./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/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 937d3584b3fcf8e1c5b4be4364be53fb5601b821 ........................................................................................................................................................................................................................................................................................................ 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_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/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 937d3584b3fcf8e1c5b4be4364be53fb5601b821 .................................................................................................................................................................................................................................................................................................... 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-aa41828 [2018-11-22 22:54:10,129 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:54:10,130 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:54:10,138 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:54:10,139 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:54:10,140 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:54:10,141 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:54:10,142 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:54:10,143 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:54:10,144 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:54:10,145 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:54:10,145 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:54:10,146 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:54:10,147 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:54:10,148 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:54:10,148 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:54:10,149 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:54:10,150 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:54:10,152 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:54:10,153 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:54:10,154 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:54:10,155 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:54:10,157 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:54:10,157 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:54:10,157 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:54:10,158 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:54:10,159 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:54:10,160 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:54:10,160 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:54:10,161 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:54:10,162 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:54:10,162 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:54:10,162 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:54:10,162 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:54:10,163 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:54:10,164 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:54:10,164 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-22 22:54:10,173 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:54:10,174 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:54:10,174 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:54:10,174 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:54:10,174 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 22:54:10,175 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 22:54:10,175 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 22:54:10,175 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-22 22:54:10,175 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 22:54:10,175 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 22:54:10,175 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-22 22:54:10,175 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-22 22:54:10,175 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 22:54:10,176 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:54:10,176 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:54:10,176 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:54:10,176 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:54:10,176 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:54:10,176 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:54:10,176 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:54:10,176 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:54:10,176 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:54:10,176 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:54:10,177 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:54:10,177 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:54:10,177 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:54:10,177 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:54:10,177 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:54:10,177 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:54:10,178 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:54:10,178 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:54:10,178 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:54:10,178 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:54:10,178 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-22 22:54:10,178 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:54:10,178 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:54:10,179 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 22:54:10,179 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_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/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 -> 937d3584b3fcf8e1c5b4be4364be53fb5601b821 [2018-11-22 22:54:10,204 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:54:10,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:54:10,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:54:10,217 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:54:10,217 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:54:10,218 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-22 22:54:10,258 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/data/6b028cdb7/5eda8618d58f49429d72d5e0d64a368b/FLAG27ba4762a [2018-11-22 22:54:10,706 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:54:10,707 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-22 22:54:10,720 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/data/6b028cdb7/5eda8618d58f49429d72d5e0d64a368b/FLAG27ba4762a [2018-11-22 22:54:10,728 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/data/6b028cdb7/5eda8618d58f49429d72d5e0d64a368b [2018-11-22 22:54:10,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:54:10,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:54:10,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:54:10,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:54:10,735 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:54:10,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:54:10" (1/1) ... [2018-11-22 22:54:10,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@619028a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:10, skipping insertion in model container [2018-11-22 22:54:10,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:54:10" (1/1) ... [2018-11-22 22:54:10,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:54:10,773 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:54:10,971 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:54:10,980 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:54:11,055 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:54:11,086 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:54:11,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11 WrapperNode [2018-11-22 22:54:11,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:54:11,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:54:11,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:54:11,087 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:54:11,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (1/1) ... [2018-11-22 22:54:11,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (1/1) ... [2018-11-22 22:54:11,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:54:11,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:54:11,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:54:11,119 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:54:11,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (1/1) ... [2018-11-22 22:54:11,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (1/1) ... [2018-11-22 22:54:11,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (1/1) ... [2018-11-22 22:54:11,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (1/1) ... [2018-11-22 22:54:11,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (1/1) ... [2018-11-22 22:54:11,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (1/1) ... [2018-11-22 22:54:11,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (1/1) ... [2018-11-22 22:54:11,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:54:11,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:54:11,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:54:11,140 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:54:11,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/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 [2018-11-22 22:54:11,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:54:11,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 22:54:11,194 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-22 22:54:11,194 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-22 22:54:11,194 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-22 22:54:11,195 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-22 22:54:11,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 22:54:11,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:54:11,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 22:54:11,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:54:11,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:54:11,196 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-22 22:54:11,315 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-22 22:54:11,315 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-22 22:54:11,315 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-22 22:54:11,316 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-22 22:54:11,416 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-22 22:54:11,417 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-22 22:54:11,463 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:54:11,464 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-11-22 22:54:11,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:54:11 BoogieIcfgContainer [2018-11-22 22:54:11,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:54:11,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:54:11,465 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:54:11,467 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:54:11,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:54:10" (1/3) ... [2018-11-22 22:54:11,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@394d2e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:54:11, skipping insertion in model container [2018-11-22 22:54:11,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:11" (2/3) ... [2018-11-22 22:54:11,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@394d2e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:54:11, skipping insertion in model container [2018-11-22 22:54:11,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:54:11" (3/3) ... [2018-11-22 22:54:11,469 INFO L112 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs_true-unreach-call.i [2018-11-22 22:54:11,494 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,494 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,494 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,494 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,496 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,496 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,496 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,496 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,496 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,496 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,498 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,499 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,499 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,499 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,499 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,499 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,499 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,501 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,501 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,502 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,502 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,502 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,502 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,502 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,502 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,502 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,502 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,503 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,503 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,503 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,503 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,503 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,503 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,504 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,504 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:11,521 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-22 22:54:11,521 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:54:11,528 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-22 22:54:11,542 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-22 22:54:11,563 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:54:11,563 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:54:11,563 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:54:11,564 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:54:11,564 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:54:11,564 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:54:11,564 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:54:11,564 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:54:11,571 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51places, 54 transitions [2018-11-22 22:54:11,587 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) [2018-11-22 22:54:11,589 INFO L168 Benchmark]: Toolchain (without parser) took 859.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -110.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:54:11,591 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:54:11,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -156.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:54:11,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.69 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:54:11,592 INFO L168 Benchmark]: Boogie Preprocessor took 20.67 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. [2018-11-22 22:54:11,593 INFO L168 Benchmark]: RCFGBuilder took 324.11 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: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-11-22 22:54:11,593 INFO L168 Benchmark]: TraceAbstraction took 124.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:54:11,596 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -156.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.69 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.67 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 324.11 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: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 124.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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-aa41828 [2018-11-22 22:54:12,979 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:54:12,980 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:54:12,987 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:54:12,987 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:54:12,988 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:54:12,989 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:54:12,990 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:54:12,991 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:54:12,992 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:54:12,992 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:54:12,993 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:54:12,993 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:54:12,994 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:54:12,995 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:54:12,995 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:54:12,996 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:54:12,998 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:54:12,999 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:54:13,000 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:54:13,001 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:54:13,002 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:54:13,004 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:54:13,004 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:54:13,004 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:54:13,005 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:54:13,006 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:54:13,007 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:54:13,007 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:54:13,008 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:54:13,008 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:54:13,009 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:54:13,009 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:54:13,010 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:54:13,010 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:54:13,011 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:54:13,011 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-22 22:54:13,022 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:54:13,022 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:54:13,023 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:54:13,023 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:54:13,023 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 22:54:13,023 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 22:54:13,023 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 22:54:13,023 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 22:54:13,023 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 22:54:13,023 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 22:54:13,024 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:54:13,024 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:54:13,024 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:54:13,024 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:54:13,024 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:54:13,024 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:54:13,024 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:54:13,025 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 22:54:13,025 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 22:54:13,025 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:54:13,026 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:54:13,026 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:54:13,026 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:54:13,027 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:54:13,027 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:54:13,027 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:54:13,027 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:54:13,027 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:54:13,027 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:54:13,027 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:54:13,027 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:54:13,027 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-22 22:54:13,027 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:54:13,028 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 22:54:13,028 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 22:54:13,028 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_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/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 -> 937d3584b3fcf8e1c5b4be4364be53fb5601b821 [2018-11-22 22:54:13,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:54:13,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:54:13,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:54:13,067 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:54:13,068 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:54:13,068 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-22 22:54:13,102 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/data/a63038637/8ae69962cde4464789b7678bdede6312/FLAG5cc0805cb [2018-11-22 22:54:13,483 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:54:13,484 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-22 22:54:13,497 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/data/a63038637/8ae69962cde4464789b7678bdede6312/FLAG5cc0805cb [2018-11-22 22:54:13,864 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/bin-2019/utaipan/data/a63038637/8ae69962cde4464789b7678bdede6312 [2018-11-22 22:54:13,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:54:13,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:54:13,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:54:13,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:54:13,872 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:54:13,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:54:13" (1/1) ... [2018-11-22 22:54:13,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e64853a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:13, skipping insertion in model container [2018-11-22 22:54:13,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:54:13" (1/1) ... [2018-11-22 22:54:13,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:54:13,911 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:54:14,145 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:54:14,157 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:54:14,190 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:54:14,242 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:54:14,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14 WrapperNode [2018-11-22 22:54:14,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:54:14,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:54:14,243 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:54:14,243 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:54:14,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (1/1) ... [2018-11-22 22:54:14,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (1/1) ... [2018-11-22 22:54:14,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:54:14,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:54:14,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:54:14,314 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:54:14,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (1/1) ... [2018-11-22 22:54:14,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (1/1) ... [2018-11-22 22:54:14,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (1/1) ... [2018-11-22 22:54:14,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (1/1) ... [2018-11-22 22:54:14,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (1/1) ... [2018-11-22 22:54:14,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (1/1) ... [2018-11-22 22:54:14,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (1/1) ... [2018-11-22 22:54:14,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:54:14,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:54:14,340 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:54:14,340 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:54:14,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e47ddfdd-d522-47d2-a4fb-dee8bfccaade/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 [2018-11-22 22:54:14,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:54:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-22 22:54:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-22 22:54:14,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-22 22:54:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-22 22:54:14,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-22 22:54:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:54:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-22 22:54:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-22 22:54:14,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:54:14,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:54:14,374 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-22 22:54:14,452 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-22 22:54:14,453 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-22 22:54:14,453 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-22 22:54:14,454 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-22 22:54:14,536 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-22 22:54:14,537 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-22 22:54:14,594 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:54:14,594 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-11-22 22:54:14,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:54:14 BoogieIcfgContainer [2018-11-22 22:54:14,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:54:14,595 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:54:14,595 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:54:14,597 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:54:14,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:54:13" (1/3) ... [2018-11-22 22:54:14,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6414c6c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:54:14, skipping insertion in model container [2018-11-22 22:54:14,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:54:14" (2/3) ... [2018-11-22 22:54:14,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6414c6c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:54:14, skipping insertion in model container [2018-11-22 22:54:14,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:54:14" (3/3) ... [2018-11-22 22:54:14,598 INFO L112 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs_true-unreach-call.i [2018-11-22 22:54:14,623 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,623 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,623 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,624 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,624 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,624 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,624 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,624 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,624 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,625 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,625 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,625 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,625 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,625 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,625 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,625 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,625 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,626 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,626 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,626 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,626 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,626 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,626 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,627 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,627 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,627 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,627 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,627 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,627 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,627 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,627 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,627 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,628 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,628 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,628 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,628 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,628 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,629 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,629 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,629 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,629 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,629 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,629 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,629 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,630 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,630 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,630 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,630 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,630 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,630 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,631 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,631 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,631 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,631 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,631 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,631 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,631 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,632 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,632 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,632 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,632 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,632 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:54:14,646 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-22 22:54:14,646 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:54:14,653 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-22 22:54:14,662 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-22 22:54:14,677 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 22:54:14,678 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:54:14,678 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:54:14,678 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:54:14,678 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:54:14,678 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:54:14,678 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:54:14,678 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:54:14,678 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:54:14,684 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50places, 53 transitions [2018-11-22 22:54:14,697 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) [2018-11-22 22:54:14,699 INFO L168 Benchmark]: Toolchain (without parser) took 831.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -127.6 MB). Peak memory consumption was 277.0 kB. Max. memory is 11.5 GB. [2018-11-22 22:54:14,700 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:54:14,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.07 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-22 22:54:14,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 912.2 MB in the beginning and 1.1 GB in the end (delta: -203.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:54:14,702 INFO L168 Benchmark]: Boogie Preprocessor took 26.00 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. [2018-11-22 22:54:14,703 INFO L168 Benchmark]: RCFGBuilder took 254.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-11-22 22:54:14,703 INFO L168 Benchmark]: TraceAbstraction took 103.65 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:54:14,706 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 374.07 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 912.2 MB in the beginning and 1.1 GB in the end (delta: -203.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.00 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 254.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 103.65 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: 13.1 MB). Peak memory consumption was 13.1 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...