-03 06:44:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-03 06:44:24,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-03 06:44:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-03 06:44:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 06:44:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 06:44:24,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 06:44:24,973 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-03 06:44:25,050 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 06:44:25,052 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 06:44:25,089 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 06:44:25,089 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 06:44:25,089 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-03 06:44:25,090 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-03 06:44:25,121 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 06:44:25,121 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 06:44:25,149 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 06:44:25,150 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-03 06:44:25,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 06:44:25 BoogieIcfgContainer [2018-12-03 06:44:25,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 06:44:25,150 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 06:44:25,150 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 06:44:25,152 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 06:44:25,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 06:44:24" (1/3) ... [2018-12-03 06:44:25,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5384f8a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 06:44:25, skipping insertion in model container [2018-12-03 06:44:25,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:24" (2/3) ... [2018-12-03 06:44:25,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5384f8a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 06:44:25, skipping insertion in model container [2018-12-03 06:44:25,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 06:44:25" (3/3) ... [2018-12-03 06:44:25,154 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs_false-unreach-call.i [2018-12-03 06:44:25,172 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,172 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,172 WARN L317 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,173 WARN L317 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,173 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,173 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,173 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,173 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,173 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,174 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,174 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,174 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,174 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,174 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,174 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,174 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,174 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,175 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,175 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,175 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,175 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,175 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,175 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:25,185 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-03 06:44:25,186 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 06:44:25,190 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-12-03 06:44:25,202 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2018-12-03 06:44:25,218 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 06:44:25,218 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 06:44:25,218 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 06:44:25,218 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 06:44:25,218 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 06:44:25,218 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 06:44:25,218 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 06:44:25,219 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 06:44:25,224 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 59places, 63 transitions [2018-12-03 06:44:25,241 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_thr3 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-03 06:44:25,243 INFO L168 Benchmark]: Toolchain (without parser) took 683.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -103.8 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. [2018-12-03 06:44:25,245 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 06:44:25,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -140.2 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2018-12-03 06:44:25,246 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.29 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 06:44:25,246 INFO L168 Benchmark]: Boogie Preprocessor took 17.89 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 06:44:25,246 INFO L168 Benchmark]: RCFGBuilder took 219.94 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: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2018-12-03 06:44:25,247 INFO L168 Benchmark]: TraceAbstraction took 92.32 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-03 06:44:25,249 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 322.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -140.2 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.29 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 17.89 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 219.94 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: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 92.32 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: 10.7 MB). Peak memory consumption was 10.7 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_thr3 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr3: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-03 06:44:26,602 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 06:44:26,603 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 06:44:26,609 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 06:44:26,609 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 06:44:26,610 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 06:44:26,610 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 06:44:26,611 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 06:44:26,612 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 06:44:26,612 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 06:44:26,613 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 06:44:26,613 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 06:44:26,613 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 06:44:26,614 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 06:44:26,614 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 06:44:26,615 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 06:44:26,615 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 06:44:26,616 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 06:44:26,617 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 06:44:26,618 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 06:44:26,618 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 06:44:26,619 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 06:44:26,621 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 06:44:26,621 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 06:44:26,621 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 06:44:26,622 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 06:44:26,622 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 06:44:26,623 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 06:44:26,623 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 06:44:26,624 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 06:44:26,624 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 06:44:26,624 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 06:44:26,624 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 06:44:26,624 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 06:44:26,625 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 06:44:26,625 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 06:44:26,625 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-03 06:44:26,634 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 06:44:26,634 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 06:44:26,635 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 06:44:26,635 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 06:44:26,635 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 06:44:26,636 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 06:44:26,636 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 06:44:26,636 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 06:44:26,636 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 06:44:26,636 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 06:44:26,637 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 06:44:26,637 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 06:44:26,637 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 06:44:26,637 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 06:44:26,637 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 06:44:26,637 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 06:44:26,637 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 06:44:26,638 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-03 06:44:26,638 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-03 06:44:26,638 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 06:44:26,638 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 06:44:26,638 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 06:44:26,638 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 06:44:26,638 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 06:44:26,638 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 06:44:26,639 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 06:44:26,639 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 06:44:26,639 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 06:44:26,639 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 06:44:26,639 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 06:44:26,639 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 06:44:26,639 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-03 06:44:26,640 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 06:44:26,640 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-03 06:44:26,640 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-03 06:44:26,640 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_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan 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 -> Taipan 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 -> f6e005fc88d78f4fa6701fefc654dc2718cab618 [2018-12-03 06:44:26,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 06:44:26,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 06:44:26,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 06:44:26,678 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 06:44:26,678 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 06:44:26,679 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i [2018-12-03 06:44:26,723 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/data/ebb19b032/4508feff3234401ba81ff5547a6f5385/FLAG406ef9ac7 [2018-12-03 06:44:27,144 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 06:44:27,145 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/sv-benchmarks/c/pthread-ext/32_pthread5_vs_false-unreach-call.i [2018-12-03 06:44:27,151 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/data/ebb19b032/4508feff3234401ba81ff5547a6f5385/FLAG406ef9ac7 [2018-12-03 06:44:27,159 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/data/ebb19b032/4508feff3234401ba81ff5547a6f5385 [2018-12-03 06:44:27,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 06:44:27,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 06:44:27,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 06:44:27,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 06:44:27,164 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 06:44:27,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@435793b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27, skipping insertion in model container [2018-12-03 06:44:27,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 06:44:27,189 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 06:44:27,354 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 06:44:27,363 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 06:44:27,434 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 06:44:27,471 INFO L195 MainTranslator]: Completed translation [2018-12-03 06:44:27,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27 WrapperNode [2018-12-03 06:44:27,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 06:44:27,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 06:44:27,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 06:44:27,472 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 06:44:27,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 06:44:27,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 06:44:27,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 06:44:27,501 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 06:44:27,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (1/1) ... [2018-12-03 06:44:27,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 06:44:27,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 06:44:27,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 06:44:27,521 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 06:44:27,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad260e79-e687-4db3-90a3-83c91ff1bf93/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 06:44:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 06:44:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-03 06:44:27,553 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-03 06:44:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2018-12-03 06:44:27,553 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2018-12-03 06:44:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-03 06:44:27,553 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-03 06:44:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 06:44:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-03 06:44:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 06:44:27,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 06:44:27,554 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-03 06:44:27,625 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 06:44:27,626 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 06:44:27,650 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 06:44:27,651 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 06:44:27,651 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-03 06:44:27,651 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-03 06:44:27,683 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 06:44:27,684 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 06:44:27,718 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 06:44:27,718 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-03 06:44:27,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 06:44:27 BoogieIcfgContainer [2018-12-03 06:44:27,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 06:44:27,719 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 06:44:27,719 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 06:44:27,722 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 06:44:27,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 06:44:27" (1/3) ... [2018-12-03 06:44:27,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@227fd83a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 06:44:27, skipping insertion in model container [2018-12-03 06:44:27,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:44:27" (2/3) ... [2018-12-03 06:44:27,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@227fd83a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 06:44:27, skipping insertion in model container [2018-12-03 06:44:27,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 06:44:27" (3/3) ... [2018-12-03 06:44:27,724 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs_false-unreach-call.i [2018-12-03 06:44:27,746 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,747 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,747 WARN L317 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,747 WARN L317 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,747 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,747 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,748 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,748 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,748 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,748 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,749 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,749 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,749 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,749 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,749 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,749 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,750 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,750 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,750 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,750 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,750 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,750 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 06:44:27,755 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-03 06:44:27,755 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 06:44:27,760 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-12-03 06:44:27,768 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2018-12-03 06:44:27,782 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-03 06:44:27,782 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 06:44:27,782 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 06:44:27,782 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 06:44:27,782 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 06:44:27,782 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 06:44:27,782 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 06:44:27,783 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 06:44:27,783 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 06:44:27,788 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58places, 62 transitions [2018-12-03 06:44:27,808 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_thr3 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-03 06:44:27,810 INFO L168 Benchmark]: Toolchain (without parser) took 648.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -143.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-12-03 06:44:27,811 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 06:44:27,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -188.2 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-12-03 06:44:27,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 06:44:27,812 INFO L168 Benchmark]: Boogie Preprocessor took 19.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 06:44:27,812 INFO L168 Benchmark]: RCFGBuilder took 197.78 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: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-03 06:44:27,812 INFO L168 Benchmark]: TraceAbstraction took 90.01 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: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2018-12-03 06:44:27,815 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 309.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -188.2 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.19 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 19.81 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 197.78 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: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 90.01 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: 20.2 MB). Peak memory consumption was 20.2 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_thr3 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr3: 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...