./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs_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_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/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 ff3fb4eaf6b0ddc1a3db996f833d38a9cbb92895 ....................................................................................................................................................................................................................................................................................................... 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_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/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 ff3fb4eaf6b0ddc1a3db996f833d38a9cbb92895 .................................................................................................................................................................................................................................................................................................. 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 [2018-12-03 00:05:39,675 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 00:05:39,676 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 00:05:39,682 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 00:05:39,682 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 00:05:39,683 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 00:05:39,683 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 00:05:39,684 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 00:05:39,685 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 00:05:39,685 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 00:05:39,685 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 00:05:39,686 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 00:05:39,686 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 00:05:39,687 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 00:05:39,687 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 00:05:39,687 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 00:05:39,688 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 00:05:39,689 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 00:05:39,689 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 00:05:39,690 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 00:05:39,691 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 00:05:39,691 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 00:05:39,692 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 00:05:39,693 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 00:05:39,693 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 00:05:39,693 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 00:05:39,694 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 00:05:39,694 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 00:05:39,694 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 00:05:39,695 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 00:05:39,695 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 00:05:39,695 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 00:05:39,695 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 00:05:39,696 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 00:05:39,696 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 00:05:39,696 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 00:05:39,697 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 00:05:39,703 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 00:05:39,704 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 00:05:39,704 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 00:05:39,704 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 00:05:39,704 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 00:05:39,704 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 00:05:39,704 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 00:05:39,705 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 00:05:39,705 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 00:05:39,705 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 00:05:39,705 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 00:05:39,705 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 00:05:39,705 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 00:05:39,705 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 00:05:39,705 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 00:05:39,705 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 00:05:39,706 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 00:05:39,706 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 00:05:39,706 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 00:05:39,706 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 00:05:39,706 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 00:05:39,706 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 00:05:39,706 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 00:05:39,706 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 00:05:39,706 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 00:05:39,706 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 00:05:39,706 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 00:05:39,707 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 00:05:39,707 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 00:05:39,707 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 00:05:39,707 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 00:05:39,707 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 00:05:39,707 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 00:05:39,707 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 00:05:39,707 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 00:05:39,707 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 00:05:39,707 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_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/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 -> ff3fb4eaf6b0ddc1a3db996f833d38a9cbb92895 [2018-12-03 00:05:39,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 00:05:39,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 00:05:39,733 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 00:05:39,733 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 00:05:39,734 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 00:05:39,734 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i [2018-12-03 00:05:39,769 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/data/5834e2a1f/b81ae2628f6a4d3d8542c4b500da655c/FLAG7e35ee8c2 [2018-12-03 00:05:40,265 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 00:05:40,266 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i [2018-12-03 00:05:40,272 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/data/5834e2a1f/b81ae2628f6a4d3d8542c4b500da655c/FLAG7e35ee8c2 [2018-12-03 00:05:40,754 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/data/5834e2a1f/b81ae2628f6a4d3d8542c4b500da655c [2018-12-03 00:05:40,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 00:05:40,757 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 00:05:40,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 00:05:40,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 00:05:40,761 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 00:05:40,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:05:40" (1/1) ... [2018-12-03 00:05:40,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630eb73f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:40, skipping insertion in model container [2018-12-03 00:05:40,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:05:40" (1/1) ... [2018-12-03 00:05:40,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 00:05:40,802 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 00:05:40,969 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 00:05:40,976 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 00:05:41,040 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 00:05:41,070 INFO L195 MainTranslator]: Completed translation [2018-12-03 00:05:41,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41 WrapperNode [2018-12-03 00:05:41,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 00:05:41,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 00:05:41,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 00:05:41,071 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 00:05:41,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (1/1) ... [2018-12-03 00:05:41,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (1/1) ... [2018-12-03 00:05:41,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 00:05:41,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 00:05:41,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 00:05:41,099 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 00:05:41,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (1/1) ... [2018-12-03 00:05:41,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (1/1) ... [2018-12-03 00:05:41,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (1/1) ... [2018-12-03 00:05:41,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (1/1) ... [2018-12-03 00:05:41,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (1/1) ... [2018-12-03 00:05:41,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (1/1) ... [2018-12-03 00:05:41,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (1/1) ... [2018-12-03 00:05:41,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 00:05:41,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 00:05:41,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 00:05:41,116 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 00:05:41,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/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 00:05:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 00:05:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-03 00:05:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-03 00:05:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-03 00:05:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-03 00:05:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-03 00:05:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-03 00:05:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 00:05:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-03 00:05:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 00:05:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 00:05:41,153 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 00:05:41,239 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 00:05:41,239 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel [2018-12-03 00:05:41,239 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel [2018-12-03 00:05:41,239 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 00:05:41,240 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-03 00:05:41,240 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel#2 [2018-12-03 00:05:41,240 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel#2 [2018-12-03 00:05:41,240 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-03 00:05:41,288 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 00:05:41,288 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-03 00:05:41,289 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 00:05:41,289 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-03 00:05:41,345 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 00:05:41,345 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-03 00:05:41,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:05:41 BoogieIcfgContainer [2018-12-03 00:05:41,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 00:05:41,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 00:05:41,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 00:05:41,348 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 00:05:41,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 12:05:40" (1/3) ... [2018-12-03 00:05:41,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@719329c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 12:05:41, skipping insertion in model container [2018-12-03 00:05:41,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:41" (2/3) ... [2018-12-03 00:05:41,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@719329c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 12:05:41, skipping insertion in model container [2018-12-03 00:05:41,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:05:41" (3/3) ... [2018-12-03 00:05:41,350 INFO L112 eAbstractionObserver]: Analyzing ICFG 33_double_lock_p1_vs_true-unreach-call.i [2018-12-03 00:05:41,373 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,373 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,373 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,373 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,373 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,374 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,375 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,376 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,376 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,376 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,377 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,377 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,377 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,377 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,378 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,378 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,379 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,379 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,379 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,379 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:41,383 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-03 00:05:41,383 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 00:05:41,388 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-03 00:05:41,397 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-03 00:05:41,412 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 00:05:41,413 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 00:05:41,413 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 00:05:41,413 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 00:05:41,413 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 00:05:41,413 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 00:05:41,413 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 00:05:41,413 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 00:05:41,418 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40places, 44 transitions [2018-12-03 00:05:41,430 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) [2018-12-03 00:05:41,432 INFO L168 Benchmark]: Toolchain (without parser) took 675.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -109.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:41,433 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 00:05:41,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -147.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:41,434 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.65 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 00:05:41,434 INFO L168 Benchmark]: Boogie Preprocessor took 16.95 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:41,435 INFO L168 Benchmark]: RCFGBuilder took 229.79 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: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:41,435 INFO L168 Benchmark]: TraceAbstraction took 85.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:41,437 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -147.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.95 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 229.79 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: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 85.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 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_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 [2018-12-03 00:05:42,735 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 00:05:42,736 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 00:05:42,744 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 00:05:42,744 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 00:05:42,745 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 00:05:42,746 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 00:05:42,747 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 00:05:42,748 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 00:05:42,749 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 00:05:42,750 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 00:05:42,750 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 00:05:42,751 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 00:05:42,752 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 00:05:42,752 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 00:05:42,753 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 00:05:42,754 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 00:05:42,755 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 00:05:42,757 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 00:05:42,758 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 00:05:42,759 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 00:05:42,760 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 00:05:42,761 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 00:05:42,762 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 00:05:42,762 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 00:05:42,763 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 00:05:42,763 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 00:05:42,764 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 00:05:42,765 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 00:05:42,765 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 00:05:42,766 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 00:05:42,766 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 00:05:42,766 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 00:05:42,767 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 00:05:42,767 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 00:05:42,768 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 00:05:42,768 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-03 00:05:42,778 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 00:05:42,778 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 00:05:42,779 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 00:05:42,779 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 00:05:42,779 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 00:05:42,779 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 00:05:42,779 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 00:05:42,780 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 00:05:42,780 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 00:05:42,780 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 00:05:42,780 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 00:05:42,781 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 00:05:42,781 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 00:05:42,781 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 00:05:42,781 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 00:05:42,781 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 00:05:42,781 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 00:05:42,781 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-03 00:05:42,782 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-03 00:05:42,782 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 00:05:42,782 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 00:05:42,782 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 00:05:42,782 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 00:05:42,782 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 00:05:42,783 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 00:05:42,783 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 00:05:42,783 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 00:05:42,783 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 00:05:42,783 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 00:05:42,783 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 00:05:42,783 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 00:05:42,784 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-03 00:05:42,784 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 00:05:42,784 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-03 00:05:42,784 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-03 00:05:42,784 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_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/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 -> ff3fb4eaf6b0ddc1a3db996f833d38a9cbb92895 [2018-12-03 00:05:42,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 00:05:42,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 00:05:42,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 00:05:42,823 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 00:05:42,824 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 00:05:42,824 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i [2018-12-03 00:05:42,868 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/data/8041bac63/9a57d3e3063240f5aa131a0fd5a2c575/FLAGcdb45425e [2018-12-03 00:05:43,358 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 00:05:43,359 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/sv-benchmarks/c/pthread-ext/33_double_lock_p1_vs_true-unreach-call.i [2018-12-03 00:05:43,365 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/data/8041bac63/9a57d3e3063240f5aa131a0fd5a2c575/FLAGcdb45425e [2018-12-03 00:05:43,373 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/bin-2019/utaipan/data/8041bac63/9a57d3e3063240f5aa131a0fd5a2c575 [2018-12-03 00:05:43,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 00:05:43,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 00:05:43,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 00:05:43,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 00:05:43,378 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 00:05:43,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb0e1fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43, skipping insertion in model container [2018-12-03 00:05:43,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 00:05:43,404 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 00:05:43,584 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 00:05:43,593 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 00:05:43,680 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 00:05:43,712 INFO L195 MainTranslator]: Completed translation [2018-12-03 00:05:43,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43 WrapperNode [2018-12-03 00:05:43,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 00:05:43,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 00:05:43,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 00:05:43,713 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 00:05:43,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 00:05:43,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 00:05:43,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 00:05:43,743 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 00:05:43,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (1/1) ... [2018-12-03 00:05:43,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 00:05:43,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 00:05:43,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 00:05:43,763 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 00:05:43,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4cc152ee-97bd-43d5-8e1c-a50bc3d80846/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 00:05:43,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 00:05:43,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-03 00:05:43,797 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-03 00:05:43,797 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-03 00:05:43,797 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-03 00:05:43,797 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-03 00:05:43,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 00:05:43,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-03 00:05:43,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-03 00:05:43,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 00:05:43,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 00:05:43,798 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 00:05:43,874 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 00:05:43,874 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel [2018-12-03 00:05:43,874 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel [2018-12-03 00:05:43,874 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 00:05:43,875 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-03 00:05:43,875 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_dec_returnLabel#2 [2018-12-03 00:05:43,875 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_returnLabel#2 [2018-12-03 00:05:43,875 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-03 00:05:43,927 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-03 00:05:43,927 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-03 00:05:43,928 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-03 00:05:43,929 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-03 00:05:43,989 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 00:05:43,989 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-03 00:05:43,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:05:43 BoogieIcfgContainer [2018-12-03 00:05:43,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 00:05:43,990 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 00:05:43,990 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 00:05:43,991 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 00:05:43,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 12:05:43" (1/3) ... [2018-12-03 00:05:43,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b502497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 12:05:43, skipping insertion in model container [2018-12-03 00:05:43,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:43" (2/3) ... [2018-12-03 00:05:43,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b502497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 12:05:43, skipping insertion in model container [2018-12-03 00:05:43,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:05:43" (3/3) ... [2018-12-03 00:05:43,993 INFO L112 eAbstractionObserver]: Analyzing ICFG 33_double_lock_p1_vs_true-unreach-call.i [2018-12-03 00:05:44,012 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,012 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,012 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,012 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,012 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,013 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_dec_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,015 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_inc_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,015 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,015 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,015 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,015 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,015 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,015 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,016 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,016 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,016 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,016 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,016 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,016 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,017 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,017 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,017 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,017 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,017 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,017 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,017 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,018 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,018 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,018 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,018 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,018 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-03 00:05:44,024 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-03 00:05:44,024 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 00:05:44,030 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-03 00:05:44,043 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-03 00:05:44,057 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-03 00:05:44,058 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 00:05:44,058 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 00:05:44,058 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 00:05:44,058 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 00:05:44,058 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 00:05:44,058 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 00:05:44,058 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 00:05:44,058 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 00:05:44,063 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39places, 43 transitions [2018-12-03 00:05:44,073 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) [2018-12-03 00:05:44,076 INFO L168 Benchmark]: Toolchain (without parser) took 700.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:44,077 INFO L168 Benchmark]: CDTParser took 0.15 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 00:05:44,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -201.2 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:44,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.30 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 00:05:44,078 INFO L168 Benchmark]: Boogie Preprocessor took 19.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:44,079 INFO L168 Benchmark]: RCFGBuilder took 226.67 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: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:44,079 INFO L168 Benchmark]: TraceAbstraction took 85.64 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. [2018-12-03 00:05:44,081 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 337.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -201.2 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.30 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 19.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 226.67 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: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 85.64 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...